1901,8.4,7.3,11.5,16.9,21.1,26.8,29.8,29.8,22.2,16.1,10.8,7.2
1902,8.8,9.6,13.9,16,19.7,22.5,28.7,27.7,23.5,17.3,12.8,8.6
1903,8.5,12,13.5,17.8,18.3,23.2,28.6,29.8,23.3,18.1,13.7,7.1
1904,8.1,9.4,11.2,18.3,22.9,25.6,29,29.1,22.7,20.5,12.8,10.3
1905,8.4,9.7,13.4,17.5,20.6,22.8,29.2,27.3,22.4,17.5,9.9,9.1
1906,9.2,8.3,13.1,14.9,20.1,25.9,29.2,30.8,24.8,18.1,12.3,8.2
1907,8.3,9.1,15.7,15.5,18.8,25.5,28.1,30.2,25.4,14.9,11.8,9.8
1908,9.5,10.7,11,14.7,23,24,29.6,28.7,24.8,19.7,13.8,9.3
1909,7.9,9,10.5,18.7,21.5,21.5,30.2,28.7,22.7,18.5,11.5,9.6
1910,8.2,10,11.8,14.9,18.1,23.5,27.6,27.8,24.5,17.5,11.6,9.2
1911,6.5,10.8,10.9,14.5,19,22.5,30.7,28.9,26.3,16.2,11.5,9.7
1912,8.3,11.8,13.5,16.8,22.2,23.3,25.4,26.8,23.7,16.8,11.9,8.1
1913,9.2,9.9,12.5,14.7,19.8,26.8,29.5,27.8,21.9,17.1,12.4,8
1914,6.9,10.5,12.2,17.2,20.5,22.5,27,28.2,26.3,19,11.4,8.6
1915,7.5,8.5,13.3,15.2,19.8,23,29.2,29.6,24.3,17.4,12.2,9.9
1916,9.1,8.9,9.9,16,20.1,24.2,28.2,28.9,24.6,19.3,11.8,9.2
1917,7.2,8.5,10.7,15.2,20,24.9,29.7,26.9,25.9,17.1,12.9,8.3
1918,9.5,11.2,11.8,14.2,20.8,27,29.5,30.6,22.6,15.8,11.9,8.7
1919,8.1,10.7,11.3,15.6,21.2,27.9,28.1,31,24.7,16.9,10.5,7.9
1920,8.5,11.3,13.2,16.4,21.5,24.1,27.4,27.8,24.9,15.9,11.6,8.8
1921,9,10,13.5,16.9,19.9,26.7,30.8,29,24.4,20.7,12.7,8.5
1922,9.4,11.5,11.3,14.6,24.7,24.8,28,29.7,23.1,18.8,13.1,9.5
1923,8,10.6,14.5,13.9,19.8,25.6,29.5,31,24.6,20.6,11.1,7.7
1924,9.8,8.7,13.2,17.5,21.5,26.4,29.5,29.1,23.3,19,12.6,10.1
1925,10.7,9.6,12.5,15,18.7,25.2,27.3,29.4,24.9,21,11.6,10.5
1926,9.8,14,15.3,16.1,19.2,25,30.7,32.2,30.1,21.5,12.5,8.8
1927,9,10.4,12.7,18,21.1,25.3,26.4,27.9,22.9,20.6,12.1,9.1
1928,8.8,12.9,12.6,14.8,18.6,25.9,33.1,29.6,25.3,18.7,12.6,8.9
1929,8.6,10.9,15.5,18.6,18.5,26.2,29.5,29.9,25.3,19.3,12,10.7
1930,9.4,8.5,13.7,13.6,20.4,23.3,27.7,30.4,25.4,20.1,13.8,10.2
1931,8.8,10.5,13.8,17,18.9,26.3,28.3,28,25.4,20.1,13.5,9.2
1932,9.3,9.6,14.1,15,19.8,23.6,28.1,30.5,24.5,17.5,13.6,10
1933,8.4,11,13.4,19.4,23.3,24.4,31.9,32.5,24.4,18.8,11.3,6.8
1934,8.5,11.1,11.5,14.5,22.1,26.9,31.7,28.4,25.6,21.1,11.1,10.9
1935,8.5,11.2,15.6,17.3,17.9,24,30.7,29.5,26.3,18.4,12.2,9.9
1936,11.3,11.5,12,15.6,18.3,23,27.8,32,25.3,17.9,12,8.7
1937,8.9,11.8,11.2,17.3,21.2,25.1,31.2,30.8,25,19.2,13.7,8.2
1938,9.2,11.3,17.9,19.9,19.7,28,29.2,29,23.1,19.9,15.1,8.8
1939,10.1,12,13.5,15.9,21.4,23.8,28.9,28.6,25.5,16.8,12.5,9
1940,8.3,11.8,15.8,17.3,20.1,25.1,28.4,31.8,25.7,17.1,12.2,8.4
1941,8.2,10.9,13.5,15.6,17.2,26.1,29.1,29.7,26.8,22,12.7,8.7
1942,10,10.1,14.1,16.7,20.7,26.5,30.3,29,25.4,20.6,13.2,10.2
1943,8.5,11.8,14.8,20.4,23.8,29.6,29.1,31.4,24.2,18.8,13.2,10
1944,9,10.7,15.2,19.1,22.8,27,29.6,29.5,25.3,17.3,14.1,9.6
1945,7,14,18.4,21.7,22,28.7,30.8,28.6,28,22.1,14.6,11.4
1946,8.9,12.6,13,15.7,16.9,25.6,32.2,29,26.1,20.8,14.5,9.3
1947,9.4,9.7,13.6,20.6,20.6,27.9,31.4,30.4,25.7,21,17.8,9.5
1948,11.4,12.9,18.7,16.9,19,28.4,30.7,29.9,28.1,21.6,17.2,11.8
1949,11,14.3,15,21,20.7,27.4,31.9,32.5,24.2,20.8,14.4,9.9
1950,10.7,12.5,15.8,19.1,20.5,26.6,30.8,29.5,26,20.1,14.8,8.7
1951,9.7,10,14.1,17.4,18.3,26.3,29.6,28.7,26.9,19.4,12.8,11.1
1952,8.8,11.6,16.2,17.2,21,26.9,29.4,28.6,23.5,19.6,14.5,10.3
1953,9.1,10.3,15.4,16.8,24.5,25.1,29.5,32.1,26.1,18.9,14.8,12.3
1954,8.2,10.1,13,16.7,21.6,25.2,30.2,28,26.4,22.1,14.7,10.1
1955,11.5,10.6,12.6,20.8,23.5,26.7,29.7,30.4,26.8,20.5,13.2,11.3
1956,10.1,8.8,13,15.1,21.7,25.9,28.6,27.6,23.6,19.2,12.6,9.1
1957,7.7,11.8,16.4,17,20.1,25.2,30.3,30.5,26.3,20.1,13,8.8
1958,10.8,12.8,13.4,17.2,21.9,24.4,29.5,28.7,27,20.2,14.9,10.1
1959,10.5,11.5,12.9,16.5,20,26.1,30.6,29.2,24.2,18.8,13.2,10.2
1960,9.7,10.8,13.6,18.3,21.6,27.3,28.9,27.9,25.6,15.9,13,9
1961,8.2,16.7,20.9,17.6,23.6,26.5,29.2,32.4,26.4,17.7,11.9,11.4
1962,10.5,13.2,11.2,17.3,22.4,28.1,29.6,31.8,26.8,20.6,10.7,9.7
1963,7.6,7,11.6,16.7,22.3,24.3,30.1,28,24.4,25,12.1,7.3
1964,10.3,12.4,11.6,17.1,26.1,25.6,30.5,30,27.7,19.4,16,8.9
1965,9.5,9.8,13.3,18.9,25.4,27.9,27.6,30.8,22.6,17.3,10.5,9.6
1966,10.5,11,16.2,15.7,23.8,24.2,30.2,29.6,28.1,15.9,10.8,11.6
1967,10.5,12,17.6,17.8,17.8,25.8,32.5,29.4,24.2,21,12.2,10.3
1968,13.2,9.9,12.4,16,21.1,28.9,29.8,28.9,23,23.9,13.4,8.6
1969,10.1,8.5,11.4,16.6,18,23.5,32.3,30.3,20.7,19.4,12.1,8.8
1970,8.8,12.1,13.3,18.7,21.9,23.7,30.6,28.3,29.5,22.6,16.4,8.1
1971,7.9,14.4,11.2,15,17.2,22,28.1,26.3,26.7,23.6,14.6,11
1972,7.3,9.3,11.7,18.2,20,24.6,28.7,27.8,21.4,16.2,12.8,8.6
1973,10.4,11.9,15.2,19.5,20.5,25.9,28,32.4,24.4,19.3,16.5,10.4
1974,10.1,10.6,13.3,15.4,21.5,25,30.7,29.4,24.6,18,15.4,13.4
1975,12.4,11.9,10.8,17.9,18.7,25.4,31,30.1,22.8,20.9,13.9,8.5
1976,11.5,12.1,15.5,15.4,22.7,29.4,30.1,29.6,23.3,16.4,12.4,9.9
1977,9,11,15.4,19.5,20.8,23.8,26.8,27.4,27.8,19.9,12.9,12.2
1978,9.4,12.7,14.9,15,19.1,22.7,30.3,30.9,29.4,21.2,14.7,11.3
1979,10.3,11,11.7,15.7,21.1,27.3,30.6,30.3,26.6,16.9,14.5,11.2
1980,10.3,12.5,13.5,18.2,19.2,25.6,29.7,30.7,28.4,20.1,13.5,10.8
1981,15.1,13.8,15.6,15.4,19,29.2,30.7,31.2,26.1,20.8,20.8,11.1
1982,11.6,12.3,16.1,19.1,22.8,26.3,28.2,30.6,25.2,18.1,13.5,9.7
1983,14.1,10.2,17.8,14.7,17.1,28.2,27.7,27.1,29.9,22.6,14.6,12.7
1984,9.4,12.7,11.8,20.1,15.1,24.6,31.3,29.4,27,20.9,12.2,10.2
1985,8.6,12.5,13.1,18.6,19.1,26.2,31.4,31.1,31.8,25.4,13.2,11.1
1986,9.5,9.2,14,12.9,23.9,27.5,33.1,28.8,25,21.5,15.7,12.1
1987,9.9,11.9,17.3,17.8,23,26.8,29.2,30.9,29.4,15.3,14.2,10.9
1988,9.2,11.4,17.3,16.1,18.6,22,28.3,31.4,29.7,20.2,14.7,12.8
1989,12.9,14.5,18.2,14,24,27.6,33.6,30.9,25.8,22.3,12.9,10
1990,9.7,15.2,16.8,15.7,23.6,27.4,32.5,32.6,27.3,17.7,14.1,9.7
1991,10.3,10.3,13.9,17.5,23.6,28,31.3,33,27.4,17.9,14,11
1992,9.4,13.7,17.7,19.6,24.6,22.2,32.2,31.1,26.6,17.1,15.6,10.9
1993,13.5,13.3,15.4,16.3,18.6,26.3,31,29.8,22.4,15.1,12.7,10.3
1994,10.5,12.1,19.2,17.5,20.5,27.8,31.9,30.9,24.1,20.4,16.2,12.1
1995,11.9,13.4,17,21.2,23.5,27,30.8,31.1,22.9,23.2,14.9,10.9
1996,7.3,10.1,14.1,18.9,20.1,29.5,31.3,28.3,24,20.9,14.7,10.6
1997,7.8,14.9,21.2,21.8,20.6,22.5,29,30.1,27.4,22.2,13.4,10.6
1998,10.8,14.5,19,14.7,20.8,26.9,31.2,33.1,24.6,21,15.8,11.4
1999,11.4,13.9,15.5,18.7,21.9,27.4,32,30,23.9,18.5,15.5,11
2000,9.7,16.2,17.9,13.6,21.5,28.8,29,30.4,27.7,20.2,12.4,11.3
2001,10.8,14,14.9,19.3,22,29.6,29,29.8,25.8,19.7,13.3,9.3
2002,11.2,14.1,15.6,17.5,19.5,25.8,29.1,28.7,23.4,19,12.9,11.6
2003,11.3,10.8,16.4,17.7,24.7,29.8,30.4,32.9,27.4,17.7,13.8,10.4
2004,12.1,12.6,14.2,18.3,20.8,30.7,31.6,28.7,27,19.5,12.6,10.7
2005,10.6,11.5,15.5,18.5,23.9,30.5,31.4,32.4,27.5,19.7,13.4,10.7
2006,9.8,11.9,15,19.5,24.8,28.5,32.4,31.5,26.6,20.1,15.4,12.3
2007,10.5,12.9,14.8,18.3,21.3,24.5,28.8,28.5,26.3,20.6,16.4,10.1
2008,12.2,14.1,14.6,17.6,19.4,27.1,29.1,29.3,24.4,19.4,12.1,9.8
2009,10.2,12.2,17.5,16.4,23,27.3,29.2,31.8,29.6,22.8,13.9,10.3
