Year,Value,NumPoints 1900,0.267874,1825 1901,0.35986,1825 1902,0.244545,1825 1903,0.350433,1825 1904,0.427831,1825 1905,0.390541,1825 1906,0.294101,1825 1907,0.326771,1825 1908,0.304895,1825 1909,0.348434,1825 1910,0.319451,1825 1911,0.202493,1825 1912,0.340159,1825 1913,0.331464,1825 1914,0.28006,1825 1915,0.299907,1825 1916,0.381677,1825 1917,0.33384,1825 1918,0.356825,1825 1919,0.291249,1825 1920,0.266548,1825 1921,0.295263,1825 1922,0.323185,1825 1923,0.376854,1825 1924,0.380211,1825 1925,0.46736,1825 1926,0.490679,1825 1927,0.528653,1825 1928,0.435051,1825 1929,0.535644,1825 1930,0.561782,1825 1931,0.476369,1825 1932,0.488355,1825 1933,0.543227,1825 1934,0.492184,1825 1935,0.476139,1825 1936,0.619365,1825 1937,0.593688,1825 1938,0.451748,1825 1939,0.460039,1825 1940,0.490641,1825 1941,0.54327,1825 1942,0.537664,1825 1943,0.449034,1825 1944,0.521726,1825 1945,0.533799,1825 1946,0.476163,1825 1947,0.47751,1825 1948,0.396228,1825 1949,0.342682,1825 1950,0.379504,1825 1951,0.432212,1825 1952,0.382571,1825 1953,0.487826,1825 1954,0.528289,1825 1955,0.447516,1825 1956,0.424369,1825 1957,0.506483,1825 1958,0.51784,1825 1959,0.536135,1825 1960,0.556029,1825 1961,0.613513,1825 1962,0.519297,1825 1963,0.408553,1825 1964,0.398928,1825 1965,0.345904,1825 1966,0.37202,1825 1967,0.388619,1825 1968,0.353223,1825 1969,0.29241,1825 1970,0.299293,1825 1971,0.329127,1825 1972,0.401809,1825 1973,0.436728,1825 1974,0.4492,1825 1975,0.473279,1825 1976,0.405121,1825 1977,0.428907,1825 1978,0.380531,1825 1979,0.365944,1825 1980,0.448833,1825 1981,0.376061,1825 1982,0.358778,1825 1983,0.393771,1825 1984,0.453684,1825 1985,0.503849,1825 1986,0.490209,1825 1987,0.37776,1825 1988,0.467175,1825 1989,0.431579,1825 1990,0.574688,1825 1991,0.565672,1825 1992,0.503656,1825 1993,0.409663,1825 1994,0.441194,1825 1995,0.476524,1825 1996,0.484447,1825 1997,0.489465,1825 1998,0.587183,1825 1999,0.500127,1825 2000,0.571177,1825 2001,0.682221,1825 2002,0.714865,1825 2003,0.804929,1825 2004,0.883254,1825 2005,0.832937,1825 2006,0.81991,1825 2007,0.953912,1825 2008,0.869845,1825 2009,0.797156,1825 2010,0.918279,1825 2011,0.944812,1825 2012,0.982097,1825 2013,0.907651,1825 2014,0.964039,1825 2015,0.908635,1825 2016,1.12723,1825 2017,1.28453,1825 2018,1.10916,1825 2019,1.18108,1825 2020,1.07969,1825 2021,0.964589,1825 2022,0.880183,1825