Year,Value,NumPoints 1895,-0.998974,65 1896,-5.68163,63 1897,-1.42774,65 1898,0.445994,63 1899,-1.02204,74 1900,-4.13489,74 1901,-2.68701,74 1902,2.48315,74 1903,-4.52489,74 1904,-2.01198,74 1905,2.24284,74 1906,-9.11707,74 1907,1.75263,74 1908,0.861216,74 1909,-7.50795,74 1910,-0.7908,74 1911,-3.60941,74 1912,3.23833,74 1913,-4.89114,74 1914,0.0229431,74 1915,4.06519,74 1916,-0.0433087,74 1917,-3.58267,74 1918,0.016229,74 1919,-0.658031,74 1920,-2.6512,74 1921,-3.20449,74 1922,3.35915,74 1923,-1.46288,74 1924,1.7129,74 1925,-5.64639,74 1926,8.70651,74 1927,2.284,74 1928,4.49344,74 1929,5.80153,74 1930,3.29448,74 1931,5.07558,74 1932,-3.13699,74 1933,-4.66087,74 1934,-5.76758,74 1935,-0.0389532,74 1936,2.08439,74 1937,7.25014,74 1938,-1.07394,74 1939,-0.00249196,74 1940,4.80314,74 1941,0.410878,74 1942,7.21064,74 1943,-3.18435,74 1944,2.79549,74 1945,6.32538,74 1946,3.47245,74 1947,-5.00945,74 1948,2.9408,74 1949,1.42393,74 1950,1.95078,74 1951,-3.70542,74 1952,-3.05803,74 1953,-3.00347,74 1954,-1.57735,74 1955,4.34713,74 1956,-3.10255,74 1957,3.96836,74 1958,2.96415,74 1959,-1.97783,74 1960,2.27172,74 1961,4.79756,74 1962,1.62634,74 1963,5.07366,74 1964,0.192561,74 1965,-1.00279,74 1966,-2.74468,74 1967,-0.0551747,74 1968,0.425628,74 1969,-4.70716,74 1970,-2.43848,74 1971,-6.51552,74 1972,-3.07084,74 1973,-3.30526,74 1974,-2.35059,74 1975,-1.91643,74 1976,0.941846,74 1977,9.03296,74 1978,5.57131,74 1979,4.08201,74 1980,-0.763602,74 1981,11.003,74 1982,-2.45663,74 1983,0.378294,74 1984,2.53885,74 1985,10.0539,74 1986,5.06797,74 1987,5.65243,74 1988,3.28195,74 1989,-4.97132,74 1990,0.157034,74 1991,1.75717,74 1992,4.45437,74 1993,1.54766,74 1994,3.99116,74 1995,2.52273,74 1996,-2.78372,74 1997,0.0108929,74 1998,0.608756,74 1999,-1.21754,74 2000,0.717866,74 2001,8.74642,74 2002,5.55913,74 2003,5.29321,74 2004,-0.979913,74 2005,3.17274,74 2006,-1.20366,74 2007,3.06377,74 2008,0.599972,74 2009,0.207627,74 2010,1.833,74 2011,3.58475,74 2012,-5.18017,74 2013,5.12059,74 2014,9.60633,74 2015,4.19775,74 2016,8.95904,74 2017,2.27594,74 2018,3.82683,74 2019,3.87176,74 2020,-3.22529,74 2021,5.98014,74