Year,Value,NumPoints 1900,9.40392,20 1901,7.5108,20 1902,8.97293,20 1903,8.01804,20 1904,7.6709,20 1905,8.72226,20 1906,8.57756,20 1907,7.849,20 1908,7.16489,20 1909,7.81405,20 1910,7.3936,20 1911,8.54025,20 1912,8.72016,20 1913,8.74898,20 1914,8.34783,20 1915,9.72571,20 1916,7.53999,20 1917,8.42451,20 1918,8.2627,20 1919,8.10261,20 1920,8.18433,20 1921,8.6463,20 1922,8.83615,20 1923,8.95966,20 1924,8.42633,20 1925,8.69225,20 1926,10.1772,20 1927,8.53631,20 1928,8.13746,20 1929,9.25971,20 1930,8.7292,20 1931,8.94113,20 1932,8.64863,20 1933,8.02667,20 1934,9.06509,20 1935,9.47562,20 1936,10.5138,20 1937,9.67065,20 1938,8.47846,20 1939,8.5927,20 1940,9.34449,20 1941,10.3087,20 1942,10.004,20 1943,8.55132,20 1944,8.96455,20 1945,9.44669,20 1946,9.14995,20 1947,8.8965,20 1948,8.93083,20 1949,8.86246,20 1950,8.60039,20 1951,9.22527,20 1952,8.83078,20 1953,9.49546,20 1954,9.46093,20 1955,8.49265,20 1956,9.11959,20 1957,10.2772,20 1958,9.57196,20 1959,9.38647,20 1960,9.21393,20 1961,9.39156,20 1962,9.17145,20 1963,9.61092,20 1964,8.75716,20 1965,8.63389,20 1966,8.59823,20 1967,9.59326,20 1968,9.57767,20 1969,9.1225,20 1970,8.87129,20 1971,7.57011,20 1972,8.04661,20 1973,8.27412,20 1974,9.43103,20 1975,8.21403,20 1976,8.53394,20 1977,9.99287,20 1978,8.87825,20 1979,9.80687,20 1980,8.82546,20 1981,10.0926,20 1982,8.32928,20 1983,9.8673,20 1984,10.1481,20 1985,8.70339,20 1986,8.91377,20 1987,9.31316,20 1988,9.13554,20 1989,9.57387,20 1990,9.47674,20 1991,9.02956,20 1992,9.14907,20 1993,9.95762,20 1994,9.3881,20 1995,9.18631,20 1996,9.56296,20 1997,10.7565,20 1998,9.41366,20 1999,8.57815,20 2000,9.32821,20 2001,9.55161,20 2002,9.73628,20 2003,10.0238,20 2004,10.3062,20 2005,10.6505,20 2006,9.26908,20 2007,9.25799,20 2008,8.84189,20 2009,9.10262,20 2010,9.00377,20 2011,9.02861,20 2012,8.45709,20 2013,9.48696,20 2014,10.9432,20 2015,10.3935,20 2016,11.1901,20 2017,10.0022,20 2018,10.1858,20 2019,11.3125,20 2020,10.5073,20 2021,9.55692,20 2022,10.2561,20