Year,Value,NumPoints 1895,-1.32353,212 1896,-2.71869,176 1897,-1.40171,212 1898,-2.98833,230 1899,-2.32214,230 1900,1.19737,230 1901,-1.27872,230 1902,0.920509,226 1903,0.0513725,230 1904,-2.53111,230 1905,2.03642,230 1906,1.31612,230 1907,-5.14213,230 1908,2.29389,230 1909,-3.37784,230 1910,-2.85893,230 1911,1.05137,230 1912,2.74786,230 1913,2.81426,230 1914,1.52377,230 1915,-0.246409,230 1916,-0.388175,230 1917,1.44961,230 1918,-1.1263,230 1919,-0.187296,230 1920,3.54513,230 1921,-1.67815,230 1922,-0.296943,230 1923,2.28243,230 1924,-0.761449,230 1925,-3.46263,230 1926,0.235029,230 1927,1.49036,230 1928,3.51867,230 1929,3.14452,230 1930,-3.89956,230 1931,2.32094,230 1932,-3.70686,230 1933,-0.928178,230 1934,3.78018,230 1935,3.06999,230 1936,-2.76502,230 1937,-1.04425,230 1938,-1.03741,230 1939,0.560776,230 1940,1.74576,230 1941,3.88656,230 1942,4.6668,230 1943,1.76857,230 1944,3.37175,230 1945,2.34969,230 1946,-0.28474,230 1947,1.04144,230 1948,-0.979223,230 1949,-2.5466,230 1950,-3.27188,230 1951,-1.07951,230 1952,0.0355146,230 1953,1.11135,230 1954,-3.16471,230 1955,-1.77685,230 1956,-2.56424,230 1957,-0.436978,230 1958,1.17001,230 1959,3.1403,230 1960,2.79023,230 1961,-1.13989,230 1962,2.98552,230 1963,2.28424,230 1964,0.331603,230 1965,-3.30675,230 1966,0.239702,230 1967,0.0673015,230 1968,0.0459059,230 1969,-0.803555,230 1970,3.49743,230 1971,-0.926406,230 1972,-2.25273,230 1973,0.140736,230 1974,-3.0831,230 1975,-1.29288,230 1976,-2.82662,230 1977,4.7403,230 1978,2.44778,230 1979,-4.00222,230 1980,3.6285,230 1981,2.2768,230 1982,0.582159,230 1983,1.54031,230 1984,-1.96652,230 1985,-1.13028,230 1986,2.36741,230 1987,2.40188,230 1988,2.18289,230 1989,2.59867,230 1990,-5.12637,230 1991,1.08089,230 1992,-0.208669,230 1993,2.62557,230 1994,-0.226628,230 1995,1.58222,230 1996,0.719262,230 1997,4.61106,230 1998,3.08498,230 1999,-2.48669,230 2000,4.34794,230 2001,3.82823,230 2002,1.5752,230 2003,4.61626,230 2004,2.73875,230 2005,1.74727,230 2006,3.28692,230 2007,0.554348,230 2008,-0.717309,230 2009,0.070992,230 2010,3.33446,230 2011,0.78734,230 2012,3.25128,230 2013,1.57871,230 2014,0.897261,230 2015,3.48643,230 2016,5.49475,230 2017,1.6458,230 2018,3.06358,230 2019,3.69452,230