Year,Value,NumPoints 1900,5.14752,68 1901,4.96269,68 1902,4.55235,68 1903,5.37932,68 1904,4.1923,68 1905,5.07221,68 1906,5.39113,68 1907,4.29793,68 1908,4.44906,68 1909,3.46873,68 1910,4.34129,68 1911,3.50648,68 1912,4.67698,68 1913,6.25949,68 1914,4.66521,68 1915,5.84008,68 1916,4.04187,68 1917,4.29351,68 1918,4.44416,68 1919,3.75337,68 1920,4.55473,68 1921,4.30048,68 1922,4.58743,68 1923,4.61044,68 1924,4.92937,68 1925,4.50162,68 1926,6.2593,68 1927,6.32027,68 1928,5.04852,68 1929,5.71077,68 1930,5.89023,68 1931,5.50406,68 1932,5.01746,68 1933,5.76063,68 1934,4.7565,68 1935,5.08173,68 1936,5.84805,68 1937,5.6951,68 1938,5.85211,68 1939,5.23577,68 1940,5.16949,68 1941,6.27186,68 1942,6.52637,68 1943,4.69284,68 1944,5.62583,68 1945,6.01042,68 1946,5.08755,68 1947,4.74286,68 1948,4.14004,68 1949,4.14454,68 1950,4.88315,68 1951,4.92654,68 1952,5.01936,68 1953,5.00757,68 1954,5.19203,68 1955,5.64195,68 1956,4.88286,68 1957,4.712,68 1958,5.88824,68 1959,5.82827,68 1960,5.37161,68 1961,5.46123,68 1962,5.38986,68 1963,5.84216,68 1964,5.88219,68 1965,4.23162,68 1966,4.79038,68 1967,4.97157,68 1968,4.99854,68 1969,4.53061,68 1970,5.57859,68 1971,5.00725,68 1972,4.29787,68 1973,4.64907,68 1974,4.81226,68 1975,5.02457,68 1976,4.6526,68 1977,5.76662,68 1978,5.16847,68 1979,5.64098,68 1980,5.16401,68 1981,5.51262,68 1982,5.36569,68 1983,5.43877,68 1984,6.11777,68 1985,6.04141,68 1986,5.62696,68 1987,6.34346,68 1988,5.75105,68 1989,5.12004,68 1990,5.57552,68 1991,5.29303,68 1992,5.71653,68 1993,5.31921,68 1994,6.23415,68 1995,5.30489,68 1996,5.44918,68 1997,4.96684,68 1998,5.68767,68 1999,5.74683,68 2000,4.8469,68 2001,5.83655,68 2002,5.10592,68 2003,6.42635,68 2004,5.24481,68 2005,5.74408,68 2006,5.67453,68 2007,4.89143,68 2008,4.65862,68 2009,4.65653,68 2010,5.62617,68 2011,5.36355,68 2012,4.60687,68 2013,5.24657,68 2014,6.14584,68 2015,6.82147,68 2016,6.59512,68 2017,6.13593,68 2018,5.93747,68 2019,6.40307,68 2020,6.11961,68 2021,5.84005,68