Year,Value,NumPoints 1895,9.64318,43 1896,9.5726,43 1897,9.17651,43 1898,11.905,43 1899,9.69818,43 1900,11.0963,43 1901,8.25317,43 1902,9.89708,43 1903,9.4067,43 1904,8.37118,43 1905,10.0085,43 1906,9.76244,43 1907,8.78897,43 1908,8.25965,43 1909,8.83564,43 1910,8.71832,43 1911,9.91174,43 1912,10.2652,43 1913,9.81238,43 1914,9.45955,43 1915,10.9661,43 1916,9.10118,43 1917,9.50484,43 1918,9.26396,43 1919,9.22381,43 1920,9.39218,43 1921,9.94032,43 1922,9.65977,43 1923,10.2607,43 1924,9.45763,43 1925,9.68021,43 1926,11.0558,43 1927,10.0208,43 1928,9.57975,43 1929,10.5047,43 1930,10.0995,43 1931,10.2186,43 1932,9.59354,43 1933,9.25614,43 1934,10.4619,43 1935,10.2853,43 1936,11.966,43 1937,11.0089,43 1938,10.1727,43 1939,9.86798,43 1940,10.9378,43 1941,11.576,43 1942,11.2775,43 1943,9.8743,43 1944,10.3843,43 1945,10.2833,43 1946,10.2218,43 1947,9.70033,43 1948,9.76,43 1949,9.98666,43 1950,9.1932,43 1951,10.4422,43 1952,10.2871,43 1953,10.5539,43 1954,10.6883,43 1955,9.7845,43 1956,10.6097,43 1957,11.6216,43 1958,11.2782,43 1959,10.7258,43 1960,10.4883,43 1961,10.8876,43 1962,10.7012,43 1963,11.2457,43 1964,9.96972,43 1965,9.70547,43 1966,9.83977,43 1967,10.6857,43 1968,10.7416,43 1969,9.97577,43 1970,9.87311,43 1971,8.87833,43 1972,9.32602,43 1973,9.40629,43 1974,10.4198,43 1975,9.22501,43 1976,9.71355,43 1977,10.9483,43 1978,10.2578,43 1979,10.9115,43 1980,10.1404,43 1981,11.1338,43 1982,9.69256,43 1983,11.1223,43 1984,11.0218,43 1985,9.76028,43 1986,10.2059,43 1987,10.1705,43 1988,10.0862,43 1989,10.965,43 1990,10.81,43 1991,10.0389,43 1992,10.1277,43 1993,11.1371,43 1994,10.7654,43 1995,10.4193,43 1996,10.5102,43 1997,11.8661,43 1998,10.5715,43 1999,9.57669,43 2000,10.2956,43 2001,10.2058,43 2002,10.6252,43 2003,11.1373,43 2004,11.612,43 2005,11.9336,43 2006,10.4067,43 2007,10.2642,43 2008,9.81427,43 2009,10.2883,43 2010,10.4586,43 2011,10.42,43 2012,9.77946,43 2013,10.8807,43 2014,12.041,43 2015,11.6053,43 2016,12.1019,43 2017,11.0295,43 2018,11.5906,43 2019,12.1996,43 2020,11.4669,43