Year,Value,NumPoints 1895,0.781569,64 1896,-1.76807,64 1897,-0.14872,64 1898,-0.799958,64 1899,0.689326,64 1900,0.30721,64 1901,-2.62932,64 1902,0.475869,64 1903,-0.884003,64 1904,1.09153,64 1905,1.02519,64 1906,1.50154,64 1907,2.24742,64 1908,1.14088,64 1909,0.419183,64 1910,0.203852,64 1911,-0.184312,64 1912,1.876,64 1913,0.50469,64 1914,-0.118795,64 1915,2.06066,64 1916,0.175125,64 1917,-0.769404,64 1918,-1.77859,64 1919,0.15231,64 1920,-2.40524,64 1921,-0.716144,64 1922,-2.3931,64 1923,-0.0437206,64 1924,-0.144064,64 1925,1.15606,64 1926,0.706982,64 1927,-0.464083,64 1928,-0.205496,64 1929,0.0893391,64 1930,0.938887,64 1931,-2.53887,64 1932,0.262373,64 1933,0.0841625,64 1934,-0.571433,64 1935,-2.41969,64 1936,0.303339,64 1937,-2.06674,64 1938,0.377567,64 1939,-0.578343,64 1940,1.23361,64 1941,0.348871,64 1942,2.35737,64 1943,1.41843,64 1944,0.652991,64 1945,-2.42221,64 1946,0.824265,64 1947,1.02122,64 1948,-0.580204,64 1949,-2.13118,64 1950,0.331358,64 1951,1.16039,64 1952,-3.33471,64 1953,1.66101,64 1954,0.934487,64 1955,-0.913455,64 1956,0.291152,64 1957,0.191358,64 1958,0.310315,64 1959,-0.391408,64 1960,2.40331,64 1961,1.05229,64 1962,-1.77013,64 1963,1.0856,64 1964,-4.64443,64 1965,-2.2288,64 1966,-1.38963,64 1967,-0.71143,64 1968,-0.321858,64 1969,1.19,64 1970,0.65892,64 1971,-1.40146,64 1972,-0.622716,64 1973,0.736898,64 1974,0.468023,64 1975,0.652008,64 1976,-0.0593737,64 1977,0.174,64 1978,0.854798,64 1979,2.14834,64 1980,1.81651,64 1981,3.40604,64 1982,-1.49159,64 1983,-0.0954004,64 1984,-0.350527,64 1985,-0.928127,64 1986,-0.898489,64 1987,0.561175,64 1988,1.54606,64 1989,0.11936,64 1990,3.06542,64 1991,2.43051,64 1992,-3.27429,64 1993,2.32731,64 1994,1.89484,64 1995,3.20922,64 1996,0.633787,64 1997,0.895082,64 1998,1.83949,64 1999,-0.214175,64 2000,-1.81108,64 2001,-2.46599,64 2002,1.07539,64 2003,-0.419169,64 2004,2.54957,64 2005,3.95445,64 2006,1.50204,64 2007,1.55806,64 2008,0.731381,64 2009,1.47943,64 2010,3.18197,64 2011,2.14525,64 2012,0.168565,64 2013,-1.78722,64 2014,1.60821,64 2015,4.54573,64 2016,2.81804,64 2017,1.68874,64 2018,0.732058,64 2019,2.85812,64 2020,2.59146,64 2021,0.604732,64