Year,Value,NumPoints 1900,0.740698,2 1901,-0.843191,2 1902,-0.603072,2 1903,-1.00903,2 1904,0.0775187,2 1905,0.853942,2 1906,-0.599297,2 1907,-0.579276,2 1908,0.139156,2 1909,-1.17815,2 1910,-1.80229,2 1911,0.340227,2 1912,1.17135,2 1913,0.189721,2 1914,1.49165,2 1915,-0.0076232,2 1916,-0.332696,2 1917,-0.765625,2 1918,-2.20547,2 1919,-0.349697,2 1920,-1.49689,2 1921,0.727069,2 1922,0.262622,2 1923,0.835154,2 1924,-0.929841,2 1925,-0.406807,2 1926,1.51499,2 1927,-0.513821,2 1928,0.633103,2 1929,0.857688,2 1930,-0.496145,2 1931,-0.131361,2 1932,-0.709586,2 1933,-0.96207,2 1934,0.0415975,2 1935,0.226256,2 1936,0.19877,2 1937,1.07983,2 1938,1.01635,2 1939,-0.539689,2 1940,2.2138,2 1941,1.07145,2 1942,0.974161,2 1943,0.785373,2 1944,0.197803,2 1945,-0.643376,2 1946,-0.616204,2 1947,0.42588,2 1948,-1.00525,2 1949,0.221086,2 1950,1.78272,2 1951,0.21357,2 1952,0.0165443,2 1953,-0.235826,2 1954,-0.0255603,2 1955,-1.5818,2 1956,-1.82702,2 1957,1.01388,2 1958,0.793475,2 1959,-0.541948,2 1960,0.360656,2 1961,-0.841163,2 1962,1.50599,2 1963,0.910064,2 1964,-2.00119,2 1965,-0.417925,2 1966,-0.5686,2 1967,1.56297,2 1968,-0.0690126,2 1969,0.75724,2 1970,-0.157667,2 1971,-1.33432,2 1972,0.337987,2 1973,-0.0376918,2 1974,-1.35651,2 1975,-1.34195,2 1976,-0.850233,2 1977,0.646446,2 1978,2.28195,2 1979,2.04686,2 1980,0.740785,2 1981,1.52858,2 1982,1.07378,2 1983,0.900143,2 1984,-1.26782,2 1985,0.406023,2 1986,0.750523,2 1987,0.373938,2 1988,0.351183,2 1989,1.58683,2 1990,-0.215888,2 1991,0.88785,2 1992,-0.876084,2 1993,1.55065,2 1994,-0.798366,2 1995,1.09078,2 1996,1.20667,2 1997,1.45392,2 1998,1.89314,2 1999,-1.53043,2 2000,1.41346,2 2001,0.717401,2 2002,2.68945,2 2003,1.97222,2 2004,2.53654,2 2005,1.51194,2 2006,0.676646,2 2007,2.40318,2 2008,0.115219,2 2009,0.802258,2 2010,1.46256,2 2011,1.68766,2 2012,-0.725733,2 2013,1.49939,2 2014,3.40395,2 2015,2.47073,2 2016,4.16878,2 2017,3.29848,2 2018,4.33175,2 2019,4.90973,2 2020,1.96151,2 2021,0.245417,2 2022,2.02591,2 2023,1.78381,2