Year,Value,NumPoints 1895,0.754256,129 1896,-2.31381,146 1897,-3.30647,147 1898,0.535901,158 1899,-3.07285,157 1900,0.154174,158 1901,-1.34356,158 1902,-0.822321,158 1903,-0.369107,158 1904,-1.9388,158 1905,2.53256,158 1906,1.47462,158 1907,-2.83135,158 1908,-0.599723,158 1909,-2.69524,158 1910,-1.75919,158 1911,-0.563685,158 1912,2.62669,158 1913,0.191162,158 1914,-0.0194289,158 1915,2.51888,158 1916,-0.575079,158 1917,-0.0954159,158 1918,-2.19891,158 1919,-0.925489,158 1920,0.00377289,158 1921,-0.305127,158 1922,-1.6519,158 1923,0.188653,158 1924,0.0276966,158 1925,-1.32666,158 1926,3.22174,158 1927,-0.962665,158 1928,0.403517,158 1929,-0.164942,158 1930,-1.39358,158 1931,1.36342,158 1932,-0.980759,158 1933,-0.904223,158 1934,2.4596,158 1935,0.780805,158 1936,-2.66169,158 1937,-0.476721,158 1938,0.37038,158 1939,-0.550653,158 1940,2.78845,158 1941,2.96155,158 1942,2.26448,158 1943,1.34013,158 1944,1.58125,158 1945,0.519693,158 1946,-0.273768,158 1947,0.834409,158 1948,-2.04558,158 1949,-0.302065,158 1950,-0.917303,158 1951,-1.65343,158 1952,0.119351,158 1953,1.5679,158 1954,-1.36964,158 1955,-1.81058,158 1956,-1.41372,158 1957,0.729771,158 1958,1.34499,158 1959,-0.184979,158 1960,0.465716,158 1961,-1.30112,158 1962,0.394357,158 1963,0.885413,158 1964,-1.11868,158 1965,0.379344,158 1966,-1.00845,158 1967,-0.135512,158 1968,1.29395,158 1969,0.984478,158 1970,2.55112,158 1971,-1.15164,158 1972,-3.35053,158 1973,0.427333,158 1974,-1.51912,158 1975,-0.79435,158 1976,-0.26751,158 1977,2.4382,158 1978,2.26816,158 1979,-1.78213,158 1980,3.01211,158 1981,2.87066,158 1982,-0.608858,158 1983,1.503,158 1984,1.96955,158 1985,-1.05239,158 1986,0.0691977,158 1987,1.95649,158 1988,2.81243,158 1989,0.977154,158 1990,0.534276,158 1991,1.98208,158 1992,1.44918,158 1993,3.30588,158 1994,0.604537,158 1995,1.31382,158 1996,1.29526,158 1997,2.07995,158 1998,4.34712,158 1999,0.544989,158 2000,3.30694,158 2001,2.26211,158 2002,0.0170873,158 2003,2.32241,158 2004,2.2054,158 2005,3.16695,158 2006,1.5438,158 2007,-0.347828,158 2008,0.540603,158 2009,-0.110547,158 2010,3.86316,158 2011,0.356154,158 2012,2.31027,158 2013,0.216625,158 2014,0.85682,158 2015,3.34109,158 2016,5.24545,158 2017,1.0057,158 2018,2.01218,158 2019,4.04891,158 2020,0.702349,158 2021,-0.639729,158