1901,9.3,7.5,10.6,13.7,16.4,22,23.5,24.8,20.2,15.2,11.8,8.5
1902,9,10.3,12,14,15.6,19.1,23.1,24.5,20.9,15.5,12.7,9.5
1903,9.3,10,11.7,13.9,15.3,19.7,23.6,24.7,20.7,17.2,12.7,8.3
1904,8.1,9.4,10,14,18.3,20.7,23.8,24.1,20.7,18,13,11
1905,8.3,8.6,12.2,14.7,16.6,19.4,23.6,24.3,20.2,16,11.2,9.4
1906,8.9,8.1,11,12.5,16.1,21.4,23.8,25.4,21.6,17.1,11.9,8.1
1907,7.9,7.6,11.4,13.2,15.6,20.7,22.2,24.7,22,15,12.2,10.8
1908,9.6,8.9,9.9,12,17.2,18.7,23.1,23.9,22.4,17.6,13.5,10.4
1909,7.9,8.1,10.6,14,16.9,18,23,24,19.3,17.2,12.7,11.1
1910,8.8,10.1,9.8,12.9,14.9,19.8,22.4,23.1,20.5,16.9,12.3,10.4
1911,6.4,9.5,10.2,12,15.5,18.8,23.3,24.6,22.8,15.9,12.1,10.7
1912,9.5,11.8,12.6,13,17.6,20,21.2,21.7,19.8,15.6,11.6,9
1913,10.3,9.6,11.2,12.3,16.4,21.6,22.7,22.6,19.3,16.2,12.8,9.2
1914,7.4,10.1,11.2,13.4,16.6,18.1,22,23.6,22.2,16.8,11.8,9.7
1915,7.8,9,11.4,11.8,16.5,19.9,24.3,25,20.9,15.4,12.4,10
1916,8.5,8.9,10,12.8,16.7,19.9,22.6,23.6,20.6,17.3,12.1,10.4
1917,8.1,9.1,9.8,12,16.5,20.1,24.4,23.4,22.5,16,11.4,6.9
1918,9.9,9.5,10.2,11.8,16.2,20.4,23.5,24.3,20.9,14.4,11.8,9
1919,7.6,10.7,10.9,12.4,15.9,20.9,22.3,25.6,21.3,14.9,11.3,7.6
1920,8.5,10.3,11.1,14.1,17.7,20.6,22.8,24.2,21.9,15.5,11.9,8.9
1921,8.7,9.4,11.1,12.8,15.8,19.8,24.2,23.9,21.3,18.4,12,8
1922,8.9,9.5,10.2,12.9,17.6,19.9,23.9,24.3,20.1,17.1,12.5,8.9
1923,6.5,9.9,11.7,11.5,16.6,19,24.3,25.9,20.5,18.3,11.2,7
1924,8.9,7.9,11.3,13.7,18.7,21.8,24.2,23.7,21,17,12.3,9.7
1925,8.6,8.7,8.8,12.5,15.5,18.4,21.8,24.4,20.9,16.9,11.1,11.1
1926,9.8,12.1,12.6,13.8,15.6,19.9,23.9,25.3,24,18.9,11,8.5
1927,8.6,9,11,13.8,17.6,21.3,22.1,24.3,21.5,18.1,11.5,10.1
1928,7.8,10.1,11.6,12.8,14.9,20.7,26.1,25,22.2,16.9,11.1,8.7
1929,8.5,10.1,11.6,14.1,15.8,20.9,24.4,24.4,21.4,16.5,11.8,10.5
1930,9.8,7.9,11.7,11.9,16.6,18.4,22.6,25.2,22.1,18.6,13.4,10.1
1931,8.4,9.1,12.3,13.7,16.3,21.3,23.2,22.9,20.7,17.3,12.9,8.1
1932,8.6,8.4,11.7,12.4,16.3,19,22.4,23.9,21,15.6,12.4,10.2
1933,8.1,9.4,11.3,14.7,18.5,19.4,23.7,26.4,20.9,17.1,10.1,7.2
1934,7.4,8.2,9.5,12.2,16.6,20.9,24,23,22,17.2,10.9,11.4
1935,7.2,8.3,11.8,13.9,15.2,20.1,24.6,24.4,22.2,15.8,11.9,10.1
1936,11.3,11.4,11.1,13.5,14.3,18.2,22.7,25.1,22.5,15.9,10.9,8.3
1937,9.8,11.2,11,14.2,16.5,19.5,24.5,24.3,21.3,16.8,14.2,9.1
1938,8.1,8.7,11.9,13.5,16.2,22.4,23.8,23.2,19.5,17.3,13.7,9.1
1939,10.3,9.6,10.5,12.6,15.7,19,23.6,23.5,21.1,16.1,12,9.7
1940,9.1,11.3,13.1,14.5,16.4,19.6,23.2,24.9,21.5,15.9,11.9,7.7
1941,8.3,10.2,11.6,13,15.1,19.8,23.4,24.6,22.1,17.8,12.1,8.7
1942,8,7.8,12.2,13.6,17.3,20.3,23.7,24.2,21.4,18.2,12.8,10.2
1943,9.8,9.3,11.5,15,18.1,22.7,23.2,25.3,20.6,16.2,10.9,9.4
1944,8.6,7.7,11.2,15.3,18,21.1,23.8,24.1,21.8,15.2,11.9,8.3
1945,6.3,9.6,12,17.3,18.1,22,23.9,23.5,22.2,17.9,14.2,11.1
1946,7.9,10,11.5,13.2,14.8,20.7,25.5,25.1,22,17.6,12.2,8.1
1947,7.6,9.7,12.1,14.5,15.7,20.6,24.2,23.9,21.6,17,13.7,8.2
1948,8.8,10.7,12.9,13.5,15.6,21.1,23.1,24,21.6,16.7,13.3,10.9
1949,8.5,9.7,11.1,14.9,16.3,20.8,24.3,25.8,21.4,17.7,13,9.3
1950,8.5,10,11.8,13.3,16.3,21.1,24.8,24.2,21.3,17,13.5,8.2
1951,8.2,8.6,11.7,13.7,14.5,20.9,23.1,23.1,20.9,15.4,12.1,10.6
1952,7.3,9.2,13,13.4,15.9,20.7,23.5,23,19.5,17.4,12.8,9.3
1953,7.9,8.9,10.8,13.8,18.3,19.6,24,25,21.6,16.1,13.5,11.1
1954,7.4,7.9,10.8,12.5,17,20.3,23.2,22.8,21.2,18.1,14,10.1
1955,11.3,10.4,10.8,14.9,19,21,23.6,24.2,22.1,17,13.3,11.3
1956,9.1,6.3,10.7,12.2,15.9,19.9,22.6,22.9,19.5,17.5,10.3,8
1957,7.2,10.5,12.7,12.2,15.3,18.8,24,24.4,22.5,16.1,11.4,8.1
1958,8.3,11.2,11.4,12.6,17.5,19.5,22.6,23.3,21.8,16.8,12.1,10.5
1959,10.1,9.2,11.7,13.8,15.5,20.4,23.5,23.2,20.8,17,12,9.4
1960,8.4,10.5,11.9,14.1,17.2,21.6,23.6,22.7,20.8,14.8,12.2,8
1961,8,11.2,12.5,14.6,18.4,20.5,23.9,24.8,22.1,16.2,11.9,10.5
1962,9.9,9.4,11.2,13.9,16.6,19.8,23.6,24.8,22.7,18,10.2,8.8
1963,9.3,8.5,11.3,13.2,16.2,19.5,23.8,23.1,20,17.7,12.9,9.7
1964,9.6,10.1,11.7,12.5,18.6,20.3,23.9,24.2,23.2,16.2,11.6,7.9
1965,8.2,8.7,11.8,14.1,17.8,21.5,22.4,23.1,18.8,16.1,11.9,9.5
1966,10.1,10.7,11.1,13.5,17.4,20.4,22.7,23.8,21.5,15.1,9.8,8.6
1967,8.2,9.8,12.3,12.6,15.7,19.7,23.6,23.6,20,17,11.9,7.6
1968,8.3,9.5,10.6,12.8,16,19.9,23.7,23.2,20.7,17.8,12.4,9.1
1969,9.8,9.1,11.3,12.9,15.7,18.9,23.8,23.6,18.8,16.5,12,7.8
1970,9.8,9.8,10.2,13.4,15.6,19,23.6,23.6,21.9,16.1,13.3,7.4
1971,8.3,10.4,9.6,12.4,14.1,18.1,23,23.5,21.6,19.3,10.8,9.1
1972,7.7,9.7,10.5,13.7,15.4,19.1,22.3,23.1,19,15.7,12.7,9.3
1973,8.3,8.7,9.5,13.5,16.9,20.8,23.5,24.7,20.5,16.4,13,8.3
1974,9.8,9.6,10.9,11,16.2,19.9,24.3,24.2,20.8,15,12.2,10.2
1975,9.6,10.3,10,12.4,14.7,19.3,24,24.5,19.9,17.1,12,8.8
1976,8.2,10.1,10.9,11.4,16,21.4,24.1,24.1,19.9,14.8,10.1,10.1
1977,9.1,10,12.1,14.3,15.9,18.3,21.5,21.7,21.2,16.7,12.6,11.3
1978,9,10.7,11.7,12.5,14.6,17.9,23.3,24,22.4,16.8,12.9,11.2
1979,10.6,10.3,10.5,12.9,16.7,20.8,23.7,24.5,21.2,15.8,12.1,9.6
1980,8.4,10.7,11.6,14,15.9,20.9,23.1,24.7,23.1,16.9,12.3,8.5
1981,8.3,9.5,13,12.7,16.2,20.8,23.3,23.4,21.6,17.3,14.8,11.1
1982,10.1,10.5,12.4,13.5,17.2,21.9,23.2,23.2,21.6,16,12,8.5
1983,9.5,8.6,13,13.5,15.7,21.5,22.9,23.1,22.8,19.4,14.7,10.6
1984,9,9.4,10.2,14.6,14,19.3,24.2,23.8,21.9,16.4,12.7,10.5
1985,7.9,11.5,11,14.1,15.5,20.9,24.2,24,23.3,19.3,12.9,10
1986,8.7,9.6,11.4,11.2,18,21.1,24.2,23.8,22.3,18.3,12.9,9.4
1987,8.5,9.7,12.9,14.4,16.9,21,23.6,23.7,22.8,15.9,12.2,11.2
1988,9.7,9.9,12.6,14.2,16.1,19.3,23.9,25.1,22.1,17.4,13.4,9.7
1989,9.1,10.5,12.5,12.6,17.2,21.3,25.7,25.2,21.4,18.3,13.4,11.9
1990,9.4,12,12.7,13.4,18.4,21,25.1,25.3,23.4,17.2,12,8.9
1991,9,8.6,11.8,12.9,16.4,21.3,24.6,24.9,22.7,15.4,11.8,10
1992,8.7,9.5,12,14.1,17.7,18.8,23.6,24.3,20.4,15.5,12.6,10.3
1993,8.8,9.5,11.4,13.3,16,20.4,23.9,24.3,20.2,14.9,12.1,9.5
1994,9,9.7,12.9,13.4,17.2,21,24.6,24.8,20.5,17.2,13.9,10.7
1995,9.7,11.3,12.4,14,18,20.6,24.1,24.8,20.2,18.6,14.7,11.6
1996,10.4,9.2,11.7,14.5,16.4,21.3,23.7,23.7,20,16.6,12.6,10.2
1997,9.3,12.1,14,15.9,17.5,20.9,22.5,23.7,22.2,19.4,13.4,10.3
1998,9.7,11.3,13.1,13.3,16.2,21,24.2,24.8,21.5,16.2,13.5,9.4
1999,9,9.7,11.8,14.6,17.3,21.3,24.5,24.3,21.4,17,11.8,9.9
2000,8.4,11.8,12.8,12.7,16.9,21.9,23.6,23.7,21.5,16,11.6,10.2
2001,9.5,10.7,13.4,14.8,16.2,21.4,23.6,24.8,21.3,17.6,11.5,9.7
2002,10.5,11.3,11.9,14,16.4,20.7,23.9,23.6,20,17.4,13,11
2003,8.9,9.5,12.5,13.9,17.7,22.5,24.4,25.3,21.9,17,12.5,9.8
2004,10.2,9.8,11.6,12.8,15.7,21.4,24.4,24.2,21.8,17.4,12.1,9.5
2005,8.5,8.5,11.5,14.5,18.3,21.7,24.9,23.7,21.2,17.5,11.4,9.9
2006,8.3,9.1,12,14.5,17.7,20.9,24.9,24.1,22.1,18.2,13.9,9.7
2007,8.9,11.4,11.9,13.3,17.1,19.5,24.2,23.8,21.4,18.1,13.1,10.3
2008,10.3,11.7,12.3,14.1,15.6,20.7,24.8,25.1,21,16.9,10.9,8.5
2009,8.2,8.9,12.3,13.1,17.5,21.4,25,25.3,20.9,18.6,12.8,10.6
