Year,Value,NumPoints 1895,-0.830756,105 1896,-5.39902,105 1897,-0.00528793,105 1898,1.15863,105 1899,0.0498065,105 1900,-0.815353,105 1901,-0.690654,105 1902,2.08206,105 1903,-2.39794,105 1904,-0.0529019,105 1905,2.94775,105 1906,-2.46876,105 1907,-2.36312,105 1908,2.66327,105 1909,-1.97299,105 1910,-1.10259,105 1911,-0.557493,105 1912,4.04295,105 1913,0.182511,105 1914,2.00865,105 1915,4.68552,105 1916,0.253845,105 1917,-1.24614,105 1918,-3.25117,105 1919,0.669803,105 1920,2.12457,105 1921,-1.57946,105 1922,3.68025,105 1923,1.75245,105 1924,-0.923925,105 1925,-4.09103,105 1926,4.09095,105 1927,1.67552,105 1928,4.31228,105 1929,6.23387,105 1930,-0.298878,105 1931,5.53169,105 1932,-2.92386,105 1933,-1.94893,105 1934,-2.47323,105 1935,3.7289,105 1936,-0.941507,105 1937,1.61954,105 1938,-0.996364,105 1939,1.7609,105 1940,4.78129,105 1941,3.18604,105 1942,5.84504,105 1943,-2.15246,105 1944,4.82713,105 1945,5.2026,105 1946,2.3297,105 1947,-3.40338,105 1948,2.9931,105 1949,-1.9293,105 1950,-1.782,105 1951,-1.2465,105 1952,-0.949669,105 1953,0.554204,105 1954,-1.5189,105 1955,-1.50815,105 1956,-2.98424,105 1957,-0.453184,105 1958,0.763728,105 1959,1.42007,105 1960,2.54677,105 1961,4.14814,105 1962,0.402837,105 1963,3.80514,105 1964,2.51402,105 1965,-4.60078,105 1966,-1.49756,105 1967,-0.653852,105 1968,1.49255,105 1969,-2.79414,105 1970,3.82322,105 1971,-3.70627,105 1972,-2.00266,105 1973,-0.387566,105 1974,-1.93466,105 1975,-1.33105,105 1976,-2.57819,105 1977,7.11575,105 1978,3.08381,105 1979,0.427996,105 1980,1.4345,105 1981,3.52406,105 1982,-0.0511873,105 1983,2.13152,105 1984,-0.025836,105 1985,3.93791,105 1986,6.18044,105 1987,6.1019,105 1988,3.4454,105 1989,1.69562,105 1990,-0.952118,105 1991,1.62738,105 1992,1.87732,105 1993,2.70668,105 1994,3.4715,105 1995,2.63251,105 1996,-0.165152,105 1997,2.48644,105 1998,2.66126,105 1999,-1.65488,105 2000,2.90861,105 2001,8.049,105 2002,3.50461,105 2003,7.32858,105 2004,1.73631,105 2005,3.3683,105 2006,3.75254,105 2007,3.16752,105 2008,1.43374,105 2009,1.14446,105 2010,3.75589,105 2011,0.666088,105 2012,1.74291,105 2013,2.14677,105 2014,4.80304,105 2015,5.71803,105 2016,7.62817,105 2017,2.78255,105 2018,6.4224,105 2019,5.19275,105 2020,-0.794459,105