1901,8.7,9,14.9,20.8,24.3,26.7,30.3,30.3,25.1,19.8,14.5,9.6
1902,8.9,9.5,15.9,20.8,24.7,26.2,30.1,30.3,25.1,19.5,14.8,9.9
1903,7.6,9.2,15.3,21,23.7,26.7,30.2,30,24.8,19.9,14.2,9.4
1904,8,10.1,14.6,20.4,23.7,26.4,29.9,30.1,25,19.8,14.2,9
1905,8.8,8.5,12.6,18.3,23.4,27.7,30.2,28.9,24.8,19.4,14.8,9.6
1906,7.8,7.7,14.2,19.9,23.6,26.1,30.5,28.9,24.9,19.6,13.5,10.2
1907,9.2,8.1,13.4,19.8,24.1,25.8,28.5,30.8,24.5,19.9,14.3,10.4
1908,8.2,9,14.8,19.7,24.1,26.8,29.5,31,25,19.6,14.4,10.6
1909,7.1,10,14.8,21.1,23.7,25.2,29.7,30.3,26.5,19.9,16.1,9.5
1910,7.4,9,14.1,19.1,23.6,25.8,29.7,30.2,24.9,19.8,14.4,8.7
1911,7.9,8.6,14.3,20.7,23.2,25.5,29.7,29.7,25.7,19.5,14.6,8.4
1912,8,11.1,13.7,20.7,24.5,27.1,29.8,29.7,24.6,19.4,13.4,8.6
1913,8.4,9.8,13.8,18.9,23.2,26.5,29.3,31.1,25.3,20.9,13.8,8.7
1914,10.5,10.4,15.7,19.7,23.2,27.3,31.5,29.5,24.3,19.4,14.2,10.1
1915,8.4,9.7,15.6,19.6,24.6,26,29.1,29.1,24.3,20.5,15.2,11.9
1916,8,9.7,14.8,20.5,24.5,26.9,29.8,30.5,25.6,19.4,15,9.3
1917,6.9,9.5,14.4,19.9,24,26.9,30.5,30.6,25.7,20.1,15.2,8.6
1918,7.5,9.6,14.9,19.6,23.6,26.1,30,30,25.7,20.4,13.9,8.9
1919,7.9,10.2,16.3,21.7,25.1,27,29.8,31.6,24.8,19.8,14.9,9.7
1920,9.5,7.5,14.5,20.1,24,26.8,31.1,30.5,25.8,19.6,15.6,9.4
1921,7.6,9.5,14.2,21.9,24.2,27.4,30.2,30.7,23.5,19.1,14.1,9.9
1922,6.2,11.3,14.3,20.3,25.7,24.8,32,31.3,24.5,20.2,14.2,9.5
1923,9.1,9.5,17.9,21.4,24.7,26.8,30.8,31.3,26,19.8,15.4,10.4
1924,9.4,8.7,13.3,20.9,23.9,26.4,30.4,31.1,25.3,18.9,15.1,10.6
1925,5.5,7.8,15.9,18.5,24.2,28.1,32,30.3,25.2,20,15.8,11.3
1926,9.7,10.3,15.4,20.5,25.6,26.2,30.2,32.5,27,20.7,14.2,8.9
1927,8.3,7.2,14.1,20.1,24.4,27.9,32.4,31.3,27,22.1,15,11.5
1928,8.1,11.6,17.1,22.4,25.3,26.4,32.8,30.2,25.6,19.7,14.9,8.2
1929,6.6,9.1,16.2,20.6,24.4,28.6,31.4,32.1,24.8,18.8,13.8,8.7
1930,5,11,13.6,20.4,25.2,26.2,33.2,30.9,25.4,19.3,15.1,10.6
1931,8.4,8.1,16,21.3,24.7,26.6,29,30.6,23.9,19.8,15.2,10.9
1932,9.1,7.2,16,21.6,26.9,27.4,31.6,30.7,23.6,17.4,14.1,8.5
1933,3.4,9.2,15.2,20.9,24.4,27.7,31.9,33.6,25.9,17.7,14.6,11.9
1934,4.7,10.5,15,19,26.1,26.6,31.3,32.8,27,17.9,10.8,11.2
1935,7.1,9.6,17,18.8,23.5,26.6,31.9,33,24.3,21.1,14,8.7
1936,4.8,10.2,10.1,21.3,23.6,28.8,31.1,30.1,26.7,20.6,15.6,7.9
1937,7.9,10.8,17.2,21.3,25,27.1,30.3,30.9,25.4,19.9,12.2,10
1938,5.7,9.6,13.2,20.7,26.4,26.2,30.6,31.5,25.2,21.5,15.2,11
1939,9,10,15.2,18.1,26,27.5,30.8,32.5,26.8,21.7,14.6,10.3
1940,10.4,10.2,13.5,20.7,23.8,28.1,30.8,30.8,25.5,21.2,15.4,12.9
1941,10.6,11.9,17.3,23.2,25.4,29.4,32.3,30.8,25.5,22.4,15.5,10.8
1942,9.9,8.6,18.1,22.2,25.7,27.7,32.7,32.1,26.8,21.1,16,10.1
1943,7.1,10.5,17,20.6,26.7,27.5,32.5,31.9,26.8,20,14.9,11.5
1944,6.2,7.7,16.3,20.4,25.4,26.8,32.3,32.3,25.9,17.4,14.9,5.8
1945,6.9,6.8,15.6,21.3,25.8,29.4,31.7,30.2,27.9,19.7,17.6,11.1
1946,10.7,14.5,14.6,25.2,25.7,27.9,31.5,32.2,28,21.4,15.6,8.5
1947,9.2,9.5,17.3,20.7,26.4,26.5,31,31.9,27.9,17,16.9,9.5
1948,9.6,11.2,15.1,22.9,22,27,30.3,31.5,26.9,20.1,12.3,11.5
1949,8.7,10.9,15.3,19.4,26.1,26.2,31.8,30.9,27.5,19.1,12.9,9.2
1950,10.8,7.5,14.9,20,24,25.1,30.5,29.8,22.7,18.4,13.3,7.4
1951,7.6,9.9,12.4,16.8,26.5,27.6,30,31.5,26.4,21.8,13.8,11.7
1952,9,10,15.7,23.4,24.6,28.8,31.7,26.9,25.2,17.6,16,8.7
1953,7.7,10.5,14.9,18.5,24.4,28.4,30.5,33.5,24.5,18.8,14.4,10.1
1954,8.9,11.2,13.4,19.9,23.6,27.1,28.9,29.4,25.7,18,17,6.2
1955,6.1,11.8,15.4,19.8,23.2,25.7,29.9,30.3,27.1,19.3,14.4,12.9
1956,5.8,10.2,15.3,22.7,22.8,28.6,29.8,28.3,25.2,19,12.7,8.7
1957,8.4,6.3,15.5,20.5,22.1,26.1,29.9,29.2,23,18.3,16,10.8
1958,7.2,9.2,18.2,23.5,23.1,27,30.6,28.7,26.2,18.1,14.3,11
1959,7.1,8.8,15.7,22.4,21.6,26,32.5,32.3,26.6,21.3,14.1,9.4
1960,9.6,12.1,17.9,19.1,23.6,26.6,30,30.7,27.6,18.6,14,9.6
1961,8,8.4,13.9,21.4,24.4,28.9,31.4,31.3,26.6,19.5,14.4,10.2
1962,6.1,12.3,16.1,19.9,23,26.9,31.2,29.6,27,18.9,13.7,10.7
1963,9.6,9.4,17.3,22.2,25.8,27.1,29.6,31.4,28.1,19.3,15.5,10.6
1964,7.1,5.9,15.7,23.4,24,24.6,31.9,30.3,24.9,19,14,8.9
1965,9.5,10.6,14.3,20.9,24,24.3,30.3,28.6,23.4,20.3,16.2,8.9
1966,9.7,13,18.4,21.3,23.4,27.2,30.3,31,25,19.3,13.2,8.5
1967,7.4,8,15.3,19.9,25.1,26.8,30.6,32.5,25.8,18.8,13.2,8.3
1968,8,5.7,14.2,18.9,23.2,25.9,30.1,29.1,24.9,19.2,16,12.2
1969,8.3,9.6,16.8,23.2,27.6,26.1,30.8,30.3,26.5,21.4,12.5,9.1
1970,7.3,11.1,10.8,19.4,25,25.8,29.8,32.2,24.9,19.6,14.4,10.3
1971,7.6,9.4,16.8,20.6,23.9,27.2,32.6,31.4,23.7,18.9,15.8,10.6
1972,8.9,7,17.7,18.6,24.6,28.1,31.3,32.9,22.8,19.6,15.1,9.9
1973,7.2,13.2,17.1,22.5,23.5,26.3,30.4,31.7,24.8,19.7,15.3,10.3
1974,7.6,8.6,14,22.2,24.4,26.5,30.5,27.1,24.5,18.9,15.4,7.5
1975,7.9,9.4,16.1,20,22.1,26.4,31.1,31.7,28.7,20.3,11.9,8.2
1976,7.7,11.1,12.3,19.7,22.9,25.6,28.4,32.3,24.3,20.2,11.3,8.3
1977,4.9,8,15.2,20,23.6,26.1,30.4,29.9,26.7,20.7,13.8,11.1
1978,8.3,10.3,15.8,21.5,24.1,26.9,31.8,32.3,27,21.1,12.8,11.2
1979,8.9,12.9,15,21.6,21,26.9,30.6,30,23,21.5,14.6,10.8
1980,8,7.2,14.6,20.9,25,27.2,29.3,26.7,23.7,19.5,16.6,10
1981,8.4,11,17.2,21,23.3,27.8,31,31.3,25.3,16.8,12.9,8.8
1982,9.4,8.6,15.5,17.6,26.1,25,28.8,30.3,23.3,20.9,14.4,8.8
1983,7.2,9.1,12.4,20.9,25.6,26.1,29.3,29.5,25.7,20.1,16,9.5
1984,5.7,7.2,14.6,20.4,23.4,28.6,30.2,29.7,24.6,19.4,16.1,7.7
1985,7.7,9.7,10.7,20.8,26.1,25.5,30,32,24.5,20.5,14,8.9
1986,9.3,8.6,15.4,19.4,25.1,27.3,29.4,29.5,24.2,18.9,12.5,10.7
1987,11,13,17.4,20.5,25.1,26.2,28.5,29.8,24.8,20.9,15.1,10.5
1988,8.8,8.4,11.6,20.4,25.2,28.1,31.1,29.3,23.1,18.6,15,10.8
1989,7,7.6,13.4,19.4,23.8,26,29.9,30,25.3,19.7,13.5,9.9
1990,8.1,8.8,15.2,19.4,24.2,27.2,30.6,31.5,26.4,18.7,16.7,10.2
1991,7.6,10.1,13.6,19.4,24.1,27.5,29.4,29.1,25.5,18.3,13.7,9.3
1992,8.1,9.8,12.5,21.4,23.2,26.2,29,30.7,26,18.4,15.6,11.2
1993,7,12,15,21.1,23.2,27.9,28.6,27.8,25.4,18.8,15,9.2
1994,8.9,10.8,13.1,21.5,26.7,26.6,30.6,32.1,23.2,18.3,15.5,10.2
1995,7.7,9.1,14.9,19.6,25.3,27.2,30,30.4,26,19.7,14.7,9.1
1996,6.9,9.3,14.2,18.3,22.3,27.3,29.3,30.8,25.4,20.2,13.2,10.3
1997,9,8.9,16,19.5,25.6,25.9,29.2,32.2,25.3,19.5,14.7,9.4
1998,7.6,11.1,14.9,23.8,24.6,26.3,30,29.8,26.5,21.4,17.1,10.6
1999,9.7,12.6,15.1,21.3,23.3,25.8,28.7,29.2,26.8,20,14.6,10.7
2000,7.1,8.6,15.4,19.8,26.1,26.3,30.6,29.1,24.7,19.4,13.6,10.2
2001,8.6,11.3,18.3,20.9,24.7,25.9,31.9,29,25.2,20.3,15.6,8.8
2002,9.6,12.3,17.2,22,22.2,27.9,30.1,28.9,25.1,20.8,15.6,9.3
2003,8.6,12.3,14.7,20.3,22.9,26.4,29.6,29.9,25.3,17.8,14.7,9.3
2004,9.6,11.3,15.9,22,23.5,25.7,29.2,29.2,24.4,17.4,14.1,10.4
2005,6.1,7.8,13.2,22.3,25,27.6,30.6,26.8,27.9,17.9,14.2,7.9
2006,7.3,8.5,14.1,21.5,24.9,26.3,32.3,33.4,26.2,20.7,14.7,9
2007,7,13.6,15.8,19.3,26.7,25.6,28,31,24.8,19.1,14.7,9.5
2008,5.1,6.2,16.1,19.8,24.8,27.4,30.6,27,26.7,19.9,14.2,9.4
2009,7.3,13.3,15.9,19,23,26.6,30,29.8,28.4,19.5,13.2,9.3
