Year,Value,NumPoints 1900,0.0543418,2 1901,-0.299145,2 1902,-0.0824246,2 1903,-0.288463,2 1904,-0.861374,2 1905,1.21441,2 1906,-0.120237,2 1907,-0.223329,2 1908,0.494827,2 1909,-1.40226,2 1910,-0.661478,2 1911,0.0410907,2 1912,1.8116,2 1913,0.0527405,2 1914,0.977956,2 1915,1.16408,2 1916,-0.160342,2 1917,-1.48049,2 1918,-0.803669,2 1919,-0.0972411,2 1920,-0.454886,2 1921,-0.0865655,2 1922,-0.431005,2 1923,0.929244,2 1924,-0.288346,2 1925,-0.151237,2 1926,3.04881,2 1927,-0.975313,2 1928,1.2007,2 1929,1.39744,2 1930,-0.294826,2 1931,0.70844,2 1932,-1.42572,2 1933,-1.8481,2 1934,0.679263,2 1935,-0.603671,2 1936,0.192186,2 1937,0.843242,2 1938,1.02877,2 1939,-0.272502,2 1940,2.29977,2 1941,0.995918,2 1942,1.27032,2 1943,1.42687,2 1944,1.41145,2 1945,0.0866301,2 1946,-0.411909,2 1947,0.685144,2 1948,-1.24406,2 1949,0.130461,2 1950,-0.00081265,2 1951,-0.472426,2 1952,0.236366,2 1953,0.692051,2 1954,-0.405899,2 1955,-1.18964,2 1956,-2.22766,2 1957,1.88791,2 1958,0.983396,2 1959,-0.701551,2 1960,1.01351,2 1961,-1.17698,2 1962,1.03226,2 1963,0.719529,2 1964,-1.27114,2 1965,-0.490766,2 1966,-1.28388,2 1967,0.759551,2 1968,0.154501,2 1969,0.781967,2 1970,0.251784,2 1971,-2.1297,2 1972,-1.38474,2 1973,-0.30661,2 1974,-1.10457,2 1975,-1.16686,2 1976,1.16313,2 1977,1.22098,2 1978,2.32024,2 1979,1.1036,2 1980,0.991654,2 1981,2.7892,2 1982,-0.410324,2 1983,0.555789,2 1984,0.133772,2 1985,0.483043,2 1986,0.877349,2 1987,1.91589,2 1988,1.40202,2 1989,0.455742,2 1990,-0.0994175,2 1991,1.26509,2 1992,-0.217247,2 1993,2.89992,2 1994,0.824138,2 1995,1.39837,2 1996,-0.782583,2 1997,1.63196,2 1998,1.78002,2 1999,-0.59833,2 2000,1.73432,2 2001,1.62589,2 2002,2.78065,2 2003,1.91642,2 2004,2.08328,2 2005,2.22977,2 2006,0.512461,2 2007,1.52665,2 2008,-0.133505,2 2009,1.06875,2 2010,1.77904,2 2011,1.00841,2 2012,-0.396025,2 2013,1.15732,2 2014,2.38088,2 2015,2.38461,2 2016,3.39798,2 2017,2.19742,2 2018,2.48342,2 2019,3.46281,2 2020,0.619312,2 2021,0.483196,2 2022,1.49079,2 2023,1.84385,2