1901,9.6,10.3,9.6,7,6.1,4.9,4,4.9,8.7,8.8,8.9,9.6
1902,9.9,9.4,9.9,9.1,6.5,4.8,3.6,2.5,7.4,8.1,8.7,10.4
1903,10.3,11.6,8.2,6.7,4.5,3.5,3.5,4,8.2,7,8.1,8.4
1904,9.3,9.5,8.7,7.8,4.7,3.4,4.2,4.6,7.8,7.7,9.1,9
1905,9.5,9.6,9.4,7,5.1,4.6,3.4,4.6,7.4,9.4,9.1,9.6
1906,9.5,10.9,10.4,9.2,6.3,1.6,3.4,4.5,7.2,8.3,8.9,9.4
1907,9.5,9.8,10.6,7,3.9,2.6,2.9,3,7.1,7.7,9.4,10.1
1908,10.2,9.4,9.6,6.9,4.8,4.2,3.5,3.3,6.4,7,9.1,9.3
1909,10.2,9.1,8.7,7.4,3.5,2,2.4,4.6,7.6,7.7,9.2,9.1
1910,9.2,9.1,8,7.5,4.4,4,3.1,4.9,6.7,7.2,9.5,8.7
1911,9.5,10,8.3,7.1,4.6,1.9,2.7,3.5,6.4,7.4,9.2,10.2
1912,10.4,11.1,10.2,7.8,4.9,3.5,1.7,3.8,6.6,8.2,8.8,10.2
1913,9.2,9.9,9,8,5,2.9,4.1,4.6,6.3,8.5,9.3,9.5
1914,10.2,10.5,9,7.1,5.9,4.2,4.7,4.7,5.8,7.5,8.9,9.8
1915,11,10.9,9.4,9.5,6.4,1.3,3.3,5.1,6.3,8.5,9.2,10.4
1916,10.3,9.2,9.2,8.1,4.7,0.2,1.2,3.9,7.3,7.6,9.1,9.1
1917,9.6,8.6,8.1,6.9,2.9,2.1,1.9,3.6,6.5,7,8.4,9.6
1918,9.2,9.2,8.7,7.5,4.1,3,3.1,4.5,6.2,7.6,10.1,10.9
1919,10.3,10.9,10,8.5,6.5,3.5,3.4,3.5,6.4,8.5,9.8,10.3
1920,10.2,10,9.8,8.5,5.3,2.3,2.1,3.9,6.6,7.5,9.6,9.9
1921,9.7,9.8,8.7,8,6,0.9,1.6,4.2,5.8,7.8,8.7,10.3
1922,9.7,10.3,9,7.8,4.8,1.4,4.1,3.4,7,7.3,9.4,9.6
1923,9.3,10.1,9.4,7.9,3.7,3.6,2,3.9,7.5,7.2,10,9.8
1924,9.9,10.4,9.9,7.6,4.7,3.1,2.7,2.9,5.7,7.1,8.9,10.1
1925,10,9.9,9.6,8.3,5,2.6,2.3,6.2,7.3,8,10.1,10.6
1926,10.5,10.1,10.2,8.2,4.3,4,2.2,4.5,7.1,8.6,10.6,9.4
1927,10.2,9.3,8.7,6.8,3.8,1.8,1.7,2.9,5.8,9.5,10.3,11
1928,9.8,10.8,10.2,7.8,5.3,2.3,2.1,3.9,6.2,8.1,10.2,10.4
1929,10.1,10,8.6,7.1,4,2.4,1.6,2.7,5.7,8.5,9.7,10.7
1930,10.3,9.6,9.3,7.6,4.6,2.8,3,3.8,5.7,8.6,9.7,11.8
1931,10.1,9.7,9.4,7.7,3.1,1.5,2.4,3.6,5.5,9.3,10.4,10.2
1932,9.6,10.1,9.6,7.9,4.3,2.8,4.3,3.8,6.4,8.4,9.4,9.6
1933,9.3,9.8,9.3,7.4,4.6,2.3,1.1,4,6.4,8.2,8.9,9.7
1934,9.5,8.6,9.4,6.5,4.9,3.3,3,4.3,5.9,8.4,9.9,10.9
1935,10,10.4,9.7,7,5,2.2,2.5,3.1,6.3,7.3,9.7,10.9
1936,10.2,9.6,9.4,7.7,5.4,2.7,2.6,3.1,6.9,9.4,9.1,10.6
1937,9.8,10.7,9.2,6.6,3.9,2.7,2.6,4.4,5.7,7,10.1,10.3
1938,9.3,9.6,9.4,6.1,3.9,2.5,2.2,2.6,5.8,7.8,9.5,9.5
1939,10.7,9.7,8.6,7.1,5.4,3.6,2.5,5.3,6.9,8.6,9.4,9.5
1940,9.7,9.3,8.9,8.1,5.7,3.8,3.9,4.2,6.9,8.1,9.6,11.1
1941,10.6,10.5,9.5,8.9,5.5,3.2,2.7,5,5.6,9.6,10.5,11.2
1942,10.9,10.1,8.8,6.7,4.3,1.3,1.3,3.7,6.4,7.4,9.3,9.6
1943,10.3,9.9,8.9,7,5.3,2.9,3.6,3.1,6.2,8.3,9.3,9.4
1944,9.5,9.5,8.6,7.5,5.2,3,3.7,5.4,8,8.8,8.7,10.1
1945,9.2,9.4,9.2,8.2,4.9,2.8,3.2,4.6,7.4,9.2,9.7,10.1
1946,9.8,10,9.1,7.9,4.4,2.5,2,4.3,7.2,8.2,10.2,10.1
1947,10.8,9.3,8.6,7.9,4.3,3.5,1.8,3.2,5.9,7.5,8.8,10.1
1948,9.9,9.5,8.5,7,4.7,3.2,2.8,4.3,7.2,8.3,9.3,10
1949,9.5,9.5,9.5,7.5,4.3,2.6,1.9,3.4,5.4,6.2,9.1,9.2
1950,8.3,8.9,7.7,7.3,4.7,1.5,2.7,3.9,5.9,7.4,9,10.3
1951,9,8.3,8.5,6.6,3.9,1.6,3,3.1,5.2,7.7,9.6,8.9
1952,9.6,9,9,6,6,0.7,1.8,4.9,6.8,7.8,8.4,8.5
1953,10.1,9.4,9.3,7,4,2.6,1.8,4.2,8.1,9.7,10.9,10
1954,10.4,10.1,8.4,7.6,4.3,3.3,2.7,4.4,6.6,8.2,9.2,10.4
1955,9.6,8.8,8.6,7.9,5.1,2.7,2.1,3.7,6.7,7.6,8.9,10.1
1956,9.1,9.4,9.5,7.7,3.7,1.5,1.5,3.1,5.8,8.1,8.9,9.7
1957,9.7,9.7,10,8,6.1,2.6,2.7,4.5,6.6,9.6,9.8,11.3
1958,10.5,10.4,10.2,8.6,4.3,2.2,0.8,2.3,5,8.1,8.9,9.6
1959,9.5,9.4,8.9,6.9,4.2,2.2,2.6,3.2,6.7,8,8.7,9.7
1960,8.8,8.2,8.3,7.4,3.6,1.8,1.6,3.4,5.6,7.5,9,9.6
1961,10.5,10,9.8,7.4,4,1.2,1.5,3.6,5.5,8,8.7,9.8
1962,8.9,8.3,8.3,6.8,4.4,1.5,1.4,2.5,5.6,6.9,7.6,9
1963,9.7,9.5,9.2,7.3,5.4,2.8,3.2,4.9,6.2,8.1,9.5,9.5
1964,9.8,9.5,8.6,7.3,3.8,1.5,1.2,2.2,5.2,8.5,8.7,10.1
1965,9.2,9.3,8.4,7.5,3.6,3.4,2.8,4.4,5.3,7.8,9,10.4
1966,10,10,9.3,6.6,3.8,2.2,1.7,2.8,6.1,8.6,9,9.4
1967,9.8,10,9,7.5,5.4,1.9,1.5,3.3,6.4,7.9,8.8,8.8
1968,9.3,8.7,8.2,6.2,3.6,1.8,2.4,3.3,6.1,8.2,8.6,10.4
1969,10.2,10.5,9.3,8.6,6.3,3.4,3.8,4.8,7.5,8.8,10.5,10.1
1970,9.6,9.5,9,7.8,5.3,3.1,2.5,3.4,6.3,8.2,9.3,9.3
1971,9.8,7.9,9.2,7.2,4.7,2.3,2.6,3.6,5.9,6.5,8,9.3
1972,8.7,8.8,8.3,6.5,5,3.4,3.2,4.4,5.7,8.2,10.2,9.8
1973,10.3,9.6,9,7.8,4.9,2.3,1.9,2.6,5.8,7.3,9.1,9.1
1974,9,7.8,8.2,7,3.7,1.5,2.2,3.3,5.1,7,8.2,7.7
1975,9.4,8.9,8.8,6.8,3.6,2.1,1.3,3.5,5.3,7.5,8.3,9
1976,9,8.5,8.2,5.9,3.2,1.9,2,2.6,4.3,7.1,9.2,10.6
1977,10.2,9.1,8.6,7.2,4.5,2.2,2.4,2.8,5.7,7.5,8.7,8.9
1978,8.7,8.8,8.5,6.5,4.4,2.2,2.4,3.5,5.3,7.8,9.7,8.9
1979,8.8,9,9,6.4,3.8,1.8,1.3,3.5,5.8,8.1,9.4,10.4
1980,10.5,11.1,9.7,7.5,4.4,3.1,2.7,3.8,5.8,8.2,9.2,10.1
1981,9.8,9.3,9.3,6.7,4.9,1.6,1.5,3.4,5.5,8.1,9.5,11
1982,10.3,9.8,9.3,6.7,3.9,2,3,4.7,7.1,9.6,11,11.2
1983,11.7,10.9,11.7,9.2,6.3,3.8,4.4,5.5,7,8.1,8.9,10
1984,9.1,8.4,8.7,6.6,4.4,1.5,1.7,2.9,5.5,8.7,9.5,10.1
1985,9.5,8.9,9.6,7.3,4.3,2.2,1.8,4,5.2,8,9.2,9.8
1986,9.7,9.7,9.3,7.4,4.3,2.4,1.5,3.7,5.2,7.8,9.4,10.1
1987,10.2,9.7,9.1,7.7,4.8,2.5,3.4,4.8,6.2,8.8,9.9,11
1988,10.3,9.6,9.6,7.7,4.9,2.5,2.7,5.1,6.7,8,9,9.9
1989,9.9,9.9,8.8,7.1,4.2,2.7,2.4,3.8,6,8.4,9.2,10.8
1990,10.1,9.1,8.7,7.7,4.8,2.5,1.8,4.3,6.2,8.6,10,10.7
1991,10.4,9.8,9.4,7.6,5.3,3.3,3.2,4.4,6.4,7.9,8.9,10
1992,9.6,7.7,9.3,7.3,6,2.7,2.1,3,5.3,8.3,8.9,10.6
1993,10.5,8.6,8.7,7.9,4.5,2.7,2.4,3.7,5.9,8.4,9.7,10.2
1994,10.2,10.2,9.1,8.1,6.2,3.5,2.1,4.5,7.5,9.2,9.5,10.7
1995,10.4,9.6,9.2,7.7,4.7,2.5,2.3,4,6.5,8.5,10.1,10.2
1996,9,8.6,8.6,6.9,3.9,1.8,1.4,3.6,5.4,7.9,9,9.1
1997,10.4,9.1,9.8,5.9,6.2,3.9,4.1,4.7,7.2,7.9,9.5,11
1998,11,10.4,9.8,7.7,5.1,3.1,1.5,3.9,5.5,8,8.7,9.8
1999,8.2,9.7,9.2,5.8,4.5,2,1.7,3.9,7.2,7.1,8.3,9.4
2000,10.2,9.1,8.1,8,3.6,1,1.1,4.1,6,7,8,9.6
2001,10.1,7.8,8.2,5.8,3.6,1.1,1.1,2.8,4.9,6.7,8.5,9.5
2002,8.3,7.8,8.2,5.9,5.8,0.8,1.5,4.4,6.8,6.9,10.5,10.1
2003,8.1,8.1,9.2,6.6,5.3,2.7,2,2.4,6.2,9.1,10.3,11.1
2004,9.7,8.4,8.6,8.2,3.1,1.4,1.9,3.8,6.6,8.8,10.4,11.2
2005,9.1,9.2,8.8,8.1,4.8,2,2.6,3.7,4.7,7.1,9.7,8.6
2006,10.2,9.9,8.7,6.7,5.5,1.7,2.8,2.9,6.2,7.2,9.4,10.1
2007,10.3,9.3,8.9,7.3,3.5,2.6,1.3,3.4,5.4,7.6,9.1,8.7
2008,9.3,8.4,8,6,2.9,2.1,2.4,3.3,5.9,8.8,9.8,9.7
2009,8.7,9.7,8.7,6.6,4.6,1.5,1.9,3.3,5.9,8,9.6,9.9
