Year,Value,NumPoints 1895,-1.65623,49 1896,0.758512,70 1897,-3.92326,73 1898,-0.838415,74 1899,-1.2732,74 1900,-1.08806,74 1901,0.261109,74 1902,-0.499357,74 1903,-0.315962,74 1904,-2.33466,74 1905,-2.42344,74 1906,-0.257812,74 1907,-0.845092,74 1908,-3.26889,74 1909,-2.00778,74 1910,0.437627,74 1911,0.486817,74 1912,-0.441921,74 1913,-1.64562,74 1914,-1.91014,74 1915,0.036557,74 1916,-0.258294,74 1917,-0.265063,74 1918,0.809257,74 1919,0.27825,74 1920,-1.44449,74 1921,-1.24596,74 1922,-1.54582,74 1923,0.274245,74 1924,-1.10559,74 1925,1.07784,74 1926,1.64015,74 1927,-1.57092,74 1928,-1.07075,74 1929,2.00756,74 1930,-0.461378,74 1931,-0.360776,74 1932,-1.04825,74 1933,-1.36135,74 1934,0.539935,74 1935,-0.180768,74 1936,-0.274452,74 1937,1.46878,74 1938,1.42047,74 1939,-0.723346,74 1940,0.530031,74 1941,0.275316,74 1942,1.71907,74 1943,-0.25662,74 1944,-0.161063,74 1945,-0.340222,74 1946,-0.506125,74 1947,-0.796243,74 1948,-1.46336,74 1949,1.3734,74 1950,0.645257,74 1951,0.461591,74 1952,-0.921436,74 1953,0.0600021,74 1954,-0.04916,74 1955,-0.478194,74 1956,-0.811908,74 1957,0.513067,74 1958,-0.432767,74 1959,-0.386467,74 1960,-0.953729,74 1961,-0.0411117,74 1962,-1.01253,74 1963,1.06714,74 1964,0.232926,74 1965,1.1235,74 1966,0.625852,74 1967,0.540369,74 1968,-0.879063,74 1969,0.733322,74 1970,-1.78862,74 1971,-0.523202,74 1972,-1.43434,74 1973,0.173951,74 1974,1.50559,74 1975,-0.140297,74 1976,0.5867,74 1977,0.812899,74 1978,0.976641,74 1979,1.28111,74 1980,-0.842009,74 1981,-0.466625,74 1982,0.574322,74 1983,-1.613,74 1984,0.512106,74 1985,-0.437576,74 1986,0.468885,74 1987,-0.177041,74 1988,-0.194321,74 1989,1.55996,74 1990,0.47961,74 1991,1.45406,74 1992,-4.3988,74 1993,-0.0687731,74 1994,-0.202523,74 1995,3.12508,74 1996,-1.26051,74 1997,2.118,74 1998,0.733267,74 1999,0.633623,74 2000,-0.859065,74 2001,1.18527,74 2002,1.29068,74 2003,-0.510136,74 2004,-1.61937,74 2005,1.39805,74 2006,2.09819,74 2007,1.35719,74 2008,0.438666,74 2009,1.04195,74 2010,1.07547,74 2011,1.16622,74 2012,0.502225,74 2013,0.0592978,74 2014,1.11156,74 2015,-0.504819,74 2016,1.25655,74 2017,1.55321,74 2018,1.79815,74 2019,2.27185,74 2020,1.2834,74 2021,-0.24535,74