Year,Value,NumPoints 1900,0.715097,48 1901,-0.828162,48 1902,-0.404635,48 1903,-0.991472,48 1904,-0.233665,48 1905,0.979227,48 1906,-0.468303,48 1907,-0.55608,48 1908,0.117364,48 1909,-0.999836,48 1910,-1.73493,48 1911,-0.00566091,48 1912,1.12246,48 1913,0.356916,48 1914,1.53308,48 1915,-0.0688943,48 1916,-0.722829,48 1917,-0.628852,48 1918,-1.76202,48 1919,-0.60841,48 1920,-1.80512,48 1921,0.389173,48 1922,0.322572,48 1923,0.654812,48 1924,-0.471588,48 1925,-0.0587303,48 1926,1.77984,48 1927,-0.345951,48 1928,0.381941,48 1929,1.21358,48 1930,-0.339018,48 1931,-0.133835,48 1932,-0.519844,48 1933,-0.916339,48 1934,0.451486,48 1935,0.772741,48 1936,0.775744,48 1937,1.58753,48 1938,0.921021,48 1939,-0.803608,48 1940,1.90325,48 1941,1.23503,48 1942,1.08927,48 1943,0.534029,48 1944,0.134042,48 1945,-0.392503,48 1946,-1.09999,48 1947,0.042028,48 1948,-0.370951,48 1949,0.128827,48 1950,1.31243,48 1951,0.16115,48 1952,-0.0689723,48 1953,0.0462367,48 1954,-0.0811778,48 1955,-1.26853,48 1956,-1.85573,48 1957,1.39157,48 1958,0.93716,48 1959,-0.145779,48 1960,0.646625,48 1961,-0.944883,48 1962,1.16451,48 1963,0.952805,48 1964,-1.65012,48 1965,-0.799464,48 1966,-0.434996,48 1967,2.05701,48 1968,0.103342,48 1969,0.612676,48 1970,0.0271516,48 1971,-1.63511,48 1972,-0.0179408,48 1973,-0.42157,48 1974,-0.697368,48 1975,-1.30091,48 1976,-1.37905,48 1977,0.245916,48 1978,2.27167,48 1979,1.60394,48 1980,0.479831,48 1981,1.56401,48 1982,0.860016,48 1983,1.11949,48 1984,-0.687232,48 1985,0.310165,48 1986,0.984971,48 1987,0.0595726,48 1988,0.288387,48 1989,1.3175,48 1990,-0.0854717,48 1991,0.868259,48 1992,-0.732067,48 1993,1.45972,48 1994,-0.465862,48 1995,1.18255,48 1996,1.22188,48 1997,1.52729,48 1998,1.08783,48 1999,-1.79001,48 2000,1.68489,48 2001,0.534372,48 2002,2.57156,48 2003,2.20573,48 2004,2.43889,48 2005,1.29877,48 2006,0.398343,48 2007,2.17414,48 2008,-0.147003,48 2009,0.533825,48 2010,0.84171,48 2011,1.37979,48 2012,-1.11921,48 2013,1.24953,48 2014,3.30475,48 2015,2.41525,48 2016,4.04363,48 2017,3.17471,48 2018,4.38205,48 2019,4.78961,48 2020,2.1806,48 2021,0.528744,48 2022,2.1255,48 2023,1.15529,48