{"_license": "Reuse with attribution is welcome; copying the work is not. Data (/api/**.json): CC BY 4.0. Charts, share images, embeds and quotes: free to reuse when credited \"History of Market (historyofmarket.com)\" with a link. No derivative or look-alike sites, no use of the brand names, no citation without the source. Terms: https://historyofmarket.com/license/", "_attribution": "History of Market (historyofmarket.com)", "_canonical": "https://historyofmarket.com/api/sp500/pe.json", "_terms": "https://historyofmarket.com/license/", "updated": "2026-10-03", "pe": [{"date": "1871-01-01", "value": 11.1}, {"date": "1871-02-01", "value": 11.25}, {"date": "1871-03-01", "value": 11.52}, {"date": "1871-04-01", "value": 11.85}, {"date": "1871-05-01", "value": 12.15}, {"date": "1871-06-01", "value": 12.05}, {"date": "1871-07-01", "value": 11.82}, {"date": "1871-08-01", "value": 11.98}, {"date": "1871-09-01", "value": 12.1}, {"date": "1871-10-01", "value": 11.48}, {"date": "1871-11-01", "value": 11.6}, {"date": "1871-12-01", "value": 11.85}, {"date": "1872-01-01", "value": 12.07}, {"date": "1872-02-01", "value": 12.05}, {"date": "1872-03-01", "value": 12.37}, {"date": "1872-04-01", "value": 12.63}, {"date": "1872-05-01", "value": 12.56}, {"date": "1872-06-01", "value": 12.36}, {"date": "1872-07-01", "value": 12.22}, {"date": "1872-08-01", "value": 12.0}, {"date": "1872-09-01", "value": 11.72}, {"date": "1872-10-01", "value": 11.69}, {"date": "1872-11-01", "value": 11.58}, {"date": "1872-12-01", "value": 11.79}, {"date": "1873-01-01", "value": 11.82}, {"date": "1873-02-01", "value": 11.84}, {"date": "1873-03-01", "value": 11.68}, {"date": "1873-04-01", "value": 11.45}, {"date": "1873-05-01", "value": 11.41}, {"date": "1873-06-01", "value": 11.19}, {"date": "1873-07-01", "value": 11.11}, {"date": "1873-08-01", "value": 11.04}, {"date": "1873-09-01", "value": 10.14}, {"date": "1873-10-01", "value": 9.21}, {"date": "1873-11-01", "value": 8.83}, {"date": "1873-12-01", "value": 9.61}, {"date": "1874-01-01", "value": 10.13}, {"date": "1874-02-01", "value": 10.43}, {"date": "1874-03-01", "value": 10.28}, {"date": "1874-04-01", "value": 10.0}, {"date": "1874-05-01", "value": 9.74}, {"date": "1874-06-01", "value": 9.7}, {"date": "1874-07-01", "value": 9.7}, {"date": "1874-08-01", "value": 9.72}, {"date": "1874-09-01", "value": 9.87}, {"date": "1874-10-01", "value": 9.85}, {"date": "1874-11-01", "value": 9.93}, {"date": "1874-12-01", "value": 9.87}, {"date": "1875-01-01", "value": 10.05}, {"date": "1875-02-01", "value": 10.22}, {"date": "1875-03-01", "value": 10.55}, {"date": "1875-04-01", "value": 10.9}, {"date": "1875-05-01", "value": 10.69}, {"date": "1875-06-01", "value": 10.68}, {"date": "1875-07-01", "value": 10.93}, {"date": "1875-08-01", "value": 11.21}, {"date": "1875-09-01", "value": 11.35}, {"date": "1875-10-01", "value": 11.41}, {"date": "1875-11-01", "value": 11.87}, {"date": "1875-12-01", "value": 12.14}, {"date": "1876-01-01", "value": 12.62}, {"date": "1876-02-01", "value": 13.04}, {"date": "1876-03-01", "value": 13.26}, {"date": "1876-04-01", "value": 13.02}, {"date": "1876-05-01", "value": 12.79}, {"date": "1876-06-01", "value": 12.97}, {"date": "1876-07-01", "value": 13.09}, {"date": "1876-08-01", "value": 12.81}, {"date": "1876-09-01", "value": 12.3}, {"date": "1876-10-01", "value": 12.51}, {"date": "1876-11-01", "value": 12.56}, {"date": "1876-12-01", "value": 12.79}, {"date": "1877-01-01", "value": 12.6}, {"date": "1877-02-01", "value": 11.79}, {"date": "1877-03-01", "value": 11.12}, {"date": "1877-04-01", "value": 10.25}, {"date": "1877-05-01", "value": 10.2}, {"date": "1877-06-01", "value": 9.41}, {"date": "1877-07-01", "value": 9.77}, {"date": "1877-08-01", "value": 10.4}, {"date": "1877-09-01", "value": 10.98}, {"date": "1877-10-01", "value": 11.16}, {"date": "1877-11-01", "value": 10.93}, {"date": "1877-12-01", "value": 10.83}, {"date": "1878-01-01", "value": 10.8}, {"date": "1878-02-01", "value": 10.54}, {"date": "1878-03-01", "value": 10.71}, {"date": "1878-04-01", "value": 10.98}, {"date": "1878-05-01", "value": 10.98}, {"date": "1878-06-01", "value": 11.18}, {"date": "1878-07-01", "value": 11.38}, {"date": "1878-08-01", "value": 11.25}, {"date": "1878-09-01", "value": 11.45}, {"date": "1878-10-01", "value": 11.29}, {"date": "1878-11-01", "value": 11.22}, {"date": "1878-12-01", "value": 11.13}, {"date": "1879-01-01", "value": 11.34}, {"date": "1879-02-01", "value": 11.53}, {"date": "1879-03-01", "value": 11.15}, {"date": "1879-04-01", "value": 11.31}, {"date": "1879-05-01", "value": 11.62}, {"date": "1879-06-01", "value": 11.48}, {"date": "1879-07-01", "value": 11.52}, {"date": "1879-08-01", "value": 11.41}, {"date": "1879-09-01", "value": 11.64}, {"date": "1879-10-01", "value": 12.71}, {"date": "1879-11-01", "value": 13.17}, {"date": "1879-12-01", "value": 12.95}, {"date": "1880-01-01", "value": 13.13}, {"date": "1880-02-01", "value": 13.06}, {"date": "1880-03-01", "value": 13.01}, {"date": "1880-04-01", "value": 12.43}, {"date": "1880-05-01", "value": 11.2}, {"date": "1880-06-01", "value": 11.01}, {"date": "1880-07-01", "value": 11.28}, {"date": "1880-08-01", "value": 11.45}, {"date": "1880-09-01", "value": 11.2}, {"date": "1880-10-01", "value": 11.3}, {"date": "1880-11-01", "value": 11.67}, {"date": "1880-12-01", "value": 11.92}, {"date": "1881-01-01", "value": 12.74}, {"date": "1881-02-01", "value": 12.81}, {"date": "1881-03-01", "value": 13.07}, {"date": "1881-04-01", "value": 13.14}, {"date": "1881-05-01", "value": 13.85}, {"date": "1881-06-01", "value": 14.15}, {"date": "1881-07-01", "value": 13.78}, {"date": "1881-08-01", "value": 13.58}, {"date": "1881-09-01", "value": 13.81}, {"date": "1881-10-01", "value": 13.72}, {"date": "1881-11-01", "value": 13.94}, {"date": "1881-12-01", "value": 13.66}, {"date": "1882-01-01", "value": 13.48}, {"date": "1882-02-01", "value": 13.21}, {"date": "1882-03-01", "value": 13.21}, {"date": "1882-04-01", "value": 13.24}, {"date": "1882-05-01", "value": 13.1}, {"date": "1882-06-01", "value": 13.06}, {"date": "1882-07-01", "value": 13.82}, {"date": "1882-08-01", "value": 14.26}, {"date": "1882-09-01", "value": 14.43}, {"date": "1882-10-01", "value": 14.06}, {"date": "1882-11-01", "value": 13.49}, {"date": "1882-12-01", "value": 13.58}, {"date": "1883-01-01", "value": 13.59}, {"date": "1883-02-01", "value": 13.36}, {"date": "1883-03-01", "value": 13.61}, {"date": "1883-04-01", "value": 13.98}, {"date": "1883-05-01", "value": 13.82}, {"date": "1883-06-01", "value": 14.02}, {"date": "1883-07-01", "value": 13.89}, {"date": "1883-08-01", "value": 13.34}, {"date": "1883-09-01", "value": 13.57}, {"date": "1883-10-01", "value": 13.28}, {"date": "1883-11-01", "value": 13.57}, {"date": "1883-12-01", "value": 13.35}, {"date": "1884-01-01", "value": 13.2}, {"date": "1884-02-01", "value": 13.82}, {"date": "1884-03-01", "value": 14.04}, {"date": "1884-04-01", "value": 13.68}, {"date": "1884-05-01", "value": 12.83}, {"date": "1884-06-01", "value": 12.56}, {"date": "1884-07-01", "value": 12.83}, {"date": "1884-08-01", "value": 13.94}, {"date": "1884-09-01", "value": 13.8}, {"date": "1884-10-01", "value": 13.66}, {"date": "1884-11-01", "value": 13.7}, {"date": "1884-12-01", "value": 14.0}, {"date": "1885-01-01", "value": 13.82}, {"date": "1885-02-01", "value": 14.41}, {"date": "1885-03-01", "value": 14.6}, {"date": "1885-04-01", "value": 14.73}, {"date": "1885-05-01", "value": 14.73}, {"date": "1885-06-01", "value": 14.83}, {"date": "1885-07-01", "value": 15.56}, {"date": "1885-08-01", "value": 16.63}, {"date": "1885-09-01", "value": 16.61}, {"date": "1885-10-01", "value": 17.78}, {"date": "1885-11-01", "value": 19.17}, {"date": "1885-12-01", "value": 19.26}, {"date": "1886-01-01", "value": 18.91}, {"date": "1886-02-01", "value": 18.93}, {"date": "1886-03-01", "value": 18.21}, {"date": "1886-04-01", "value": 17.66}, {"date": "1886-05-01", "value": 17.02}, {"date": "1886-06-01", "value": 17.5}, {"date": "1886-07-01", "value": 17.48}, {"date": "1886-08-01", "value": 17.32}, {"date": "1886-09-01", "value": 17.49}, {"date": "1886-10-01", "value": 17.66}, {"date": "1886-11-01", "value": 17.82}, {"date": "1886-12-01", "value": 17.09}, {"date": "1887-01-01", "value": 16.78}, {"date": "1887-02-01", "value": 16.54}, {"date": "1887-03-01", "value": 16.8}, {"date": "1887-04-01", "value": 17.06}, {"date": "1887-05-01", "value": 17.23}, {"date": "1887-06-01", "value": 16.61}, {"date": "1887-07-01", "value": 16.09}, {"date": "1887-08-01", "value": 15.57}, {"date": "1887-09-01", "value": 15.26}, {"date": "1887-10-01", "value": 14.65}, {"date": "1887-11-01", "value": 14.83}, {"date": "1887-12-01", "value": 14.64}, {"date": "1888-01-01", "value": 15.1}, {"date": "1888-02-01", "value": 15.38}, {"date": "1888-03-01", "value": 15.16}, {"date": "1888-04-01", "value": 15.61}, {"date": "1888-05-01", "value": 16.24}, {"date": "1888-06-01", "value": 16.16}, {"date": "1888-07-01", "value": 17.04}, {"date": "1888-08-01", "value": 17.9}, {"date": "1888-09-01", "value": 18.88}, {"date": "1888-10-01", "value": 19.34}, {"date": "1888-11-01", "value": 19.53}, {"date": "1888-12-01", "value": 19.77}, {"date": "1889-01-01", "value": 19.9}, {"date": "1889-02-01", "value": 19.87}, {"date": "1889-03-01", "value": 19.22}, {"date": "1889-04-01", "value": 18.95}, {"date": "1889-05-01", "value": 19.23}, {"date": "1889-06-01", "value": 19.32}, {"date": "1889-07-01", "value": 18.71}, {"date": "1889-08-01", "value": 18.73}, {"date": "1889-09-01", "value": 18.97}, {"date": "1889-10-01", "value": 18.41}, {"date": "1889-11-01", "value": 18.03}, {"date": "1889-12-01", "value": 17.73}, {"date": "1890-01-01", "value": 17.98}, {"date": "1890-02-01", "value": 17.83}, {"date": "1890-03-01", "value": 17.75}, {"date": "1890-04-01", "value": 18.17}, {"date": "1890-05-01", "value": 19.0}, {"date": "1890-06-01", "value": 18.92}, {"date": "1890-07-01", "value": 18.83}, {"date": "1890-08-01", "value": 18.45}, {"date": "1890-09-01", "value": 18.19}, {"date": "1890-10-01", "value": 17.42}, {"date": "1890-11-01", "value": 16.2}, {"date": "1890-12-01", "value": 15.86}, {"date": "1891-01-01", "value": 16.45}, {"date": "1891-02-01", "value": 16.43}, {"date": "1891-03-01", "value": 15.9}, {"date": "1891-04-01", "value": 16.2}, {"date": "1891-05-01", "value": 15.93}, {"date": "1891-06-01", "value": 15.4}, {"date": "1891-07-01", "value": 14.94}, {"date": "1891-08-01", "value": 15.25}, {"date": "1891-09-01", "value": 16.27}, {"date": "1891-10-01", "value": 16.07}, {"date": "1891-11-01", "value": 15.63}, {"date": "1891-12-01", "value": 15.91}, {"date": "1892-01-01", "value": 16.09}, {"date": "1892-02-01", "value": 16.0}, {"date": "1892-03-01", "value": 16.06}, {"date": "1892-04-01", "value": 15.91}, {"date": "1892-05-01", "value": 15.8}, {"date": "1892-06-01", "value": 15.61}, {"date": "1892-07-01", "value": 15.5}, {"date": "1892-08-01", "value": 15.61}, {"date": "1892-09-01", "value": 15.12}, {"date": "1892-10-01", "value": 15.32}, {"date": "1892-11-01", "value": 15.16}, {"date": "1892-12-01", "value": 14.89}, {"date": "1893-01-01", "value": 15.55}, {"date": "1893-02-01", "value": 15.67}, {"date": "1893-03-01", "value": 15.5}, {"date": "1893-04-01", "value": 15.93}, {"date": "1893-05-01", "value": 14.93}, {"date": "1893-06-01", "value": 14.63}, {"date": "1893-07-01", "value": 13.67}, {"date": "1893-08-01", "value": 13.75}, {"date": "1893-09-01", "value": 15.2}, {"date": "1893-10-01", "value": 16.17}, {"date": "1893-11-01", "value": 16.98}, {"date": "1893-12-01", "value": 16.96}, {"date": "1894-01-01", "value": 17.16}, {"date": "1894-02-01", "value": 18.0}, {"date": "1894-03-01", "value": 19.19}, {"date": "1894-04-01", "value": 20.16}, {"date": "1894-05-01", "value": 20.16}, {"date": "1894-06-01", "value": 20.67}, {"date": "1894-07-01", "value": 21.07}, {"date": "1894-08-01", "value": 22.81}, {"date": "1894-09-01", "value": 24.22}, {"date": "1894-10-01", "value": 24.56}, {"date": "1894-11-01", "value": 25.79}, {"date": "1894-12-01", "value": 26.88}, {"date": "1895-01-01", "value": 25.37}, {"date": "1895-02-01", "value": 23.94}, {"date": "1895-03-01", "value": 22.96}, {"date": "1895-04-01", "value": 23.0}, {"date": "1895-05-01", "value": 23.34}, {"date": "1895-06-01", "value": 22.93}, {"date": "1895-07-01", "value": 22.21}, {"date": "1895-08-01", "value": 21.77}, {"date": "1895-09-01", "value": 21.19}, {"date": "1895-10-01", "value": 20.21}, {"date": "1895-11-01", "value": 18.93}, {"date": "1895-12-01", "value": 17.28}, {"date": "1896-01-01", "value": 17.31}, {"date": "1896-02-01", "value": 18.29}, {"date": "1896-03-01", "value": 18.25}, {"date": "1896-04-01", "value": 18.67}, {"date": "1896-05-01", "value": 18.86}, {"date": "1896-06-01", "value": 18.78}, {"date": "1896-07-01", "value": 17.82}, {"date": "1896-08-01", "value": 17.06}, {"date": "1896-09-01", "value": 18.23}, {"date": "1896-10-01", "value": 18.92}, {"date": "1896-11-01", "value": 20.53}, {"date": "1896-12-01", "value": 20.1}, {"date": "1897-01-01", "value": 19.33}, {"date": "1897-02-01", "value": 18.44}, {"date": "1897-03-01", "value": 17.83}, {"date": "1897-04-01", "value": 16.69}, {"date": "1897-05-01", "value": 16.21}, {"date": "1897-06-01", "value": 16.42}, {"date": "1897-07-01", "value": 16.62}, {"date": "1897-08-01", "value": 17.17}, {"date": "1897-09-01", "value": 17.47}, {"date": "1897-10-01", "value": 16.43}, {"date": "1897-11-01", "value": 15.41}, {"date": "1897-12-01", "value": 15.32}, {"date": "1898-01-01", "value": 15.58}, {"date": "1898-02-01", "value": 15.38}, {"date": "1898-03-01", "value": 14.53}, {"date": "1898-04-01", "value": 14.14}, {"date": "1898-05-01", "value": 14.91}, {"date": "1898-06-01", "value": 15.33}, {"date": "1898-07-01", "value": 15.24}, {"date": "1898-08-01", "value": 15.65}, {"date": "1898-09-01", "value": 15.47}, {"date": "1898-10-01", "value": 15.0}, {"date": "1898-11-01", "value": 15.34}, {"date": "1898-12-01", "value": 16.14}, {"date": "1899-01-01", "value": 16.85}, {"date": "1899-02-01", "value": 16.98}, {"date": "1899-03-01", "value": 16.73}, {"date": "1899-04-01", "value": 16.48}, {"date": "1899-05-01", "value": 15.36}, {"date": "1899-06-01", "value": 14.63}, {"date": "1899-07-01", "value": 14.75}, {"date": "1899-08-01", "value": 14.75}, {"date": "1899-09-01", "value": 14.23}, {"date": "1899-10-01", "value": 13.83}, {"date": "1899-11-01", "value": 13.77}, {"date": "1899-12-01", "value": 12.54}, {"date": "1900-01-01", "value": 12.71}, {"date": "1900-02-01", "value": 12.94}, {"date": "1900-03-01", "value": 13.04}, {"date": "1900-04-01", "value": 13.21}, {"date": "1900-05-01", "value": 12.58}, {"date": "1900-06-01", "value": 12.21}, {"date": "1900-07-01", "value": 12.21}, {"date": "1900-08-01", "value": 12.38}, {"date": "1900-09-01", "value": 12.08}, {"date": "1900-10-01", "value": 12.52}, {"date": "1900-11-01", "value": 13.5}, {"date": "1900-12-01", "value": 14.31}, {"date": "1901-01-01", "value": 14.68}, {"date": "1901-02-01", "value": 15.0}, {"date": "1901-03-01", "value": 15.48}, {"date": "1901-04-01", "value": 16.72}, {"date": "1901-05-01", "value": 15.83}, {"date": "1901-06-01", "value": 17.35}, {"date": "1901-07-01", "value": 16.13}, {"date": "1901-08-01", "value": 16.3}, {"date": "1901-09-01", "value": 16.16}, {"date": "1901-10-01", "value": 15.93}, {"date": "1901-11-01", "value": 16.22}, {"date": "1901-12-01", "value": 15.9}, {"date": "1902-01-01", "value": 15.9}, {"date": "1902-02-01", "value": 15.7}, {"date": "1902-03-01", "value": 15.4}, {"date": "1902-04-01", "value": 15.61}, {"date": "1902-05-01", "value": 15.27}, {"date": "1902-06-01", "value": 14.88}, {"date": "1902-07-01", "value": 14.94}, {"date": "1902-08-01", "value": 15.05}, {"date": "1902-09-01", "value": 14.81}, {"date": "1902-10-01", "value": 14.09}, {"date": "1902-11-01", "value": 13.31}, {"date": "1902-12-01", "value": 12.78}, {"date": "1903-01-01", "value": 13.61}, {"date": "1903-02-01", "value": 13.71}, {"date": "1903-03-01", "value": 13.36}, {"date": "1903-04-01", "value": 12.99}, {"date": "1903-05-01", "value": 12.92}, {"date": "1903-06-01", "value": 12.38}, {"date": "1903-07-01", "value": 11.98}, {"date": "1903-08-01", "value": 11.77}, {"date": "1903-09-01", "value": 11.66}, {"date": "1903-10-01", "value": 11.45}, {"date": "1903-11-01", "value": 11.67}, {"date": "1903-12-01", "value": 12.4}, {"date": "1904-01-01", "value": 12.68}, {"date": "1904-02-01", "value": 12.42}, {"date": "1904-03-01", "value": 12.46}, {"date": "1904-04-01", "value": 12.85}, {"date": "1904-05-01", "value": 12.66}, {"date": "1904-06-01", "value": 12.76}, {"date": "1904-07-01", "value": 13.38}, {"date": "1904-08-01", "value": 13.93}, {"date": "1904-09-01", "value": 14.64}, {"date": "1904-10-01", "value": 15.6}, {"date": "1904-11-01", "value": 16.56}, {"date": "1904-12-01", "value": 16.84}, {"date": "1905-01-01", "value": 16.69}, {"date": "1905-02-01", "value": 16.92}, {"date": "1905-03-01", "value": 16.92}, {"date": "1905-04-01", "value": 16.25}, {"date": "1905-05-01", "value": 15.04}, {"date": "1905-06-01", "value": 14.83}, {"date": "1905-07-01", "value": 14.91}, {"date": "1905-08-01", "value": 15.08}, {"date": "1905-09-01", "value": 14.77}, {"date": "1905-10-01", "value": 14.62}, {"date": "1905-11-01", "value": 14.21}, {"date": "1905-12-01", "value": 14.24}, {"date": "1906-01-01", "value": 14.57}, {"date": "1906-02-01", "value": 14.31}, {"date": "1906-03-01", "value": 13.81}, {"date": "1906-04-01", "value": 13.47}, {"date": "1906-05-01", "value": 12.98}, {"date": "1906-06-01", "value": 13.01}, {"date": "1906-07-01", "value": 12.54}, {"date": "1906-08-01", "value": 13.33}, {"date": "1906-09-01", "value": 13.6}, {"date": "1906-10-01", "value": 13.06}, {"date": "1906-11-01", "value": 13.2}, {"date": "1906-12-01", "value": 12.95}, {"date": "1907-01-01", "value": 12.72}, {"date": "1907-02-01", "value": 12.46}, {"date": "1907-03-01", "value": 11.36}, {"date": "1907-04-01", "value": 11.55}, {"date": "1907-05-01", "value": 11.28}, {"date": "1907-06-01", "value": 11.04}, {"date": "1907-07-01", "value": 11.6}, {"date": "1907-08-01", "value": 10.86}, {"date": "1907-09-01", "value": 10.88}, {"date": "1907-10-01", "value": 9.81}, {"date": "1907-11-01", "value": 9.35}, {"date": "1907-12-01", "value": 9.95}, {"date": "1908-01-01", "value": 10.49}, {"date": "1908-02-01", "value": 10.21}, {"date": "1908-03-01", "value": 10.73}, {"date": "1908-04-01", "value": 11.43}, {"date": "1908-05-01", "value": 12.17}, {"date": "1908-06-01", "value": 12.32}, {"date": "1908-07-01", "value": 12.91}, {"date": "1908-08-01", "value": 13.61}, {"date": "1908-09-01", "value": 13.62}, {"date": "1908-10-01", "value": 13.94}, {"date": "1908-11-01", "value": 15.05}, {"date": "1908-12-01", "value": 15.57}, {"date": "1909-01-01", "value": 15.23}, {"date": "1909-02-01", "value": 14.43}, {"date": "1909-03-01", "value": 14.27}, {"date": "1909-04-01", "value": 14.56}, {"date": "1909-05-01", "value": 14.7}, {"date": "1909-06-01", "value": 14.63}, {"date": "1909-07-01", "value": 14.51}, {"date": "1909-08-01", "value": 14.54}, {"date": "1909-09-01", "value": 14.25}, {"date": "1909-10-01", "value": 14.01}, {"date": "1909-11-01", "value": 13.66}, {"date": "1909-12-01", "value": 13.55}, {"date": "1910-01-01", "value": 13.31}, {"date": "1910-02-01", "value": 12.87}, {"date": "1910-03-01", "value": 13.24}, {"date": "1910-04-01", "value": 12.96}, {"date": "1910-05-01", "value": 12.79}, {"date": "1910-06-01", "value": 12.21}, {"date": "1910-07-01", "value": 11.64}, {"date": "1910-08-01", "value": 11.96}, {"date": "1910-09-01", "value": 12.08}, {"date": "1910-10-01", "value": 12.68}, {"date": "1910-11-01", "value": 12.71}, {"date": "1910-12-01", "value": 12.4}, {"date": "1911-01-01", "value": 12.91}, {"date": "1911-02-01", "value": 13.34}, {"date": "1911-03-01", "value": 13.41}, {"date": "1911-04-01", "value": 13.58}, {"date": "1911-05-01", "value": 14.11}, {"date": "1911-06-01", "value": 14.65}, {"date": "1911-07-01", "value": 14.85}, {"date": "1911-08-01", "value": 14.4}, {"date": "1911-09-01", "value": 13.87}, {"date": "1911-10-01", "value": 14.22}, {"date": "1911-11-01", "value": 15.07}, {"date": "1911-12-01", "value": 15.44}, {"date": "1912-01-01", "value": 15.22}, {"date": "1912-02-01", "value": 14.86}, {"date": "1912-03-01", "value": 15.06}, {"date": "1912-04-01", "value": 15.3}, {"date": "1912-05-01", "value": 15.07}, {"date": "1912-06-01", "value": 14.85}, {"date": "1912-07-01", "value": 14.66}, {"date": "1912-08-01", "value": 14.79}, {"date": "1912-09-01", "value": 14.66}, {"date": "1912-10-01", "value": 14.43}, {"date": "1912-11-01", "value": 14.09}, {"date": "1912-12-01", "value": 13.4}, {"date": "1913-01-01", "value": 13.4}, {"date": "1913-02-01", "value": 13.03}, {"date": "1913-03-01", "value": 12.89}, {"date": "1913-04-01", "value": 12.99}, {"date": "1913-05-01", "value": 12.75}, {"date": "1913-06-01", "value": 12.21}, {"date": "1913-07-01", "value": 12.48}, {"date": "1913-08-01", "value": 12.93}, {"date": "1913-09-01", "value": 13.17}, {"date": "1913-10-01", "value": 12.87}, {"date": "1913-11-01", "value": 12.66}, {"date": "1913-12-01", "value": 12.76}, {"date": "1914-01-01", "value": 13.48}, {"date": "1914-02-01", "value": 13.86}, {"date": "1914-03-01", "value": 13.81}, {"date": "1914-04-01", "value": 13.69}, {"date": "1914-05-01", "value": 13.98}, {"date": "1914-06-01", "value": 14.14}, {"date": "1914-07-01", "value": 13.57}, {"date": "1914-08-01", "value": 13.8}, {"date": "1914-09-01", "value": 14.03}, {"date": "1914-10-01", "value": 14.27}, {"date": "1914-11-01", "value": 14.51}, {"date": "1914-12-01", "value": 14.13}, {"date": "1915-01-01", "value": 13.6}, {"date": "1915-02-01", "value": 12.72}, {"date": "1915-03-01", "value": 12.41}, {"date": "1915-04-01", "value": 12.72}, {"date": "1915-05-01", "value": 11.87}, {"date": "1915-06-01", "value": 11.49}, {"date": "1915-07-01", "value": 10.97}, {"date": "1915-08-01", "value": 10.99}, {"date": "1915-09-01", "value": 10.96}, {"date": "1915-10-01", "value": 11.15}, {"date": "1915-11-01", "value": 11.13}, {"date": "1915-12-01", "value": 10.77}, {"date": "1916-01-01", "value": 9.99}, {"date": "1916-02-01", "value": 9.31}, {"date": "1916-03-01", "value": 8.8}, {"date": "1916-04-01", "value": 8.27}, {"date": "1916-05-01", "value": 8.05}, {"date": "1916-06-01", "value": 7.77}, {"date": "1916-07-01", "value": 7.33}, {"date": "1916-08-01", "value": 7.08}, {"date": "1916-09-01", "value": 7.08}, {"date": "1916-10-01", "value": 7.02}, {"date": "1916-11-01", "value": 6.92}, {"date": "1916-12-01", "value": 6.41}, {"date": "1917-01-01", "value": 6.34}, {"date": "1917-02-01", "value": 6.07}, {"date": "1917-03-01", "value": 6.34}, {"date": "1917-04-01", "value": 6.34}, {"date": "1917-05-01", "value": 6.21}, {"date": "1917-06-01", "value": 6.43}, {"date": "1917-07-01", "value": 6.35}, {"date": "1917-08-01", "value": 6.26}, {"date": "1917-09-01", "value": 6.05}, {"date": "1917-10-01", "value": 5.81}, {"date": "1917-11-01", "value": 5.41}, {"date": "1917-12-01", "value": 5.31}, {"date": "1918-01-01", "value": 5.74}, {"date": "1918-02-01", "value": 6.03}, {"date": "1918-03-01", "value": 6.03}, {"date": "1918-04-01", "value": 6.09}, {"date": "1918-05-01", "value": 6.42}, {"date": "1918-06-01", "value": 6.56}, {"date": "1918-07-01", "value": 6.76}, {"date": "1918-08-01", "value": 6.97}, {"date": "1918-09-01", "value": 7.09}, {"date": "1918-10-01", "value": 7.57}, {"date": "1918-11-01", "value": 7.95}, {"date": "1918-12-01", "value": 7.98}, {"date": "1919-01-01", "value": 7.97}, {"date": "1919-02-01", "value": 8.04}, {"date": "1919-03-01", "value": 8.33}, {"date": "1919-04-01", "value": 8.65}, {"date": "1919-05-01", "value": 9.3}, {"date": "1919-06-01", "value": 9.59}, {"date": "1919-07-01", "value": 9.96}, {"date": "1919-08-01", "value": 9.34}, {"date": "1919-09-01", "value": 9.53}, {"date": "1919-10-01", "value": 10.07}, {"date": "1919-11-01", "value": 9.83}, {"date": "1919-12-01", "value": 9.59}, {"date": "1920-01-01", "value": 9.61}, {"date": "1920-02-01", "value": 8.92}, {"date": "1920-03-01", "value": 9.66}, {"date": "1920-04-01", "value": 9.7}, {"date": "1920-05-01", "value": 9.2}, {"date": "1920-06-01", "value": 9.16}, {"date": "1920-07-01", "value": 9.26}, {"date": "1920-08-01", "value": 9.01}, {"date": "1920-09-01", "value": 9.45}, {"date": "1920-10-01", "value": 9.59}, {"date": "1920-11-01", "value": 9.23}, {"date": "1920-12-01", "value": 8.51}, {"date": "1921-01-01", "value": 9.39}, {"date": "1921-02-01", "value": 9.87}, {"date": "1921-03-01", "value": 10.23}, {"date": "1921-04-01", "value": 10.97}, {"date": "1921-05-01", "value": 12.12}, {"date": "1921-06-01", "value": 12.02}, {"date": "1921-07-01", "value": 13.0}, {"date": "1921-08-01", "value": 14.02}, {"date": "1921-09-01", "value": 15.83}, {"date": "1921-10-01", "value": 17.87}, {"date": "1921-11-01", "value": 21.23}, {"date": "1921-12-01", "value": 25.21}, {"date": "1922-01-01", "value": 22.58}, {"date": "1922-02-01", "value": 20.91}, {"date": "1922-03-01", "value": 19.85}, {"date": "1922-04-01", "value": 19.4}, {"date": "1922-05-01", "value": 18.68}, {"date": "1922-06-01", "value": 17.24}, {"date": "1922-07-01", "value": 16.26}, {"date": "1922-08-01", "value": 15.86}, {"date": "1922-09-01", "value": 15.36}, {"date": "1922-10-01", "value": 14.86}, {"date": "1922-11-01", "value": 13.4}, {"date": "1922-12-01", "value": 12.72}, {"date": "1923-01-01", "value": 12.46}, {"date": "1923-02-01", "value": 12.57}, {"date": "1923-03-01", "value": 12.37}, {"date": "1923-04-01", "value": 11.57}, {"date": "1923-05-01", "value": 10.69}, {"date": "1923-06-01", "value": 9.99}, {"date": "1923-07-01", "value": 9.38}, {"date": "1923-08-01", "value": 9.17}, {"date": "1923-09-01", "value": 8.98}, {"date": "1923-10-01", "value": 8.62}, {"date": "1923-11-01", "value": 8.65}, {"date": "1923-12-01", "value": 8.72}, {"date": "1924-01-01", "value": 9.05}, {"date": "1924-02-01", "value": 9.13}, {"date": "1924-03-01", "value": 8.99}, {"date": "1924-04-01", "value": 8.82}, {"date": "1924-05-01", "value": 8.83}, {"date": "1924-06-01", "value": 9.04}, {"date": "1924-07-01", "value": 9.5}, {"date": "1924-08-01", "value": 9.87}, {"date": "1924-09-01", "value": 9.81}, {"date": "1924-10-01", "value": 9.73}, {"date": "1924-11-01", "value": 10.32}, {"date": "1924-12-01", "value": 10.92}, {"date": "1925-01-01", "value": 11.06}, {"date": "1925-02-01", "value": 10.85}, {"date": "1925-03-01", "value": 10.29}, {"date": "1925-04-01", "value": 9.91}, {"date": "1925-05-01", "value": 9.98}, {"date": "1925-06-01", "value": 9.91}, {"date": "1925-07-01", "value": 9.94}, {"date": "1925-08-01", "value": 9.84}, {"date": "1925-09-01", "value": 9.84}, {"date": "1925-10-01", "value": 9.93}, {"date": "1925-11-01", "value": 10.02}, {"date": "1925-12-01", "value": 9.97}, {"date": "1926-01-01", "value": 10.13}, {"date": "1926-02-01", "value": 10.15}, {"date": "1926-03-01", "value": 9.46}, {"date": "1926-04-01", "value": 9.21}, {"date": "1926-05-01", "value": 9.28}, {"date": "1926-06-01", "value": 9.73}, {"date": "1926-07-01", "value": 10.14}, {"date": "1926-08-01", "value": 10.56}, {"date": "1926-09-01", "value": 10.72}, {"date": "1926-10-01", "value": 10.48}, {"date": "1926-11-01", "value": 10.63}, {"date": "1926-12-01", "value": 10.88}, {"date": "1927-01-01", "value": 10.9}, {"date": "1927-02-01", "value": 11.22}, {"date": "1927-03-01", "value": 11.48}, {"date": "1927-04-01", "value": 11.87}, {"date": "1927-05-01", "value": 12.39}, {"date": "1927-06-01", "value": 12.67}, {"date": "1927-07-01", "value": 13.08}, {"date": "1927-08-01", "value": 13.9}, {"date": "1927-09-01", "value": 14.82}, {"date": "1927-10-01", "value": 14.73}, {"date": "1927-11-01", "value": 15.22}, {"date": "1927-12-01", "value": 15.73}, {"date": "1928-01-01", "value": 15.47}, {"date": "1928-02-01", "value": 15.0}, {"date": "1928-03-01", "value": 15.51}, {"date": "1928-04-01", "value": 16.17}, {"date": "1928-05-01", "value": 16.37}, {"date": "1928-06-01", "value": 15.28}, {"date": "1928-07-01", "value": 15.11}, {"date": "1928-08-01", "value": 15.33}, {"date": "1928-09-01", "value": 16.14}, {"date": "1928-10-01", "value": 16.18}, {"date": "1928-11-01", "value": 16.99}, {"date": "1928-12-01", "value": 16.78}, {"date": "1929-01-01", "value": 17.77}, {"date": "1929-02-01", "value": 17.62}, {"date": "1929-03-01", "value": 17.68}, {"date": "1929-04-01", "value": 17.35}, {"date": "1929-05-01", "value": 17.38}, {"date": "1929-06-01", "value": 17.49}, {"date": "1929-07-01", "value": 18.81}, {"date": "1929-08-01", "value": 19.63}, {"date": "1929-09-01", "value": 20.17}, {"date": "1929-10-01", "value": 17.81}, {"date": "1929-11-01", "value": 12.94}, {"date": "1929-12-01", "value": 13.29}, {"date": "1930-01-01", "value": 13.94}, {"date": "1930-02-01", "value": 15.35}, {"date": "1930-03-01", "value": 16.51}, {"date": "1930-04-01", "value": 18.22}, {"date": "1930-05-01", "value": 17.83}, {"date": "1930-06-01", "value": 16.68}, {"date": "1930-07-01", "value": 17.03}, {"date": "1930-08-01", "value": 17.57}, {"date": "1930-09-01", "value": 18.39}, {"date": "1930-10-01", "value": 16.64}, {"date": "1930-11-01", "value": 16.25}, {"date": "1930-12-01", "value": 15.99}, {"date": "1931-01-01", "value": 17.0}, {"date": "1931-02-01", "value": 18.9}, {"date": "1931-03-01", "value": 19.92}, {"date": "1931-04-01", "value": 18.66}, {"date": "1931-05-01", "value": 17.48}, {"date": "1931-06-01", "value": 17.56}, {"date": "1931-07-01", "value": 18.86}, {"date": "1931-08-01", "value": 19.04}, {"date": "1931-09-01", "value": 16.9}, {"date": "1931-10-01", "value": 15.3}, {"date": "1931-11-01", "value": 16.23}, {"date": "1931-12-01", "value": 13.84}, {"date": "1932-01-01", "value": 13.99}, {"date": "1932-02-01", "value": 14.27}, {"date": "1932-03-01", "value": 14.75}, {"date": "1932-04-01", "value": 11.56}, {"date": "1932-05-01", "value": 10.46}, {"date": "1932-06-01", "value": 9.35}, {"date": "1932-07-01", "value": 10.16}, {"date": "1932-08-01", "value": 15.8}, {"date": "1932-09-01", "value": 17.96}, {"date": "1932-10-01", "value": 16.06}, {"date": "1932-11-01", "value": 16.52}, {"date": "1932-12-01", "value": 16.63}, {"date": "1933-01-01", "value": 17.19}, {"date": "1933-02-01", "value": 15.06}, {"date": "1933-03-01", "value": 14.92}, {"date": "1933-04-01", "value": 16.4}, {"date": "1933-05-01", "value": 20.99}, {"date": "1933-06-01", "value": 24.45}, {"date": "1933-07-01", "value": 26.27}, {"date": "1933-08-01", "value": 24.81}, {"date": "1933-09-01", "value": 24.46}, {"date": "1933-10-01", "value": 21.95}, {"date": "1933-11-01", "value": 22.35}, {"date": "1933-12-01", "value": 22.66}, {"date": "1934-01-01", "value": 23.73}, {"date": "1934-02-01", "value": 25.25}, {"date": "1934-03-01", "value": 23.73}, {"date": "1934-04-01", "value": 23.91}, {"date": "1934-05-01", "value": 21.29}, {"date": "1934-06-01", "value": 21.38}, {"date": "1934-07-01", "value": 20.18}, {"date": "1934-08-01", "value": 19.23}, {"date": "1934-09-01", "value": 18.6}, {"date": "1934-10-01", "value": 18.58}, {"date": "1934-11-01", "value": 18.94}, {"date": "1934-12-01", "value": 18.9}, {"date": "1935-01-01", "value": 16.25}, {"date": "1935-02-01", "value": 13.82}, {"date": "1935-03-01", "value": 11.52}, {"date": "1935-04-01", "value": 11.95}, {"date": "1935-05-01", "value": 12.45}, {"date": "1935-06-01", "value": 12.49}, {"date": "1935-07-01", "value": 13.42}, {"date": "1935-08-01", "value": 14.64}, {"date": "1935-09-01", "value": 15.28}, {"date": "1935-10-01", "value": 15.68}, {"date": "1935-11-01", "value": 17.16}, {"date": "1935-12-01", "value": 17.16}, {"date": "1936-01-01", "value": 17.87}, {"date": "1936-02-01", "value": 18.65}, {"date": "1936-03-01", "value": 18.81}, {"date": "1936-04-01", "value": 18.15}, {"date": "1936-05-01", "value": 16.58}, {"date": "1936-06-01", "value": 16.69}, {"date": "1936-07-01", "value": 17.29}, {"date": "1936-08-01", "value": 17.25}, {"date": "1936-09-01", "value": 17.07}, {"date": "1936-10-01", "value": 17.47}, {"date": "1936-11-01", "value": 17.48}, {"date": "1936-12-01", "value": 16.73}, {"date": "1937-01-01", "value": 16.75}, {"date": "1937-02-01", "value": 16.77}, {"date": "1937-03-01", "value": 16.3}, {"date": "1937-04-01", "value": 15.05}, {"date": "1937-05-01", "value": 14.13}, {"date": "1937-06-01", "value": 13.37}, {"date": "1937-07-01", "value": 13.96}, {"date": "1937-08-01", "value": 13.91}, {"date": "1937-09-01", "value": 11.78}, {"date": "1937-10-01", "value": 10.32}, {"date": "1937-11-01", "value": 9.66}, {"date": "1937-12-01", "value": 9.75}, {"date": "1938-01-01", "value": 10.5}, {"date": "1938-02-01", "value": 10.79}, {"date": "1938-03-01", "value": 10.63}, {"date": "1938-04-01", "value": 10.95}, {"date": "1938-05-01", "value": 11.93}, {"date": "1938-06-01", "value": 13.26}, {"date": "1938-07-01", "value": 17.0}, {"date": "1938-08-01", "value": 18.37}, {"date": "1938-09-01", "value": 18.95}, {"date": "1938-10-01", "value": 20.84}, {"date": "1938-11-01", "value": 20.64}, {"date": "1938-12-01", "value": 19.83}, {"date": "1939-01-01", "value": 18.84}, {"date": "1939-02-01", "value": 18.06}, {"date": "1939-03-01", "value": 17.45}, {"date": "1939-04-01", "value": 14.9}, {"date": "1939-05-01", "value": 15.11}, {"date": "1939-06-01", "value": 15.04}, {"date": "1939-07-01", "value": 15.08}, {"date": "1939-08-01", "value": 14.55}, {"date": "1939-09-01", "value": 15.77}, {"date": "1939-10-01", "value": 15.36}, {"date": "1939-11-01", "value": 14.56}, {"date": "1939-12-01", "value": 13.74}, {"date": "1940-01-01", "value": 13.23}, {"date": "1940-02-01", "value": 12.73}, {"date": "1940-03-01", "value": 12.27}, {"date": "1940-04-01", "value": 12.19}, {"date": "1940-05-01", "value": 10.34}, {"date": "1940-06-01", "value": 9.3}, {"date": "1940-07-01", "value": 9.48}, {"date": "1940-08-01", "value": 9.56}, {"date": "1940-09-01", "value": 9.84}, {"date": "1940-10-01", "value": 10.03}, {"date": "1940-11-01", "value": 10.36}, {"date": "1940-12-01", "value": 10.03}, {"date": "1941-01-01", "value": 10.02}, {"date": "1941-02-01", "value": 9.36}, {"date": "1941-03-01", "value": 9.39}, {"date": "1941-04-01", "value": 9.01}, {"date": "1941-05-01", "value": 8.73}, {"date": "1941-06-01", "value": 8.95}, {"date": "1941-07-01", "value": 9.13}, {"date": "1941-08-01", "value": 8.83}, {"date": "1941-09-01", "value": 8.61}, {"date": "1941-10-01", "value": 8.33}, {"date": "1941-11-01", "value": 8.01}, {"date": "1941-12-01", "value": 7.55}, {"date": "1942-01-01", "value": 7.97}, {"date": "1942-02-01", "value": 8.01}, {"date": "1942-03-01", "value": 7.87}, {"date": "1942-04-01", "value": 7.69}, {"date": "1942-05-01", "value": 7.93}, {"date": "1942-06-01", "value": 8.5}, {"date": "1942-07-01", "value": 8.94}, {"date": "1942-08-01", "value": 9.01}, {"date": "1942-09-01", "value": 9.23}, {"date": "1942-10-01", "value": 9.61}, {"date": "1942-11-01", "value": 9.47}, {"date": "1942-12-01", "value": 9.24}, {"date": "1943-01-01", "value": 9.67}, {"date": "1943-02-01", "value": 10.12}, {"date": "1943-03-01", "value": 10.35}, {"date": "1943-04-01", "value": 10.59}, {"date": "1943-05-01", "value": 10.91}, {"date": "1943-06-01", "value": 11.0}, {"date": "1943-07-01", "value": 11.3}, {"date": "1943-08-01", "value": 10.8}, {"date": "1943-09-01", "value": 11.1}, {"date": "1943-10-01", "value": 11.5}, {"date": "1943-11-01", "value": 11.48}, {"date": "1943-12-01", "value": 12.21}, {"date": "1944-01-01", "value": 12.65}, {"date": "1944-02-01", "value": 12.61}, {"date": "1944-03-01", "value": 13.01}, {"date": "1944-04-01", "value": 12.83}, {"date": "1944-05-01", "value": 13.1}, {"date": "1944-06-01", "value": 13.77}, {"date": "1944-07-01", "value": 14.23}, {"date": "1944-08-01", "value": 14.13}, {"date": "1944-09-01", "value": 14.0}, {"date": "1944-10-01", "value": 14.19}, {"date": "1944-11-01", "value": 13.93}, {"date": "1944-12-01", "value": 14.09}, {"date": "1945-01-01", "value": 14.35}, {"date": "1945-02-01", "value": 14.67}, {"date": "1945-03-01", "value": 14.51}, {"date": "1945-04-01", "value": 14.67}, {"date": "1945-05-01", "value": 15.02}, {"date": "1945-06-01", "value": 15.09}, {"date": "1945-07-01", "value": 14.83}, {"date": "1945-08-01", "value": 14.93}, {"date": "1945-09-01", "value": 16.0}, {"date": "1945-10-01", "value": 16.84}, {"date": "1945-11-01", "value": 17.57}, {"date": "1945-12-01", "value": 18.05}, {"date": "1946-01-01", "value": 19.17}, {"date": "1946-02-01", "value": 19.64}, {"date": "1946-03-01", "value": 19.48}, {"date": "1946-04-01", "value": 21.2}, {"date": "1946-05-01", "value": 21.74}, {"date": "1946-06-01", "value": 22.12}, {"date": "1946-07-01", "value": 21.07}, {"date": "1946-08-01", "value": 20.27}, {"date": "1946-09-01", "value": 16.96}, {"date": "1946-10-01", "value": 15.58}, {"date": "1946-11-01", "value": 14.64}, {"date": "1946-12-01", "value": 14.27}, {"date": "1947-01-01", "value": 13.46}, {"date": "1947-02-01", "value": 13.17}, {"date": "1947-03-01", "value": 11.94}, {"date": "1947-04-01", "value": 11.0}, {"date": "1947-05-01", "value": 10.37}, {"date": "1947-06-01", "value": 10.31}, {"date": "1947-07-01", "value": 10.68}, {"date": "1947-08-01", "value": 10.22}, {"date": "1947-09-01", "value": 9.72}, {"date": "1947-10-01", "value": 9.84}, {"date": "1947-11-01", "value": 9.6}, {"date": "1947-12-01", "value": 9.34}, {"date": "1948-01-01", "value": 9.02}, {"date": "1948-02-01", "value": 8.41}, {"date": "1948-03-01", "value": 8.36}, {"date": "1948-04-01", "value": 8.75}, {"date": "1948-05-01", "value": 8.92}, {"date": "1948-06-01", "value": 9.04}, {"date": "1948-07-01", "value": 8.51}, {"date": "1948-08-01", "value": 7.97}, {"date": "1948-09-01", "value": 7.61}, {"date": "1948-10-01", "value": 7.55}, {"date": "1948-11-01", "value": 6.9}, {"date": "1948-12-01", "value": 6.63}, {"date": "1949-01-01", "value": 6.62}, {"date": "1949-02-01", "value": 6.29}, {"date": "1949-03-01", "value": 6.26}, {"date": "1949-04-01", "value": 6.24}, {"date": "1949-05-01", "value": 6.18}, {"date": "1949-06-01", "value": 5.82}, {"date": "1949-07-01", "value": 6.16}, {"date": "1949-08-01", "value": 6.39}, {"date": "1949-09-01", "value": 6.48}, {"date": "1949-10-01", "value": 6.71}, {"date": "1949-11-01", "value": 6.87}, {"date": "1949-12-01", "value": 7.13}, {"date": "1950-01-01", "value": 7.22}, {"date": "1950-02-01", "value": 7.31}, {"date": "1950-03-01", "value": 7.32}, {"date": "1950-04-01", "value": 7.35}, {"date": "1950-05-01", "value": 7.43}, {"date": "1950-06-01", "value": 7.38}, {"date": "1950-07-01", "value": 6.68}, {"date": "1950-08-01", "value": 6.93}, {"date": "1950-09-01", "value": 7.01}, {"date": "1950-10-01", "value": 7.2}, {"date": "1950-11-01", "value": 7.08}, {"date": "1950-12-01", "value": 6.95}, {"date": "1951-01-01", "value": 7.48}, {"date": "1951-02-01", "value": 7.76}, {"date": "1951-03-01", "value": 7.64}, {"date": "1951-04-01", "value": 7.85}, {"date": "1951-05-01", "value": 7.96}, {"date": "1951-06-01", "value": 7.92}, {"date": "1951-07-01", "value": 8.28}, {"date": "1951-08-01", "value": 8.87}, {"date": "1951-09-01", "value": 9.35}, {"date": "1951-10-01", "value": 9.39}, {"date": "1951-11-01", "value": 9.22}, {"date": "1951-12-01", "value": 9.59}, {"date": "1952-01-01", "value": 9.97}, {"date": "1952-02-01", "value": 9.84}, {"date": "1952-03-01", "value": 9.92}, {"date": "1952-04-01", "value": 9.97}, {"date": "1952-05-01", "value": 10.06}, {"date": "1952-06-01", "value": 10.42}, {"date": "1952-07-01", "value": 10.69}, {"date": "1952-08-01", "value": 10.7}, {"date": "1952-09-01", "value": 10.5}, {"date": "1952-10-01", "value": 10.22}, {"date": "1952-11-01", "value": 10.49}, {"date": "1952-12-01", "value": 10.85}, {"date": "1953-01-01", "value": 10.86}, {"date": "1953-02-01", "value": 10.69}, {"date": "1953-03-01", "value": 10.7}, {"date": "1953-04-01", "value": 10.06}, {"date": "1953-05-01", "value": 10.0}, {"date": "1953-06-01", "value": 9.54}, {"date": "1953-07-01", "value": 9.63}, {"date": "1953-08-01", "value": 9.61}, {"date": "1953-09-01", "value": 9.13}, {"date": "1953-10-01", "value": 9.45}, {"date": "1953-11-01", "value": 9.71}, {"date": "1953-12-01", "value": 9.89}, {"date": "1954-01-01", "value": 10.09}, {"date": "1954-02-01", "value": 10.26}, {"date": "1954-03-01", "value": 10.42}, {"date": "1954-04-01", "value": 10.74}, {"date": "1954-05-01", "value": 11.06}, {"date": "1954-06-01", "value": 11.05}, {"date": "1954-07-01", "value": 11.49}, {"date": "1954-08-01", "value": 11.7}, {"date": "1954-09-01", "value": 11.96}, {"date": "1954-10-01", "value": 12.02}, {"date": "1954-11-01", "value": 12.28}, {"date": "1954-12-01", "value": 12.62}, {"date": "1955-01-01", "value": 12.56}, {"date": "1955-02-01", "value": 12.7}, {"date": "1955-03-01", "value": 12.33}, {"date": "1955-04-01", "value": 12.39}, {"date": "1955-05-01", "value": 12.0}, {"date": "1955-06-01", "value": 12.35}, {"date": "1955-07-01", "value": 12.96}, {"date": "1955-08-01", "value": 12.6}, {"date": "1955-09-01", "value": 12.89}, {"date": "1955-10-01", "value": 12.03}, {"date": "1955-11-01", "value": 12.63}, {"date": "1955-12-01", "value": 12.53}, {"date": "1956-01-01", "value": 12.12}, {"date": "1956-02-01", "value": 12.12}, {"date": "1956-03-01", "value": 12.87}, {"date": "1956-04-01", "value": 13.13}, {"date": "1956-05-01", "value": 12.82}, {"date": "1956-06-01", "value": 12.85}, {"date": "1956-07-01", "value": 13.73}, {"date": "1956-08-01", "value": 13.83}, {"date": "1956-09-01", "value": 13.54}, {"date": "1956-10-01", "value": 13.43}, {"date": "1956-11-01", "value": 13.35}, {"date": "1956-12-01", "value": 13.62}, {"date": "1957-01-01", "value": 13.34}, {"date": "1957-02-01", "value": 12.77}, {"date": "1957-03-01", "value": 12.95}, {"date": "1957-04-01", "value": 13.22}, {"date": "1957-05-01", "value": 13.71}, {"date": "1957-06-01", "value": 13.9}, {"date": "1957-07-01", "value": 14.12}, {"date": "1957-08-01", "value": 13.27}, {"date": "1957-09-01", "value": 12.67}, {"date": "1957-10-01", "value": 12.0}, {"date": "1957-11-01", "value": 11.86}, {"date": "1957-12-01", "value": 11.97}, {"date": "1958-01-01", "value": 12.49}, {"date": "1958-02-01", "value": 12.83}, {"date": "1958-03-01", "value": 13.41}, {"date": "1958-04-01", "value": 13.79}, {"date": "1958-05-01", "value": 14.57}, {"date": "1958-06-01", "value": 15.27}, {"date": "1958-07-01", "value": 15.78}, {"date": "1958-08-01", "value": 16.47}, {"date": "1958-09-01", "value": 17.0}, {"date": "1958-10-01", "value": 17.67}, {"date": "1958-11-01", "value": 18.19}, {"date": "1958-12-01", "value": 18.51}, {"date": "1959-01-01", "value": 18.77}, {"date": "1959-02-01", "value": 18.04}, {"date": "1959-03-01", "value": 18.06}, {"date": "1959-04-01", "value": 17.81}, {"date": "1959-05-01", "value": 17.55}, {"date": "1959-06-01", "value": 16.9}, {"date": "1959-07-01", "value": 17.52}, {"date": "1959-08-01", "value": 17.37}, {"date": "1959-09-01", "value": 16.63}, {"date": "1959-10-01", "value": 16.68}, {"date": "1959-11-01", "value": 16.82}, {"date": "1959-12-01", "value": 17.42}, {"date": "1960-01-01", "value": 17.12}, {"date": "1960-02-01", "value": 16.45}, {"date": "1960-03-01", "value": 16.23}, {"date": "1960-04-01", "value": 16.65}, {"date": "1960-05-01", "value": 16.72}, {"date": "1960-06-01", "value": 17.56}, {"date": "1960-07-01", "value": 17.11}, {"date": "1960-08-01", "value": 17.3}, {"date": "1960-09-01", "value": 16.76}, {"date": "1960-10-01", "value": 16.43}, {"date": "1960-11-01", "value": 16.96}, {"date": "1960-12-01", "value": 17.37}, {"date": "1961-01-01", "value": 18.6}, {"date": "1961-02-01", "value": 19.74}, {"date": "1961-03-01", "value": 20.75}, {"date": "1961-04-01", "value": 21.44}, {"date": "1961-05-01", "value": 21.8}, {"date": "1961-06-01", "value": 21.66}, {"date": "1961-07-01", "value": 21.55}, {"date": "1961-08-01", "value": 22.27}, {"date": "1961-09-01", "value": 22.05}, {"date": "1961-10-01", "value": 21.96}, {"date": "1961-11-01", "value": 22.61}, {"date": "1961-12-01", "value": 22.49}, {"date": "1962-01-01", "value": 21.25}, {"date": "1962-02-01", "value": 21.21}, {"date": "1962-03-01", "value": 20.86}, {"date": "1962-04-01", "value": 20.0}, {"date": "1962-05-01", "value": 18.33}, {"date": "1962-06-01", "value": 16.03}, {"date": "1962-07-01", "value": 16.32}, {"date": "1962-08-01", "value": 16.67}, {"date": "1962-09-01", "value": 16.43}, {"date": "1962-10-01", "value": 15.7}, {"date": "1962-11-01", "value": 16.57}, {"date": "1962-12-01", "value": 17.07}, {"date": "1963-01-01", "value": 17.66}, {"date": "1963-02-01", "value": 17.83}, {"date": "1963-03-01", "value": 17.7}, {"date": "1963-04-01", "value": 18.32}, {"date": "1963-05-01", "value": 18.47}, {"date": "1963-06-01", "value": 18.26}, {"date": "1963-07-01", "value": 17.8}, {"date": "1963-08-01", "value": 18.11}, {"date": "1963-09-01", "value": 18.4}, {"date": "1963-10-01", "value": 18.35}, {"date": "1963-11-01", "value": 18.16}, {"date": "1963-12-01", "value": 18.45}, {"date": "1964-01-01", "value": 18.77}, {"date": "1964-02-01", "value": 18.75}, {"date": "1964-03-01", "value": 18.85}, {"date": "1964-04-01", "value": 18.9}, {"date": "1964-05-01", "value": 18.86}, {"date": "1964-06-01", "value": 18.53}, {"date": "1964-07-01", "value": 19.01}, {"date": "1964-08-01", "value": 18.54}, {"date": "1964-09-01", "value": 18.66}, {"date": "1964-10-01", "value": 18.87}, {"date": "1964-11-01", "value": 18.89}, {"date": "1964-12-01", "value": 18.45}, {"date": "1965-01-01", "value": 18.75}, {"date": "1965-02-01", "value": 18.71}, {"date": "1965-03-01", "value": 18.55}, {"date": "1965-04-01", "value": 18.59}, {"date": "1965-05-01", "value": 18.65}, {"date": "1965-06-01", "value": 17.57}, {"date": "1965-07-01", "value": 17.38}, {"date": "1965-08-01", "value": 17.53}, {"date": "1965-09-01", "value": 17.95}, {"date": "1965-10-01", "value": 18.1}, {"date": "1965-11-01", "value": 18.0}, {"date": "1965-12-01", "value": 17.67}, {"date": "1966-01-01", "value": 17.81}, {"date": "1966-02-01", "value": 17.52}, {"date": "1966-03-01", "value": 16.64}, {"date": "1966-04-01", "value": 17.03}, {"date": "1966-05-01", "value": 16.01}, {"date": "1966-06-01", "value": 15.76}, {"date": "1966-07-01", "value": 15.67}, {"date": "1966-08-01", "value": 14.68}, {"date": "1966-09-01", "value": 14.12}, {"date": "1966-10-01", "value": 13.96}, {"date": "1966-11-01", "value": 14.63}, {"date": "1966-12-01", "value": 14.65}, {"date": "1967-01-01", "value": 15.31}, {"date": "1967-02-01", "value": 15.93}, {"date": "1967-03-01", "value": 16.41}, {"date": "1967-04-01", "value": 16.81}, {"date": "1967-05-01", "value": 17.24}, {"date": "1967-06-01", "value": 17.15}, {"date": "1967-07-01", "value": 17.48}, {"date": "1967-08-01", "value": 17.79}, {"date": "1967-09-01", "value": 18.08}, {"date": "1967-10-01", "value": 18.02}, {"date": "1967-11-01", "value": 17.42}, {"date": "1967-12-01", "value": 17.88}, {"date": "1968-01-01", "value": 17.71}, {"date": "1968-02-01", "value": 16.8}, {"date": "1968-03-01", "value": 16.38}, {"date": "1968-04-01", "value": 17.45}, {"date": "1968-05-01", "value": 17.71}, {"date": "1968-06-01", "value": 18.04}, {"date": "1968-07-01", "value": 17.91}, {"date": "1968-08-01", "value": 17.43}, {"date": "1968-09-01", "value": 17.9}, {"date": "1968-10-01", "value": 18.23}, {"date": "1968-11-01", "value": 18.41}, {"date": "1968-12-01", "value": 18.49}, {"date": "1969-01-01", "value": 17.65}, {"date": "1969-02-01", "value": 17.5}, {"date": "1969-03-01", "value": 17.06}, {"date": "1969-04-01", "value": 17.39}, {"date": "1969-05-01", "value": 17.93}, {"date": "1969-06-01", "value": 16.98}, {"date": "1969-07-01", "value": 16.17}, {"date": "1969-08-01", "value": 16.04}, {"date": "1969-09-01", "value": 16.05}, {"date": "1969-10-01", "value": 16.32}, {"date": "1969-11-01", "value": 16.54}, {"date": "1969-12-01", "value": 15.76}, {"date": "1970-01-01", "value": 15.76}, {"date": "1970-02-01", "value": 15.35}, {"date": "1970-03-01", "value": 15.75}, {"date": "1970-04-01", "value": 15.37}, {"date": "1970-05-01", "value": 13.69}, {"date": "1970-06-01", "value": 13.69}, {"date": "1970-07-01", "value": 13.85}, {"date": "1970-08-01", "value": 14.39}, {"date": "1970-09-01", "value": 15.41}, {"date": "1970-10-01", "value": 15.97}, {"date": "1970-11-01", "value": 16.19}, {"date": "1970-12-01", "value": 17.55}, {"date": "1971-01-01", "value": 18.12}, {"date": "1971-02-01", "value": 18.71}, {"date": "1971-03-01", "value": 19.08}, {"date": "1971-04-01", "value": 19.61}, {"date": "1971-05-01", "value": 19.22}, {"date": "1971-06-01", "value": 18.74}, {"date": "1971-07-01", "value": 18.48}, {"date": "1971-08-01", "value": 18.03}, {"date": "1971-09-01", "value": 18.31}, {"date": "1971-10-01", "value": 17.62}, {"date": "1971-11-01", "value": 16.54}, {"date": "1971-12-01", "value": 17.4}, {"date": "1972-01-01", "value": 18.01}, {"date": "1972-02-01", "value": 18.22}, {"date": "1972-03-01", "value": 18.54}, {"date": "1972-04-01", "value": 18.56}, {"date": "1972-05-01", "value": 18.2}, {"date": "1972-06-01", "value": 18.09}, {"date": "1972-07-01", "value": 17.79}, {"date": "1972-08-01", "value": 18.25}, {"date": "1972-09-01", "value": 17.82}, {"date": "1972-10-01", "value": 17.58}, {"date": "1972-11-01", "value": 18.19}, {"date": "1972-12-01", "value": 18.3}, {"date": "1973-01-01", "value": 18.09}, {"date": "1973-02-01", "value": 17.11}, {"date": "1973-03-01", "value": 16.53}, {"date": "1973-04-01", "value": 15.89}, {"date": "1973-05-01", "value": 15.13}, {"date": "1973-06-01", "value": 14.5}, {"date": "1973-07-01", "value": 14.33}, {"date": "1973-08-01", "value": 13.77}, {"date": "1973-09-01", "value": 13.73}, {"date": "1973-10-01", "value": 13.99}, {"date": "1973-11-01", "value": 12.74}, {"date": "1973-12-01", "value": 11.62}, {"date": "1974-01-01", "value": 11.68}, {"date": "1974-02-01", "value": 11.27}, {"date": "1974-03-01", "value": 11.66}, {"date": "1974-04-01", "value": 10.89}, {"date": "1974-05-01", "value": 10.41}, {"date": "1974-06-01", "value": 10.27}, {"date": "1974-07-01", "value": 8.95}, {"date": "1974-08-01", "value": 8.46}, {"date": "1974-09-01", "value": 7.48}, {"date": "1974-10-01", "value": 7.68}, {"date": "1974-11-01", "value": 8.0}, {"date": "1974-12-01", "value": 7.54}, {"date": "1975-01-01", "value": 8.3}, {"date": "1975-02-01", "value": 9.32}, {"date": "1975-03-01", "value": 9.91}, {"date": "1975-04-01", "value": 10.22}, {"date": "1975-05-01", "value": 11.09}, {"date": "1975-06-01", "value": 11.61}, {"date": "1975-07-01", "value": 11.72}, {"date": "1975-08-01", "value": 10.95}, {"date": "1975-09-01", "value": 10.91}, {"date": "1975-10-01", "value": 11.32}, {"date": "1975-11-01", "value": 11.41}, {"date": "1975-12-01", "value": 11.14}, {"date": "1976-01-01", "value": 11.82}, {"date": "1976-02-01", "value": 11.94}, {"date": "1976-03-01", "value": 11.67}, {"date": "1976-04-01", "value": 11.51}, {"date": "1976-05-01", "value": 11.18}, {"date": "1976-06-01", "value": 11.01}, {"date": "1976-07-01", "value": 11.14}, {"date": "1976-08-01", "value": 10.93}, {"date": "1976-09-01", "value": 11.05}, {"date": "1976-10-01", "value": 10.54}, {"date": "1976-11-01", "value": 10.34}, {"date": "1976-12-01", "value": 10.57}, {"date": "1977-01-01", "value": 10.41}, {"date": "1977-02-01", "value": 10.08}, {"date": "1977-03-01", "value": 9.98}, {"date": "1977-04-01", "value": 9.72}, {"date": "1977-05-01", "value": 9.58}, {"date": "1977-06-01", "value": 9.53}, {"date": "1977-07-01", "value": 9.53}, {"date": "1977-08-01", "value": 9.21}, {"date": "1977-09-01", "value": 8.99}, {"date": "1977-10-01", "value": 8.7}, {"date": "1977-11-01", "value": 8.71}, {"date": "1977-12-01", "value": 8.62}, {"date": "1978-01-01", "value": 8.28}, {"date": "1978-02-01", "value": 8.16}, {"date": "1978-03-01", "value": 8.13}, {"date": "1978-04-01", "value": 8.41}, {"date": "1978-05-01", "value": 8.75}, {"date": "1978-06-01", "value": 8.7}, {"date": "1978-07-01", "value": 8.57}, {"date": "1978-08-01", "value": 9.07}, {"date": "1978-09-01", "value": 8.98}, {"date": "1978-10-01", "value": 8.51}, {"date": "1978-11-01", "value": 7.84}, {"date": "1978-12-01", "value": 7.79}, {"date": "1979-01-01", "value": 7.88}, {"date": "1979-02-01", "value": 7.57}, {"date": "1979-03-01", "value": 7.53}, {"date": "1979-04-01", "value": 7.55}, {"date": "1979-05-01", "value": 7.25}, {"date": "1979-06-01", "value": 7.27}, {"date": "1979-07-01", "value": 7.23}, {"date": "1979-08-01", "value": 7.45}, {"date": "1979-09-01", "value": 7.42}, {"date": "1979-10-01", "value": 7.11}, {"date": "1979-11-01", "value": 7.01}, {"date": "1979-12-01", "value": 7.25}, {"date": "1980-01-01", "value": 7.39}, {"date": "1980-02-01", "value": 7.61}, {"date": "1980-03-01", "value": 6.85}, {"date": "1980-04-01", "value": 6.79}, {"date": "1980-05-01", "value": 7.15}, {"date": "1980-06-01", "value": 7.67}, {"date": "1980-07-01", "value": 8.07}, {"date": "1980-08-01", "value": 8.38}, {"date": "1980-09-01", "value": 8.64}, {"date": "1980-10-01", "value": 8.86}, {"date": "1980-11-01", "value": 9.19}, {"date": "1980-12-01", "value": 9.01}, {"date": "1981-01-01", "value": 9.02}, {"date": "1981-02-01", "value": 8.76}, {"date": "1981-03-01", "value": 9.14}, {"date": "1981-04-01", "value": 9.13}, {"date": "1981-05-01", "value": 8.86}, {"date": "1981-06-01", "value": 8.81}, {"date": "1981-07-01", "value": 8.55}, {"date": "1981-08-01", "value": 8.54}, {"date": "1981-09-01", "value": 7.75}, {"date": "1981-10-01", "value": 7.83}, {"date": "1981-11-01", "value": 8.02}, {"date": "1981-12-01", "value": 8.06}, {"date": "1982-01-01", "value": 7.73}, {"date": "1982-02-01", "value": 7.64}, {"date": "1982-03-01", "value": 7.48}, {"date": "1982-04-01", "value": 7.97}, {"date": "1982-05-01", "value": 8.09}, {"date": "1982-06-01", "value": 7.74}, {"date": "1982-07-01", "value": 7.83}, {"date": "1982-08-01", "value": 7.97}, {"date": "1982-09-01", "value": 9.03}, {"date": "1982-10-01", "value": 10.01}, {"date": "1982-11-01", "value": 10.67}, {"date": "1982-12-01", "value": 11.03}, {"date": "1983-01-01", "value": 11.48}, {"date": "1983-02-01", "value": 11.75}, {"date": "1983-03-01", "value": 12.23}, {"date": "1983-04-01", "value": 12.64}, {"date": "1983-05-01", "value": 13.09}, {"date": "1983-06-01", "value": 13.22}, {"date": "1983-07-01", "value": 13.02}, {"date": "1983-08-01", "value": 12.43}, {"date": "1983-09-01", "value": 12.57}, {"date": "1983-10-01", "value": 12.38}, {"date": "1983-11-01", "value": 11.98}, {"date": "1983-12-01", "value": 11.72}, {"date": "1984-01-01", "value": 11.52}, {"date": "1984-02-01", "value": 10.59}, {"date": "1984-03-01", "value": 10.31}, {"date": "1984-04-01", "value": 10.12}, {"date": "1984-05-01", "value": 9.86}, {"date": "1984-06-01", "value": 9.45}, {"date": "1984-07-01", "value": 9.26}, {"date": "1984-08-01", "value": 10.0}, {"date": "1984-09-01", "value": 10.03}, {"date": "1984-10-01", "value": 9.94}, {"date": "1984-11-01", "value": 10.01}, {"date": "1984-12-01", "value": 9.89}, {"date": "1985-01-01", "value": 10.36}, {"date": "1985-02-01", "value": 10.98}, {"date": "1985-03-01", "value": 10.95}, {"date": "1985-04-01", "value": 11.2}, {"date": "1985-05-01", "value": 11.65}, {"date": "1985-06-01", "value": 12.1}, {"date": "1985-07-01", "value": 12.43}, {"date": "1985-08-01", "value": 12.26}, {"date": "1985-09-01", "value": 12.09}, {"date": "1985-10-01", "value": 12.39}, {"date": "1985-11-01", "value": 13.33}, {"date": "1985-12-01", "value": 14.19}, {"date": "1986-01-01", "value": 14.28}, {"date": "1986-02-01", "value": 15.08}, {"date": "1986-03-01", "value": 16.0}, {"date": "1986-04-01", "value": 16.32}, {"date": "1986-05-01", "value": 16.28}, {"date": "1986-06-01", "value": 16.68}, {"date": "1986-07-01", "value": 16.28}, {"date": "1986-08-01", "value": 16.55}, {"date": "1986-09-01", "value": 16.05}, {"date": "1986-10-01", "value": 16.12}, {"date": "1986-11-01", "value": 16.78}, {"date": "1986-12-01", "value": 17.17}, {"date": "1987-01-01", "value": 18.01}, {"date": "1987-02-01", "value": 18.86}, {"date": "1987-03-01", "value": 19.37}, {"date": "1987-04-01", "value": 19.45}, {"date": "1987-05-01", "value": 19.74}, {"date": "1987-06-01", "value": 20.9}, {"date": "1987-07-01", "value": 20.81}, {"date": "1987-08-01", "value": 21.42}, {"date": "1987-09-01", "value": 20.09}, {"date": "1987-10-01", "value": 17.08}, {"date": "1987-11-01", "value": 14.45}, {"date": "1987-12-01", "value": 13.77}, {"date": "1988-01-01", "value": 14.02}, {"date": "1988-02-01", "value": 14.16}, {"date": "1988-03-01", "value": 14.29}, {"date": "1988-04-01", "value": 13.39}, {"date": "1988-05-01", "value": 12.41}, {"date": "1988-06-01", "value": 12.49}, {"date": "1988-07-01", "value": 12.22}, {"date": "1988-08-01", "value": 11.78}, {"date": "1988-09-01", "value": 11.79}, {"date": "1988-10-01", "value": 12.02}, {"date": "1988-11-01", "value": 11.57}, {"date": "1988-12-01", "value": 11.64}, {"date": "1989-01-01", "value": 11.82}, {"date": "1989-02-01", "value": 11.97}, {"date": "1989-03-01", "value": 11.73}, {"date": "1989-04-01", "value": 12.07}, {"date": "1989-05-01", "value": 12.49}, {"date": "1989-06-01", "value": 12.84}, {"date": "1989-07-01", "value": 13.43}, {"date": "1989-08-01", "value": 14.32}, {"date": "1989-09-01", "value": 14.66}, {"date": "1989-10-01", "value": 14.84}, {"date": "1989-11-01", "value": 14.7}, {"date": "1989-12-01", "value": 15.24}, {"date": "1990-01-01", "value": 15.13}, {"date": "1990-02-01", "value": 14.97}, {"date": "1990-03-01", "value": 15.62}, {"date": "1990-04-01", "value": 15.7}, {"date": "1990-05-01", "value": 16.37}, {"date": "1990-06-01", "value": 16.95}, {"date": "1990-07-01", "value": 16.81}, {"date": "1990-08-01", "value": 15.33}, {"date": "1990-09-01", "value": 14.51}, {"date": "1990-10-01", "value": 14.21}, {"date": "1990-11-01", "value": 14.68}, {"date": "1990-12-01", "value": 15.41}, {"date": "1991-01-01", "value": 15.35}, {"date": "1991-02-01", "value": 17.19}, {"date": "1991-03-01", "value": 17.78}, {"date": "1991-04-01", "value": 18.58}, {"date": "1991-05-01", "value": 18.98}, {"date": "1991-06-01", "value": 19.49}, {"date": "1991-07-01", "value": 20.14}, {"date": "1991-08-01", "value": 21.22}, {"date": "1991-09-01", "value": 21.73}, {"date": "1991-10-01", "value": 22.49}, {"date": "1991-11-01", "value": 23.27}, {"date": "1991-12-01", "value": 24.33}, {"date": "1992-01-01", "value": 25.93}, {"date": "1992-02-01", "value": 25.6}, {"date": "1992-03-01", "value": 25.16}, {"date": "1992-04-01", "value": 24.73}, {"date": "1992-05-01", "value": 24.75}, {"date": "1992-06-01", "value": 23.95}, {"date": "1992-07-01", "value": 23.88}, {"date": "1992-08-01", "value": 23.6}, {"date": "1992-09-01", "value": 23.2}, {"date": "1992-10-01", "value": 22.43}, {"date": "1992-11-01", "value": 22.56}, {"date": "1992-12-01", "value": 22.82}, {"date": "1993-01-01", "value": 22.5}, {"date": "1993-02-01", "value": 22.55}, {"date": "1993-03-01", "value": 22.69}, {"date": "1993-04-01", "value": 22.53}, {"date": "1993-05-01", "value": 22.83}, {"date": "1993-06-01", "value": 23.18}, {"date": "1993-07-01", "value": 22.72}, {"date": "1993-08-01", "value": 22.65}, {"date": "1993-09-01", "value": 22.5}, {"date": "1993-10-01", "value": 22.19}, {"date": "1993-11-01", "value": 21.63}, {"date": "1993-12-01", "value": 21.29}, {"date": "1994-01-01", "value": 21.34}, {"date": "1994-02-01", "value": 21.02}, {"date": "1994-03-01", "value": 20.42}, {"date": "1994-04-01", "value": 19.0}, {"date": "1994-05-01", "value": 18.5}, {"date": "1994-06-01", "value": 18.05}, {"date": "1994-07-01", "value": 17.42}, {"date": "1994-08-01", "value": 17.44}, {"date": "1994-09-01", "value": 17.09}, {"date": "1994-10-01", "value": 16.32}, {"date": "1994-11-01", "value": 15.62}, {"date": "1994-12-01", "value": 14.88}, {"date": "1995-01-01", "value": 14.89}, {"date": "1995-02-01", "value": 15.11}, {"date": "1995-03-01", "value": 15.15}, {"date": "1995-04-01", "value": 15.31}, {"date": "1995-05-01", "value": 15.5}, {"date": "1995-06-01", "value": 15.67}, {"date": "1995-07-01", "value": 16.07}, {"date": "1995-08-01", "value": 16.01}, {"date": "1995-09-01", "value": 16.45}, {"date": "1995-10-01", "value": 16.76}, {"date": "1995-11-01", "value": 17.33}, {"date": "1995-12-01", "value": 18.1}, {"date": "1996-01-01", "value": 18.08}, {"date": "1996-02-01", "value": 19.1}, {"date": "1996-03-01", "value": 19.01}, {"date": "1996-04-01", "value": 18.85}, {"date": "1996-05-01", "value": 19.1}, {"date": "1996-06-01", "value": 19.15}, {"date": "1996-07-01", "value": 18.26}, {"date": "1996-08-01", "value": 18.6}, {"date": "1996-09-01", "value": 18.75}, {"date": "1996-10-01", "value": 19.0}, {"date": "1996-11-01", "value": 19.45}, {"date": "1996-12-01", "value": 19.19}, {"date": "1997-01-01", "value": 19.53}, {"date": "1997-02-01", "value": 20.09}, {"date": "1997-03-01", "value": 19.69}, {"date": "1997-04-01", "value": 18.94}, {"date": "1997-05-01", "value": 20.6}, {"date": "1997-06-01", "value": 21.61}, {"date": "1997-07-01", "value": 22.8}, {"date": "1997-08-01", "value": 22.83}, {"date": "1997-09-01", "value": 23.06}, {"date": "1997-10-01", "value": 23.58}, {"date": "1997-11-01", "value": 23.46}, {"date": "1997-12-01", "value": 24.23}, {"date": "1998-01-01", "value": 24.29}, {"date": "1998-02-01", "value": 25.85}, {"date": "1998-03-01", "value": 27.23}, {"date": "1998-04-01", "value": 28.26}, {"date": "1998-05-01", "value": 28.3}, {"date": "1998-06-01", "value": 28.44}, {"date": "1998-07-01", "value": 29.9}, {"date": "1998-08-01", "value": 28.0}, {"date": "1998-09-01", "value": 26.8}, {"date": "1998-10-01", "value": 27.2}, {"date": "1998-11-01", "value": 30.25}, {"date": "1998-12-01", "value": 31.56}, {"date": "1999-01-01", "value": 32.92}, {"date": "1999-02-01", "value": 32.67}, {"date": "1999-03-01", "value": 33.39}, {"date": "1999-04-01", "value": 34.0}, {"date": "1999-05-01", "value": 33.19}, {"date": "1999-06-01", "value": 32.24}, {"date": "1999-07-01", "value": 32.88}, {"date": "1999-08-01", "value": 30.89}, {"date": "1999-09-01", "value": 29.99}, {"date": "1999-10-01", "value": 28.66}, {"date": "1999-11-01", "value": 29.74}, {"date": "1999-12-01", "value": 29.66}, {"date": "2000-01-01", "value": 29.04}, {"date": "2000-02-01", "value": 27.76}, {"date": "2000-03-01", "value": 28.31}, {"date": "2000-04-01", "value": 28.5}, {"date": "2000-05-01", "value": 27.49}, {"date": "2000-06-01", "value": 28.16}, {"date": "2000-07-01", "value": 28.05}, {"date": "2000-08-01", "value": 27.97}, {"date": "2000-09-01", "value": 27.34}, {"date": "2000-10-01", "value": 26.5}, {"date": "2000-11-01", "value": 26.9}, {"date": "2000-12-01", "value": 26.62}, {"date": "2001-01-01", "value": 27.55}, {"date": "2001-02-01", "value": 27.81}, {"date": "2001-03-01", "value": 26.1}, {"date": "2001-04-01", "value": 27.96}, {"date": "2001-05-01", "value": 32.02}, {"date": "2001-06-01", "value": 33.67}, {"date": "2001-07-01", "value": 35.46}, {"date": "2001-08-01", "value": 37.85}, {"date": "2001-09-01", "value": 36.9}, {"date": "2001-10-01", "value": 39.72}, {"date": "2001-11-01", "value": 43.62}, {"date": "2001-12-01", "value": 46.37}, {"date": "2002-01-01", "value": 46.17}, {"date": "2002-02-01", "value": 44.57}, {"date": "2002-03-01", "value": 46.71}, {"date": "2002-04-01", "value": 43.81}, {"date": "2002-05-01", "value": 41.41}, {"date": "2002-06-01", "value": 37.92}, {"date": "2002-07-01", "value": 32.46}, {"date": "2002-08-01", "value": 31.53}, {"date": "2002-09-01", "value": 28.89}, {"date": "2002-10-01", "value": 29.24}, {"date": "2002-11-01", "value": 32.03}, {"date": "2002-12-01", "value": 32.59}, {"date": "2003-01-01", "value": 31.43}, {"date": "2003-02-01", "value": 28.46}, {"date": "2003-03-01", "value": 27.92}, {"date": "2003-04-01", "value": 28.05}, {"date": "2003-05-01", "value": 28.24}, {"date": "2003-06-01", "value": 28.6}, {"date": "2003-07-01", "value": 27.65}, {"date": "2003-08-01", "value": 26.57}, {"date": "2003-09-01", "value": 26.42}, {"date": "2003-10-01", "value": 24.75}, {"date": "2003-11-01", "value": 23.15}, {"date": "2003-12-01", "value": 22.17}, {"date": "2004-01-01", "value": 22.73}, {"date": "2004-02-01", "value": 22.46}, {"date": "2004-03-01", "value": 21.61}, {"date": "2004-04-01", "value": 21.23}, {"date": "2004-05-01", "value": 20.14}, {"date": "2004-06-01", "value": 20.17}, {"date": "2004-07-01", "value": 19.51}, {"date": "2004-08-01", "value": 19.03}, {"date": "2004-09-01", "value": 19.35}, {"date": "2004-10-01", "value": 19.25}, {"date": "2004-11-01", "value": 20.05}, {"date": "2004-12-01", "value": 20.48}, {"date": "2005-01-01", "value": 19.99}, {"date": "2005-02-01", "value": 20.11}, {"date": "2005-03-01", "value": 19.84}, {"date": "2005-04-01", "value": 19.02}, {"date": "2005-05-01", "value": 18.93}, {"date": "2005-06-01", "value": 19.0}, {"date": "2005-07-01", "value": 19.0}, {"date": "2005-08-01", "value": 18.72}, {"date": "2005-09-01", "value": 18.44}, {"date": "2005-10-01", "value": 17.64}, {"date": "2005-11-01", "value": 18.01}, {"date": "2005-12-01", "value": 18.07}, {"date": "2006-01-01", "value": 18.07}, {"date": "2006-02-01", "value": 17.8}, {"date": "2006-03-01", "value": 17.8}, {"date": "2006-04-01", "value": 17.77}, {"date": "2006-05-01", "value": 17.46}, {"date": "2006-06-01", "value": 16.82}, {"date": "2006-07-01", "value": 16.61}, {"date": "2006-08-01", "value": 16.67}, {"date": "2006-09-01", "value": 16.77}, {"date": "2006-10-01", "value": 17.14}, {"date": "2006-11-01", "value": 17.24}, {"date": "2006-12-01", "value": 17.38}, {"date": "2007-01-01", "value": 17.36}, {"date": "2007-02-01", "value": 17.49}, {"date": "2007-03-01", "value": 16.92}, {"date": "2007-04-01", "value": 17.48}, {"date": "2007-05-01", "value": 17.92}, {"date": "2007-06-01", "value": 17.83}, {"date": "2007-07-01", "value": 18.36}, {"date": "2007-08-01", "value": 18.02}, {"date": "2007-09-01", "value": 19.05}, {"date": "2007-10-01", "value": 20.68}, {"date": "2007-11-01", "value": 20.81}, {"date": "2007-12-01", "value": 22.35}, {"date": "2008-01-01", "value": 21.46}, {"date": "2008-02-01", "value": 21.74}, {"date": "2008-03-01", "value": 21.81}, {"date": "2008-04-01", "value": 23.88}, {"date": "2008-05-01", "value": 25.81}, {"date": "2008-06-01", "value": 26.11}, {"date": "2008-07-01", "value": 25.37}, {"date": "2008-08-01", "value": 26.83}, {"date": "2008-09-01", "value": 26.48}, {"date": "2008-10-01", "value": 27.22}, {"date": "2008-11-01", "value": 34.99}, {"date": "2008-12-01", "value": 58.98}, {"date": "2009-01-01", "value": 70.91}, {"date": "2009-02-01", "value": 84.46}, {"date": "2009-03-01", "value": 110.37}, {"date": "2009-04-01", "value": 119.85}, {"date": "2009-05-01", "value": 123.73}, {"date": "2009-06-01", "value": 123.32}, {"date": "2009-07-01", "value": 101.87}, {"date": "2009-08-01", "value": 92.95}, {"date": "2009-09-01", "value": 83.3}, {"date": "2009-10-01", "value": 42.12}, {"date": "2009-11-01", "value": 28.51}, {"date": "2009-12-01", "value": 21.78}, {"date": "2010-01-01", "value": 20.7}, {"date": "2010-02-01", "value": 18.91}, {"date": "2010-03-01", "value": 18.91}, {"date": "2010-04-01", "value": 19.01}, {"date": "2010-05-01", "value": 17.3}, {"date": "2010-06-01", "value": 16.15}, {"date": "2010-07-01", "value": 15.72}, {"date": "2010-08-01", "value": 15.47}, {"date": "2010-09-01", "value": 15.61}, {"date": "2010-10-01", "value": 15.9}, {"date": "2010-11-01", "value": 15.88}, {"date": "2010-12-01", "value": 16.05}, {"date": "2011-01-01", "value": 16.3}, {"date": "2011-02-01", "value": 16.52}, {"date": "2011-03-01", "value": 16.04}, {"date": "2011-04-01", "value": 16.21}, {"date": "2011-05-01", "value": 16.12}, {"date": "2011-06-01", "value": 15.35}, {"date": "2011-07-01", "value": 15.61}, {"date": "2011-08-01", "value": 13.79}, {"date": "2011-09-01", "value": 13.5}, {"date": "2011-10-01", "value": 13.88}, {"date": "2011-11-01", "value": 14.1}, {"date": "2011-12-01", "value": 14.3}, {"date": "2012-01-01", "value": 14.87}, {"date": "2012-02-01", "value": 15.37}, {"date": "2012-03-01", "value": 15.69}, {"date": "2012-04-01", "value": 15.7}, {"date": "2012-05-01", "value": 15.22}, {"date": "2012-06-01", "value": 15.05}, {"date": "2012-07-01", "value": 15.55}, {"date": "2012-08-01", "value": 16.14}, {"date": "2012-09-01", "value": 16.69}, {"date": "2012-10-01", "value": 16.62}, {"date": "2012-11-01", "value": 16.12}, {"date": "2012-12-01", "value": 16.44}, {"date": "2013-01-01", "value": 17.03}, {"date": "2013-02-01", "value": 17.32}, {"date": "2013-03-01", "value": 17.68}, {"date": "2013-04-01", "value": 17.69}, {"date": "2013-05-01", "value": 18.25}, {"date": "2013-06-01", "value": 17.8}, {"date": "2013-07-01", "value": 18.12}, {"date": "2013-08-01", "value": 17.91}, {"date": "2013-09-01", "value": 17.88}, {"date": "2013-10-01", "value": 17.86}, {"date": "2013-11-01", "value": 18.15}, {"date": "2013-12-01", "value": 18.04}, {"date": "2014-01-01", "value": 18.15}, {"date": "2014-02-01", "value": 18.06}, {"date": "2014-03-01", "value": 18.48}, {"date": "2014-04-01", "value": 18.35}, {"date": "2014-05-01", "value": 18.46}, {"date": "2014-06-01", "value": 18.88}, {"date": "2014-07-01", "value": 18.96}, {"date": "2014-08-01", "value": 18.68}, {"date": "2014-09-01", "value": 18.81}, {"date": "2014-10-01", "value": 18.5}, {"date": "2014-11-01", "value": 19.75}, {"date": "2014-12-01", "value": 20.08}, {"date": "2015-01-01", "value": 20.02}, {"date": "2015-02-01", "value": 20.77}, {"date": "2015-03-01", "value": 20.96}, {"date": "2015-04-01", "value": 21.42}, {"date": "2015-05-01", "value": 21.92}, {"date": "2015-06-01", "value": 22.12}, {"date": "2015-07-01", "value": 22.4}, {"date": "2015-08-01", "value": 22.15}, {"date": "2015-09-01", "value": 21.45}, {"date": "2015-10-01", "value": 22.68}, {"date": "2015-11-01", "value": 23.67}, {"date": "2015-12-01", "value": 23.74}, {"date": "2016-01-01", "value": 22.18}, {"date": "2016-02-01", "value": 22.02}, {"date": "2016-03-01", "value": 23.39}, {"date": "2016-04-01", "value": 23.97}, {"date": "2016-05-01", "value": 23.81}, {"date": "2016-06-01", "value": 23.97}, {"date": "2016-07-01", "value": 24.52}, {"date": "2016-08-01", "value": 24.57}, {"date": "2016-09-01", "value": 24.22}, {"date": "2016-10-01", "value": 23.57}, {"date": "2016-11-01", "value": 23.35}, {"date": "2016-12-01", "value": 23.76}, {"date": "2017-01-01", "value": 23.59}, {"date": "2017-02-01", "value": 23.68}, {"date": "2017-03-01", "value": 23.6}, {"date": "2017-04-01", "value": 23.24}, {"date": "2017-05-01", "value": 23.31}, {"date": "2017-06-01", "value": 23.4}, {"date": "2017-07-01", "value": 23.36}, {"date": "2017-08-01", "value": 23.16}, {"date": "2017-09-01", "value": 23.28}, {"date": "2017-10-01", "value": 23.67}, {"date": "2017-11-01", "value": 23.81}, {"date": "2017-12-01", "value": 24.25}, {"date": "2018-01-01", "value": 24.97}, {"date": "2018-02-01", "value": 23.82}, {"date": "2018-03-01", "value": 23.41}, {"date": "2018-04-01", "value": 22.53}, {"date": "2018-05-01", "value": 22.49}, {"date": "2018-06-01", "value": 22.49}, {"date": "2018-07-01", "value": 22.33}, {"date": "2018-08-01", "value": 22.37}, {"date": "2018-09-01", "value": 22.25}, {"date": "2018-10-01", "value": 21.25}, {"date": "2018-11-01", "value": 20.67}, {"date": "2018-12-01", "value": 19.39}, {"date": "2019-01-01", "value": 19.6}, {"date": "2019-02-01", "value": 20.6}, {"date": "2019-03-01", "value": 20.86}, {"date": "2019-04-01", "value": 21.56}, {"date": "2019-05-01", "value": 21.15}, {"date": "2019-06-01", "value": 21.37}, {"date": "2019-07-01", "value": 22.28}, {"date": "2019-08-01", "value": 21.67}, {"date": "2019-09-01", "value": 22.44}, {"date": "2019-10-01", "value": 22.04}, {"date": "2019-11-01", "value": 22.62}, {"date": "2019-12-01", "value": 22.78}, {"date": "2020-01-01", "value": 24.88}, {"date": "2020-02-01", "value": 26.42}, {"date": "2020-03-01", "value": 22.8}, {"date": "2020-04-01", "value": 24.97}, {"date": "2020-05-01", "value": 27.82}, {"date": "2020-06-01", "value": 31.29}, {"date": "2020-07-01", "value": 32.44}, {"date": "2020-08-01", "value": 34.41}, {"date": "2020-09-01", "value": 34.27}, {"date": "2020-10-01", "value": 35.3}, {"date": "2020-11-01", "value": 37.16}, {"date": "2020-12-01", "value": 39.26}, {"date": "2021-01-01", "value": 35.96}, {"date": "2021-02-01", "value": 33.24}, {"date": "2021-03-01", "value": 30.5}, {"date": "2021-04-01", "value": 29.92}, {"date": "2021-05-01", "value": 28.05}, {"date": "2021-06-01", "value": 26.7}, {"date": "2021-07-01", "value": 26.56}, {"date": "2021-08-01", "value": 26.23}, {"date": "2021-09-01", "value": 25.35}, {"date": "2021-10-01", "value": 24.39}, {"date": "2021-11-01", "value": 24.52}, {"date": "2021-12-01", "value": 23.63}, {"date": "2022-01-01", "value": 23.11}, {"date": "2022-02-01", "value": 22.42}, {"date": "2022-03-01", "value": 22.19}, {"date": "2022-04-01", "value": 22.4}, {"date": "2022-05-01", "value": 20.81}, {"date": "2022-06-01", "value": 20.28}, {"date": "2022-07-01", "value": 20.53}, {"date": "2022-08-01", "value": 22.03}, {"date": "2022-09-01", "value": 20.58}, {"date": "2022-10-01", "value": 20.44}, {"date": "2022-11-01", "value": 22.07}, {"date": "2022-12-01", "value": 22.65}, {"date": "2023-01-01", "value": 22.82}, {"date": "2023-02-01", "value": 23.4}, {"date": "2023-03-01", "value": 22.66}, {"date": "2023-04-01", "value": 23.27}, {"date": "2023-05-01", "value": 23.15}, {"date": "2023-06-01", "value": 24.01}, {"date": "2023-07-01", "value": 24.76}, {"date": "2023-08-01", "value": 24.16}, {"date": "2023-09-01", "value": 23.93}, {"date": "2023-10-01", "value": 22.78}, {"date": "2023-11-01", "value": 23.51}, {"date": "2023-12-01", "value": 24.35}, {"date": "2024-01-01", "value": 25.01}, {"date": "2024-02-01", "value": 26.14}, {"date": "2024-03-01", "value": 27.02}, {"date": "2024-04-01", "value": 26.41}, {"date": "2024-05-01", "value": 26.93}, {"date": "2024-06-01", "value": 27.64}, {"date": "2024-07-01", "value": 28.08}, {"date": "2024-08-01", "value": 27.67}, {"date": "2024-09-01", "value": 28.09}, {"date": "2024-10-01", "value": 28.45}, {"date": "2024-11-01", "value": 28.66}, {"date": "2024-12-01", "value": 28.6}, {"date": "2025-01-01", "value": 28.16}, {"date": "2025-02-01", "value": 28.15}, {"date": "2025-03-01", "value": 26.23}, {"date": "2025-04-01", "value": 24.56}, {"date": "2025-05-01", "value": 26.34}, {"date": "2025-06-01", "value": 27.1}, {"date": "2025-07-01", "value": 27.81}, {"date": "2025-08-01", "value": 27.84}, {"date": "2025-09-01", "value": 28.13}, {"date": "2025-10-01", "value": 29.22}, {"date": "2025-11-01", "value": 29.26}, {"date": "2025-12-01", "value": 29.25}, {"date": "2026-01-01", "value": 27.98}, {"date": "2026-02-01", "value": 29.39}, {"date": "2026-03-01", "value": 27.89}], "cape": [{"date": "1871-02-01", "value": 10.92}, {"date": "1871-03-01", "value": 11.19}, {"date": "1871-04-01", "value": 12.05}, {"date": "1871-05-01", "value": 12.59}, {"date": "1871-06-01", "value": 12.59}, {"date": "1871-07-01", "value": 12.27}, {"date": "1871-08-01", "value": 12.55}, {"date": "1871-09-01", "value": 12.31}, {"date": "1871-10-01", "value": 11.47}, {"date": "1871-11-01", "value": 11.6}, {"date": "1871-12-01", "value": 11.59}, {"date": "1872-01-01", "value": 11.9}, {"date": "1872-02-01", "value": 11.96}, {"date": "1872-03-01", "value": 12.18}, {"date": "1872-04-01", "value": 12.25}, {"date": "1872-05-01", "value": 12.28}, {"date": "1872-06-01", "value": 12.27}, {"date": "1872-07-01", "value": 12.38}, {"date": "1872-08-01", "value": 12.13}, {"date": "1872-09-01", "value": 11.83}, {"date": "1872-10-01", "value": 12.13}, {"date": "1872-11-01", "value": 11.71}, {"date": "1872-12-01", "value": 12.17}, {"date": "1873-01-01", "value": 12.25}, {"date": "1873-02-01", "value": 12.05}, {"date": "1873-03-01", "value": 11.95}, {"date": "1873-04-01", "value": 11.78}, {"date": "1873-05-01", "value": 12.05}, {"date": "1873-06-01", "value": 12.22}, {"date": "1873-07-01", "value": 12.16}, {"date": "1873-08-01", "value": 12.12}, {"date": "1873-09-01", "value": 11.16}, {"date": "1873-10-01", "value": 10.4}, {"date": "1873-11-01", "value": 10.31}, {"date": "1873-12-01", "value": 10.96}, {"date": "1874-01-01", "value": 11.33}, {"date": "1874-02-01", "value": 11.63}, {"date": "1874-03-01", "value": 11.43}, {"date": "1874-04-01", "value": 11.26}, {"date": "1874-05-01", "value": 11.02}, {"date": "1874-06-01", "value": 11.19}, {"date": "1874-07-01", "value": 11.07}, {"date": "1874-08-01", "value": 11.14}, {"date": "1874-09-01", "value": 11.28}, {"date": "1874-10-01", "value": 11.4}, {"date": "1874-11-01", "value": 11.56}, {"date": "1874-12-01", "value": 11.45}, {"date": "1875-01-01", "value": 11.41}, {"date": "1875-02-01", "value": 11.35}, {"date": "1875-03-01", "value": 11.48}, {"date": "1875-04-01", "value": 11.51}, {"date": "1875-05-01", "value": 11.33}, {"date": "1875-06-01", "value": 11.28}, {"date": "1875-07-01", "value": 11.29}, {"date": "1875-08-01", "value": 11.24}, {"date": "1875-09-01", "value": 11.24}, {"date": "1875-10-01", "value": 11.06}, {"date": "1875-11-01", "value": 11.34}, {"date": "1875-12-01", "value": 11.45}, {"date": "1876-01-01", "value": 11.79}, {"date": "1876-02-01", "value": 11.96}, {"date": "1876-03-01", "value": 11.95}, {"date": "1876-04-01", "value": 11.63}, {"date": "1876-05-01", "value": 11.63}, {"date": "1876-06-01", "value": 11.88}, {"date": "1876-07-01", "value": 11.75}, {"date": "1876-08-01", "value": 11.18}, {"date": "1876-09-01", "value": 10.42}, {"date": "1876-10-01", "value": 10.2}, {"date": "1876-11-01", "value": 9.94}, {"date": "1876-12-01", "value": 9.74}, {"date": "1877-01-01", "value": 9.52}, {"date": "1877-02-01", "value": 9.23}, {"date": "1877-03-01", "value": 9.2}, {"date": "1877-04-01", "value": 8.31}, {"date": "1877-05-01", "value": 8.18}, {"date": "1877-06-01", "value": 8.05}, {"date": "1877-07-01", "value": 8.35}, {"date": "1877-08-01", "value": 9.29}, {"date": "1877-09-01", "value": 9.99}, {"date": "1877-10-01", "value": 10.22}, {"date": "1877-11-01", "value": 10.27}, {"date": "1877-12-01", "value": 10.25}, {"date": "1878-01-01", "value": 10.57}, {"date": "1878-02-01", "value": 10.45}, {"date": "1878-03-01", "value": 10.88}, {"date": "1878-04-01", "value": 11.29}, {"date": "1878-05-01", "value": 11.71}, {"date": "1878-06-01", "value": 12.21}, {"date": "1878-07-01", "value": 12.31}, {"date": "1878-08-01", "value": 12.06}, {"date": "1878-09-01", "value": 12.3}, {"date": "1878-10-01", "value": 12.28}, {"date": "1878-11-01", "value": 12.37}, {"date": "1878-12-01", "value": 12.58}, {"date": "1879-01-01", "value": 12.87}, {"date": "1879-02-01", "value": 13.18}, {"date": "1879-03-01", "value": 13.09}, {"date": "1879-04-01", "value": 13.66}, {"date": "1879-05-01", "value": 14.25}, {"date": "1879-06-01", "value": 14.45}, {"date": "1879-07-01", "value": 14.54}, {"date": "1879-08-01", "value": 14.61}, {"date": "1879-09-01", "value": 14.59}, {"date": "1879-10-01", "value": 15.29}, {"date": "1879-11-01", "value": 15.26}, {"date": "1879-12-01", "value": 14.77}, {"date": "1880-01-01", "value": 14.87}, {"date": "1880-02-01", "value": 15.12}, {"date": "1880-03-01", "value": 15.23}, {"date": "1880-04-01", "value": 15.46}, {"date": "1880-05-01", "value": 14.63}, {"date": "1880-06-01", "value": 14.95}, {"date": "1880-07-01", "value": 15.59}, {"date": "1880-08-01", "value": 16.1}, {"date": "1880-09-01", "value": 15.86}, {"date": "1880-10-01", "value": 16.26}, {"date": "1880-11-01", "value": 16.87}, {"date": "1880-12-01", "value": 17.33}, {"date": "1881-01-01", "value": 18.47}, {"date": "1881-02-01", "value": 18.15}, {"date": "1881-03-01", "value": 18.28}, {"date": "1881-04-01", "value": 17.95}, {"date": "1881-05-01", "value": 18.88}, {"date": "1881-06-01", "value": 19.04}, {"date": "1881-07-01", "value": 18.11}, {"date": "1881-08-01", "value": 17.28}, {"date": "1881-09-01", "value": 16.72}, {"date": "1881-10-01", "value": 16.25}, {"date": "1881-11-01", "value": 16.48}, {"date": "1881-12-01", "value": 15.96}, {"date": "1882-01-01", "value": 15.68}, {"date": "1882-02-01", "value": 15.15}, {"date": "1882-03-01", "value": 15.08}, {"date": "1882-04-01", "value": 14.92}, {"date": "1882-05-01", "value": 14.56}, {"date": "1882-06-01", "value": 14.33}, {"date": "1882-07-01", "value": 15.23}, {"date": "1882-08-01", "value": 15.53}, {"date": "1882-09-01", "value": 16.07}, {"date": "1882-10-01", "value": 15.76}, {"date": "1882-11-01", "value": 15.19}, {"date": "1882-12-01", "value": 15.38}, {"date": "1883-01-01", "value": 15.27}, {"date": "1883-02-01", "value": 14.75}, {"date": "1883-03-01", "value": 15.05}, {"date": "1883-04-01", "value": 15.47}, {"date": "1883-05-01", "value": 15.33}, {"date": "1883-06-01", "value": 15.91}, {"date": "1883-07-01", "value": 15.96}, {"date": "1883-08-01", "value": 15.2}, {"date": "1883-09-01", "value": 15.49}, {"date": "1883-10-01", "value": 15.05}, {"date": "1883-11-01", "value": 15.41}, {"date": "1883-12-01", "value": 14.89}, {"date": "1884-01-01", "value": 14.43}, {"date": "1884-02-01", "value": 14.8}, {"date": "1884-03-01", "value": 14.73}, {"date": "1884-04-01", "value": 14.35}, {"date": "1884-05-01", "value": 13.46}, {"date": "1884-06-01", "value": 12.9}, {"date": "1884-07-01", "value": 13.05}, {"date": "1884-08-01", "value": 13.86}, {"date": "1884-09-01", "value": 13.57}, {"date": "1884-10-01", "value": 13.28}, {"date": "1884-11-01", "value": 13.31}, {"date": "1884-12-01", "value": 13.43}, {"date": "1885-01-01", "value": 13.13}, {"date": "1885-02-01", "value": 13.39}, {"date": "1885-03-01", "value": 13.74}, {"date": "1885-04-01", "value": 13.54}, {"date": "1885-05-01", "value": 13.71}, {"date": "1885-06-01", "value": 13.97}, {"date": "1885-07-01", "value": 14.33}, {"date": "1885-08-01", "value": 15.13}, {"date": "1885-09-01", "value": 15.11}, {"date": "1885-10-01", "value": 15.98}, {"date": "1885-11-01", "value": 16.83}, {"date": "1885-12-01", "value": 16.31}, {"date": "1886-01-01", "value": 16.7}, {"date": "1886-02-01", "value": 17.01}, {"date": "1886-03-01", "value": 16.84}, {"date": "1886-04-01", "value": 16.81}, {"date": "1886-05-01", "value": 16.87}, {"date": "1886-06-01", "value": 17.82}, {"date": "1886-07-01", "value": 17.85}, {"date": "1886-08-01", "value": 17.72}, {"date": "1886-09-01", "value": 18.14}, {"date": "1886-10-01", "value": 18.55}, {"date": "1886-11-01", "value": 18.96}, {"date": "1886-12-01", "value": 18.2}, {"date": "1887-01-01", "value": 17.52}, {"date": "1887-02-01", "value": 17.12}, {"date": "1887-03-01", "value": 17.47}, {"date": "1887-04-01", "value": 17.82}, {"date": "1887-05-01", "value": 18.07}, {"date": "1887-06-01", "value": 17.71}, {"date": "1887-07-01", "value": 17.42}, {"date": "1887-08-01", "value": 16.74}, {"date": "1887-09-01", "value": 16.67}, {"date": "1887-10-01", "value": 15.88}, {"date": "1887-11-01", "value": 15.95}, {"date": "1887-12-01", "value": 15.45}, {"date": "1888-01-01", "value": 15.36}, {"date": "1888-02-01", "value": 15.41}, {"date": "1888-03-01", "value": 14.8}, {"date": "1888-04-01", "value": 15.02}, {"date": "1888-05-01", "value": 15.38}, {"date": "1888-06-01", "value": 15.08}, {"date": "1888-07-01", "value": 15.27}, {"date": "1888-08-01", "value": 15.6}, {"date": "1888-09-01", "value": 15.98}, {"date": "1888-10-01", "value": 15.72}, {"date": "1888-11-01", "value": 15.22}, {"date": "1888-12-01", "value": 14.94}, {"date": "1889-01-01", "value": 15.81}, {"date": "1889-02-01", "value": 16.19}, {"date": "1889-03-01", "value": 16.07}, {"date": "1889-04-01", "value": 16.05}, {"date": "1889-05-01", "value": 16.92}, {"date": "1889-06-01", "value": 17.22}, {"date": "1889-07-01", "value": 16.89}, {"date": "1889-08-01", "value": 17.14}, {"date": "1889-09-01", "value": 17.34}, {"date": "1889-10-01", "value": 17.05}, {"date": "1889-11-01", "value": 16.9}, {"date": "1889-12-01", "value": 16.61}, {"date": "1890-01-01", "value": 17.22}, {"date": "1890-02-01", "value": 17.03}, {"date": "1890-03-01", "value": 16.9}, {"date": "1890-04-01", "value": 17.26}, {"date": "1890-05-01", "value": 17.78}, {"date": "1890-06-01", "value": 17.68}, {"date": "1890-07-01", "value": 17.58}, {"date": "1890-08-01", "value": 16.6}, {"date": "1890-09-01", "value": 16.16}, {"date": "1890-10-01", "value": 15.48}, {"date": "1890-11-01", "value": 14.74}, {"date": "1890-12-01", "value": 14.44}, {"date": "1891-01-01", "value": 15.43}, {"date": "1891-02-01", "value": 15.47}, {"date": "1891-03-01", "value": 15.06}, {"date": "1891-04-01", "value": 15.4}, {"date": "1891-05-01", "value": 15.57}, {"date": "1891-06-01", "value": 15.66}, {"date": "1891-07-01", "value": 15.61}, {"date": "1891-08-01", "value": 16.16}, {"date": "1891-09-01", "value": 17.72}, {"date": "1891-10-01", "value": 17.72}, {"date": "1891-11-01", "value": 17.66}, {"date": "1891-12-01", "value": 18.2}, {"date": "1892-01-01", "value": 19.01}, {"date": "1892-02-01", "value": 19.03}, {"date": "1892-03-01", "value": 19.73}, {"date": "1892-04-01", "value": 19.95}, {"date": "1892-05-01", "value": 19.92}, {"date": "1892-06-01", "value": 19.77}, {"date": "1892-07-01", "value": 19.22}, {"date": "1892-08-01", "value": 19.2}, {"date": "1892-09-01", "value": 18.69}, {"date": "1892-10-01", "value": 19.03}, {"date": "1892-11-01", "value": 18.46}, {"date": "1892-12-01", "value": 18.02}, {"date": "1893-01-01", "value": 17.65}, {"date": "1893-02-01", "value": 17.13}, {"date": "1893-03-01", "value": 16.9}, {"date": "1893-04-01", "value": 17.1}, {"date": "1893-05-01", "value": 15.79}, {"date": "1893-06-01", "value": 15.42}, {"date": "1893-07-01", "value": 14.35}, {"date": "1893-08-01", "value": 14.58}, {"date": "1893-09-01", "value": 15.02}, {"date": "1893-10-01", "value": 15.27}, {"date": "1893-11-01", "value": 15.93}, {"date": "1893-12-01", "value": 15.62}, {"date": "1894-01-01", "value": 15.74}, {"date": "1894-02-01", "value": 16.19}, {"date": "1894-03-01", "value": 17.18}, {"date": "1894-04-01", "value": 17.42}, {"date": "1894-05-01", "value": 16.8}, {"date": "1894-06-01", "value": 16.6}, {"date": "1894-07-01", "value": 16.28}, {"date": "1894-08-01", "value": 16.45}, {"date": "1894-09-01", "value": 16.53}, {"date": "1894-10-01", "value": 16.51}, {"date": "1894-11-01", "value": 16.55}, {"date": "1894-12-01", "value": 16.66}, {"date": "1895-01-01", "value": 16.51}, {"date": "1895-02-01", "value": 16.32}, {"date": "1895-03-01", "value": 16.35}, {"date": "1895-04-01", "value": 16.39}, {"date": "1895-05-01", "value": 17.07}, {"date": "1895-06-01", "value": 17.21}, {"date": "1895-07-01", "value": 17.54}, {"date": "1895-08-01", "value": 18.08}, {"date": "1895-09-01", "value": 18.2}, {"date": "1895-10-01", "value": 17.95}, {"date": "1895-11-01", "value": 17.35}, {"date": "1895-12-01", "value": 16.54}, {"date": "1896-01-01", "value": 16.58}, {"date": "1896-02-01", "value": 17.5}, {"date": "1896-03-01", "value": 17.22}, {"date": "1896-04-01", "value": 17.65}, {"date": "1896-05-01", "value": 17.84}, {"date": "1896-06-01", "value": 17.78}, {"date": "1896-07-01", "value": 16.64}, {"date": "1896-08-01", "value": 15.7}, {"date": "1896-09-01", "value": 16.55}, {"date": "1896-10-01", "value": 16.44}, {"date": "1896-11-01", "value": 17.09}, {"date": "1896-12-01", "value": 16.5}, {"date": "1897-01-01", "value": 17.03}, {"date": "1897-02-01", "value": 16.9}, {"date": "1897-03-01", "value": 16.96}, {"date": "1897-04-01", "value": 16.71}, {"date": "1897-05-01", "value": 17.05}, {"date": "1897-06-01", "value": 17.85}, {"date": "1897-07-01", "value": 18.65}, {"date": "1897-08-01", "value": 18.99}, {"date": "1897-09-01", "value": 19.36}, {"date": "1897-10-01", "value": 19.03}, {"date": "1897-11-01", "value": 18.36}, {"date": "1897-12-01", "value": 18.75}, {"date": "1898-01-01", "value": 19.25}, {"date": "1898-02-01", "value": 18.91}, {"date": "1898-03-01", "value": 18.03}, {"date": "1898-04-01", "value": 17.7}, {"date": "1898-05-01", "value": 17.6}, {"date": "1898-06-01", "value": 19.53}, {"date": "1898-07-01", "value": 19.86}, {"date": "1898-08-01", "value": 20.55}, {"date": "1898-09-01", "value": 20.45}, {"date": "1898-10-01", "value": 19.95}, {"date": "1898-11-01", "value": 20.53}, {"date": "1898-12-01", "value": 21.39}, {"date": "1899-01-01", "value": 22.92}, {"date": "1899-02-01", "value": 23.04}, {"date": "1899-03-01", "value": 23.27}, {"date": "1899-04-01", "value": 23.16}, {"date": "1899-05-01", "value": 22.1}, {"date": "1899-06-01", "value": 21.2}, {"date": "1899-07-01", "value": 21.57}, {"date": "1899-08-01", "value": 21.72}, {"date": "1899-09-01", "value": 20.6}, {"date": "1899-10-01", "value": 20.15}, {"date": "1899-11-01", "value": 20.21}, {"date": "1899-12-01", "value": 18.51}, {"date": "1900-01-01", "value": 18.67}, {"date": "1900-02-01", "value": 18.71}, {"date": "1900-03-01", "value": 18.78}, {"date": "1900-04-01", "value": 18.95}, {"date": "1900-05-01", "value": 18.41}, {"date": "1900-06-01", "value": 17.99}, {"date": "1900-07-01", "value": 17.7}, {"date": "1900-08-01", "value": 18.07}, {"date": "1900-09-01", "value": 17.35}, {"date": "1900-10-01", "value": 18.1}, {"date": "1900-11-01", "value": 19.42}, {"date": "1900-12-01", "value": 20.75}, {"date": "1901-01-01", "value": 20.97}, {"date": "1901-02-01", "value": 21.69}, {"date": "1901-03-01", "value": 22.36}, {"date": "1901-04-01", "value": 24.4}, {"date": "1901-05-01", "value": 23.06}, {"date": "1901-06-01", "value": 25.23}, {"date": "1901-07-01", "value": 23.15}, {"date": "1901-08-01", "value": 23.07}, {"date": "1901-09-01", "value": 22.6}, {"date": "1901-10-01", "value": 22.26}, {"date": "1901-11-01", "value": 22.37}, {"date": "1901-12-01", "value": 21.69}, {"date": "1902-01-01", "value": 22.34}, {"date": "1902-02-01", "value": 22.46}, {"date": "1902-03-01", "value": 22.41}, {"date": "1902-04-01", "value": 22.83}, {"date": "1902-05-01", "value": 22.42}, {"date": "1902-06-01", "value": 21.97}, {"date": "1902-07-01", "value": 22.4}, {"date": "1902-08-01", "value": 23.17}, {"date": "1902-09-01", "value": 22.87}, {"date": "1902-10-01", "value": 20.62}, {"date": "1902-11-01", "value": 20.41}, {"date": "1902-12-01", "value": 19.64}, {"date": "1903-01-01", "value": 20.32}, {"date": "1903-02-01", "value": 20.11}, {"date": "1903-03-01", "value": 19.89}, {"date": "1903-04-01", "value": 18.99}, {"date": "1903-05-01", "value": 18.96}, {"date": "1903-06-01", "value": 17.83}, {"date": "1903-07-01", "value": 16.93}, {"date": "1903-08-01", "value": 16.31}, {"date": "1903-09-01", "value": 15.65}, {"date": "1903-10-01", "value": 15.26}, {"date": "1903-11-01", "value": 15.4}, {"date": "1903-12-01", "value": 16.04}, {"date": "1904-01-01", "value": 15.86}, {"date": "1904-02-01", "value": 15.02}, {"date": "1904-03-01", "value": 15.09}, {"date": "1904-04-01", "value": 15.56}, {"date": "1904-05-01", "value": 15.52}, {"date": "1904-06-01", "value": 15.47}, {"date": "1904-07-01", "value": 16.03}, {"date": "1904-08-01", "value": 16.31}, {"date": "1904-09-01", "value": 16.74}, {"date": "1904-10-01", "value": 17.63}, {"date": "1904-11-01", "value": 18.07}, {"date": "1904-12-01", "value": 18.16}, {"date": "1905-01-01", "value": 18.46}, {"date": "1905-02-01", "value": 19.17}, {"date": "1905-03-01", "value": 19.84}, {"date": "1905-04-01", "value": 19.49}, {"date": "1905-05-01", "value": 18.63}, {"date": "1905-06-01", "value": 18.73}, {"date": "1905-07-01", "value": 19.2}, {"date": "1905-08-01", "value": 19.58}, {"date": "1905-09-01", "value": 19.74}, {"date": "1905-10-01", "value": 19.89}, {"date": "1905-11-01", "value": 19.45}, {"date": "1905-12-01", "value": 19.57}, {"date": "1906-01-01", "value": 20.13}, {"date": "1906-02-01", "value": 19.86}, {"date": "1906-03-01", "value": 19.26}, {"date": "1906-04-01", "value": 18.87}, {"date": "1906-05-01", "value": 18.06}, {"date": "1906-06-01", "value": 18.18}, {"date": "1906-07-01", "value": 18.19}, {"date": "1906-08-01", "value": 18.96}, {"date": "1906-09-01", "value": 19.21}, {"date": "1906-10-01", "value": 18.1}, {"date": "1906-11-01", "value": 18.14}, {"date": "1906-12-01", "value": 17.67}, {"date": "1907-01-01", "value": 17.22}, {"date": "1907-02-01", "value": 16.22}, {"date": "1907-03-01", "value": 14.69}, {"date": "1907-04-01", "value": 14.68}, {"date": "1907-05-01", "value": 13.8}, {"date": "1907-06-01", "value": 13.14}, {"date": "1907-07-01", "value": 13.58}, {"date": "1907-08-01", "value": 12.51}, {"date": "1907-09-01", "value": 12.33}, {"date": "1907-10-01", "value": 10.84}, {"date": "1907-11-01", "value": 10.6}, {"date": "1907-12-01", "value": 11.34}, {"date": "1908-01-01", "value": 11.9}, {"date": "1908-02-01", "value": 11.56}, {"date": "1908-03-01", "value": 11.99}, {"date": "1908-04-01", "value": 12.45}, {"date": "1908-05-01", "value": 13.08}, {"date": "1908-06-01", "value": 13.05}, {"date": "1908-07-01", "value": 13.35}, {"date": "1908-08-01", "value": 13.89}, {"date": "1908-09-01", "value": 13.71}, {"date": "1908-10-01", "value": 13.69}, {"date": "1908-11-01", "value": 14.44}, {"date": "1908-12-01", "value": 14.58}, {"date": "1909-01-01", "value": 14.77}, {"date": "1909-02-01", "value": 14.17}, {"date": "1909-03-01", "value": 14.33}, {"date": "1909-04-01", "value": 14.64}, {"date": "1909-05-01", "value": 14.96}, {"date": "1909-06-01", "value": 15.04}, {"date": "1909-07-01", "value": 15.23}, {"date": "1909-08-01", "value": 15.43}, {"date": "1909-09-01", "value": 15.25}, {"date": "1909-10-01", "value": 14.99}, {"date": "1909-11-01", "value": 14.74}, {"date": "1909-12-01", "value": 14.75}, {"date": "1910-01-01", "value": 14.54}, {"date": "1910-02-01", "value": 14.0}, {"date": "1910-03-01", "value": 14.04}, {"date": "1910-04-01", "value": 13.56}, {"date": "1910-05-01", "value": 13.57}, {"date": "1910-06-01", "value": 13.01}, {"date": "1910-07-01", "value": 12.34}, {"date": "1910-08-01", "value": 12.75}, {"date": "1910-09-01", "value": 12.94}, {"date": "1910-10-01", "value": 13.92}, {"date": "1910-11-01", "value": 14.16}, {"date": "1910-12-01", "value": 13.74}, {"date": "1911-01-01", "value": 14.05}, {"date": "1911-02-01", "value": 14.73}, {"date": "1911-03-01", "value": 14.37}, {"date": "1911-04-01", "value": 14.76}, {"date": "1911-05-01", "value": 15.05}, {"date": "1911-06-01", "value": 15.33}, {"date": "1911-07-01", "value": 15.08}, {"date": "1911-08-01", "value": 13.91}, {"date": "1911-09-01", "value": 13.0}, {"date": "1911-10-01", "value": 13.07}, {"date": "1911-11-01", "value": 13.73}, {"date": "1911-12-01", "value": 13.93}, {"date": "1912-01-01", "value": 13.8}, {"date": "1912-02-01", "value": 13.53}, {"date": "1912-03-01", "value": 13.64}, {"date": "1912-04-01", "value": 13.66}, {"date": "1912-05-01", "value": 13.65}, {"date": "1912-06-01", "value": 13.78}, {"date": "1912-07-01", "value": 13.8}, {"date": "1912-08-01", "value": 13.99}, {"date": "1912-09-01", "value": 13.93}, {"date": "1912-10-01", "value": 13.9}, {"date": "1912-11-01", "value": 13.75}, {"date": "1912-12-01", "value": 13.4}, {"date": "1913-01-01", "value": 13.15}, {"date": "1913-02-01", "value": 12.68}, {"date": "1913-03-01", "value": 12.44}, {"date": "1913-04-01", "value": 12.43}, {"date": "1913-05-01", "value": 12.22}, {"date": "1913-06-01", "value": 11.49}, {"date": "1913-07-01", "value": 11.53}, {"date": "1913-08-01", "value": 11.85}, {"date": "1913-09-01", "value": 11.84}, {"date": "1913-10-01", "value": 11.47}, {"date": "1913-11-01", "value": 11.07}, {"date": "1913-12-01", "value": 11.17}, {"date": "1914-01-01", "value": 11.64}, {"date": "1914-02-01", "value": 11.91}, {"date": "1914-03-01", "value": 11.69}, {"date": "1914-04-01", "value": 11.52}, {"date": "1914-05-01", "value": 11.48}, {"date": "1914-06-01", "value": 11.43}, {"date": "1914-07-01", "value": 10.69}, {"date": "1914-08-01", "value": 10.49}, {"date": "1914-09-01", "value": 10.5}, {"date": "1914-10-01", "value": 10.61}, {"date": "1914-11-01", "value": 10.52}, {"date": "1914-12-01", "value": 10.17}, {"date": "1915-01-01", "value": 10.36}, {"date": "1915-02-01", "value": 10.33}, {"date": "1915-03-01", "value": 10.71}, {"date": "1915-04-01", "value": 11.4}, {"date": "1915-05-01", "value": 11.03}, {"date": "1915-06-01", "value": 11.15}, {"date": "1915-07-01", "value": 11.11}, {"date": "1915-08-01", "value": 11.58}, {"date": "1915-09-01", "value": 12.01}, {"date": "1915-10-01", "value": 12.55}, {"date": "1915-11-01", "value": 12.86}, {"date": "1915-12-01", "value": 12.88}, {"date": "1916-01-01", "value": 12.54}, {"date": "1916-02-01", "value": 12.35}, {"date": "1916-03-01", "value": 12.18}, {"date": "1916-04-01", "value": 11.91}, {"date": "1916-05-01", "value": 12.03}, {"date": "1916-06-01", "value": 12.0}, {"date": "1916-07-01", "value": 11.79}, {"date": "1916-08-01", "value": 11.73}, {"date": "1916-09-01", "value": 11.94}, {"date": "1916-10-01", "value": 12.05}, {"date": "1916-11-01", "value": 12.05}, {"date": "1916-12-01", "value": 11.41}, {"date": "1917-01-01", "value": 10.99}, {"date": "1917-02-01", "value": 10.06}, {"date": "1917-03-01", "value": 10.33}, {"date": "1917-04-01", "value": 9.64}, {"date": "1917-05-01", "value": 9.14}, {"date": "1917-06-01", "value": 9.15}, {"date": "1917-07-01", "value": 9.0}, {"date": "1917-08-01", "value": 8.57}, {"date": "1917-09-01", "value": 7.95}, {"date": "1917-10-01", "value": 7.39}, {"date": "1917-11-01", "value": 6.75}, {"date": "1917-12-01", "value": 6.41}, {"date": "1918-01-01", "value": 6.64}, {"date": "1918-02-01", "value": 6.78}, {"date": "1918-03-01", "value": 6.69}, {"date": "1918-04-01", "value": 6.52}, {"date": "1918-05-01", "value": 6.58}, {"date": "1918-06-01", "value": 6.5}, {"date": "1918-07-01", "value": 6.37}, {"date": "1918-08-01", "value": 6.3}, {"date": "1918-09-01", "value": 6.15}, {"date": "1918-10-01", "value": 6.29}, {"date": "1918-11-01", "value": 6.33}, {"date": "1918-12-01", "value": 6.13}, {"date": "1919-01-01", "value": 6.1}, {"date": "1919-02-01", "value": 6.24}, {"date": "1919-03-01", "value": 6.36}, {"date": "1919-04-01", "value": 6.46}, {"date": "1919-05-01", "value": 6.83}, {"date": "1919-06-01", "value": 7.02}, {"date": "1919-07-01", "value": 7.05}, {"date": "1919-08-01", "value": 6.48}, {"date": "1919-09-01", "value": 6.56}, {"date": "1919-10-01", "value": 6.79}, {"date": "1919-11-01", "value": 6.47}, {"date": "1919-12-01", "value": 6.16}, {"date": "1920-01-01", "value": 5.99}, {"date": "1920-02-01", "value": 5.46}, {"date": "1920-03-01", "value": 5.8}, {"date": "1920-04-01", "value": 5.6}, {"date": "1920-05-01", "value": 5.19}, {"date": "1920-06-01", "value": 5.04}, {"date": "1920-07-01", "value": 5.08}, {"date": "1920-08-01", "value": 5.02}, {"date": "1920-09-01", "value": 5.3}, {"date": "1920-10-01", "value": 5.35}, {"date": "1920-11-01", "value": 5.13}, {"date": "1920-12-01", "value": 4.78}, {"date": "1921-01-01", "value": 5.12}, {"date": "1921-02-01", "value": 5.27}, {"date": "1921-03-01", "value": 5.19}, {"date": "1921-04-01", "value": 5.3}, {"date": "1921-05-01", "value": 5.61}, {"date": "1921-06-01", "value": 5.22}, {"date": "1921-07-01", "value": 5.2}, {"date": "1921-08-01", "value": 5.16}, {"date": "1921-09-01", "value": 5.38}, {"date": "1921-10-01", "value": 5.48}, {"date": "1921-11-01", "value": 5.84}, {"date": "1921-12-01", "value": 6.11}, {"date": "1922-01-01", "value": 6.29}, {"date": "1922-02-01", "value": 6.46}, {"date": "1922-03-01", "value": 6.82}, {"date": "1922-04-01", "value": 7.27}, {"date": "1922-05-01", "value": 7.59}, {"date": "1922-06-01", "value": 7.56}, {"date": "1922-07-01", "value": 7.6}, {"date": "1922-08-01", "value": 8.02}, {"date": "1922-09-01", "value": 8.27}, {"date": "1922-10-01", "value": 8.43}, {"date": "1922-11-01", "value": 8.0}, {"date": "1922-12-01", "value": 7.96}, {"date": "1923-01-01", "value": 8.15}, {"date": "1923-02-01", "value": 8.53}, {"date": "1923-03-01", "value": 8.7}, {"date": "1923-04-01", "value": 8.37}, {"date": "1923-05-01", "value": 8.0}, {"date": "1923-06-01", "value": 7.67}, {"date": "1923-07-01", "value": 7.35}, {"date": "1923-08-01", "value": 7.44}, {"date": "1923-09-01", "value": 7.46}, {"date": "1923-10-01", "value": 7.32}, {"date": "1923-11-01", "value": 7.55}, {"date": "1923-12-01", "value": 7.81}, {"date": "1924-01-01", "value": 8.07}, {"date": "1924-02-01", "value": 8.16}, {"date": "1924-03-01", "value": 8.06}, {"date": "1924-04-01", "value": 7.92}, {"date": "1924-05-01", "value": 7.9}, {"date": "1924-06-01", "value": 8.05}, {"date": "1924-07-01", "value": 8.38}, {"date": "1924-08-01", "value": 8.72}, {"date": "1924-09-01", "value": 8.58}, {"date": "1924-10-01", "value": 8.42}, {"date": "1924-11-01", "value": 8.89}, {"date": "1924-12-01", "value": 9.31}, {"date": "1925-01-01", "value": 9.69}, {"date": "1925-02-01", "value": 9.83}, {"date": "1925-03-01", "value": 9.52}, {"date": "1925-04-01", "value": 9.48}, {"date": "1925-05-01", "value": 9.73}, {"date": "1925-06-01", "value": 9.8}, {"date": "1925-07-01", "value": 9.96}, {"date": "1925-08-01", "value": 10.11}, {"date": "1925-09-01", "value": 10.36}, {"date": "1925-10-01", "value": 10.72}, {"date": "1925-11-01", "value": 10.89}, {"date": "1925-12-01", "value": 11.15}, {"date": "1926-01-01", "value": 11.34}, {"date": "1926-02-01", "value": 11.39}, {"date": "1926-03-01", "value": 10.71}, {"date": "1926-04-01", "value": 10.4}, {"date": "1926-05-01", "value": 10.58}, {"date": "1926-06-01", "value": 11.2}, {"date": "1926-07-01", "value": 11.87}, {"date": "1926-08-01", "value": 12.49}, {"date": "1926-09-01", "value": 12.69}, {"date": "1926-10-01", "value": 12.43}, {"date": "1926-11-01", "value": 12.62}, {"date": "1926-12-01", "value": 13.01}, {"date": "1927-01-01", "value": 13.19}, {"date": "1927-02-01", "value": 13.63}, {"date": "1927-03-01", "value": 14.03}, {"date": "1927-04-01", "value": 14.49}, {"date": "1927-05-01", "value": 15.0}, {"date": "1927-06-01", "value": 15.12}, {"date": "1927-07-01", "value": 15.82}, {"date": "1927-08-01", "value": 16.86}, {"date": "1927-09-01", "value": 17.82}, {"date": "1927-10-01", "value": 17.54}, {"date": "1927-11-01", "value": 18.13}, {"date": "1927-12-01", "value": 18.65}, {"date": "1928-01-01", "value": 18.81}, {"date": "1928-02-01", "value": 18.87}, {"date": "1928-03-01", "value": 19.94}, {"date": "1928-04-01", "value": 21.26}, {"date": "1928-05-01", "value": 21.83}, {"date": "1928-06-01", "value": 20.91}, {"date": "1928-07-01", "value": 21.08}, {"date": "1928-08-01", "value": 21.76}, {"date": "1928-09-01", "value": 23.0}, {"date": "1928-10-01", "value": 23.58}, {"date": "1928-11-01", "value": 25.12}, {"date": "1928-12-01", "value": 25.3}, {"date": "1929-01-01", "value": 27.08}, {"date": "1929-02-01", "value": 27.13}, {"date": "1929-03-01", "value": 27.68}, {"date": "1929-04-01", "value": 27.57}, {"date": "1929-05-01", "value": 27.7}, {"date": "1929-06-01", "value": 27.94}, {"date": "1929-07-01", "value": 29.93}, {"date": "1929-08-01", "value": 31.48}, {"date": "1929-09-01", "value": 32.56}, {"date": "1929-10-01", "value": 28.96}, {"date": "1929-11-01", "value": 21.17}, {"date": "1929-12-01", "value": 22.01}, {"date": "1930-01-01", "value": 22.31}, {"date": "1930-02-01", "value": 23.7}, {"date": "1930-03-01", "value": 24.59}, {"date": "1930-04-01", "value": 25.84}, {"date": "1930-05-01", "value": 24.31}, {"date": "1930-06-01", "value": 21.87}, {"date": "1930-07-01", "value": 21.55}, {"date": "1930-08-01", "value": 21.3}, {"date": "1930-09-01", "value": 21.07}, {"date": "1930-10-01", "value": 18.21}, {"date": "1930-11-01", "value": 16.94}, {"date": "1930-12-01", "value": 16.06}, {"date": "1931-01-01", "value": 16.71}, {"date": "1931-02-01", "value": 18.16}, {"date": "1931-03-01", "value": 18.58}, {"date": "1931-04-01", "value": 16.87}, {"date": "1931-05-01", "value": 15.4}, {"date": "1931-06-01", "value": 15.06}, {"date": "1931-07-01", "value": 15.52}, {"date": "1931-08-01", "value": 15.01}, {"date": "1931-09-01", "value": 12.82}, {"date": "1931-10-01", "value": 11.15}, {"date": "1931-11-01", "value": 11.42}, {"date": "1931-12-01", "value": 9.31}, {"date": "1932-01-01", "value": 9.31}, {"date": "1932-02-01", "value": 9.34}, {"date": "1932-03-01", "value": 9.41}, {"date": "1932-04-01", "value": 7.19}, {"date": "1932-05-01", "value": 6.39}, {"date": "1932-06-01", "value": 5.57}, {"date": "1932-07-01", "value": 5.84}, {"date": "1932-08-01", "value": 8.83}, {"date": "1932-09-01", "value": 9.76}, {"date": "1932-10-01", "value": 8.48}, {"date": "1932-11-01", "value": 8.46}, {"date": "1932-12-01", "value": 8.26}, {"date": "1933-01-01", "value": 8.73}, {"date": "1933-02-01", "value": 7.83}, {"date": "1933-03-01", "value": 7.87}, {"date": "1933-04-01", "value": 8.72}, {"date": "1933-05-01", "value": 11.25}, {"date": "1933-06-01", "value": 13.1}, {"date": "1933-07-01", "value": 13.75}, {"date": "1933-08-01", "value": 13.0}, {"date": "1933-09-01", "value": 12.92}, {"date": "1933-10-01", "value": 11.7}, {"date": "1933-11-01", "value": 12.01}, {"date": "1933-12-01", "value": 12.28}, {"date": "1934-01-01", "value": 13.03}, {"date": "1934-02-01", "value": 13.93}, {"date": "1934-03-01", "value": 13.25}, {"date": "1934-04-01", "value": 13.52}, {"date": "1934-05-01", "value": 12.18}, {"date": "1934-06-01", "value": 12.29}, {"date": "1934-07-01", "value": 11.74}, {"date": "1934-08-01", "value": 11.32}, {"date": "1934-09-01", "value": 10.91}, {"date": "1934-10-01", "value": 11.11}, {"date": "1934-11-01", "value": 11.45}, {"date": "1934-12-01", "value": 11.64}, {"date": "1935-01-01", "value": 11.5}, {"date": "1935-02-01", "value": 11.09}, {"date": "1935-03-01", "value": 10.4}, {"date": "1935-04-01", "value": 11.1}, {"date": "1935-05-01", "value": 11.99}, {"date": "1935-06-01", "value": 12.54}, {"date": "1935-07-01", "value": 13.2}, {"date": "1935-08-01", "value": 14.11}, {"date": "1935-09-01", "value": 14.42}, {"date": "1935-10-01", "value": 14.83}, {"date": "1935-11-01", "value": 16.13}, {"date": "1935-12-01", "value": 16.16}, {"date": "1936-01-01", "value": 17.09}, {"date": "1936-02-01", "value": 18.1}, {"date": "1936-03-01", "value": 18.66}, {"date": "1936-04-01", "value": 18.72}, {"date": "1936-05-01", "value": 17.75}, {"date": "1936-06-01", "value": 18.39}, {"date": "1936-07-01", "value": 19.36}, {"date": "1936-08-01", "value": 19.62}, {"date": "1936-09-01", "value": 19.86}, {"date": "1936-10-01", "value": 20.91}, {"date": "1936-11-01", "value": 21.5}, {"date": "1936-12-01", "value": 21.13}, {"date": "1937-01-01", "value": 21.62}, {"date": "1937-02-01", "value": 22.24}, {"date": "1937-03-01", "value": 22.04}, {"date": "1937-04-01", "value": 20.56}, {"date": "1937-05-01", "value": 19.47}, {"date": "1937-06-01", "value": 18.71}, {"date": "1937-07-01", "value": 19.65}, {"date": "1937-08-01", "value": 19.81}, {"date": "1937-09-01", "value": 16.85}, {"date": "1937-10-01", "value": 14.36}, {"date": "1937-11-01", "value": 13.16}, {"date": "1937-12-01", "value": 13.01}, {"date": "1938-01-01", "value": 13.51}, {"date": "1938-02-01", "value": 13.26}, {"date": "1938-03-01", "value": 12.38}, {"date": "1938-04-01", "value": 11.79}, {"date": "1938-05-01", "value": 11.99}, {"date": "1938-06-01", "value": 12.29}, {"date": "1938-07-01", "value": 14.77}, {"date": "1938-08-01", "value": 14.9}, {"date": "1938-09-01", "value": 14.28}, {"date": "1938-10-01", "value": 16.06}, {"date": "1938-11-01", "value": 16.15}, {"date": "1938-12-01", "value": 15.76}, {"date": "1939-01-01", "value": 15.6}, {"date": "1939-02-01", "value": 15.66}, {"date": "1939-03-01", "value": 15.73}, {"date": "1939-04-01", "value": 13.92}, {"date": "1939-05-01", "value": 14.5}, {"date": "1939-06-01", "value": 14.83}, {"date": "1939-07-01", "value": 15.27}, {"date": "1939-08-01", "value": 15.12}, {"date": "1939-09-01", "value": 16.45}, {"date": "1939-10-01", "value": 16.82}, {"date": "1939-11-01", "value": 16.6}, {"date": "1939-12-01", "value": 16.28}, {"date": "1940-01-01", "value": 16.38}, {"date": "1940-02-01", "value": 16.22}, {"date": "1940-03-01", "value": 16.17}, {"date": "1940-04-01", "value": 16.37}, {"date": "1940-05-01", "value": 14.14}, {"date": "1940-06-01", "value": 12.84}, {"date": "1940-07-01", "value": 13.37}, {"date": "1940-08-01", "value": 13.65}, {"date": "1940-09-01", "value": 14.21}, {"date": "1940-10-01", "value": 14.33}, {"date": "1940-11-01", "value": 14.64}, {"date": "1940-12-01", "value": 13.91}, {"date": "1941-01-01", "value": 13.9}, {"date": "1941-02-01", "value": 13.0}, {"date": "1941-03-01", "value": 12.96}, {"date": "1941-04-01", "value": 12.43}, {"date": "1941-05-01", "value": 12.04}, {"date": "1941-06-01", "value": 12.16}, {"date": "1941-07-01", "value": 12.74}, {"date": "1941-08-01", "value": 12.46}, {"date": "1941-09-01", "value": 12.28}, {"date": "1941-10-01", "value": 11.58}, {"date": "1941-11-01", "value": 10.91}, {"date": "1941-12-01", "value": 10.09}, {"date": "1942-01-01", "value": 10.1}, {"date": "1942-02-01", "value": 9.68}, {"date": "1942-03-01", "value": 9.0}, {"date": "1942-04-01", "value": 8.54}, {"date": "1942-05-01", "value": 8.51}, {"date": "1942-06-01", "value": 8.91}, {"date": "1942-07-01", "value": 9.15}, {"date": "1942-08-01", "value": 9.01}, {"date": "1942-09-01", "value": 9.08}, {"date": "1942-10-01", "value": 9.6}, {"date": "1942-11-01", "value": 9.66}, {"date": "1942-12-01", "value": 9.62}, {"date": "1943-01-01", "value": 10.15}, {"date": "1943-02-01", "value": 10.71}, {"date": "1943-03-01", "value": 10.85}, {"date": "1943-04-01", "value": 11.04}, {"date": "1943-05-01", "value": 11.36}, {"date": "1943-06-01", "value": 11.52}, {"date": "1943-07-01", "value": 11.77}, {"date": "1943-08-01", "value": 11.21}, {"date": "1943-09-01", "value": 11.34}, {"date": "1943-10-01", "value": 11.19}, {"date": "1943-11-01", "value": 10.63}, {"date": "1943-12-01", "value": 10.74}, {"date": "1944-01-01", "value": 11.05}, {"date": "1944-02-01", "value": 10.95}, {"date": "1944-03-01", "value": 11.22}, {"date": "1944-04-01", "value": 10.94}, {"date": "1944-05-01", "value": 11.1}, {"date": "1944-06-01", "value": 11.53}, {"date": "1944-07-01", "value": 11.74}, {"date": "1944-08-01", "value": 11.54}, {"date": "1944-09-01", "value": 11.33}, {"date": "1944-10-01", "value": 11.58}, {"date": "1944-11-01", "value": 11.48}, {"date": "1944-12-01", "value": 11.64}, {"date": "1945-01-01", "value": 11.96}, {"date": "1945-02-01", "value": 12.34}, {"date": "1945-03-01", "value": 12.32}, {"date": "1945-04-01", "value": 12.63}, {"date": "1945-05-01", "value": 13.04}, {"date": "1945-06-01", "value": 13.13}, {"date": "1945-07-01", "value": 12.87}, {"date": "1945-08-01", "value": 12.92}, {"date": "1945-09-01", "value": 13.8}, {"date": "1945-10-01", "value": 14.37}, {"date": "1945-11-01", "value": 14.85}, {"date": "1945-12-01", "value": 15.02}, {"date": "1946-01-01", "value": 15.62}, {"date": "1946-02-01", "value": 15.76}, {"date": "1946-03-01", "value": 15.13}, {"date": "1946-04-01", "value": 16.04}, {"date": "1946-05-01", "value": 16.01}, {"date": "1946-06-01", "value": 15.77}, {"date": "1946-07-01", "value": 14.51}, {"date": "1946-08-01", "value": 13.98}, {"date": "1946-09-01", "value": 11.84}, {"date": "1946-10-01", "value": 11.39}, {"date": "1946-11-01", "value": 11.11}, {"date": "1946-12-01", "value": 11.37}, {"date": "1947-01-01", "value": 11.47}, {"date": "1947-02-01", "value": 11.95}, {"date": "1947-03-01", "value": 11.29}, {"date": "1947-04-01", "value": 10.9}, {"date": "1947-05-01", "value": 10.73}, {"date": "1947-06-01", "value": 11.08}, {"date": "1947-07-01", "value": 11.7}, {"date": "1947-08-01", "value": 11.34}, {"date": "1947-09-01", "value": 10.83}, {"date": "1947-10-01", "value": 11.13}, {"date": "1947-11-01", "value": 10.98}, {"date": "1947-12-01", "value": 10.68}, {"date": "1948-01-01", "value": 10.42}, {"date": "1948-02-01", "value": 10.0}, {"date": "1948-03-01", "value": 10.19}, {"date": "1948-04-01", "value": 10.78}, {"date": "1948-05-01", "value": 11.24}, {"date": "1948-06-01", "value": 11.58}, {"date": "1948-07-01", "value": 11.13}, {"date": "1948-08-01", "value": 10.72}, {"date": "1948-09-01", "value": 10.55}, {"date": "1948-10-01", "value": 10.83}, {"date": "1948-11-01", "value": 10.25}, {"date": "1948-12-01", "value": 10.16}, {"date": "1949-01-01", "value": 10.25}, {"date": "1949-02-01", "value": 9.87}, {"date": "1949-03-01", "value": 9.9}, {"date": "1949-04-01", "value": 9.78}, {"date": "1949-05-01", "value": 9.69}, {"date": "1949-06-01", "value": 9.07}, {"date": "1949-07-01", "value": 9.61}, {"date": "1949-08-01", "value": 9.85}, {"date": "1949-09-01", "value": 9.88}, {"date": "1949-10-01", "value": 10.17}, {"date": "1949-11-01", "value": 10.22}, {"date": "1949-12-01", "value": 10.53}, {"date": "1950-01-01", "value": 10.75}, {"date": "1950-02-01", "value": 10.91}, {"date": "1950-03-01", "value": 10.91}, {"date": "1950-04-01", "value": 11.18}, {"date": "1950-05-01", "value": 11.46}, {"date": "1950-06-01", "value": 11.55}, {"date": "1950-07-01", "value": 10.54}, {"date": "1950-08-01", "value": 11.04}, {"date": "1950-09-01", "value": 11.34}, {"date": "1950-10-01", "value": 11.66}, {"date": "1950-11-01", "value": 11.54}, {"date": "1950-12-01", "value": 11.31}, {"date": "1951-01-01", "value": 11.9}, {"date": "1951-02-01", "value": 12.14}, {"date": "1951-03-01", "value": 11.84}, {"date": "1951-04-01", "value": 11.95}, {"date": "1951-05-01", "value": 11.86}, {"date": "1951-06-01", "value": 11.62}, {"date": "1951-07-01", "value": 11.78}, {"date": "1951-08-01", "value": 12.26}, {"date": "1951-09-01", "value": 12.44}, {"date": "1951-10-01", "value": 12.31}, {"date": "1951-11-01", "value": 11.85}, {"date": "1951-12-01", "value": 12.15}, {"date": "1952-01-01", "value": 12.53}, {"date": "1952-02-01", "value": 12.36}, {"date": "1952-03-01", "value": 12.36}, {"date": "1952-04-01", "value": 12.24}, {"date": "1952-05-01", "value": 12.2}, {"date": "1952-06-01", "value": 12.45}, {"date": "1952-07-01", "value": 12.67}, {"date": "1952-08-01", "value": 12.68}, {"date": "1952-09-01", "value": 12.43}, {"date": "1952-10-01", "value": 12.13}, {"date": "1952-11-01", "value": 12.47}, {"date": "1952-12-01", "value": 12.93}, {"date": "1953-01-01", "value": 13.01}, {"date": "1953-02-01", "value": 12.86}, {"date": "1953-03-01", "value": 12.83}, {"date": "1953-04-01", "value": 12.16}, {"date": "1953-05-01", "value": 12.14}, {"date": "1953-06-01", "value": 11.62}, {"date": "1953-07-01", "value": 11.75}, {"date": "1953-08-01", "value": 11.72}, {"date": "1953-09-01", "value": 11.14}, {"date": "1953-10-01", "value": 11.39}, {"date": "1953-11-01", "value": 11.64}, {"date": "1953-12-01", "value": 11.75}, {"date": "1954-01-01", "value": 12.0}, {"date": "1954-02-01", "value": 12.22}, {"date": "1954-03-01", "value": 12.42}, {"date": "1954-04-01", "value": 12.91}, {"date": "1954-05-01", "value": 13.31}, {"date": "1954-06-01", "value": 13.36}, {"date": "1954-07-01", "value": 13.83}, {"date": "1954-08-01", "value": 14.04}, {"date": "1954-09-01", "value": 14.36}, {"date": "1954-10-01", "value": 14.62}, {"date": "1954-11-01", "value": 15.12}, {"date": "1954-12-01", "value": 15.79}, {"date": "1955-01-01", "value": 15.99}, {"date": "1955-02-01", "value": 16.44}, {"date": "1955-03-01", "value": 16.22}, {"date": "1955-04-01", "value": 16.69}, {"date": "1955-05-01", "value": 16.52}, {"date": "1955-06-01", "value": 17.37}, {"date": "1955-07-01", "value": 18.45}, {"date": "1955-08-01", "value": 18.22}, {"date": "1955-09-01", "value": 18.84}, {"date": "1955-10-01", "value": 17.77}, {"date": "1955-11-01", "value": 18.84}, {"date": "1955-12-01", "value": 18.94}, {"date": "1956-01-01", "value": 18.29}, {"date": "1956-02-01", "value": 18.27}, {"date": "1956-03-01", "value": 19.37}, {"date": "1956-04-01", "value": 19.37}, {"date": "1956-05-01", "value": 18.54}, {"date": "1956-06-01", "value": 18.16}, {"date": "1956-07-01", "value": 18.86}, {"date": "1956-08-01", "value": 18.67}, {"date": "1956-09-01", "value": 17.84}, {"date": "1956-10-01", "value": 17.42}, {"date": "1956-11-01", "value": 17.12}, {"date": "1956-12-01", "value": 17.2}, {"date": "1957-01-01", "value": 16.72}, {"date": "1957-02-01", "value": 15.84}, {"date": "1957-03-01", "value": 15.9}, {"date": "1957-04-01", "value": 16.12}, {"date": "1957-05-01", "value": 16.6}, {"date": "1957-06-01", "value": 16.73}, {"date": "1957-07-01", "value": 16.87}, {"date": "1957-08-01", "value": 15.87}, {"date": "1957-09-01", "value": 15.16}, {"date": "1957-10-01", "value": 14.15}, {"date": "1957-11-01", "value": 13.74}, {"date": "1957-12-01", "value": 13.67}, {"date": "1958-01-01", "value": 13.79}, {"date": "1958-02-01", "value": 13.78}, {"date": "1958-03-01", "value": 13.93}, {"date": "1958-04-01", "value": 13.91}, {"date": "1958-05-01", "value": 14.32}, {"date": "1958-06-01", "value": 14.64}, {"date": "1958-07-01", "value": 14.96}, {"date": "1958-08-01", "value": 15.54}, {"date": "1958-09-01", "value": 15.93}, {"date": "1958-10-01", "value": 16.56}, {"date": "1958-11-01", "value": 16.99}, {"date": "1958-12-01", "value": 17.36}, {"date": "1959-01-01", "value": 17.98}, {"date": "1959-02-01", "value": 17.76}, {"date": "1959-03-01", "value": 18.2}, {"date": "1959-04-01", "value": 18.43}, {"date": "1959-05-01", "value": 18.69}, {"date": "1959-06-01", "value": 18.45}, {"date": "1959-07-01", "value": 19.09}, {"date": "1959-08-01", "value": 18.96}, {"date": "1959-09-01", "value": 18.12}, {"date": "1959-10-01", "value": 18.02}, {"date": "1959-11-01", "value": 18.07}, {"date": "1959-12-01", "value": 18.62}, {"date": "1960-01-01", "value": 18.34}, {"date": "1960-02-01", "value": 17.55}, {"date": "1960-03-01", "value": 17.29}, {"date": "1960-04-01", "value": 17.43}, {"date": "1960-05-01", "value": 17.26}, {"date": "1960-06-01", "value": 17.82}, {"date": "1960-07-01", "value": 17.38}, {"date": "1960-08-01", "value": 17.58}, {"date": "1960-09-01", "value": 17.05}, {"date": "1960-10-01", "value": 16.61}, {"date": "1960-11-01", "value": 17.15}, {"date": "1960-12-01", "value": 17.56}, {"date": "1961-01-01", "value": 18.47}, {"date": "1961-02-01", "value": 19.23}, {"date": "1961-03-01", "value": 19.84}, {"date": "1961-04-01", "value": 20.38}, {"date": "1961-05-01", "value": 20.6}, {"date": "1961-06-01", "value": 20.33}, {"date": "1961-07-01", "value": 20.15}, {"date": "1961-08-01", "value": 20.94}, {"date": "1961-09-01", "value": 20.71}, {"date": "1961-10-01", "value": 20.92}, {"date": "1961-11-01", "value": 21.86}, {"date": "1961-12-01", "value": 22.04}, {"date": "1962-01-01", "value": 21.2}, {"date": "1962-02-01", "value": 21.45}, {"date": "1962-03-01", "value": 21.44}, {"date": "1962-04-01", "value": 20.66}, {"date": "1962-05-01", "value": 19.09}, {"date": "1962-06-01", "value": 16.83}, {"date": "1962-07-01", "value": 17.14}, {"date": "1962-08-01", "value": 17.57}, {"date": "1962-09-01", "value": 17.32}, {"date": "1962-10-01", "value": 16.74}, {"date": "1962-11-01", "value": 17.85}, {"date": "1962-12-01", "value": 18.59}, {"date": "1963-01-01", "value": 19.26}, {"date": "1963-02-01", "value": 19.47}, {"date": "1963-03-01", "value": 19.29}, {"date": "1963-04-01", "value": 20.15}, {"date": "1963-05-01", "value": 20.51}, {"date": "1963-06-01", "value": 20.38}, {"date": "1963-07-01", "value": 19.97}, {"date": "1963-08-01", "value": 20.47}, {"date": "1963-09-01", "value": 20.96}, {"date": "1963-10-01", "value": 20.89}, {"date": "1963-11-01", "value": 20.72}, {"date": "1963-12-01", "value": 21.04}, {"date": "1964-01-01", "value": 21.63}, {"date": "1964-02-01", "value": 21.83}, {"date": "1964-03-01", "value": 22.17}, {"date": "1964-04-01", "value": 22.42}, {"date": "1964-05-01", "value": 22.57}, {"date": "1964-06-01", "value": 22.3}, {"date": "1964-07-01", "value": 22.98}, {"date": "1964-08-01", "value": 22.65}, {"date": "1964-09-01", "value": 22.89}, {"date": "1964-10-01", "value": 23.21}, {"date": "1964-11-01", "value": 23.23}, {"date": "1964-12-01", "value": 22.75}, {"date": "1965-01-01", "value": 23.27}, {"date": "1965-02-01", "value": 23.37}, {"date": "1965-03-01", "value": 23.25}, {"date": "1965-04-01", "value": 23.42}, {"date": "1965-05-01", "value": 23.71}, {"date": "1965-06-01", "value": 22.39}, {"date": "1965-07-01", "value": 22.3}, {"date": "1965-08-01", "value": 22.67}, {"date": "1965-09-01", "value": 23.37}, {"date": "1965-10-01", "value": 23.78}, {"date": "1965-11-01", "value": 23.93}, {"date": "1965-12-01", "value": 23.69}, {"date": "1966-01-01", "value": 24.06}, {"date": "1966-02-01", "value": 23.7}, {"date": "1966-03-01", "value": 22.61}, {"date": "1966-04-01", "value": 23.11}, {"date": "1966-05-01", "value": 21.85}, {"date": "1966-06-01", "value": 21.56}, {"date": "1966-07-01", "value": 21.38}, {"date": "1966-08-01", "value": 19.91}, {"date": "1966-09-01", "value": 19.16}, {"date": "1966-10-01", "value": 18.83}, {"date": "1966-11-01", "value": 19.71}, {"date": "1966-12-01", "value": 19.74}, {"date": "1967-01-01", "value": 20.43}, {"date": "1967-02-01", "value": 21.07}, {"date": "1967-03-01", "value": 21.44}, {"date": "1967-04-01", "value": 21.69}, {"date": "1967-05-01", "value": 21.95}, {"date": "1967-06-01", "value": 21.55}, {"date": "1967-07-01", "value": 21.8}, {"date": "1967-08-01", "value": 22.03}, {"date": "1967-09-01", "value": 22.22}, {"date": "1967-10-01", "value": 22.07}, {"date": "1967-11-01", "value": 21.26}, {"date": "1967-12-01", "value": 21.75}, {"date": "1968-01-01", "value": 21.51}, {"date": "1968-02-01", "value": 20.42}, {"date": "1968-03-01", "value": 19.93}, {"date": "1968-04-01", "value": 21.28}, {"date": "1968-05-01", "value": 21.63}, {"date": "1968-06-01", "value": 22.0}, {"date": "1968-07-01", "value": 21.75}, {"date": "1968-08-01", "value": 21.14}, {"date": "1968-09-01", "value": 21.68}, {"date": "1968-10-01", "value": 22.0}, {"date": "1968-11-01", "value": 22.2}, {"date": "1968-12-01", "value": 22.28}, {"date": "1969-01-01", "value": 21.19}, {"date": "1969-02-01", "value": 20.9}, {"date": "1969-03-01", "value": 20.2}, {"date": "1969-04-01", "value": 20.43}, {"date": "1969-05-01", "value": 20.97}, {"date": "1969-06-01", "value": 19.71}, {"date": "1969-07-01", "value": 18.68}, {"date": "1969-08-01", "value": 18.43}, {"date": "1969-09-01", "value": 18.4}, {"date": "1969-10-01", "value": 18.45}, {"date": "1969-11-01", "value": 18.44}, {"date": "1969-12-01", "value": 17.33}, {"date": "1970-01-01", "value": 17.09}, {"date": "1970-02-01", "value": 16.37}, {"date": "1970-03-01", "value": 16.53}, {"date": "1970-04-01", "value": 15.87}, {"date": "1970-05-01", "value": 13.98}, {"date": "1970-06-01", "value": 13.8}, {"date": "1970-07-01", "value": 13.73}, {"date": "1970-08-01", "value": 14.1}, {"date": "1970-09-01", "value": 14.84}, {"date": "1970-10-01", "value": 15.06}, {"date": "1970-11-01", "value": 14.95}, {"date": "1970-12-01", "value": 15.87}, {"date": "1971-01-01", "value": 16.46}, {"date": "1971-02-01", "value": 17.03}, {"date": "1971-03-01", "value": 17.4}, {"date": "1971-04-01", "value": 17.92}, {"date": "1971-05-01", "value": 17.56}, {"date": "1971-06-01", "value": 17.08}, {"date": "1971-07-01", "value": 16.89}, {"date": "1971-08-01", "value": 16.52}, {"date": "1971-09-01", "value": 16.86}, {"date": "1971-10-01", "value": 16.43}, {"date": "1971-11-01", "value": 15.64}, {"date": "1971-12-01", "value": 16.6}, {"date": "1972-01-01", "value": 17.26}, {"date": "1972-02-01", "value": 17.46}, {"date": "1972-03-01", "value": 17.81}, {"date": "1972-04-01", "value": 17.92}, {"date": "1972-05-01", "value": 17.66}, {"date": "1972-06-01", "value": 17.64}, {"date": "1972-07-01", "value": 17.4}, {"date": "1972-08-01", "value": 17.94}, {"date": "1972-09-01", "value": 17.61}, {"date": "1972-10-01", "value": 17.53}, {"date": "1972-11-01", "value": 18.34}, {"date": "1972-12-01", "value": 18.65}, {"date": "1973-01-01", "value": 18.71}, {"date": "1973-02-01", "value": 17.89}, {"date": "1973-03-01", "value": 17.41}, {"date": "1973-04-01", "value": 16.94}, {"date": "1973-05-01", "value": 16.31}, {"date": "1973-06-01", "value": 15.81}, {"date": "1973-07-01", "value": 15.89}, {"date": "1973-08-01", "value": 15.28}, {"date": "1973-09-01", "value": 15.48}, {"date": "1973-10-01", "value": 15.91}, {"date": "1973-11-01", "value": 14.65}, {"date": "1973-12-01", "value": 13.49}, {"date": "1974-01-01", "value": 13.53}, {"date": "1974-02-01", "value": 12.96}, {"date": "1974-03-01", "value": 13.31}, {"date": "1974-04-01", "value": 12.55}, {"date": "1974-05-01", "value": 12.0}, {"date": "1974-06-01", "value": 11.89}, {"date": "1974-07-01", "value": 10.39}, {"date": "1974-08-01", "value": 9.82}, {"date": "1974-09-01", "value": 8.68}, {"date": "1974-10-01", "value": 8.74}, {"date": "1974-11-01", "value": 8.95}, {"date": "1974-12-01", "value": 8.29}, {"date": "1975-01-01", "value": 8.92}, {"date": "1975-02-01", "value": 9.76}, {"date": "1975-03-01", "value": 10.16}, {"date": "1975-04-01", "value": 10.23}, {"date": "1975-05-01", "value": 10.82}, {"date": "1975-06-01", "value": 11.01}, {"date": "1975-07-01", "value": 10.9}, {"date": "1975-08-01", "value": 10.09}, {"date": "1975-09-01", "value": 9.92}, {"date": "1975-10-01", "value": 10.33}, {"date": "1975-11-01", "value": 10.44}, {"date": "1975-12-01", "value": 10.25}, {"date": "1976-01-01", "value": 11.19}, {"date": "1976-02-01", "value": 11.59}, {"date": "1976-03-01", "value": 11.63}, {"date": "1976-04-01", "value": 11.69}, {"date": "1976-05-01", "value": 11.53}, {"date": "1976-06-01", "value": 11.54}, {"date": "1976-07-01", "value": 11.76}, {"date": "1976-08-01", "value": 11.6}, {"date": "1976-09-01", "value": 11.81}, {"date": "1976-10-01", "value": 11.35}, {"date": "1976-11-01", "value": 11.25}, {"date": "1976-12-01", "value": 11.6}, {"date": "1977-01-01", "value": 11.44}, {"date": "1977-02-01", "value": 11.01}, {"date": "1977-03-01", "value": 10.9}, {"date": "1977-04-01", "value": 10.64}, {"date": "1977-05-01", "value": 10.55}, {"date": "1977-06-01", "value": 10.53}, {"date": "1977-07-01", "value": 10.57}, {"date": "1977-08-01", "value": 10.27}, {"date": "1977-09-01", "value": 10.07}, {"date": "1977-10-01", "value": 9.77}, {"date": "1977-11-01", "value": 9.77}, {"date": "1977-12-01", "value": 9.68}, {"date": "1978-01-01", "value": 9.24}, {"date": "1978-02-01", "value": 9.05}, {"date": "1978-03-01", "value": 8.95}, {"date": "1978-04-01", "value": 9.26}, {"date": "1978-05-01", "value": 9.63}, {"date": "1978-06-01", "value": 9.55}, {"date": "1978-07-01", "value": 9.43}, {"date": "1978-08-01", "value": 10.02}, {"date": "1978-09-01", "value": 9.94}, {"date": "1978-10-01", "value": 9.53}, {"date": "1978-11-01", "value": 8.93}, {"date": "1978-12-01", "value": 9.01}, {"date": "1979-01-01", "value": 9.26}, {"date": "1979-02-01", "value": 9.0}, {"date": "1979-03-01", "value": 9.07}, {"date": "1979-04-01", "value": 9.13}, {"date": "1979-05-01", "value": 8.79}, {"date": "1979-06-01", "value": 8.85}, {"date": "1979-07-01", "value": 8.83}, {"date": "1979-08-01", "value": 9.13}, {"date": "1979-09-01", "value": 9.11}, {"date": "1979-10-01", "value": 8.68}, {"date": "1979-11-01", "value": 8.52}, {"date": "1979-12-01", "value": 8.75}, {"date": "1980-01-01", "value": 8.85}, {"date": "1980-02-01", "value": 9.05}, {"date": "1980-03-01", "value": 8.08}, {"date": "1980-04-01", "value": 7.84}, {"date": "1980-05-01", "value": 8.1}, {"date": "1980-06-01", "value": 8.51}, {"date": "1980-07-01", "value": 8.88}, {"date": "1980-08-01", "value": 9.07}, {"date": "1980-09-01", "value": 9.2}, {"date": "1980-10-01", "value": 9.36}, {"date": "1980-11-01", "value": 9.65}, {"date": "1980-12-01", "value": 9.39}, {"date": "1981-01-01", "value": 9.26}, {"date": "1981-02-01", "value": 8.83}, {"date": "1981-03-01", "value": 9.08}, {"date": "1981-04-01", "value": 9.09}, {"date": "1981-05-01", "value": 8.82}, {"date": "1981-06-01", "value": 8.77}, {"date": "1981-07-01", "value": 8.45}, {"date": "1981-08-01", "value": 8.4}, {"date": "1981-09-01", "value": 7.58}, {"date": "1981-10-01", "value": 7.65}, {"date": "1981-11-01", "value": 7.81}, {"date": "1981-12-01", "value": 7.83}, {"date": "1982-01-01", "value": 7.39}, {"date": "1982-02-01", "value": 7.18}, {"date": "1982-03-01", "value": 6.95}, {"date": "1982-04-01", "value": 7.26}, {"date": "1982-05-01", "value": 7.19}, {"date": "1982-06-01", "value": 6.69}, {"date": "1982-07-01", "value": 6.64}, {"date": "1982-08-01", "value": 6.64}, {"date": "1982-09-01", "value": 7.4}, {"date": "1982-10-01", "value": 8.0}, {"date": "1982-11-01", "value": 8.35}, {"date": "1982-12-01", "value": 8.47}, {"date": "1983-01-01", "value": 8.76}, {"date": "1983-02-01", "value": 8.91}, {"date": "1983-03-01", "value": 9.23}, {"date": "1983-04-01", "value": 9.53}, {"date": "1983-05-01", "value": 9.87}, {"date": "1983-06-01", "value": 10.0}, {"date": "1983-07-01", "value": 10.01}, {"date": "1983-08-01", "value": 9.73}, {"date": "1983-09-01", "value": 9.98}, {"date": "1983-10-01", "value": 10.0}, {"date": "1983-11-01", "value": 9.85}, {"date": "1983-12-01", "value": 9.82}, {"date": "1984-01-01", "value": 9.89}, {"date": "1984-02-01", "value": 9.32}, {"date": "1984-03-01", "value": 9.33}, {"date": "1984-04-01", "value": 9.31}, {"date": "1984-05-01", "value": 9.23}, {"date": "1984-06-01", "value": 9.01}, {"date": "1984-07-01", "value": 8.87}, {"date": "1984-08-01", "value": 9.62}, {"date": "1984-09-01", "value": 9.69}, {"date": "1984-10-01", "value": 9.6}, {"date": "1984-11-01", "value": 9.69}, {"date": "1984-12-01", "value": 9.6}, {"date": "1985-01-01", "value": 10.0}, {"date": "1985-02-01", "value": 10.49}, {"date": "1985-03-01", "value": 10.37}, {"date": "1985-04-01", "value": 10.4}, {"date": "1985-05-01", "value": 10.61}, {"date": "1985-06-01", "value": 10.81}, {"date": "1985-07-01", "value": 11.0}, {"date": "1985-08-01", "value": 10.74}, {"date": "1985-09-01", "value": 10.47}, {"date": "1985-10-01", "value": 10.55}, {"date": "1985-11-01", "value": 11.16}, {"date": "1985-12-01", "value": 11.69}, {"date": "1986-01-01", "value": 11.72}, {"date": "1986-02-01", "value": 12.39}, {"date": "1986-03-01", "value": 13.19}, {"date": "1986-04-01", "value": 13.55}, {"date": "1986-05-01", "value": 13.56}, {"date": "1986-06-01", "value": 13.89}, {"date": "1986-07-01", "value": 13.62}, {"date": "1986-08-01", "value": 13.89}, {"date": "1986-09-01", "value": 13.47}, {"date": "1986-10-01", "value": 13.43}, {"date": "1986-11-01", "value": 13.87}, {"date": "1986-12-01", "value": 14.09}, {"date": "1987-01-01", "value": 14.92}, {"date": "1987-02-01", "value": 15.82}, {"date": "1987-03-01", "value": 16.43}, {"date": "1987-04-01", "value": 16.2}, {"date": "1987-05-01", "value": 16.16}, {"date": "1987-06-01", "value": 16.83}, {"date": "1987-07-01", "value": 17.31}, {"date": "1987-08-01", "value": 18.33}, {"date": "1987-09-01", "value": 17.68}, {"date": "1987-10-01", "value": 15.53}, {"date": "1987-11-01", "value": 13.59}, {"date": "1987-12-01", "value": 13.39}, {"date": "1988-01-01", "value": 13.9}, {"date": "1988-02-01", "value": 14.3}, {"date": "1988-03-01", "value": 14.67}, {"date": "1988-04-01", "value": 14.43}, {"date": "1988-05-01", "value": 14.03}, {"date": "1988-06-01", "value": 14.77}, {"date": "1988-07-01", "value": 14.61}, {"date": "1988-08-01", "value": 14.24}, {"date": "1988-09-01", "value": 14.37}, {"date": "1988-10-01", "value": 14.81}, {"date": "1988-11-01", "value": 14.45}, {"date": "1988-12-01", "value": 14.7}, {"date": "1989-01-01", "value": 15.09}, {"date": "1989-02-01", "value": 15.47}, {"date": "1989-03-01", "value": 15.3}, {"date": "1989-04-01", "value": 15.69}, {"date": "1989-05-01", "value": 16.19}, {"date": "1989-06-01", "value": 16.64}, {"date": "1989-07-01", "value": 17.01}, {"date": "1989-08-01", "value": 17.73}, {"date": "1989-09-01", "value": 17.71}, {"date": "1989-10-01", "value": 17.64}, {"date": "1989-11-01", "value": 17.24}, {"date": "1989-12-01", "value": 17.65}, {"date": "1990-01-01", "value": 17.05}, {"date": "1990-02-01", "value": 16.51}, {"date": "1990-03-01", "value": 16.83}, {"date": "1990-04-01", "value": 16.81}, {"date": "1990-05-01", "value": 17.39}, {"date": "1990-06-01", "value": 17.82}, {"date": "1990-07-01", "value": 17.75}, {"date": "1990-08-01", "value": 16.17}, {"date": "1990-09-01", "value": 15.3}, {"date": "1990-10-01", "value": 14.82}, {"date": "1990-11-01", "value": 15.19}, {"date": "1990-12-01", "value": 15.85}, {"date": "1991-01-01", "value": 15.61}, {"date": "1991-02-01", "value": 17.36}, {"date": "1991-03-01", "value": 17.82}, {"date": "1991-04-01", "value": 18.16}, {"date": "1991-05-01", "value": 18.03}, {"date": "1991-06-01", "value": 18.01}, {"date": "1991-07-01", "value": 18.1}, {"date": "1991-08-01", "value": 18.51}, {"date": "1991-09-01", "value": 18.36}, {"date": "1991-10-01", "value": 18.35}, {"date": "1991-11-01", "value": 18.29}, {"date": "1991-12-01", "value": 18.44}, {"date": "1992-01-01", "value": 19.77}, {"date": "1992-02-01", "value": 19.58}, {"date": "1992-03-01", "value": 19.28}, {"date": "1992-04-01", "value": 19.3}, {"date": "1992-05-01", "value": 19.66}, {"date": "1992-06-01", "value": 19.31}, {"date": "1992-07-01", "value": 19.62}, {"date": "1992-08-01", "value": 19.72}, {"date": "1992-09-01", "value": 19.71}, {"date": "1992-10-01", "value": 19.37}, {"date": "1992-11-01", "value": 19.83}, {"date": "1992-12-01", "value": 20.45}, {"date": "1993-01-01", "value": 20.32}, {"date": "1993-02-01", "value": 20.54}, {"date": "1993-03-01", "value": 20.85}, {"date": "1993-04-01", "value": 20.46}, {"date": "1993-05-01", "value": 20.52}, {"date": "1993-06-01", "value": 20.61}, {"date": "1993-07-01", "value": 20.56}, {"date": "1993-08-01", "value": 20.81}, {"date": "1993-09-01", "value": 20.99}, {"date": "1993-10-01", "value": 21.11}, {"date": "1993-11-01", "value": 21.04}, {"date": "1993-12-01", "value": 21.16}, {"date": "1994-01-01", "value": 21.41}, {"date": "1994-02-01", "value": 21.26}, {"date": "1994-03-01", "value": 20.83}, {"date": "1994-04-01", "value": 20.05}, {"date": "1994-05-01", "value": 20.19}, {"date": "1994-06-01", "value": 20.29}, {"date": "1994-07-01", "value": 20.07}, {"date": "1994-08-01", "value": 20.53}, {"date": "1994-09-01", "value": 20.57}, {"date": "1994-10-01", "value": 20.39}, {"date": "1994-11-01", "value": 20.21}, {"date": "1994-12-01", "value": 19.91}, {"date": "1995-01-01", "value": 20.22}, {"date": "1995-02-01", "value": 20.8}, {"date": "1995-03-01", "value": 21.15}, {"date": "1995-04-01", "value": 21.64}, {"date": "1995-05-01", "value": 22.19}, {"date": "1995-06-01", "value": 22.72}, {"date": "1995-07-01", "value": 23.37}, {"date": "1995-08-01", "value": 23.28}, {"date": "1995-09-01", "value": 23.94}, {"date": "1995-10-01", "value": 23.93}, {"date": "1995-11-01", "value": 24.35}, {"date": "1995-12-01", "value": 25.03}, {"date": "1996-01-01", "value": 24.76}, {"date": "1996-02-01", "value": 25.97}, {"date": "1996-03-01", "value": 25.63}, {"date": "1996-04-01", "value": 25.42}, {"date": "1996-05-01", "value": 25.81}, {"date": "1996-06-01", "value": 25.96}, {"date": "1996-07-01", "value": 24.86}, {"date": "1996-08-01", "value": 25.41}, {"date": "1996-09-01", "value": 25.68}, {"date": "1996-10-01", "value": 26.48}, {"date": "1996-11-01", "value": 27.58}, {"date": "1996-12-01", "value": 27.72}, {"date": "1997-01-01", "value": 28.33}, {"date": "1997-02-01", "value": 29.26}, {"date": "1997-03-01", "value": 28.8}, {"date": "1997-04-01", "value": 27.58}, {"date": "1997-05-01", "value": 29.93}, {"date": "1997-06-01", "value": 31.25}, {"date": "1997-07-01", "value": 32.76}, {"date": "1997-08-01", "value": 32.58}, {"date": "1997-09-01", "value": 32.66}, {"date": "1997-10-01", "value": 32.9}, {"date": "1997-11-01", "value": 32.33}, {"date": "1997-12-01", "value": 33.03}, {"date": "1998-01-01", "value": 32.86}, {"date": "1998-02-01", "value": 34.71}, {"date": "1998-03-01", "value": 36.29}, {"date": "1998-04-01", "value": 37.27}, {"date": "1998-05-01", "value": 36.95}, {"date": "1998-06-01", "value": 36.8}, {"date": "1998-07-01", "value": 38.26}, {"date": "1998-08-01", "value": 35.42}, {"date": "1998-09-01", "value": 33.53}, {"date": "1998-10-01", "value": 33.77}, {"date": "1998-11-01", "value": 37.37}, {"date": "1998-12-01", "value": 38.82}, {"date": "1999-01-01", "value": 40.57}, {"date": "1999-02-01", "value": 40.4}, {"date": "1999-03-01", "value": 41.35}, {"date": "1999-04-01", "value": 42.7}, {"date": "1999-05-01", "value": 42.55}, {"date": "1999-06-01", "value": 42.18}, {"date": "1999-07-01", "value": 43.83}, {"date": "1999-08-01", "value": 41.93}, {"date": "1999-09-01", "value": 41.32}, {"date": "1999-10-01", "value": 40.55}, {"date": "1999-11-01", "value": 43.21}, {"date": "1999-12-01", "value": 44.19}, {"date": "2000-01-01", "value": 43.77}, {"date": "2000-02-01", "value": 42.18}, {"date": "2000-03-01", "value": 43.22}, {"date": "2000-04-01", "value": 43.53}, {"date": "2000-05-01", "value": 41.96}, {"date": "2000-06-01", "value": 42.78}, {"date": "2000-07-01", "value": 42.75}, {"date": "2000-08-01", "value": 42.87}, {"date": "2000-09-01", "value": 41.89}, {"date": "2000-10-01", "value": 39.37}, {"date": "2000-11-01", "value": 38.78}, {"date": "2000-12-01", "value": 37.27}, {"date": "2001-01-01", "value": 36.98}, {"date": "2001-02-01", "value": 35.83}, {"date": "2001-03-01", "value": 32.32}, {"date": "2001-04-01", "value": 32.17}, {"date": "2001-05-01", "value": 34.07}, {"date": "2001-06-01", "value": 33.07}, {"date": "2001-07-01", "value": 32.16}, {"date": "2001-08-01", "value": 31.4}, {"date": "2001-09-01", "value": 27.67}, {"date": "2001-10-01", "value": 28.58}, {"date": "2001-11-01", "value": 30.01}, {"date": "2001-12-01", "value": 30.5}, {"date": "2002-01-01", "value": 30.28}, {"date": "2002-02-01", "value": 29.09}, {"date": "2002-03-01", "value": 30.29}, {"date": "2002-04-01", "value": 29.01}, {"date": "2002-05-01", "value": 28.13}, {"date": "2002-06-01", "value": 26.39}, {"date": "2002-07-01", "value": 23.46}, {"date": "2002-08-01", "value": 23.59}, {"date": "2002-09-01", "value": 22.36}, {"date": "2002-10-01", "value": 21.96}, {"date": "2002-11-01", "value": 23.35}, {"date": "2002-12-01", "value": 23.1}, {"date": "2003-01-01", "value": 22.9}, {"date": "2003-02-01", "value": 21.21}, {"date": "2003-03-01", "value": 21.31}, {"date": "2003-04-01", "value": 22.43}, {"date": "2003-05-01", "value": 23.59}, {"date": "2003-06-01", "value": 24.83}, {"date": "2003-07-01", "value": 24.87}, {"date": "2003-08-01", "value": 24.64}, {"date": "2003-09-01", "value": 25.24}, {"date": "2003-10-01", "value": 25.68}, {"date": "2003-11-01", "value": 25.95}, {"date": "2003-12-01", "value": 26.64}, {"date": "2004-01-01", "value": 27.66}, {"date": "2004-02-01", "value": 27.65}, {"date": "2004-03-01", "value": 26.89}, {"date": "2004-04-01", "value": 26.9}, {"date": "2004-05-01", "value": 25.9}, {"date": "2004-06-01", "value": 26.4}, {"date": "2004-07-01", "value": 25.7}, {"date": "2004-08-01", "value": 25.17}, {"date": "2004-09-01", "value": 25.67}, {"date": "2004-10-01", "value": 25.41}, {"date": "2004-11-01", "value": 26.47}, {"date": "2004-12-01", "value": 27.14}, {"date": "2005-01-01", "value": 26.59}, {"date": "2005-02-01", "value": 26.74}, {"date": "2005-03-01", "value": 26.34}, {"date": "2005-04-01", "value": 25.41}, {"date": "2005-05-01", "value": 25.65}, {"date": "2005-06-01", "value": 26.07}, {"date": "2005-07-01", "value": 26.29}, {"date": "2005-08-01", "value": 26.1}, {"date": "2005-09-01", "value": 25.73}, {"date": "2005-10-01", "value": 24.88}, {"date": "2005-11-01", "value": 25.93}, {"date": "2005-12-01", "value": 26.44}, {"date": "2006-01-01", "value": 26.47}, {"date": "2006-02-01", "value": 26.25}, {"date": "2006-03-01", "value": 26.33}, {"date": "2006-04-01", "value": 26.15}, {"date": "2006-05-01", "value": 25.65}, {"date": "2006-06-01", "value": 24.75}, {"date": "2006-07-01", "value": 24.7}, {"date": "2006-08-01", "value": 25.05}, {"date": "2006-09-01", "value": 25.64}, {"date": "2006-10-01", "value": 26.54}, {"date": "2006-11-01", "value": 26.93}, {"date": "2006-12-01", "value": 27.28}, {"date": "2007-01-01", "value": 27.21}, {"date": "2007-02-01", "value": 27.32}, {"date": "2007-03-01", "value": 26.23}, {"date": "2007-04-01", "value": 26.98}, {"date": "2007-05-01", "value": 27.55}, {"date": "2007-06-01", "value": 27.42}, {"date": "2007-07-01", "value": 27.41}, {"date": "2007-08-01", "value": 26.15}, {"date": "2007-09-01", "value": 26.73}, {"date": "2007-10-01", "value": 27.32}, {"date": "2007-11-01", "value": 25.73}, {"date": "2007-12-01", "value": 25.96}, {"date": "2008-01-01", "value": 24.02}, {"date": "2008-02-01", "value": 23.5}, {"date": "2008-03-01", "value": 22.61}, {"date": "2008-04-01", "value": 23.36}, {"date": "2008-05-01", "value": 23.7}, {"date": "2008-06-01", "value": 22.42}, {"date": "2008-07-01", "value": 20.91}, {"date": "2008-08-01", "value": 21.4}, {"date": "2008-09-01", "value": 20.36}, {"date": "2008-10-01", "value": 16.39}, {"date": "2008-11-01", "value": 15.26}, {"date": "2008-12-01", "value": 15.38}, {"date": "2009-01-01", "value": 15.17}, {"date": "2009-02-01", "value": 14.12}, {"date": "2009-03-01", "value": 13.32}, {"date": "2009-04-01", "value": 14.98}, {"date": "2009-05-01", "value": 16.0}, {"date": "2009-06-01", "value": 16.38}, {"date": "2009-07-01", "value": 16.69}, {"date": "2009-08-01", "value": 18.09}, {"date": "2009-09-01", "value": 18.83}, {"date": "2009-10-01", "value": 19.36}, {"date": "2009-11-01", "value": 19.81}, {"date": "2009-12-01", "value": 20.32}, {"date": "2010-01-01", "value": 20.53}, {"date": "2010-02-01", "value": 19.92}, {"date": "2010-03-01", "value": 21.0}, {"date": "2010-04-01", "value": 21.8}, {"date": "2010-05-01", "value": 20.48}, {"date": "2010-06-01", "value": 19.74}, {"date": "2010-07-01", "value": 19.67}, {"date": "2010-08-01", "value": 19.77}, {"date": "2010-09-01", "value": 20.38}, {"date": "2010-10-01", "value": 21.24}, {"date": "2010-11-01", "value": 21.7}, {"date": "2010-12-01", "value": 22.4}, {"date": "2011-01-01", "value": 22.98}, {"date": "2011-02-01", "value": 23.49}, {"date": "2011-03-01", "value": 22.9}, {"date": "2011-04-01", "value": 23.14}, {"date": "2011-05-01", "value": 23.06}, {"date": "2011-06-01", "value": 22.1}, {"date": "2011-07-01", "value": 22.61}, {"date": "2011-08-01", "value": 20.05}, {"date": "2011-09-01", "value": 19.7}, {"date": "2011-10-01", "value": 20.16}, {"date": "2011-11-01", "value": 20.35}, {"date": "2011-12-01", "value": 20.52}, {"date": "2012-01-01", "value": 21.21}, {"date": "2012-02-01", "value": 21.8}, {"date": "2012-03-01", "value": 22.05}, {"date": "2012-04-01", "value": 21.78}, {"date": "2012-05-01", "value": 20.94}, {"date": "2012-06-01", "value": 20.55}, {"date": "2012-07-01", "value": 21.0}, {"date": "2012-08-01", "value": 21.41}, {"date": "2012-09-01", "value": 21.78}, {"date": "2012-10-01", "value": 21.58}, {"date": "2012-11-01", "value": 20.9}, {"date": "2012-12-01", "value": 21.24}, {"date": "2013-01-01", "value": 21.9}, {"date": "2013-02-01", "value": 22.05}, {"date": "2013-03-01", "value": 22.42}, {"date": "2013-04-01", "value": 22.6}, {"date": "2013-05-01", "value": 23.41}, {"date": "2013-06-01", "value": 22.93}, {"date": "2013-07-01", "value": 23.49}, {"date": "2013-08-01", "value": 23.36}, {"date": "2013-09-01", "value": 23.44}, {"date": "2013-10-01", "value": 23.83}, {"date": "2013-11-01", "value": 24.64}, {"date": "2013-12-01", "value": 24.86}, {"date": "2014-01-01", "value": 24.86}, {"date": "2014-02-01", "value": 24.59}, {"date": "2014-03-01", "value": 24.96}, {"date": "2014-04-01", "value": 24.79}, {"date": "2014-05-01", "value": 24.94}, {"date": "2014-06-01", "value": 25.56}, {"date": "2014-07-01", "value": 25.82}, {"date": "2014-08-01", "value": 25.62}, {"date": "2014-09-01", "value": 25.92}, {"date": "2014-10-01", "value": 25.16}, {"date": "2014-11-01", "value": 26.61}, {"date": "2014-12-01", "value": 26.79}, {"date": "2015-01-01", "value": 26.49}, {"date": "2015-02-01", "value": 27.0}, {"date": "2015-03-01", "value": 26.73}, {"date": "2015-04-01", "value": 26.79}, {"date": "2015-05-01", "value": 26.81}, {"date": "2015-06-01", "value": 26.5}, {"date": "2015-07-01", "value": 26.38}, {"date": "2015-08-01", "value": 25.69}, {"date": "2015-09-01", "value": 24.5}, {"date": "2015-10-01", "value": 25.49}, {"date": "2015-11-01", "value": 26.23}, {"date": "2015-12-01", "value": 25.97}, {"date": "2016-01-01", "value": 24.21}, {"date": "2016-02-01", "value": 24.0}, {"date": "2016-03-01", "value": 25.37}, {"date": "2016-04-01", "value": 25.92}, {"date": "2016-05-01", "value": 25.69}, {"date": "2016-06-01", "value": 25.84}, {"date": "2016-07-01", "value": 26.69}, {"date": "2016-08-01", "value": 26.95}, {"date": "2016-09-01", "value": 26.73}, {"date": "2016-10-01", "value": 26.53}, {"date": "2016-11-01", "value": 26.85}, {"date": "2016-12-01", "value": 27.87}, {"date": "2017-01-01", "value": 28.06}, {"date": "2017-02-01", "value": 28.66}, {"date": "2017-03-01", "value": 29.09}, {"date": "2017-04-01", "value": 28.9}, {"date": "2017-05-01", "value": 29.31}, {"date": "2017-06-01", "value": 29.75}, {"date": "2017-07-01", "value": 30.0}, {"date": "2017-08-01", "value": 29.91}, {"date": "2017-09-01", "value": 30.17}, {"date": "2017-10-01", "value": 30.92}, {"date": "2017-11-01", "value": 31.3}, {"date": "2017-12-01", "value": 32.09}, {"date": "2018-01-01", "value": 33.31}, {"date": "2018-02-01", "value": 32.04}, {"date": "2018-03-01", "value": 31.81}, {"date": "2018-04-01", "value": 30.97}, {"date": "2018-05-01", "value": 31.24}, {"date": "2018-06-01", "value": 31.63}, {"date": "2018-07-01", "value": 31.89}, {"date": "2018-08-01", "value": 32.39}, {"date": "2018-09-01", "value": 32.62}, {"date": "2018-10-01", "value": 31.04}, {"date": "2018-11-01", "value": 30.2}, {"date": "2018-12-01", "value": 28.29}, {"date": "2019-01-01", "value": 28.38}, {"date": "2019-02-01", "value": 29.54}, {"date": "2019-03-01", "value": 29.58}, {"date": "2019-04-01", "value": 30.13}, {"date": "2019-05-01", "value": 29.24}, {"date": "2019-06-01", "value": 29.28}, {"date": "2019-07-01", "value": 29.99}, {"date": "2019-08-01", "value": 28.71}, {"date": "2019-09-01", "value": 29.23}, {"date": "2019-10-01", "value": 28.84}, {"date": "2019-11-01", "value": 29.84}, {"date": "2019-12-01", "value": 30.33}, {"date": "2020-01-01", "value": 30.99}, {"date": "2020-02-01", "value": 30.73}, {"date": "2020-03-01", "value": 24.82}, {"date": "2020-04-01", "value": 25.93}, {"date": "2020-05-01", "value": 27.33}, {"date": "2020-06-01", "value": 28.84}, {"date": "2020-07-01", "value": 29.6}, {"date": "2020-08-01", "value": 31.16}, {"date": "2020-09-01", "value": 30.84}, {"date": "2020-10-01", "value": 31.28}, {"date": "2020-11-01", "value": 32.47}, {"date": "2020-12-01", "value": 33.77}, {"date": "2021-01-01", "value": 34.51}, {"date": "2021-02-01", "value": 35.1}, {"date": "2021-03-01", "value": 35.04}, {"date": "2021-04-01", "value": 36.72}, {"date": "2021-05-01", "value": 36.55}, {"date": "2021-06-01", "value": 36.7}, {"date": "2021-07-01", "value": 37.44}, {"date": "2021-08-01", "value": 37.97}, {"date": "2021-09-01", "value": 37.62}, {"date": "2021-10-01", "value": 37.25}, {"date": "2021-11-01", "value": 38.58}, {"date": "2021-12-01", "value": 38.31}, {"date": "2022-01-01", "value": 36.94}, {"date": "2022-02-01", "value": 35.29}, {"date": "2022-03-01", "value": 34.27}, {"date": "2022-04-01", "value": 33.89}, {"date": "2022-05-01", "value": 30.67}, {"date": "2022-06-01", "value": 29.05}, {"date": "2022-07-01", "value": 29.0}, {"date": "2022-08-01", "value": 30.7}, {"date": "2022-09-01", "value": 28.23}, {"date": "2022-10-01", "value": 27.08}, {"date": "2022-11-01", "value": 28.38}, {"date": "2022-12-01", "value": 28.32}, {"date": "2023-01-01", "value": 28.34}, {"date": "2023-02-01", "value": 28.92}, {"date": "2023-03-01", "value": 27.94}, {"date": "2023-04-01", "value": 28.77}, {"date": "2023-05-01", "value": 28.76}, {"date": "2023-06-01", "value": 29.94}, {"date": "2023-07-01", "value": 30.89}, {"date": "2023-08-01", "value": 30.09}, {"date": "2023-09-01", "value": 29.8}, {"date": "2023-10-01", "value": 28.7}, {"date": "2023-11-01", "value": 30.01}, {"date": "2023-12-01", "value": 31.45}, {"date": "2024-01-01", "value": 31.97}, {"date": "2024-02-01", "value": 33.04}, {"date": "2024-03-01", "value": 33.76}, {"date": "2024-04-01", "value": 33.03}, {"date": "2024-05-01", "value": 33.78}, {"date": "2024-06-01", "value": 34.81}, {"date": "2024-07-01", "value": 35.48}, {"date": "2024-08-01", "value": 35.08}, {"date": "2024-09-01", "value": 35.7}, {"date": "2024-10-01", "value": 36.59}, {"date": "2024-11-01", "value": 37.36}, {"date": "2024-12-01", "value": 37.72}, {"date": "2025-01-01", "value": 37.14}, {"date": "2025-02-01", "value": 37.19}, {"date": "2025-03-01", "value": 34.79}, {"date": "2025-04-01", "value": 32.63}, {"date": "2025-05-01", "value": 35.08}, {"date": "2025-06-01", "value": 36.12}, {"date": "2025-07-01", "value": 37.48}, {"date": "2025-08-01", "value": 37.85}, {"date": "2025-09-01", "value": 38.59}, {"date": "2025-10-01", "value": 39.31}, {"date": "2025-11-01", "value": 39.28}, {"date": "2025-12-01", "value": 39.84}, {"date": "2026-01-01", "value": 39.65}, {"date": "2026-02-01", "value": 39.53}, {"date": "2026-03-01", "value": 37.66}, {"date": "2026-04-01", "value": 38.34}, {"date": "2026-04-17", "value": 40.44}, {"date": "2026-05-05", "value": 41.24}, {"date": "2026-05-08", "value": 42.05}, {"date": "2026-05-15", "value": 41.66}, {"date": "2026-05-22", "value": 42.04}, {"date": "2026-05-29", "value": 42.66}, {"date": "2026-06-12", "value": 41.43}, {"date": "2026-06-26", "value": 40.7}, {"date": "2026-07-02", "value": 41.6}, {"date": "2026-07-10", "value": 42.18}, {"date": "2026-07-31", "value": 40.91}, {"date": "2026-08-04", "value": 42.28}, {"date": "2026-08-07", "value": 42.39}, {"date": "2026-08-14", "value": 42.56}, {"date": "2026-08-21", "value": 41.96}, {"date": "2026-08-28", "value": 42.17}, {"date": "2026-09-04", "value": 41.41}, {"date": "2026-09-11", "value": 41.09}, {"date": "2026-09-16", "value": 40.52}, {"date": "2026-09-18", "value": 40.94}, {"date": "2026-09-25", "value": 41.48}, {"date": "2026-10-02", "value": 41.38}]}