Year,Value,NumPoints 1851,0.228577,11 1852,-0.0559739,12 1853,9.96921e+36,10 1854,-0.170496,11 1855,9.96921e+36,2 1856,0.195018,11 1857,-0.185439,11 1858,-0.467782,11 1859,-0.461414,12 1860,0.0697542,11 1861,-0.25464,11 1862,-0.919168,12 1863,-0.283169,11 1864,0.00286944,11 1865,-0.22478,11 1866,-0.0916944,11 1867,-0.249972,11 1868,0.674334,11 1869,0.839687,11 1870,0.348176,11 1871,-0.543627,11 1872,0.217468,11 1873,0.111513,12 1874,0.337423,12 1875,-0.112862,12 1876,-0.597344,12 1877,0.669668,11 1878,0.714541,11 1879,-0.325212,11 1880,-0.287963,11 1881,0.0805715,12 1882,-1.07152,12 1883,0.121056,12 1884,0.0483501,12 1885,0.885511,12 1886,-0.178545,12 1887,-1.27635,12 1888,0.153597,12 1889,0.902886,12 1890,-0.740605,12 1891,0.369304,12 1892,0.0790769,12 1893,-0.0160448,12 1894,-1.09614,12 1895,-0.183893,12 1896,-0.805597,12 1897,-0.597262,12 1898,-0.178648,12 1899,-0.205146,12 1900,-0.200199,12 1901,-0.204026,12 1902,0.00339983,12 1903,0.556094,12 1904,-0.342922,12 1905,1.2524,12 1906,0.225606,12 1907,-0.303875,12 1908,0.186875,12 1909,-1.716,12 1910,-0.413334,12 1911,0.17,12 1912,1.2667,12 1913,-0.446329,12 1914,0.191292,12 1915,1.51169,12 1916,0.202276,12 1917,-1.22588,12 1918,-0.679157,12 1919,-0.622107,12 1920,-0.135152,12 1921,0.148316,12 1922,-0.332361,12 1923,0.753744,12 1924,-0.0967339,12 1925,-0.182577,12 1926,2.22676,12 1927,-0.594647,12 1928,0.977239,12 1929,1.06103,12 1930,0.474157,12 1931,0.636074,12 1932,-0.962066,12 1933,-1.43202,12 1934,0.565811,12 1935,-0.867387,12 1936,-0.643433,12 1937,0.719759,12 1938,0.989554,12 1939,0.199637,12 1940,1.77442,12 1941,0.603984,12 1942,1.42404,12 1943,1.58142,12 1944,1.84712,12 1945,0.150329,12 1946,-0.0428304,12 1947,0.748926,12 1948,-0.743191,12 1949,0.358358,12 1950,-0.190458,12 1951,-0.640745,12 1952,0.532534,12 1953,0.656974,12 1954,-0.0919737,12 1955,-1.05811,12 1956,-1.14343,12 1957,0.867213,12 1958,0.967142,12 1959,-0.703448,12 1960,0.523132,12 1961,-0.930615,12 1962,0.947315,12 1963,0.758595,12 1964,-1.05337,12 1965,-0.462048,12 1966,-1.12925,12 1967,0.198579,12 1968,0.290966,12 1969,0.12791,12 1970,0.065664,12 1971,-1.1353,12 1972,-1.2638,12 1973,-0.323025,12 1974,-0.752694,12 1975,-0.86121,12 1976,1.05747,12 1977,1.32244,12 1978,1.37668,12 1979,0.948925,12 1980,0.907468,12 1981,2.5476,12 1982,-0.770769,12 1983,-0.0997244,12 1984,0.518851,12 1985,0.594683,12 1986,0.670145,12 1987,2.04583,12 1988,1.43456,12 1989,1.10567,12 1990,0.140208,12 1991,1.09596,12 1992,0.789222,12 1993,2.5943,12 1994,0.843444,12 1995,1.46955,12 1996,-0.583649,12 1997,1.81458,12 1998,2.34431,12 1999,0.82132,12 2000,1.26262,12 2001,1.67446,12 2002,2.04554,12 2003,1.51555,12 2004,1.2184,12 2005,2.28989,12 2006,1.29063,12 2007,0.879082,12 2008,0.395368,12 2009,0.885158,12 2010,2.32368,12 2011,1.10428,12 2012,0.638946,12 2013,1.28844,12 2014,1.98397,12 2015,2.56716,12 2016,3.1335,12 2017,2.02705,12 2018,1.92917,12 2019,2.89975,12 2020,0.828582,12 2021,0.796833,12