1901,7.7,6.2,10.8,17.7,21.4,25.2,27,30.3,26.6,22.2,14.3,8.5
1902,5.6,7.4,12.4,15.3,20.7,24.8,26.8,28.1,26.4,21,16.5,11.2
1903,7.4,7,12.3,17.1,20.4,24.4,26.7,31.3,27.4,20.7,13.7,7.2
1904,5,8.7,10,18,20.7,25.8,29.7,30.5,25.3,20,13.2,9.2
1905,8.3,6.4,10.5,15.9,21.1,24.7,28.9,27.7,26.6,21.2,15.4,10.6
1906,5.3,6,10.7,17.2,20.7,23.8,28.2,30,24.2,20.4,13.7,9.1
1907,8.2,6.2,10.7,16.7,21.4,23.9,27.5,29.5,25.5,20.5,15.9,8
1908,6.8,6.9,10.2,16.5,21,25.8,27.2,29.3,24.1,20.7,13.2,9.2
1909,5.8,5.7,9.6,18,21.9,24,29.3,31,26.3,19.6,14.3,8.5
1910,7.8,6,9,16.6,21.3,25.2,28.9,29,24.8,20.6,15.2,8.1
1911,6.5,8.2,11.9,17,21.5,25.3,29.6,29.6,27.1,20.5,16.1,9.1
1912,6.3,9.6,11.4,17.5,21.7,25.9,28,30.9,25.3,20.9,13.9,8.8
1913,5.7,7.1,9.9,18.3,20.9,24.8,28.7,29.8,24.4,20.8,14.9,8.8
1914,7.4,8,12.8,16.2,22,26,31.2,31.5,27.6,20.9,16.7,9.4
1915,6.9,7.5,9.6,16.6,21.5,26.5,29.8,30.5,27.4,22.7,16.4,9.7
1916,8.7,8.2,9.4,16.5,21.8,27,29.3,31,28.1,20.4,16.3,10.3
1917,5,7.4,9.7,17,20.7,24.6,30.8,30,26.3,20.4,12.3,6.4
1918,4.1,7.3,10.5,16.7,20.8,24.2,30,30.5,26.4,20.7,14,7.7
1919,5.6,7.8,12.4,18,21.9,25.3,27.9,30,26.3,21.6,16,8.6
1920,6.8,5.7,10.8,17.3,22.1,25.4,30.2,29.6,26.4,21.7,16.2,9.2
1921,7,7.2,8.9,17.3,21.3,22.6,28.4,30.9,25.1,20.6,13,9
1922,3.6,10,10.2,17.7,22.2,26.1,29.2,31.8,28.6,22.1,15.5,7.3
1923,4.7,7.2,12.7,16.8,21.4,25,28.7,32.1,27.5,21.2,15.6,9.5
1924,6.9,7.5,8.8,18.1,20.5,25.2,31,31.4,26.4,19.8,14,8.8
1925,6.4,5.9,9.8,15.7,21.9,25.1,27.8,29.5,26.5,21.1,16,9.8
1926,5.8,7.3,9.9,15.7,21.5,24.5,28.6,31.6,27.7,19.6,14.5,7.3
1927,6.5,5.1,10.3,18.2,21.2,25.2,30.7,30.3,25.2,20.9,15.9,9.8
1928,6.3,6.5,10.9,17.6,23,24.6,28.7,29.5,27.9,21.1,16,8.5
1929,5.3,6.3,10.6,17.2,20.2,25.4,30,30.8,24.9,20.6,14.3,11.7
1930,6.4,8,12.4,18.1,21.9,26,30.9,31.2,25,21.7,13.6,9.5
1931,6.4,6.8,11.8,15.5,21.6,25.6,26.3,30.5,26.9,20.1,16.3,10
1932,9.3,6.8,10.3,16,21.9,23.9,29.7,30,25.2,20.3,14.9,9.3
1933,5.7,6.8,8.9,16.7,23,26.9,30.8,30.5,26.3,20.3,15.2,9.3
1934,4.2,6.5,10.2,15.7,22.7,26,30,30.9,25.4,19.5,13.8,10
1935,7.1,8.4,10.8,17,21.8,25.8,29,29.4,24.6,21.5,15.6,8.5
1936,3.8,4.7,9,16,21.1,26.2,29.1,30.7,27.9,20.2,14.8,10.4
1937,6.8,9.1,11.6,17.3,22.2,24.4,29.6,32.2,26.4,20.7,14.9,7.7
1938,5.5,6,13.2,17.9,22.3,25.3,29.6,29.4,26.2,21.1,14.3,8.8
1939,4.9,6.8,10.6,17.6,22.2,25.6,30.6,30.8,27.4,21.1,16.4,9.2
1940,5.4,5.6,11.2,17.3,22.6,25.6,30.6,29,27.1,21.9,16.9,10
1941,8.4,7.8,12.4,17.6,23,25,28.2,29.8,24.7,21.2,16.8,10.7
1942,5.9,6.3,14.1,16.9,22.1,26,32.8,31.8,28,20.4,14,8.6
1943,5.5,6.8,10.6,16.4,22.7,25.5,28.3,31.1,27.6,20.9,14.9,9.6
1944,6.3,6,10.3,15.6,22.9,27,30.3,31,26.9,20.5,14.9,7
1945,4,4.5,10.1,17.8,20.1,25.3,26.5,31.2,26.4,20.5,15.1,7.1
1946,6.5,7.7,9.4,18.5,21.1,26.2,31.2,30.5,26.5,21.5,16.8,7.2
1947,6.6,5.2,9.5,16.5,21.2,24.5,29.9,32.1,27.5,19.7,14.3,6.9
1948,6.6,7.7,10.1,18.2,22.3,26.1,30.1,30.5,26.7,21.4,15.4,11.8
1949,8.3,9.2,9.5,15.3,22.5,24.3,28.9,30.9,26.3,19.6,14.6,9.8
1950,8.1,7.6,11.4,18.4,23,25.2,29.6,30.6,26.3,20.2,15.1,8.4
1951,6.6,8.1,11.3,16.4,22.5,25,28.2,31.4,24.5,22.3,14.6,10.8
1952,6.6,6.2,10.7,17,22.3,24.8,27.9,31.6,26.4,20.5,16.3,9.6
1953,5.9,7,12.1,16.6,21.5,24.6,27.8,29.6,26.1,21.8,13.8,10.9
1954,7.9,9.2,11.7,18.4,21.2,22.4,26.5,31,26.6,19.3,16.7,9.8
1955,6.2,9.1,11.9,17.4,21.8,26.4,30.7,31,26.6,20.2,15.1,11.4
1956,6.8,6.5,11.4,17,20.7,25.9,28.9,29.4,25.8,20.8,14.9,7.5
1957,7.9,6.1,9.1,18.4,20.4,24.8,27.7,30.1,23.7,21,16.7,10.4
1958,6.8,8.7,11.6,18,22.3,26.3,28.7,30.1,26.6,19.5,15.1,11.3
1959,6.2,10.6,12.5,17.4,22.6,25.4,30.1,30.7,27.2,21.4,16.6,10.8
1960,7.2,9.6,13.5,16.6,21.6,25.1,30.5,30.8,26.6,21.1,15.7,9.2
1961,5.7,6.7,12.4,18.4,22.8,25.5,30.7,31.6,29,22.4,16.3,10.2
1962,6.9,9.1,11.6,16.7,21.8,24.2,28.7,31.6,27.6,21.1,14.9,10.8
1963,4.1,6.2,11.2,17.8,21.6,25.8,30.2,30.1,24.5,20.7,15.2,10.9
1964,8.7,6.7,10.8,20,23.9,25.4,30.5,32,26.7,20.5,15.3,10.5
1965,7.3,7.6,10.1,15.4,22.3,26.1,28.8,31.9,25.8,21.6,15.9,8.6
1966,6,10.1,11.9,17.6,22,24.4,29.4,30.7,26.7,21.5,15.5,8.3
1967,6.5,7.7,12.2,17.1,24.5,27.3,29.1,31.6,26.7,20.4,15.8,8.1
1968,6.4,5.7,11.7,18.4,21.8,25.7,28.3,29.8,25.4,19.4,16.7,12.1
1969,7.8,8.1,10.7,18,23.5,25,27.8,30.8,27,20.8,14.9,8.9
1970,7.2,8.6,8.1,16.4,22.8,23.9,29.2,30.2,26.6,20.9,15.2,9
1971,7.6,8.1,10.8,17.7,21.9,25,29.3,30,25,19.1,15.7,10.3
1972,9.9,8.8,12.7,17.7,21.4,25.3,28.4,30.2,25.9,21.7,14.7,10.1
1973,8.4,9.2,10.5,19.6,21.7,24.4,31,31.2,25.3,20.4,14.3,7.7
1974,6.1,7.2,10,18.2,22.6,26.2,26.9,30.9,25.7,20.2,14.2,8.8
1975,6.3,6.3,11.3,17.4,21.4,25.7,29.7,29.7,28.1,20.1,15.9,9.5
1976,6.6,9.4,12,16.8,21.2,25.2,27.8,29.5,24.8,20.1,14.1,9.2
1977,5.4,6.7,12.3,18.7,22.3,24.7,30.4,30.4,27.5,23.7,16.9,11.6
1978,7.3,6.2,11.6,17.6,22.5,26.3,31.7,32.5,26.7,21.4,15.8,11.5
1979,9.3,10.6,11.9,16.7,22.8,26.9,28.8,31.4,26.9,22.8,16.1,11.8
1980,7.1,7.1,11.6,16.8,22.8,26.6,27.8,28,25.7,20.3,16.3,8.5
1981,4.7,7,11.9,17.6,21.9,25,30.6,29.8,25,20.2,12.9,9.7
1982,7.4,7.9,13.2,17.6,24.3,26,26.7,29.3,25.1,21.5,16.6,10.8
1983,8.2,8.1,11.3,19.5,23.6,25.8,28.8,31.8,26.9,21.4,15.4,8.7
1984,5.3,5.1,8.2,16.3,22.4,25.8,30,32.4,27,21.1,16.4,9.8
1985,6.3,8.5,11.8,18.8,23.2,24.8,30.3,31.5,27.1,21.6,15,8.9
1986,5.8,6.1,11.3,18.1,21.6,25.7,28.1,31.1,27.8,20.5,15.4,11.5
1987,7.7,9.1,11.5,18.7,22.6,27,30.3,31.5,27.2,22.6,16.2,11.7
1988,9.1,6.9,11.1,17.8,22.3,25.7,27.7,30.8,27.3,20.5,14,10
1989,9.9,10.1,12.6,19.1,21.7,25,28.6,31.3,27.4,21.4,16.5,10.8
1990,7.2,11.4,13.2,18.6,22.5,27.3,30.3,32.5,27.6,21.9,18.1,11.5
1991,7.6,7.6,12.6,19.3,22.4,27.2,30.1,30,28,21,15.9,11.9
1992,9.6,9.3,13,19,21.5,25.3,30.4,30.7,27.5,21.3,16,11.1
1993,8.7,9.9,11.9,17.7,22.3,24.9,26.3,28.3,25.3,20.7,16.7,10.4
1994,8.5,8.4,11.2,20,23.9,26.9,32.7,33.5,28.9,23.4,17.4,11.2
1995,7.1,9.2,12.9,17.6,22.4,25,29.7,33.5,26.7,22.9,14.7,9.2
1996,7.9,7.8,11.4,16.3,22.5,25.8,30.6,30.7,26.3,21.5,15.4,11
1997,8.2,9,13.9,18.8,22.9,26.5,29.1,31.5,27.3,21.5,17.1,11.3
1998,7.5,10.6,14,21.1,23.9,25.6,30.5,32.2,28.3,23.1,16.2,12.1
1999,8.1,8.8,13.3,17.8,24,26.1,29.3,31.9,28.9,23.2,16.8,11
2000,9.6,7.1,11.8,18,23.8,26.3,32,33.3,28.7,22.6,17,11.1
2001,6.5,9.5,12.2,19.6,23.7,27.1,32.6,31.2,27.2,22.4,16.1,10.4
2002,8.2,10.1,15,20,22.5,26.9,31.3,32.9,27.7,22.1,13.5,10
2003,7.3,9.7,11.6,18.5,22.8,26.3,27,30.5,28.4,21.2,17.6,10.8
2004,8,10.5,13.5,20.6,23.7,27.9,32.6,31.2,28.3,21.9,18,12.6
2005,8.2,8.1,11.8,19.9,22.6,27.9,30.1,32,28.8,22.5,16,6.4
2006,6.9,9.1,11.6,16.7,22.2,26.9,29.2,32.6,27.1,23.1,16.7,11
2007,9.8,12,13.3,18.3,23.5,26.9,28.1,33.2,29.4,22.6,16,11.2
2008,8,7.5,14.3,19.4,23.6,25.9,32,32,27.2,22.6,15.8,12
2009,8.7,11,13.3,19.8,23.6,27.3,29.4,30.5,27.7,22.4,16.4,11
