Year,Value,NumPoints 1900,0.291697,1775 1901,1.17777,1696 1902,-0.0355803,1729 1903,1.3676,1753 1904,-2.1666,1721 1905,0.296004,1724 1906,-1.288,1628 1907,-1.09408,1750 1908,1.3556,1809 1909,-0.493163,1772 1910,0.26915,1840 1911,-0.16893,1781 1912,-0.990287,1834 1913,-0.190555,1767 1914,-0.179147,1810 1915,-0.979931,1830 1916,0.352747,1841 1917,0.249234,1842 1918,-0.987533,1816 1919,-2.95305,1810 1920,1.84897,1752 1921,0.223401,1792 1922,-2.92015,1840 1923,1.17513,1860 1924,0.0422418,1860 1925,-0.804925,1844 1926,-0.500771,1862 1927,1.23227,1929 1928,2.06364,1929 1929,1.52863,1949 1930,-1.5085,1925 1931,0.762869,2700 1932,0.692543,2700 1933,0.407006,2700 1934,3.43343,2700 1935,2.23597,1949 1936,-0.900628,1958 1937,1.27334,2700 1938,1.92371,2700 1939,0.730528,2700 1940,1.16105,2700 1941,1.05269,2700 1942,0.959646,2700 1943,2.28628,2700 1944,2.00282,1976 1945,1.38649,1980 1946,-1.53333,2700 1947,1.48154,2700 1948,0.0359128,2700 1949,-0.49434,2700 1950,-0.497314,2700 1951,-1.23309,2700 1952,0.544673,2700 1953,1.00955,2700 1954,-0.340709,2700 1955,-1.45737,2700 1956,1.04889,2700 1957,0.368548,2700 1958,-0.122416,2700 1959,1.5933,2700 1960,0.157426,2700 1961,0.255691,2700 1962,1.28535,2700 1963,1.33148,2700 1964,1.30085,2700 1965,-0.80886,2700 1966,-2.12375,2700 1967,-1.26045,2700 1968,0.791829,2700 1969,-0.884947,2700 1970,-0.0559214,2700 1971,-0.119706,2700 1972,-0.271053,2700 1973,0.241448,2700 1974,-0.926604,2700 1975,1.25774,2700 1976,-0.598053,2700 1977,-0.446257,2700 1978,0.703443,2700 1979,-3.64242,2700 1980,2.40083,2700 1981,1.70846,2700 1982,1.15333,2700 1983,0.281854,2700 1984,-0.00466368,2700 1985,-0.54588,2700 1986,2.14594,2700 1987,-0.563564,2700 1988,1.68687,2700 1989,3.00893,2700 1990,-0.324935,2700 1991,0.4338,2700 1992,0.747615,2700 1993,2.17576,2700 1994,-0.111372,2700 1995,3.09404,2700 1996,2.07418,2700 1997,1.13456,2700 1998,-0.133034,2700 1999,0.798741,2700 2000,2.9664,2700 2001,1.23784,2700 2002,0.263254,2700 2003,1.08971,2700 2004,0.795063,2700 2005,2.56919,2700 2006,2.89094,2700 2007,1.24185,2700 2008,1.9786,2700 2009,0.0813508,2700 2010,2.16825,2700 2011,1.27032,2700 2012,3.39137,2700 2013,0.928046,2700 2014,3.21486,2700 2015,2.62268,2700 2016,4.70684,2700 2017,3.53959,2700 2018,3.76119,2700 2019,3.18036,2700 2020,2.82258,2700 2021,1.35153,2700 2022,2.5974,2700 2023,2.36876,2700