1901,8.8,7.6,11.9,17.7,21.9,29.3,32.1,32.4,24.1,17.2,11,7.3
1902,8.7,10.2,14.6,17,20.6,24.7,31.6,30.7,24.8,17.7,13.3,8.7
1903,8.5,11.7,14.5,18,19.5,25.1,31,32.2,25,19.4,13.9,7
1904,8.2,9.9,12,18.6,24.8,27.9,32.3,31.2,24.8,20.7,12.7,10.2
1905,8.2,10,14.3,18.7,21.5,25.1,31.9,30.4,23.6,18,10.5,8.6
1906,9.2,8.8,13.3,14.9,21.5,28.4,31.7,34,25.7,19.2,12.4,8.1
1907,8.1,9.1,15.9,16.2,20.3,28.4,30.7,32.8,26.6,15.9,12.4,10
1908,9.7,11,11.7,15,24.5,25.2,32,31.3,27.1,20.5,14,9.4
1909,7.6,9,11.6,19.4,22.6,23.3,31.9,31.6,24,20,11.8,9.8
1910,8.4,10.7,12,15.7,18.9,25.8,30.2,30,24.5,18.1,11.8,9.2
1911,6.5,11.1,11.4,15.2,20.2,24,32.2,31.8,27.7,16.9,12.1,9.7
1912,8.3,12,14.4,16.7,23.1,26,28.2,28.2,24.3,17.4,12.1,7.7
1913,9.4,10.4,13.7,15.5,21.5,29.2,31.8,29.9,22.8,17.9,12.9,7.8
1914,6.3,10.8,13.4,17.7,21.6,24.1,29.8,31,27.7,19.6,11.5,8.6
1915,7.7,9.1,13.5,15.4,21.6,23.4,32.3,32.5,25.5,18.1,12.3,9.6
1916,9,9.5,10.8,16.7,21.8,26.4,30.7,31.6,25.2,20.2,12.3,9.1
1917,7.3,9,11.4,15.1,21.9,26.8,33,29.8,27.6,17.7,12.9,10
1918,9.3,11.5,12.2,14.6,22.3,28.1,31.7,33.2,25.2,16.6,12.1,8.8
1919,7.8,11.2,12.2,16,22.8,29.3,30.2,33.6,25.7,16.7,10.8,7.4
1920,8.4,11,13.5,17,22.2,25.6,29.4,29.4,25.4,16.6,11.1,7.5
1921,9,10.5,13.9,16.9,21.1,28.2,32.5,30.8,26.1,21.1,12.4,8.2
1922,9.4,11.9,12.2,15.7,25.5,25.9,31.2,31.8,23.9,19.6,13,8.9
1923,7.6,11.1,14.9,14.7,21.9,25.9,32.2,33.7,25.3,21.3,11.7,7.4
1924,9.7,8.6,13.5,18,24.2,28.7,32.2,31.1,25.4,20.4,13,9.9
1925,10.3,10.3,12.2,16,20.5,26.1,29.1,31.2,25.9,20.8,11.6,10
1926,9.2,14.7,15.9,17.1,20.4,26.6,31.8,33.8,30.4,21.9,12.5,8.5
1927,9.3,10.6,13.5,18.9,22.7,27.3,28.9,29.6,25.4,21.6,12.5,9.6
1928,8.8,13.2,13.6,15.7,20,27.8,34.7,32.2,26.1,19.7,13,9
1929,8,11.2,15.1,18.8,20.3,27.5,31.7,31.2,25.6,19.5,12.3,10.4
1930,9.5,8.9,14.3,15.2,22.7,25.2,30,32.5,27.4,21.6,14.5,10.1
1931,9.1,11,14.9,17.6,21.4,28.6,31.2,30.1,26,20.6,13.3,8.7
1932,9.1,9.7,14.4,16,21.6,25,30.2,32.3,25.9,18.6,13.9,9.7
1933,8.2,11.1,13.9,20.1,24.5,25.8,33.9,35.2,26.5,19.8,11.4,6.8
1934,8.4,11.1,12.2,15.5,23.5,29,33.5,30.2,27.7,21.4,11.5,10.9
1935,8.2,11.7,15.3,18.4,19,26.7,33.3,30.9,28.2,19,12.5,10.1
1936,11.7,12,12.9,16.4,19.1,24.5,30.3,33.5,27.1,18.6,11.7,7.9
1937,9.1,12.7,12.4,17.7,22.9,27.1,33.8,33.2,26.5,20.5,14,8.1
1938,8.8,10.9,17.5,18.9,21,30.1,32.1,31.3,24.7,20.9,15.2,9.1
1939,10.6,12.2,14,16.3,21.8,25.4,31.7,31.4,26.9,17.9,12.9,8.9
1940,8.1,12.5,16.5,18.4,22,26.4,31.4,32.8,26.7,18,12.5,8.3
1941,8.2,11.5,14.4,16,18.8,27.1,31,31,27.3,22.1,12.8,8.8
1942,9.3,10.1,14.6,17.2,22.5,28,32.2,31.4,26.1,20.9,13.1,9.8
1943,9.1,12,14.7,20.2,24.8,30.8,30.9,33.2,26.1,19.8,13,9.7
1944,10.1,10.6,15.6,19.2,23.9,27.8,31.6,31.7,26.7,17.7,13.8,9.1
1945,6.4,13.6,18.1,22.6,23.8,29.8,33.5,30.8,30.1,22,14.4,10.9
1946,8.3,12.6,14.2,16.5,18.7,27.3,33.7,32.1,28.1,21.8,14.1,8.6
1947,8.9,10.4,15.3,20.5,22.3,29.8,33.8,31.9,26.5,21.1,17.5,9
1948,11.1,13.4,18.2,17.5,20.6,29.2,32.4,32.1,28.8,21.5,17.1,11.2
1949,10.5,14.1,14.9,21.7,22.5,28.7,34,34.6,25.7,21.4,14.3,9.9
1950,10.4,13.2,16.7,19.8,22,28.9,34.1,32,27.7,20.8,15.5,8
1951,9,9.8,14.6,17.5,18.5,27.3,31.1,30,27,18.4,12.8,11.1
1952,7.7,11.6,17.2,17.8,21.6,28.2,31,29.6,23.8,20.5,14.6,9.6
1953,9.4,10.8,14.6,17.5,25.8,26,31.4,33.5,26.8,18.8,15,12.8
1954,8.2,10.4,13.3,16.6,22.6,26.8,32,29.9,27.9,22.6,15.3,10.6
1955,11.4,11.1,13.4,21.3,25.4,27.7,31.9,32.1,27.1,20.3,13.6,11.2
1956,10,8.2,14,15.2,22.4,27,30,29.8,25.1,20,11.8,9.2
1957,7.9,13,17.5,16.9,21.1,25.6,32.4,32.5,27.7,19.8,12.8,8.9
1958,9.4,13.4,13.7,16.7,23.9,25.2,31.3,30.5,28.5,20.1,14.4,9.9
1959,10.5,11.4,13.4,18,20,27.1,32.3,30.1,24.1,19,13.4,9.5
1960,9.4,11.1,14.1,19.1,23.3,29,30.8,29.6,26.6,16.1,12.7,8.2
1961,8.7,15.6,19,18.9,25.1,28,31.9,32.6,27.8,19.2,12.9,11.1
1962,11.6,12.8,13.2,17.8,23.6,27.6,32.1,33.7,28.5,21.3,10.9,8.4
1963,9,8.7,14.1,17.4,23.2,26.2,31.6,30.5,25.3,23.7,14.1,9.2
1964,9.2,13,13.9,17.7,26.9,27.4,32.1,32,29.4,19.9,14.4,8.6
1965,9.5,10.1,14.5,18.6,25.9,29.6,30.9,31.8,23.8,18.6,12.2,10.2
1966,11.5,12.7,15.5,17.4,24.2,26.7,31.6,31.9,28.5,17.3,10.7,10.3
1967,9.4,11.7,17.2,17.2,20.3,26,33.7,31.5,25.8,21.6,13.2,8.5
1968,11.2,10.8,13.3,16.8,22.1,28.9,32.1,30.9,26,23.7,13.6,9.3
1969,10.8,9.5,13,17,20.2,25.1,32.7,31.5,22.4,19.8,12.5,8.4
1970,10.1,12.1,13.2,18.9,22.4,26.4,32.5,30.2,29.6,20.9,16.3,7.5
1971,8.7,13.4,11.4,16,18.6,24.1,30.5,29.8,27.5,22.9,13,10.6
1972,8.3,11,13,18.1,21.2,26.5,30.8,29.9,22.6,17.3,13.8,9.1
1973,10,11.5,13.9,19,22.3,26.9,31.2,33.1,26.4,19.6,15.2,9.4
1974,11.1,11,13.7,15.3,22.7,26,32,31.4,26.4,18,14.4,11.7
1975,11.6,12,12,17.4,19.6,26.1,32.8,31.3,24.3,21.1,13.7,8.6
1976,10.4,11.8,15.2,15.3,23.5,29.4,31.1,30.5,24.2,17.2,12.2,10.7
1977,9.4,12,15.8,18.9,20.4,24.2,28.1,28.6,28,20.4,13.2,12.1
1978,9.6,12.9,15.7,15.9,19.4,23.6,31.9,32.1,29.3,20.7,14.1,11.8
1979,10.8,11.7,13.1,15.9,22.6,28.3,31.7,32.1,26.9,17.9,14.1,10.9
1980,10.1,12.8,14.6,17.6,20.1,27.3,31.2,32.1,29.3,20.5,13.6,9.8
1981,11.9,12.4,16.9,16.4,21.3,29.7,32.2,31.9,27.6,22,18.2,11.3
1982,11.5,12.6,16.3,18.8,24.1,29,31.8,31.6,26.7,19.5,13.7,9.7
1983,12,10.7,17.9,16.6,19.9,29.6,31.4,29.7,29.9,23.2,15.5,11.2
1984,9.7,12.1,12.3,19.8,16.7,26,33,30.6,27.6,20.5,13.6,11
1985,8.1,13.5,14.3,18.8,20.8,28,33.8,33.3,31.6,24.3,13.7,10.4
1986,9.4,10.3,14.9,13.8,25.4,29.3,34.3,31.9,27.4,21.8,15.2,10.4
1987,9.1,11.8,17,18.9,23.5,28.8,31.5,33,30.5,17.9,14.2,11.8
1988,11,12.2,17.6,17.3,20.8,24.3,31.9,33.4,29.8,21.5,14.7,11.5
1989,11.5,13.8,18.2,15.8,24.8,29.3,34.7,33.3,26.6,22.6,15,11.7
1990,10.6,15.4,17.3,16.4,25,30.1,34.7,33.7,28.9,19.9,14.2,9.4
1991,10.3,10.9,15,17.4,23.2,30.2,33.9,35.1,28.6,18.6,14.4,10.6
1992,9.1,12.9,17.2,20,25.5,23.8,33.5,33.6,28,18.3,16.2,11.1
1993,11.4,12.2,16,17.6,21.1,27.6,33.1,32.9,25.2,16.2,13.4,10.5
1994,10.5,12.7,19.6,18.3,23,30.3,34.9,33.8,25.6,20.8,16.2,11.5
1995,11.5,14.3,17.5,21,25.8,28.6,34.1,33,24.9,23.3,15.8,11.4
1996,10.8,10.7,14.9,19.3,21.9,30.2,32.9,31.1,25.2,21.2,14.8,10.5
1997,10.4,15.5,21,21.8,22.7,25.8,30.9,32.2,29.2,22.6,13.7,10.6
1998,10.9,14.4,19.1,16.2,21.8,29.3,34,34.3,26.8,20.8,14.9,11.1
1999,10.6,12.8,15.9,20,24.1,29.4,34.1,33,26.5,19.8,12.8,10.1
2000,9.8,16.1,17.9,15,23.8,30.2,32.2,32.7,28.5,20.9,13.1,11
2001,10.6,13.5,16.5,20,22.9,31.2,32.2,33,27,21.6,13.2,9
2002,11.5,14.5,16.2,19.1,22.2,30.2,32.6,31.1,25.9,20.5,14.2,11.9
2003,10.7,11.3,17.3,18.9,26,32.2,34,35.4,28.9,19.2,14.8,10.6
2004,11.8,13.1,14.7,18.4,21.4,31.8,33.8,31.6,29.3,21.2,14.4,10.9
2005,11.2,10.9,16.2,20.1,26.1,32.7,34.4,34.2,28.5,21.7,13.6,10.7
2006,10.3,11.9,16,20.6,26.8,30.6,35.3,32.8,29.1,22.5,16.2,11.5
2007,11.6,13.7,16.1,19.2,23.4,27.4,32.9,32.1,28.2,21.9,15.9,10.7
2008,12.9,14.6,16.6,19.7,21.6,28.9,33,33.6,26.9,20.8,12.8,9.7
2009,9.9,12.9,18,18.2,25.8,30.3,34.1,35.7,29.4,23.8,15.5,10.8
