1901,8.2,11.3,13.4,14,16.2,19.7,24.1,24.2,22.1,19,14.3,12.6
1902,10.3,12,11.1,13.8,16.4,20.3,23.4,24.5,22.5,19.9,12.5,9.6
1903,9.4,10,11.2,13.2,17.1,19.2,22.8,24.1,21.2,18.9,14.3,12.5
1904,9.4,12.2,10.5,13.4,16.9,20.9,23.8,24.1,20.9,18.7,12.3,10
1905,7.4,7.4,10.4,13.6,17.5,20.2,24.1,25.4,23.3,18.7,16.7,11
1906,9.7,9.8,12.8,13,15.9,20.2,23.9,23.4,21.6,17.8,15,10.9
1907,7.2,8.5,8.1,12,18.4,20.2,23.8,23.6,20.6,20.3,14.3,11.8
1908,9.4,9.7,10.6,12.2,19.1,21.3,23.4,24.3,20.5,17,12.7,10
1909,7.9,7.5,12,13.5,17.3,21.2,24,24.4,23.3,18.6,15.5,12.7
1910,9.2,11.1,9.3,13.1,15.8,19.9,23.3,24.4,21.1,18.2,14.4,12.1
1911,8.5,7.1,10.3,12.5,15.8,21.1,23,24.8,21.7,19,15.4,11.2
1912,8.4,11.6,12.6,13,16.5,21.4,23.3,24.1,21.2,18.1,14.4,11.8
1913,9.6,8.2,11.7,13.4,15.8,19.9,22.4,22.9,22.7,19,15,10.6
1914,9.4,10.4,12.5,13.7,16.1,19.6,22.9,23.8,20.6,16.9,13.4,11.9
1915,12,10.1,11.8,13.4,16.3,21,23.7,24.1,20.4,19.1,14.8,13.4
1916,9.5,10.5,13,13.7,17.9,23.8,25.4,23.4,20.8,19.4,15.9,13.8
1917,11.3,9.8,12,13.5,15.8,21.1,24.1,25.8,22.4,19.4,15.3,8.9
1918,10.2,9.6,10.2,13.9,17.8,20.3,24,24.1,23.9,20.2,14.6,11.6
1919,11.5,11.1,12.8,14.4,15.2,20.2,23.7,23.4,22,19.7,15.9,11
1920,10.5,7.7,11.8,14.6,17.1,20.8,24.1,24.6,21.5,17,12.6,10.7
1921,10.9,8.2,10,12.4,18,18.7,24.6,25.5,21,17.4,13.9,11.1
1922,9.9,10.4,13.7,14.7,17.4,22.3,24.9,25.9,22.7,20.3,13.2,10.3
1923,9.7,11,11.7,13.4,18.3,20.2,23.7,24.4,23,19.7,17.6,12.7
1924,7.5,10.5,11.2,15.5,18.7,22.2,24.8,24.9,24.4,18.9,13.9,10.5
1925,9,11.5,11.5,13.2,16.8,20.1,24,25.3,23.2,19.3,17.1,12
1926,11.4,11.9,11.9,14.8,17.8,21.7,23.3,23.4,22.8,20.5,18.2,12.1
1927,10.8,8.7,13.5,14.5,18.9,23.4,25.6,26.1,24,19.4,16.9,12.8
1928,10.7,8.3,9.8,15.5,17.5,22.3,25.4,26.4,23.9,19.6,16.5,10.3
1929,8.7,6.7,9.8,13.4,19.5,21.8,24.2,25.9,20.2,18.4,16.2,12.1
1930,10.4,9.6,12.8,14.7,16.7,21.2,24.6,25.1,22.6,18.6,15.5,12.7
1931,11.3,9.9,12.4,12.7,17.5,23,25.7,26.1,22.5,18.8,14.3,10.2
1932,9,7.9,10.6,13.8,17.5,21.5,24.6,24.6,24.1,21.4,14.5,12.3
1933,9.3,10.9,10.2,12.7,16.1,19.6,23.2,24.3,20.6,19.6,17.2,10.8
1934,9.8,8.3,12.9,15.4,18.5,21.9,24.7,25.4,22.3,19.4,16.6,12.3
1935,9.1,10.9,10.3,14.3,18,23,24.5,25.1,22.7,20.9,15,13.2
1936,13.3,11.7,12.9,15.4,16.4,20.4,25.1,24.9,21.7,18.9,14.9,10.1
1937,9.3,11.9,13.7,14.5,18,22.5,25.4,25.5,23.5,19.4,16.3,11.9
1938,9.9,9.2,11.3,12.7,17.3,22.6,25.6,25.9,21.9,20,15,11.9
1939,11.6,10.3,10.1,14.6,17.2,20.3,25.8,25,22.9,21,15.2,12.2
1940,8.7,10.8,11.2,13.4,16.1,20.2,24.5,23.6,22.1,20,16.1,9.9
1941,11.2,12.3,12.2,15.1,17.5,21.6,25.3,25.2,20,17.9,13.5,9.2
1942,7.6,10.2,11.1,14.1,18.9,22.9,23.9,24.5,23.4,18.9,14.5,11.7
1943,8.7,10,9.7,13.5,17.5,20.9,24.6,25.7,23.7,20.3,17.4,12.8
1944,8.9,10.1,10.5,14.8,17.4,22.3,24.5,23.4,22.4,19.5,15,10.6
1945,8.7,8.6,10.4,13.9,21,22.8,25.5,27,22.6,17.7,14.7,11.5
1946,9.7,9.5,11.1,14.5,18.5,22.7,25.3,26.9,24.3,18.3,17,10.4
1947,7.7,11.6,14.9,15.4,18.4,22.2,24.9,25.5,22.5,17.9,15.3,12.7
1948,12,8.9,9.7,13.4,18.3,20.4,23.3,25,21.5,19.6,13.9,8.2
1949,9.3,8.4,8.9,12.5,18.4,20.9,23.2,22.7,20.5,17.6,15.3,12.3
1950,8.3,10.5,11.1,14.9,17.5,22.2,25.6,25.2,23,18.2,14.8,13.1
1951,11.4,11.8,12.7,15.4,18.9,22.8,24.7,25.7,23.4,17.6,15.7,11.3
1952,11.1,9.9,11.5,16.4,18.8,22.9,25.1,27.3,24.2,19.5,15.3,13.4
1953,10.3,10.6,10.1,15.3,17.4,21.7,25.5,24.8,22.6,19.1,13.5,10.5
1954,9.4,10.5,12.6,13.5,16.8,22.9,24.7,25.3,23.3,19.3,15.2,11.8
1955,12.9,13.2,12.3,13.8,19.3,22.5,24.7,24.2,22.1,18.5,14.9,11.5
1956,10.2,8.9,9.2,13.5,17.1,21.5,25.3,25.9,23.4,18.5,15.9,11.1
1957,10.2,11.7,11.8,14.6,16.9,22.7,24,25.2,22.1,20.3,16.2,11.5
1958,10.7,12,12.3,14.1,19.1,22.1,24.7,26.3,22,19.2,16.3,13.4
1959,10.3,8.9,13,14.7,18.4,20.8,24.2,25,21.6,17.4,15.4,13.3
1960,11.3,11.9,12,14.6,18.7,21.8,24,24.9,22.3,20.3,17.3,14.2
1961,10.9,9.9,12.5,16,18.5,21.7,24.6,24.9,22.3,18.8,17.4,12.9
1962,12,10.2,13.1,15,18.9,22,25.1,26.2,23.6,19.9,17.5,12.3
1963,11.5,11.9,11.7,14.6,17.5,22.2,26.3,26.4,23.7,19.3,16.8,14.2
1964,9.5,10.4,13.2,14.8,17.7,22.6,24.7,25.2,21.8,19.6,15.6,13.1
1965,11,9.1,12.3,13.7,17.3,22.5,25.5,24.3,22.9,18.5,16.4,12.4
1966,10.3,12.6,11.8,15.6,17.8,21.9,24.7,25.8,22.6,21.5,16.5,11.9
1967,10.1,9.8,12.1,14.4,18.3,20.9,25,26.2,22.7,19.7,15.7,12.4
1968,9,11.7,11.4,16.6,21,22.7,25.6,24.2,22,18.5,15.9,12.1
1969,10.3,11.9,12.4,13.7,20,22.5,23.4,24.8,23.7,19.4,16.6,12.3
1970,12.2,11.7,12.8,15.6,17.3,22,24.3,25.4,22.5,18.3,15.4,12.5
1971,11.4,9.4,10.9,13.5,19.2,21.7,23,25.2,20.8,16.4,13.1,10.1
1972,10,9.7,11.1,14.4,17.4,22.1,23.5,23.9,21.9,15.8,13.5,10.1
1973,9.2,9.7,10,12.2,18.5,21.5,24.7,23.6,22.2,18.3,13.4,12.1
1974,8.8,10,11.2,12.6,16.6,21.5,22.2,23.5,21.5,18.2,12.8,8.9
1975,8.5,8.5,11.4,13.5,17.7,20.7,23.7,23.4,23,17.5,13.5,10.2
1976,8.9,8.6,10.7,13.2,17.7,21.1,23.4,22.1,20.4,17.8,14,11.4
1977,9,11.1,11.6,13.6,19.1,22.6,24.8,24.6,21.3,16.8,15.7,9.8
1978,9.1,10.7,11.6,13,17.7,21.8,24.2,23.2,19.8,17.4,12.3,11.4
1979,9.3,10.7,12.4,12.8,17.3,22.2,23.8,23.9,21.5,17.9,13.4,11
1980,8.2,8.8,11.1,12.5,16.4,21,23.5,24.4,21.4,19.1,16.4,11.1
1981,7.6,8.8,12.1,14.2,16.6,22.7,23.3,24.6,21.6,19.3,11.9,11.6
1982,9.9,8.1,9.8,13.2,16.8,22.4,23.7,24.4,22.6,18.7,13.5,10.5
1983,8.6,7.6,10.4,14.3,18.8,20.2,24.1,23.5,21.2,17.1,14.5,10.8
1984,9.9,9.4,10.7,12.3,18.5,20.8,23.2,22.8,21.4,19.1,14.9,10.7
1985,10.4,9.3,11,14.3,18.7,22,23.7,24.2,21.2,15.8,15.2,11.7
1986,9.6,10,11.4,14.4,17.6,21.7,24.2,24.8,22,17.5,12.8,9.2
1987,10.3,10.3,8.1,12.4,16,21.4,24.6,24.1,23,17.9,13.8,10.9
1988,11,9.2,10,14.1,18.8,22.4,25.6,24.8,21.6,17.4,11.9,10.1
1989,7.9,9.5,12.3,15.2,16.6,20.5,23.6,23.7,21.5,15.9,13.6,10.8
1990,8,10.4,11.4,14.2,17.7,21.8,24.5,23.8,21.7,18.8,15.7,10.8
1991,8.8,9.4,12.1,12.6,15.1,21.2,22.8,23.3,21.1,18.5,13.8,7.6
1992,8.8,7.4,9.9,13.3,17.1,21.1,22.2,24.6,20.7,19.9,14.8,9.5
1993,8.9,7.4,9.5,13.9,17.6,22.4,24.3,24.2,21.6,19.1,14.1,11.7
1994,11,10.1,11.6,14.4,18.6,20.8,23.9,25.4,22.8,19.7,14,10
1995,9.6,10.5,10.2,12.5,17.2,23.1,24.6,24.1,21.8,17.2,12.2,11.9
1996,9.8,9,9.4,11.5,18.1,22,23,24.5,20.5,15.8,13.9,11.1
1997,10,12.3,10,10.7,17.2,22.7,23.5,22.4,21,17.8,14.8,10.9
1998,10.2,10.9,9.3,14.5,17.4,22.3,25.1,26.1,21.8,18.9,14.2,12.6
1999,9.9,8.8,10.8,14.3,19,22,24.3,24.8,21.8,20.3,15.3,12.2
2000,7.5,9.3,10.8,14.7,19.1,22.7,25.1,24.2,21.8,17.8,15.7,11.5
2001,11.1,9.9,13.6,13.9,17.9,21.8,25.2,25,21.8,19.4,14,9.3
2002,9,11.4,12,13.8,18.5,22.5,25.5,24.6,21,18.1,15.1,10.7
2003,11.5,7.1,9.5,12.9,19.2,23.3,25.5,25.9,23.1,19.1,15,10.7
2004,8.2,9.5,11.7,14.2,17.2,21.8,24.8,24.8,21.8,19.5,14.2,11.9
2005,9.5,8.1,11.4,13.4,18.3,21.3,24.9,24.6,22,17.6,13.7,10.8
2006,8.1,9.8,11.2,14.7,18.8,21.7,26,25.2,21.8,18.1,12.6,10.7
2007,10.6,9.9,12.2,14.8,18.7,23.5,26,25.7,21.5,18.4,13.9,9.4
2008,9.4,9.4,12.6,14.4,18.4,23.4,25.4,25.5,21.4,17.8,15.1,11
2009,10.9,8.8,10.5,14.5,18.7,22.8,25.3,25,21.7,17.9,14.1,12.5
