Year,Value,NumPoints 1895,-1.31517,41 1896,-2.00321,52 1897,-2.16828,57 1898,-0.683302,61 1899,-1.49493,62 1900,-1.14586,62 1901,-0.946914,62 1902,-0.112591,62 1903,-0.584223,62 1904,-0.698454,62 1905,0.956542,62 1906,-0.769627,62 1907,-0.847496,62 1908,-0.263923,62 1909,-2.21753,62 1910,-1.11628,62 1911,-0.285677,62 1912,1.23811,62 1913,-0.395721,62 1914,0.687133,62 1915,0.946359,62 1916,-0.506481,62 1917,-1.7852,62 1918,-1.07389,62 1919,-0.36458,62 1920,-0.880306,62 1921,-0.217546,62 1922,-0.315564,62 1923,0.849718,62 1924,-0.333591,62 1925,-0.0292056,62 1926,2.5646,62 1927,-0.849266,62 1928,0.933981,62 1929,1.12123,62 1930,-0.173466,62 1931,0.617569,62 1932,-1.03752,62 1933,-1.50816,62 1934,0.632337,62 1935,-0.0882059,62 1936,0.408605,62 1937,1.04441,62 1938,0.98323,62 1939,-0.163556,62 1940,2.24684,62 1941,1.11086,62 1942,1.20384,62 1943,1.21412,62 1944,1.21312,62 1945,0.0828656,62 1946,-0.414936,62 1947,0.500527,62 1948,-0.981028,62 1949,0.145073,62 1950,0.230048,62 1951,-0.308343,62 1952,0.164486,62 1953,0.540091,62 1954,-0.318548,62 1955,-1.16577,62 1956,-1.8881,62 1957,1.53409,62 1958,0.850225,62 1959,-0.412338,62 1960,0.83153,62 1961,-0.973194,62 1962,0.818812,62 1963,0.739107,62 1964,-1.08385,62 1965,-0.461614,62 1966,-0.979135,62 1967,0.785356,62 1968,0.079513,62 1969,0.719158,62 1970,0.143836,62 1971,-1.52933,62 1972,-1.11761,62 1973,-0.495633,62 1974,-0.690994,62 1975,-1.16844,62 1976,0.51106,62 1977,1.09455,62 1978,1.94413,62 1979,1.17813,62 1980,0.657476,62 1981,2.29437,62 1982,-0.176796,62 1983,0.843195,62 1984,0.447976,62 1985,0.481878,62 1986,1.0893,62 1987,1.64731,62 1988,1.32424,62 1989,0.739911,62 1990,0.0921234,62 1991,1.05882,62 1992,0.0512546,62 1993,2.53354,62 1994,0.610431,62 1995,1.32867,62 1996,-0.334288,62 1997,1.7028,62 1998,1.83768,62 1999,-0.363737,62 2000,1.72232,62 2001,1.42856,62 2002,2.62179,62 2003,2.07515,62 2004,2.0885,62 2005,2.24164,62 2006,0.802986,62 2007,1.52066,62 2008,0.0925142,62 2009,1.00508,62 2010,1.6686,62 2011,1.08196,62 2012,-0.226316,62 2013,1.48406,62 2014,2.76363,62 2015,2.67625,62 2016,3.68735,62 2017,2.20332,62 2018,2.81907,62 2019,3.84147,62 2020,1.14684,62 2021,0.693493,62