Year,Value,NumPoints 1895,-1.86239,279 1896,-5.12852,278 1897,1.60029,279 1898,0.950722,279 1899,-0.103491,279 1900,-2.72559,279 1901,-2.21458,279 1902,-0.543888,279 1903,-4.34392,279 1904,-2.5846,279 1905,2.08165,279 1906,-7.73922,279 1907,2.42488,279 1908,-0.0394142,279 1909,-5.2521,279 1910,-2.13523,279 1911,-2.9395,279 1912,3.3932,279 1913,-4.62845,279 1914,0.0329515,279 1915,2.95316,279 1916,1.309,279 1917,-4.53319,279 1918,-0.780055,279 1919,-2.00325,279 1920,-2.80712,279 1921,-3.30422,279 1922,3.09919,279 1923,-1.72168,279 1924,0.430249,279 1925,-6.13161,279 1926,6.90711,279 1927,2.33292,279 1928,3.92195,279 1929,5.51531,279 1930,5.2689,279 1931,3.26519,279 1932,-3.88697,279 1933,-5.14995,279 1934,-6.68053,279 1935,-0.21629,279 1936,1.69655,279 1937,7.22591,279 1938,-2.15841,279 1939,-1.62997,279 1940,3.94728,279 1941,-0.820939,279 1942,6.72188,279 1943,-4.23575,279 1944,1.26973,279 1945,5.77851,279 1946,2.80785,279 1947,-5.27323,279 1948,1.77333,279 1949,0.998907,279 1950,3.15799,279 1951,-4.29215,279 1952,-2.69248,279 1953,-3.27114,279 1954,-1.82432,279 1955,3.67728,279 1956,-3.4625,279 1957,4.75585,279 1958,1.46092,279 1959,-1.61952,279 1960,1.28855,279 1961,4.5413,279 1962,1.94719,279 1963,5.0292,279 1964,-0.714285,279 1965,-1.48213,279 1966,-1.90309,279 1967,0.480458,279 1968,1.06111,279 1969,-2.67744,279 1970,-2.77987,279 1971,-6.49571,279 1972,-2.7169,279 1973,-3.20269,279 1974,-1.29785,279 1975,-2.62667,279 1976,-0.13643,279 1977,8.3606,279 1978,6.51681,279 1979,5.22412,279 1980,-1.14822,279 1981,10.4573,279 1982,-1.14807,279 1983,-1.03631,279 1984,1.02688,279 1985,9.24286,279 1986,2.5378,279 1987,3.96131,279 1988,3.59665,279 1989,-6.2976,279 1990,-1.28658,279 1991,1.62286,279 1992,2.91943,279 1993,1.137,279 1994,3.06853,279 1995,2.25655,279 1996,-1.39316,279 1997,-0.34633,279 1998,-0.32546,279 1999,-2.13356,279 2000,-0.119333,279 2001,7.53049,279 2002,3.86891,279 2003,4.60302,279 2004,-0.426662,279 2005,3.05397,279 2006,-2.68911,279 2007,2.17507,279 2008,-0.303012,279 2009,-0.525832,279 2010,0.296108,279 2011,3.37731,279 2012,-6.8511,279 2013,4.15653,279 2014,8.72408,279 2015,3.67448,279 2016,8.32677,279 2017,2.43832,279 2018,3.36496,279 2019,3.47913,279 2020,-3.25957,279 2021,4.77752,279 2022,0.825519,279