Year,Value,NumPoints 1900,0.0504405,2 1901,-0.524754,2 1902,-0.123421,2 1903,-0.553906,2 1904,-0.9749,2 1905,0.562579,2 1906,-0.0656746,2 1907,-0.461255,2 1908,-0.568705,2 1909,-1.56383,2 1910,-0.844895,2 1911,-0.858,2 1912,0.490355,2 1913,-0.339637,2 1914,-0.161559,2 1915,0.959991,2 1916,-1.21869,2 1917,-1.1589,2 1918,-0.599974,2 1919,-0.830098,2 1920,-0.869725,2 1921,-0.419426,2 1922,-0.59037,2 1923,0.444467,2 1924,-0.123382,2 1925,-0.102964,2 1926,1.49375,2 1927,-0.326561,2 1928,0.519301,2 1929,0.313877,2 1930,0.0156976,2 1931,0.584591,2 1932,-0.374803,2 1933,-0.901418,2 1934,0.577836,2 1935,-0.107959,2 1936,0.496879,2 1937,0.153197,2 1938,0.266675,2 1939,-0.0102995,2 1940,1.03288,2 1941,1.22743,2 1942,0.986238,2 1943,0.127774,2 1944,0.731437,2 1945,0.13307,2 1946,-0.0423721,2 1947,0.282117,2 1948,-0.392011,2 1949,-0.625791,2 1950,-1.14462,2 1951,-0.511179,2 1952,-0.0428,2 1953,0.249803,2 1954,-0.306298,2 1955,-1.11285,2 1956,-0.669193,2 1957,0.359797,2 1958,1.09285,2 1959,0.1477,2 1960,0.35707,2 1961,0.293393,2 1962,0.405489,2 1963,1.03915,2 1964,-0.19987,2 1965,-0.313555,2 1966,-0.430278,2 1967,0.209119,2 1968,-0.00106891,2 1969,-0.0610979,2 1970,-0.0061934,2 1971,-0.693535,2 1972,-0.93934,2 1973,-0.664909,2 1974,0.0898787,2 1975,-0.627079,2 1976,0.18108,2 1977,0.718211,2 1978,0.516811,2 1979,0.401433,2 1980,0.517469,2 1981,1.40046,2 1982,-0.323884,2 1983,0.918791,2 1984,0.545823,2 1985,-0.128234,2 1986,0.692345,2 1987,0.988637,2 1988,0.57995,2 1989,0.898348,2 1990,0.586256,2 1991,0.580504,2 1992,0.765296,2 1993,1.3104,2 1994,0.667226,2 1995,0.897113,2 1996,-0.0285145,2 1997,1.49938,2 1998,1.22235,2 1999,0.332483,2 2000,0.535493,2 2001,0.35913,2 2002,0.609117,2 2003,1.14077,2 2004,1.4953,2 2005,1.42553,2 2006,0.363556,2 2007,0.361961,2 2008,-0.180828,2 2009,0.215122,2 2010,1.03069,2 2011,0.277077,2 2012,0.128143,2 2013,1.19152,2 2014,1.32244,2 2015,1.895,2 2016,2.07483,2 2017,0.767506,2 2018,1.35101,2 2019,1.50054,2 2020,0.739852,2 2021,0.441787,2 2022,1.04761,2 2023,1.45618,2