Year,Value,NumPoints 1900,3.55933,68 1901,3.68401,68 1902,4.3825,68 1903,3.04637,68 1904,3.70404,68 1905,3.94052,68 1906,3.88549,68 1907,3.60186,68 1908,3.18713,68 1909,3.27748,68 1910,2.83606,68 1911,2.91408,68 1912,3.20597,68 1913,3.77142,68 1914,3.71282,68 1915,3.81804,68 1916,2.87279,68 1917,3.45042,68 1918,3.39626,68 1919,3.04948,68 1920,2.61576,68 1921,3.14533,68 1922,3.29089,68 1923,3.31053,68 1924,3.03602,68 1925,3.78412,68 1926,4.98593,68 1927,3.64497,68 1928,3.23086,68 1929,3.71742,68 1930,3.60816,68 1931,3.47846,68 1932,3.75891,68 1933,2.94069,68 1934,3.26898,68 1935,4.01066,68 1936,4.28248,68 1937,4.09401,68 1938,2.99543,68 1939,2.92928,68 1940,3.36041,68 1941,4.50179,68 1942,4.52806,68 1943,3.33306,68 1944,3.70867,68 1945,3.98746,68 1946,3.43383,68 1947,3.26343,68 1948,3.19443,68 1949,3.05304,68 1950,2.98098,68 1951,3.08964,68 1952,2.78655,68 1953,3.54317,68 1954,3.41784,68 1955,2.97437,68 1956,3.36769,68 1957,4.19306,68 1958,3.79895,68 1959,3.55856,68 1960,3.77359,68 1961,3.42428,68 1962,3.50733,68 1963,3.60912,68 1964,3.36472,68 1965,3.25852,68 1966,3.70309,68 1967,4.4007,68 1968,3.61992,68 1969,3.93666,68 1970,3.74848,68 1971,2.79269,68 1972,3.0427,68 1973,3.35695,68 1974,3.8684,68 1975,3.3253,68 1976,3.2845,68 1977,4.05701,68 1978,4.32036,68 1979,4.58486,68 1980,3.7976,68 1981,4.45536,68 1982,3.67648,68 1983,4.25629,68 1984,4.19878,68 1985,3.86944,68 1986,4.12624,68 1987,4.08464,68 1988,3.93948,68 1989,4.17672,68 1990,4.05408,68 1991,4.24802,68 1992,3.68496,68 1993,4.2872,68 1994,4.08609,68 1995,3.98678,68 1996,4.49802,68 1997,4.64471,68 1998,3.88528,68 1999,3.4205,68 2000,3.90895,68 2001,4.37133,68 2002,4.54335,68 2003,5.1651,68 2004,4.66189,68 2005,4.71058,68 2006,4.13977,68 2007,4.13099,68 2008,3.67108,68 2009,3.67537,68 2010,3.82707,68 2011,4.00308,68 2012,3.25414,68 2013,4.0519,68 2014,5.14323,68 2015,5.09844,68 2016,5.77406,68 2017,5.13257,68 2018,5.54194,68 2019,5.76213,68 2020,5.06562,68 2021,4.43174,68 2022,4.3071,68 2023,4.44252,68