1901,10,7.8,12.2,15.6,16.8,22.6,24.5,24,22.2,16.5,12.7,10.6
1902,10,11.6,14.1,16.5,15.8,20.3,24.7,24.9,21.6,17,14.5,11.4
1903,10.7,11.1,13.4,13.7,17.5,19.6,22.8,23.6,21,18.6,13.1,10
1904,9.1,11.5,12.2,14.9,19,22.2,25.4,26,21.1,17.7,13.1,11.9
1905,9.3,9.5,14.1,16.2,16.7,21.3,25,24.5,21.7,16.1,13.2,10.3
1906,10.5,9.5,12.1,13.9,16.7,21.2,23.8,25.4,22.2,18.1,13.5,10
1907,9.7,9.1,11.9,14,16.8,20.5,22.7,25.3,22,17.7,14.7,13.1
1908,10.7,10.3,11.5,13.1,19.3,20.7,23.6,23.8,22.1,18.6,14.7,11.4
1909,8.7,8.2,11.5,14.4,16.6,19.1,21.4,23.3,19.9,18.5,12.7,12.2
1910,10.9,10.9,12.3,13.9,15.9,20.8,22.9,23.5,20.2,17.9,14,11.8
1911,8.1,10.2,12.8,13.7,16.9,20.8,25.2,26.3,23.9,18.9,14.4,12.9
1912,11.6,13,14.8,14.1,18.5,20.4,23.5,23.4,19.1,17.1,11.5,10.6
1913,11.5,10.9,13.2,13.8,17.7,21.1,23.1,24.8,22.3,19.3,15.6,11.1
1914,8.7,12.4,14.7,14.6,17.7,19.8,23.4,23.6,21.8,17.2,12.9,11.6
1915,9.9,10.3,12.3,13.5,18,21.7,24.6,24.5,20.9,15.9,13.4,12.4
1916,10.5,11.1,12.9,14.7,18.2,20.2,23.8,24.5,20.2,17.6,13.7,11.5
1917,8.7,10.1,11.5,12.6,17.1,21.1,23.7,23.7,22.8,16,11.8,8
1918,8.9,9,10.9,12.9,17,19.5,23.3,24.1,22.7,14.7,13.1,11.4
1919,8.7,11.2,11.9,13.7,16.8,21.5,22.1,24,22,14.9,11.3,9.5
1920,9.2,10.8,12.4,15.2,20.1,21.5,24.6,23.5,21.2,17.2,12.1,9.6
1921,9.5,10.5,11.8,13.4,18.3,21.1,24.9,24.6,24.7,20.6,13,10.6
1922,8,11.7,13.1,14.3,17.4,19.7,24.6,25.1,20.8,19.1,13.1,10.5
1923,9.8,10.8,13,15.7,19.7,21.4,23.2,25.2,20.4,18,13.1,9.4
1924,9.7,8.6,12.4,15,19.9,21.7,24.7,23.8,22.5,17.8,14,10.8
1925,9.5,10.2,9.9,14.5,17.1,22.1,23.2,24.5,20.5,17.6,12.5,10.6
1926,10.5,12,13.8,15.4,16.7,20.2,23.2,24.2,23.7,20.2,15,9.7
1927,10.2,10.4,13.7,15.3,18.9,22.3,24.5,25.3,22.5,18.2,14.1,11.9
1928,10.1,10.9,13.7,15,16.9,22.1,25.8,26,23.4,18.8,13.8,10.2
1929,8,9.2,12.1,14.2,18,22.2,24.7,23.5,23,18.1,13.4,11.7
1930,10.6,8.4,13.1,14.5,18,22,24.1,24.5,22.3,19.2,14.9,11.9
1931,10.3,8.4,13,13.2,17.1,22,23.5,24,19.8,17,14.3,10.5
1932,10.2,8,13.3,14.1,17.8,20.6,22.8,25.3,23.8,18.3,14.5,12.4
1933,9.2,10,12.9,15.3,18.7,19.6,24.1,25.2,23.7,19.3,12.2,8.4
1934,8.4,8.8,11.7,14.4,18.2,22.1,25.1,23.6,21.8,17.6,12.2,12.5
1935,7.2,9.8,11.5,13.8,15.6,21.7,24.8,24.4,22.9,17.3,13.4,11
1936,11.3,11.4,12.7,15,15.9,18.8,22.8,22.6,22.3,14.7,13.4,10.1
1937,11.1,12.1,11.3,13.5,17.5,22.8,23.6,24.2,21.2,17.1,15,9.9
1938,8.4,8.1,11.1,14.6,17.2,23.5,24.4,24.5,22.4,19.1,16,11.2
1939,12.7,12.4,12,14.8,16.6,20.6,23.5,24.4,22.5,19,15.5,11.6
1940,10.1,12.9,14.5,15.2,18.3,20.4,23.1,24.4,22.4,17.2,14,9.1
1941,10.3,11.8,13.7,14.2,15.6,19.7,23.6,23.4,21.2,16.5,12.7,9.5
1942,8.5,8.2,13.5,14.6,18.2,21.6,23.4,23.9,22.5,20.5,14.2,12
1943,12,11.2,13.1,16,18.7,21.6,24.2,24.4,22.9,18.3,12.8,11.8
1944,9.9,9.4,12.4,15.3,19.3,21.8,24.3,25.8,22.8,16.3,14.2,10.3
1945,7.8,11.3,13.3,15.7,18.9,22.9,25.7,24.5,23.1,19.1,14.6,12.9
1946,10.1,11.5,13.2,16.9,18.4,21.2,23.8,24.8,23.4,19.8,13.9,10.4
1947,9.7,11.6,14.9,15.9,18.6,23.4,24.4,25,22.7,18.6,15.3,10.3
1948,11.2,11,13.5,16,18.7,21.8,22.8,25.1,21.9,19.2,15.1,12.6
1949,11.2,10.9,11.5,15.6,16.5,21.8,24.5,24.9,24.2,19.1,14.7,12.2
1950,10.6,12.2,12.1,13.4,18.1,22.7,25.9,25.6,22.1,18.8,15.6,10.3
1951,10.3,10.7,12.1,12.7,15.6,20.6,23.4,23,22.3,16.8,14.6,11.9
1952,9.6,10,13.7,14.6,17.6,22.7,25.1,24.5,21,18.7,13.7,11.6
1953,8.1,8.9,11.5,15,18.8,20.3,23.8,24.1,22.7,18.3,15.3,13.6
1954,9.2,9.6,12.9,13.3,16.9,21.3,22.3,22.7,21.8,18,15.3,13.4
1955,13.7,12.4,11.5,14.7,18.3,21.3,24.6,24.4,21.2,17.4,14.1,13.8
1956,11.9,6.3,12.2,13.7,17.4,19.4,23.1,24.9,22.7,17,11.5,10.5
1957,9.1,12.7,13.4,14.2,15.9,19.7,23.7,24.2,21.8,17.5,13.5,11
1958,10.4,11.4,13,13.4,18.8,21.4,23.2,24.6,23.3,17.6,13.5,13.3
1959,10.9,11.3,13.8,15.6,17.3,20.6,24.5,23.9,22.4,17.3,13,11.9
1960,10.5,10.4,12.5,13,15.6,19.6,23.5,25,21.2,17.3,14.5,9.7
1961,9.9,11.9,12.3,15.8,18.2,21.5,23.9,24.1,24.2,18.2,14,12.3
1962,11.5,9.1,10.9,12.9,16.7,19.5,24.2,24.9,23.1,19.1,12.1,8.9
1963,8.2,8.6,11,13.2,15.7,20.2,24.7,24.2,21.3,17.5,15.7,11.1
1964,9.6,11.2,12,13.5,18.9,21.9,25.4,25.3,23.9,17.6,14.4,11.1
1965,10.6,8.4,12.2,13.9,17.3,21.5,24.1,24.3,20.6,19.3,14.9,12.8
1966,12,13.2,11.6,15.7,17.4,21.1,22.9,24.4,22.5,18.6,12,11.9
1967,10.3,11.3,13.2,13.7,17.7,19.7,24.8,24.9,22.7,20.4,16,10.8
1968,10.6,11.2,11.9,14.8,17.1,19.9,24.3,24.1,22.6,19.4,14.6,12.1
1969,11,9.4,12.4,14,17.9,19.3,23.4,24.1,21.3,18,14,10.2
1970,11.5,10.7,10.4,13.3,16.6,21.7,23.6,24.5,23.3,17.5,15.2,10.6
1971,10.1,10.2,9.3,14.2,17.4,20.1,24.5,26.6,22.3,18.2,12.3,11.5
1972,9.7,11.2,12.4,12.3,15.3,19.6,23.3,22.9,19.4,17,15.1,11.8
1973,10.7,9.6,9.9,12.1,18,21.2,24.2,24.9,22.5,17.1,14.2,11
1974,11.6,10.4,12.1,12.2,16.9,20.9,23.3,24.7,22.4,14.5,13.2,11.8
1975,11.2,11,10.9,13.2,16,19.5,24.3,24.8,21.7,17.3,12.7,11.2
1976,9.5,10.3,12.2,13.3,17,21.7,24.3,24.4,21.3,16.8,11.8,11.8
1977,10.8,11.9,13.1,13.5,16.2,19.9,22.6,22.7,21,19.2,14.4,12.4
1978,9.6,12.1,12,12.9,16.1,19.9,22.5,24.2,22.8,17.8,14.3,14
1979,11.9,11.7,11.6,12.5,16.7,21.7,23.6,24.2,21.4,18.4,13,12.1
1980,10.7,11.3,12.3,12,15.9,20,21.8,24.4,22.8,18.2,14.6,10
1981,9.9,8.9,13,13.7,16.9,21.1,22,24.1,22.5,19.1,15.3,13.2
1982,12.4,10.9,11.4,13.3,16.8,22.3,26.3,24.6,22.6,18.9,15.2,12
1983,10.3,9.1,11.6,13.9,17.2,21.7,25.8,24.6,23.3,19.3,16.5,12.2
1984,10.8,10.1,10.4,13.6,15.1,19.9,24.4,23.5,21.2,17.9,16.3,11.4
1985,8.8,11.9,10.9,14.2,15.6,21.3,25.4,24.1,23.2,19.9,14.1,11.9
1986,9.6,9.4,10.9,12.1,16.9,20.9,24.4,25.3,23.3,18.8,13.8,11.4
1987,8.8,10.6,11.5,14.8,15.3,20.6,24.5,25,24.6,20.6,14.5,13.1
1988,12.7,10.1,11.8,14.1,17.3,20.9,24.4,25.6,21.7,19.8,14.6,11.4
1989,10.1,11,13,13.3,17.9,21.9,25.9,26.5,22.5,18.9,15.9,14.3
1990,11.3,13.5,13.5,13.5,18.4,21.7,24.8,25.5,24.1,19.8,14.5,9.6
1991,9.9,9.3,13.2,12.5,15.1,20.6,25.1,26.4,24.4,18.1,14.9,12
1992,8.7,9.5,12.1,13.5,17.8,19.1,23.7,25.1,22.2,17.2,15.1,12.2
1993,10.1,9.5,11.6,12.4,17.8,21.6,23.6,25,21.3,17.6,13.5,12.3
1994,11.2,10.9,13.9,12.9,18.3,21.7,26.1,27.3,21.7,18.8,16.2,12.3
1995,10.6,12.5,11.7,13.6,17.7,21.2,25.2,25.6,21.3,19.9,15.6,13.1
1996,13.1,9.8,11.8,14.3,16.8,21.5,24.3,24.5,20.6,17.3,14.5,12.4
1997,11.9,11.7,13.3,14.9,18.3,21.4,23.7,25.4,23.4,20.1,15.5,12.4
1998,11.5,11.3,12.8,13.6,17.6,21.5,24.8,25.3,22.7,17.2,13.5,10.8
1999,10.9,9.7,12.8,14.2,18.4,21.9,25,26.5,23.5,20.3,12.9,11.4
2000,8.9,11.6,13.1,14.3,18.9,21.5,24.1,25.5,22.8,18.1,14.7,13.1
2001,11.2,10.6,14.9,14.1,18,22.9,25,26.1,22.1,20.7,13.5,9.6
2002,10.5,11.4,13.3,14.7,16.4,21.7,23.6,23.7,22,18.9,15.4,13
2003,10,9.1,12.7,14.3,17.8,24.7,27,27.7,22.9,18.7,15.3,11.6
2004,11,10.6,11.7,13.7,16.2,22.2,24.6,26.2,23.3,20.4,13.2,12.1
2005,8.7,7.7,11,14,18.3,23.1,25.4,24.8,22.2,19.6,13.4,9.5
2006,9.6,9.4,12.4,15.8,19.1,22.3,26.9,24.9,22.8,20.7,16.7,11.7
2007,11.6,12.4,12.1,15.4,18.4,22,24.5,24.9,22.4,18.7,13.7,11.4
2008,11.7,11.6,12.5,14.7,17.8,22,25.1,25.5,22.5,19.2,13.7,10.6
2009,10.2,9.9,12.2,13.6,19.1,23,26.1,26.6,22.7,19.2,15.6,12
