Year,Value,NumPoints 1899,-1.19169,1684 1900,-1.74126,1721 1901,-0.358225,1725 1902,-2.26335,1729 1903,0.375847,1737 1904,-0.211973,1716 1905,-0.937523,1616 1906,0.489189,1727 1907,-1.87969,1809 1908,-1.22569,1762 1909,-1.06425,1817 1910,-1.7017,1764 1911,0.0194828,1752 1912,-0.769083,1834 1913,1.14489,1792 1914,2.07981,1834 1915,-2.55209,1845 1916,-3.67647,1842 1917,-3.2465,1824 1918,-1.73443,1806 1919,-0.453436,1806 1920,-1.16268,1792 1921,-0.542595,1866 1922,0.688973,1844 1923,0.10607,1844 1924,1.17204,1860 1925,0.966003,1886 1926,-0.664969,1929 1927,-0.423544,1929 1928,2.28035,1929 1929,-0.111463,1929 1930,0.774887,2700 1931,1.4798,2700 1932,-0.0210043,2700 1933,-1.64234,2700 1934,1.51779,1949 1935,1.12796,1958 1936,0.868407,2700 1937,1.23857,2700 1938,1.63815,2700 1939,2.27734,2700 1940,0.366017,2700 1941,-0.436419,2700 1942,1.80421,2700 1943,1.19796,1980 1944,2.787,1976 1945,-0.179441,2700 1946,-0.162504,2700 1947,1.07005,2700 1948,-2.09331,2700 1949,0.7893,2700 1950,0.525632,2700 1951,0.636436,2700 1952,0.896176,2700 1953,0.96336,2700 1954,0.907602,2700 1955,-1.56743,2700 1956,0.751397,2700 1957,-1.85989,2700 1958,-0.621491,2700 1959,0.393407,2700 1960,2.09788,2700 1961,-1.00266,2700 1962,0.126059,2700 1963,0.553038,2700 1964,0.129493,2700 1965,-1.45446,2700 1966,1.41064,2700 1967,1.361,2700 1968,-2.04345,2700 1969,1.81649,2700 1970,-0.479771,2700 1971,-0.550374,2700 1972,0.0356522,2700 1973,-0.209921,2700 1974,-0.546797,2700 1975,0.292533,2700 1976,-0.621142,2700 1977,-0.34835,2700 1978,-0.50827,2700 1979,0.149062,2700 1980,-0.705851,2700 1981,1.12709,2700 1982,0.556782,2700 1983,0.98346,2700 1984,0.0912172,2700 1985,1.85942,2700 1986,-0.190146,2700 1987,-0.297197,2700 1988,1.04902,2700 1989,0.7459,2700 1990,-0.743328,2700 1991,0.581665,2700 1992,0.418902,2700 1993,-0.787801,2700 1994,0.274226,2700 1995,-0.0983115,2700 1996,0.586852,2700 1997,0.188602,2700 1998,1.29029,2700 1999,0.904014,2700 2000,0.818989,2700 2001,2.07293,2700 2002,1.90591,2700 2003,2.39422,2700 2004,-0.297001,2700 2005,3.04873,2700 2006,3.25651,2700 2007,2.76562,2700 2008,1.94087,2700 2009,2.07561,2700 2010,1.46997,2700 2011,3.4006,2700 2012,1.30463,2700 2013,2.54347,2700 2014,2.5668,2700 2015,2.06851,2700 2016,2.22635,2700 2017,4.37861,2700 2018,2.71339,2700 2019,2.77603,2700 2020,3.47221,2700 2021,1.32798,2700 2022,2.79115,2700