1901,9.2,7.2,11,14.5,14.7,21.8,23.4,23.3,22,16.9,12.2,10
1902,9,10.6,11.8,14.8,13.8,19.3,23.7,24.4,21.7,17.3,13.4,11.1
1903,10.2,9.8,10.9,11.7,16.1,18.6,21.6,23.1,21.4,18.2,12.1,10.3
1904,8.8,10.4,11.4,14.2,17.1,21.5,24.1,24.5,20.5,16.7,11.4,10.6
1905,7.6,7.6,11.6,14.2,15.2,20.3,24.5,24.1,21.8,16,13.5,10.4
1906,9.5,7.3,10.2,13,15.4,20.3,22.5,24.1,21.5,17.4,13.4,8.6
1907,7.7,7,9.4,12.1,15.8,20.4,22.7,24.8,22.1,17.9,14.3,11.8
1908,9.1,8.3,10.3,11.8,18.2,20.9,23,23.7,20.9,18.1,13.5,10.3
1909,7.5,7.1,10.8,13.7,16.5,19.9,22.2,24.1,20.6,18.3,13,12.3
1910,8.8,8.5,10.3,12.6,14.4,19.8,21.8,23.2,19.3,18.9,12.4,11.4
1911,7.4,8.8,11.4,12.1,15.4,20.5,24.1,26.2,23,19.4,14.5,12.7
1912,10.8,12.1,13.5,12.8,17.6,19.3,22.8,22.4,19.3,16.6,10.9,9.7
1913,10.6,8.8,11.1,12.3,16,20.4,21.2,23.7,22.3,17.5,15.3,11.1
1914,7.8,10.9,12.2,15.5,16.4,19.6,22.2,23.3,21.1,17.5,13.1,11.8
1915,9.1,8.9,11.2,12.2,17.6,21.2,23.6,24.2,20.7,16,13,12.6
1916,10.3,10.7,12.1,13.4,17,20.6,23.7,23.4,19.6,16.3,12.2,10.6
1917,7.5,9.7,10.4,12.2,17.9,21.3,23.1,25.1,23,16.3,11.4,8.6
1918,9.4,8.6,10,12.4,15.9,19,22.7,23.1,23.1,15.7,13.7,11.2
1919,8.5,9.7,10.5,11.8,14.3,20.4,22,23.7,21.9,15.8,12.7,10.4
1920,10.4,10.9,11.2,14.1,18.6,20.5,22.7,23.8,21.5,18.3,13.3,10.4
1921,10.3,9.6,10.8,12.3,16.8,20.8,24.6,24.7,24.2,19.6,13.2,10.8
1922,9.6,10.7,13.6,14.3,17.9,21.7,22.7,25.7,20.3,18.6,12.2,9.7
1923,7.6,10.1,10.7,13.4,16.3,17.9,24,25.1,21.1,18.9,14,9.4
1924,8.9,8,11.4,14.1,18.4,21.5,24.3,23.2,23.1,18.2,13.8,10.8
1925,9.7,9.9,9,13.7,16.4,22.1,23,24.1,21.3,17.6,12.2,10.4
1926,9.5,11.7,12.2,14.2,15.7,19.8,22.4,23.4,23.3,20.2,15.4,9.1
1927,8.7,8.6,11.4,13.7,17.4,22.3,23.7,25.6,21.9,16.7,13.8,11.3
1928,9.3,9.7,11.3,13.6,14.9,21,24.2,25.5,22.5,18.3,12.6,9.1
1929,7,6.2,10.1,12.9,15.9,21.3,23.5,23,22.5,17.2,12.3,10.9
1930,11.1,8.3,11.8,12.9,15.9,22,24.2,23.6,21.6,17.3,14.1,11.1
1931,9.7,7.5,12.7,13.4,17.4,23.4,24.3,25.1,20.3,17.8,14.5,9.4
1932,10.1,7.5,11.8,13,16.5,19.7,21.7,24.8,24.2,18.5,14.1,13.8
1933,8.7,9.5,11.9,14,16.7,19.2,23.3,24.6,23.5,19.9,13,9.4
1934,8.7,8.9,10.6,13.9,17,21.4,24.5,23.8,21.2,17.2,13.1,12.7
1935,7.2,9.8,10.4,13.6,15.5,21.3,24.4,24,22.3,17.9,14,11
1936,11.9,11.2,12.2,13.6,15.5,19.8,23.2,23.5,22.5,15.1,13.1,10.7
1937,11.3,11.8,12,13.6,16.9,22.3,23.7,24.5,22,18.5,14.4,9.3
1938,8.8,7.9,10.9,11.7,15.5,21.1,23.3,24.4,21.9,18.3,14.6,10.7
1939,10.9,10.5,9.5,13.4,14.5,20.1,24,24.5,21.4,18.8,14.1,11.1
1940,8.5,10.8,12.2,13.3,16.5,19.9,22.5,22.3,21.9,18.2,13,7.5
1941,8.8,10.4,12.2,13.2,14.7,20.3,23.8,23.9,20.9,16.7,12.9,9.5
1942,7.3,7.6,13.1,15.3,17.7,21.7,23.4,24.2,23,20.4,14,12.3
1943,10.4,10.6,12.7,15.6,18.4,21.8,25.5,25.3,25,19.5,13.2,12.2
1944,8.6,8,9.8,15.2,18.9,21.6,24.5,26.5,23,18,14,10.3
1945,6.7,10.1,12.3,16.1,19.1,24.9,26.7,25.8,22.5,17.6,12.9,11.3
1946,9.6,10.4,11.3,15,17.2,20.9,23.5,25.4,23.5,19.2,14,9.2
1947,8.6,10.6,13.9,13.9,17.8,22.6,24.9,26,23.5,18.7,14.6,9.9
1948,11.1,11.3,12.1,14.4,17.8,20.6,22.8,24.5,21.3,19.1,13.5,12
1949,10.1,8.6,9.7,14.9,16.4,21.4,24,24.9,25.1,19.2,12.9,12.2
1950,9.4,10.7,11.2,12.6,17.4,22.7,25.4,25.7,22.3,18,13.5,9.5
1951,10,10.9,11.9,13.5,16.5,21.5,24,24.3,22.6,17.3,14.7,10.6
1952,8.8,9,12.8,14.5,17.7,23.5,25.9,25.9,22.1,18.5,14.2,11.3
1953,6.8,8.5,10.7,14.6,17.9,19.9,24.1,24,23.1,18.8,14.3,13.7
1954,8.3,9.4,12.7,13.1,16.5,22,22.7,23,22.3,17.5,14.4,12.3
1955,13.2,12.2,11.4,13.5,18.1,21.6,24.6,24.4,21.4,16.8,13.7,13.2
1956,11.1,6.4,11.1,13.4,17.2,19.4,23.4,25.1,23.1,16.9,12.2,10.1
1957,9,12.1,13,13.8,16,20.7,23.8,25.4,21.7,18.6,14.4,10.8
1958,9.8,10.7,11.8,12.4,17.8,21.1,23.3,24.8,23,18.9,14.3,12.9
1959,9.9,11.2,13.4,13.9,16.7,20.8,24.6,24.5,23,17.6,13.3,11.9
1960,9.9,11.2,12.8,13.1,17,21.8,22.8,24.8,20.9,18.2,14.7,11.2
1961,9.7,10.8,11.4,15.4,17.8,21.6,23.7,23.9,23.4,18.4,14.6,12.3
1962,11.1,9.6,11.3,13.5,17.1,20.2,23.9,24.6,22.6,18.7,12.9,9.8
1963,8.9,9,10.9,13.8,15.9,20.7,24.7,25.1,21.8,16.6,15.6,11.9
1964,8.9,11.2,12.7,13.6,18.3,22.2,24.3,24.5,22.3,17.3,14.5,10.4
1965,9.9,7.7,11.7,12.6,16.9,21.4,24.3,24.1,21,19.5,15.1,12.5
1966,10.7,12.8,10.5,14.5,17.2,21.8,22.9,23.9,21.7,19.4,12.3,10.9
1967,9.4,10.6,12.1,13.2,17.6,20.1,25.1,25.9,21.8,19.9,15.8,10.6
1968,9.8,11.6,12.1,14.8,17.7,20.8,24.4,24,21.9,18.4,14.6,11.7
1969,10.1,10,12.1,13.9,18,19.4,23.1,24.7,21.8,18.6,14.8,9.6
1970,11.6,11,11.1,13,16.2,22,23,25.2,23.1,17.3,14.6,11.3
1971,10,10,9.5,14.5,17.9,20.4,24.4,27.7,22.4,18.1,12.8,10.5
1972,9.9,11.4,12.6,12.6,15.2,20,23.5,22.5,20.1,17.1,15.1,11.8
1973,10.6,9.3,10.2,12,17.2,21.7,24.6,24.9,22.6,17.9,13.6,11
1974,10.8,10.4,12.1,12.6,16.9,20.8,22.8,24.3,21.9,15.4,13,10.6
1975,10.3,10.3,10.7,13.2,16.5,20,23.9,24,22.6,17.2,11.6,11.3
1976,9.6,10.3,11.2,12.8,17.2,20.7,23.8,23.6,20.5,17.2,12.4,11.5
1977,11.1,12.2,13.2,13.8,17.6,21,24.4,23.9,21,19.6,14.7,11.6
1978,9.2,11.5,11.6,13,16.4,20.8,23.1,24.3,21.8,16.8,12.4,12.8
1979,11,11.4,12.3,12.3,17.2,22.3,24.1,24.4,21,18.4,12.3,11.5
1980,10.1,10.9,11.7,12.2,15.8,20.1,22.2,22.8,21.9,17.2,13.7,8.9
1981,8.4,8.8,12.8,14.7,17.3,21.6,22.6,24.6,22.7,19,13.1,12.7
1982,11.6,10.3,11.1,13,17.6,23.5,26.9,25.1,23.3,18.2,14.7,10.9
1983,9.5,9.1,11.3,14.3,18.6,22.3,26.6,25.3,22.6,18.1,15.3,11
1984,9.9,9.4,10.8,12.6,16.2,20.4,24.4,23.8,21,17.5,15.6,10.6
1985,8.2,12,10.7,14.3,16.6,21.5,25.6,24.1,23.2,18.3,13.6,10.9
1986,9.9,10,11.8,14.2,18.7,20.6,23.9,25.6,22.5,19.8,14.3,10.4
1987,9.2,10.7,9.9,14.2,16.1,21.1,25.3,26.1,24.5,20.6,14.1,12.4
1988,11.6,10.1,11.8,14.2,18.6,22,26.2,25.8,21.7,20.2,13.7,9.7
1989,8.4,10,12.9,14,17.6,21.4,25.2,26.2,22.7,17.7,14.9,13.4
1990,9.7,13,12.5,13.5,18.1,22.2,25,25.3,24.1,20.8,13.5,8.4
1991,9.1,9,13.3,12.2,14.9,21.6,24.9,26.1,24.3,18.2,13.5,9.5
1992,9.2,9.6,12.3,13.8,18,21.5,23.6,26.6,22.8,18.1,15,11.9
1993,9.4,9.2,10.6,13.8,18.3,22.6,24.1,26.3,22.2,18.6,13.3,11.6
1994,10.8,10.2,12.4,12.8,19,22,26.2,27.9,22.7,18.7,16,11.8
1995,9.2,12.1,11.2,13.7,17.9,21.4,25.9,25.8,21.5,19.1,14.3,12.8
1996,12.6,9.5,11.6,13.8,17.3,21.1,24.1,25.3,20.5,16.9,14.1,12.3
1997,11.1,11.3,11.9,13.5,18.7,22.9,24.4,25.6,23.1,19.5,15.2,11.8
1998,10.4,10.4,11.7,14.7,17.7,22.8,25.8,26.1,22.5,17.6,12.3,9.5
1999,10,8.8,11.8,14.2,19,23,25.3,27.8,24.2,20.1,13.8,10.4
2000,7.8,10.6,12.7,15.3,20.2,22.5,25,26.5,22.9,18.4,15.1,12.8
2001,12.3,10.5,14.5,13.8,18.3,22.6,25.1,25.8,22,20.7,14.4,10
2002,8.8,11.1,12.5,14.6,17.7,23.1,24.9,25.3,22,18.3,15.6,12.3
2003,10.2,9.4,12,14.7,18.7,24.5,27.5,28.1,22.9,19.3,15.2,10.8
2004,10.1,11.4,11.4,13.6,16.6,21.8,24.9,25.9,22.9,20.1,13.6,11.7
2005,8.2,8.1,10.9,14.2,18.4,23.4,25.3,24.6,22.4,19,14.3,10.1
2006,8.7,10.2,12.1,15.4,19,22.7,26.8,24.6,22.6,20,15.5,11.9
2007,11.2,12.2,11.6,15.5,18.7,22.8,24.7,25,22.8,18.2,13.4,10.5
2008,10.5,10.6,11.7,15,18.8,22,25.2,25.6,22.6,18.8,14.2,10.5
2009,9.8,9.8,11.4,14.4,19.6,23.3,25.8,26.4,23,18.4,14.5,12.2
