Year,Value,NumPoints 1900,-0.0880077,2 1901,-0.325284,2 1902,-0.246081,2 1903,-0.145379,2 1904,-0.705978,2 1905,1.61459,2 1906,-0.0339339,2 1907,-0.217828,2 1908,0.193037,2 1909,-1.25151,2 1910,-0.811894,2 1911,-0.206106,2 1912,1.4644,2 1913,0.288259,2 1914,0.785433,2 1915,1.34646,2 1916,-0.389004,2 1917,-1.11425,2 1918,-0.270762,2 1919,-0.429856,2 1920,-0.789685,2 1921,-0.135563,2 1922,-0.469765,2 1923,0.762264,2 1924,-0.0297497,2 1925,-0.0980235,2 1926,2.63099,2 1927,-0.595956,2 1928,0.736837,2 1929,0.831472,2 1930,-0.287023,2 1931,0.951035,2 1932,-1.16247,2 1933,-1.45273,2 1934,0.794708,2 1935,-0.00371143,2 1936,0.712094,2 1937,0.415128,2 1938,0.672444,2 1939,-0.0592934,2 1940,1.87034,2 1941,1.12343,2 1942,0.817455,2 1943,1.03307,2 1944,0.981058,2 1945,0.0316373,2 1946,-0.33495,2 1947,0.63453,2 1948,-0.975579,2 1949,-0.505675,2 1950,-0.631344,2 1951,-0.700182,2 1952,0.184241,2 1953,0.408038,2 1954,-0.313192,2 1955,-1.08111,2 1956,-1.72466,2 1957,1.08645,2 1958,0.458715,2 1959,-0.0629648,2 1960,0.85543,2 1961,-0.649931,2 1962,0.343893,2 1963,0.893978,2 1964,-0.776751,2 1965,-0.733071,2 1966,-1.03789,2 1967,0.391092,2 1968,0.16146,2 1969,0.731697,2 1970,0.326046,2 1971,-1.35142,2 1972,-1.70382,2 1973,-0.894867,2 1974,0.0876387,2 1975,-1.0264,2 1976,1.10373,2 1977,1.543,2 1978,1.671,2 1979,0.987558,2 1980,0.822295,2 1981,2.21626,2 1982,-0.566383,2 1983,0.873509,2 1984,1.19794,2 1985,0.264553,2 1986,1.31364,2 1987,1.88028,2 1988,1.23252,2 1989,0.501039,2 1990,0.0983818,2 1991,1.12084,2 1992,0.298053,2 1993,2.26344,2 1994,0.887567,2 1995,1.11687,2 1996,-0.570492,2 1997,1.70628,2 1998,1.06207,2 1999,0.0179225,2 2000,1.63909,2 2001,1.31685,2 2002,1.97151,2 2003,1.92568,2 2004,2.07377,2 2005,2.20394,2 2006,0.235523,2 2007,1.03926,2 2008,-0.0232226,2 2009,0.970255,2 2010,1.45549,2 2011,0.726254,2 2012,-0.384864,2 2013,1.34957,2 2014,2.11828,2 2015,2.19862,2 2016,3.03041,2 2017,1.26069,2 2018,2.0828,2 2019,3.20108,2 2020,0.786952,2 2021,0.234491,2