Year,Value,NumPoints 1900,-0.154644,15 1901,-0.443704,15 1902,-0.275155,15 1903,-0.224573,15 1904,-0.814031,15 1905,1.32117,15 1906,-0.153401,15 1907,-0.269111,15 1908,0.00080963,15 1909,-1.41235,15 1910,-0.836034,15 1911,-0.249101,15 1912,1.34512,15 1913,0.153931,15 1914,0.580081,15 1915,1.35826,15 1916,-0.434146,15 1917,-1.16467,15 1918,-0.333958,15 1919,-0.535785,15 1920,-0.772705,15 1921,-0.18349,15 1922,-0.495851,15 1923,0.623718,15 1924,-0.13497,15 1925,-0.173077,15 1926,2.42983,15 1927,-0.616866,15 1928,0.698528,15 1929,0.86787,15 1930,-0.259943,15 1931,0.816926,15 1932,-1.08832,15 1933,-1.32051,15 1934,0.750226,15 1935,-0.101061,15 1936,0.64206,15 1937,0.494805,15 1938,0.660209,15 1939,0.00522963,15 1940,1.79815,15 1941,1.08761,15 1942,0.931172,15 1943,0.944446,15 1944,1.03357,15 1945,0.0967347,15 1946,-0.21878,15 1947,0.618472,15 1948,-0.886278,15 1949,-0.448672,15 1950,-0.651061,15 1951,-0.655898,15 1952,0.142894,15 1953,0.387807,15 1954,-0.291152,15 1955,-1.03873,15 1956,-1.58023,15 1957,1.0473,15 1958,0.582795,15 1959,-0.118617,15 1960,0.7905,15 1961,-0.550723,15 1962,0.436114,15 1963,0.896468,15 1964,-0.690965,15 1965,-0.716303,15 1966,-1.06534,15 1967,0.349024,15 1968,0.195323,15 1969,0.491862,15 1970,0.341301,15 1971,-1.28236,15 1972,-1.67653,15 1973,-0.816819,15 1974,-0.0117452,15 1975,-0.96172,15 1976,1.07127,15 1977,1.50067,15 1978,1.52826,15 1979,0.858268,15 1980,0.837274,15 1981,2.23879,15 1982,-0.586035,15 1983,0.705468,15 1984,1.10551,15 1985,0.267846,15 1986,1.14427,15 1987,1.83417,15 1988,1.16396,15 1989,0.542582,15 1990,0.109988,15 1991,1.01601,15 1992,0.342015,15 1993,2.22106,15 1994,0.864633,15 1995,1.05886,15 1996,-0.636517,15 1997,1.66293,15 1998,1.10853,15 1999,0.116919,15 2000,1.57345,15 2001,1.35375,15 2002,1.89622,15 2003,1.81269,15 2004,2.0075,15 2005,2.2281,15 2006,0.313176,15 2007,1.02907,15 2008,0.0345301,15 2009,0.904297,15 2010,1.50014,15 2011,0.723342,15 2012,-0.338068,15 2013,1.30884,15 2014,1.95384,15 2015,2.17243,15 2016,2.94489,15 2017,1.31338,15 2018,1.96881,15 2019,3.02474,15 2020,0.678454,15 2021,0.319294,15 2022,1.57001,15 2023,1.69855,15