1901,7.5,6,12.8,19,23.2,26.6,29,30.2,25.8,21.1,14.8,9.2
1902,9.5,9.3,14.8,18.5,24.4,27.2,30.4,29.9,25.7,21.4,16.5,10.1
1903,6.8,8.1,12.5,18.4,23.6,26.5,29,31,26.6,20.9,14,9.3
1904,7.1,10.5,11.8,18.3,23.7,27.3,30.1,29.9,25.8,20.3,13.7,8.3
1905,9.8,4.1,9.3,15.9,23.1,28.7,31,29.1,25.4,20,15.4,9.7
1906,7.3,5.9,13,19,23.3,27.1,30.8,29.6,25,21,12.9,11
1907,8.6,4.5,10.9,18.4,24.9,26.7,27.9,31.6,25.4,20,13.6,10.4
1908,7.3,6.4,12.1,15.8,24.6,27.8,30.1,31.9,26.4,20.6,14.9,11.5
1909,5,8.5,11.3,20.5,24.8,25.3,30.8,31.8,28.4,20.1,16.2,9
1910,6.1,6.4,12.3,16.1,22.3,27.7,31.5,31,26.1,21,14.6,7
1911,6.4,7.6,12.4,19.9,22.6,25.4,30,29.6,27.5,20.9,14.9,7
1912,6.3,11.7,11.1,20.9,25.1,29.2,30.9,29.7,25.4,21,13,7.4
1913,7.4,8.1,12.5,16.9,23.9,27.5,29.4,32.3,26,22.5,14.3,8.3
1914,10.7,10.3,14.6,18.9,22.7,28.8,33.5,31.3,25.7,21.3,15.3,9.4
1915,7.3,8.4,14.6,17.3,25.6,27.9,30.6,30.1,25.4,20.6,14.5,12.3
1916,8.3,7.3,12.1,19.7,23.7,27.7,30,29.9,26.3,19.9,14.2,8.3
1917,4.8,8.6,12.2,19.3,24.1,27.3,29.9,30.4,27.2,19.8,13.4,7.2
1918,5.1,9.1,12.2,18.7,24.1,26.4,29.6,30.6,26.6,21.9,13.7,7.6
1919,5.6,9.6,14.2,21.1,25.9,28.1,29.5,31.9,26.1,20.6,15.7,9.1
1920,8.8,4.3,11,18.1,24,27.3,30.9,31.1,26.7,21.7,16.2,10.1
1921,6.2,11.1,12.4,18.3,23.3,25.5,31.2,30.2,26.8,19.7,16,10.1
1922,6.3,9.2,13.4,19.7,23.7,28.2,31.6,31.5,26.9,22.1,15.9,11
1923,7.5,6.7,15.4,18.3,25.2,27.7,30.2,31.7,26.6,21.7,15.9,10.1
1924,8.5,7.9,10.9,20.9,22,26.7,30.2,31,27.2,20.9,15.1,10.4
1925,5.3,7.7,14.2,17.7,24.3,29.8,31.1,30.2,26.8,21.5,16,10.3
1926,8.6,8.3,14.2,20,26.3,26.3,30.6,32.9,27.9,20.3,15.7,9
1927,8.2,7.4,12,20.1,25.1,28,31.8,31.8,27.7,21.4,17.9,12.6
1928,7.5,9.1,14.2,20.7,26,27.7,31.4,29.7,26.8,21.5,15.3,8.7
1929,6.2,7.1,15.4,22.2,25.5,28.9,31.1,31.8,27.2,22.4,15.4,5.8
1930,3.3,11.5,14.1,17.4,23.3,26.5,31.4,29.8,24,20.8,14.2,9.8
1931,6,5.1,14,17.5,21.7,27.7,28.5,30.8,24,20,15.3,7.9
1932,9.5,6.2,14.8,19.5,22.8,25.9,31.8,30.8,24.7,20.6,15.5,9.7
1933,2.1,6.6,11.6,16.6,24.9,26.7,30.5,31.6,27.5,20.1,15.6,11.2
1934,5.5,9.6,13.3,15.8,25,28,33.2,34.5,26.8,19.3,15.3,11.3
1935,9.5,11.1,16.8,17.3,24.6,27.5,32.3,32.2,27.4,24.5,16.1,5.8
1936,7.9,8.5,11,19.8,24.3,29.4,31.3,31.5,28.4,24.7,16.1,9.1
1937,7.2,8.9,13.1,19.4,25.4,26.6,31,31.6,28.4,22.3,13.2,11.1
1938,5.6,10.4,14,22.2,26.4,28.5,31.3,31.4,27,23,16,10.3
1939,7.5,7.9,13.2,18.2,26,28.3,30.4,31.5,27.9,22.5,14.2,12.7
1940,8.6,8.3,12.8,21.1,24.7,28.1,32.5,31,26.6,22.4,16.1,12.3
1941,9.4,9.3,15.2,21.1,25.1,29.7,30.2,31,26.6,23.8,16.1,11.1
1942,8.5,6.5,14.9,20.7,23.8,26.8,32.7,32.8,28.5,22.9,17.7,9.5
1943,7,9.1,15.3,20.5,26,27.8,31,32.2,28.3,23.6,17.4,12.6
1944,9,8.2,15.2,19.8,25.3,28.8,33.7,32,27.7,21.3,16.5,5
1945,5.2,5.7,13.8,21.6,26.6,28.8,32.8,32.3,27.8,21.8,18.5,10.1
1946,10.7,13.5,12.5,23.3,24.8,29.7,31.7,33,29.1,22.6,17.5,7.7
1947,7.1,8.2,15,22.1,24.5,27.3,32.1,32.2,29.2,20.5,17.6,8.8
1948,9.1,9.4,13.5,22.1,22.8,28.5,31.8,32.7,27.8,21.6,14.8,11.2
1949,8.1,10.2,13.3,19.5,25.5,26.8,31.5,30.6,28.8,22.1,15.1,9.8
1950,9.9,7.6,13.5,19.7,25.4,29.2,32.8,32,25.6,21.1,14,9.6
1951,6.8,8.2,11.7,16.9,26.6,28,31,34.7,26.7,24.2,16.1,13.2
1952,9.1,5.3,10.5,21.5,24.6,29.7,31.9,31.5,27.9,20,16.6,8.6
1953,7,8.1,13.6,19.1,26.8,29,34.3,34.1,25.6,21.6,13.8,9.5
1954,6.1,9.1,12.8,18.9,23,26.1,28.2,31.1,28.3,21.4,18,5.3
1955,4.3,10.7,11.5,18.8,24.4,27.4,30.9,31.6,29.8,22.1,16.3,14.1
1956,7,9.4,11.8,21.2,22,29.3,33.2,30.2,26.5,21.4,14.6,8.5
1957,6.6,4.3,12.8,20.1,22.5,27,31.1,29.7,24.6,20.8,17.1,9.8
1958,6.2,10,14.2,20.6,21.7,29,33.2,29.3,25.6,18.1,15.2,11.9
1959,6.5,7.7,16.3,20.1,22.1,27.8,31.6,33.3,27.6,22.6,14.1,8.6
1960,7.7,12.7,14.5,18.8,22.5,28.4,32.2,30.7,27.7,21.7,15.1,8.6
1961,7.4,9.8,13.1,20.1,24.3,29.6,33.4,31.4,26.2,21.4,15.8,9.7
1962,6.9,12.3,14.2,18.1,23.3,26.7,31.7,30.5,26.2,20,14,10.5
1963,7.1,10.4,14.5,18.8,24.7,27.2,30.7,30.4,26.8,20.8,15,9.8
1964,6.3,2.3,13.9,21,23.1,26.4,32.4,31.1,28.3,20.4,15.9,9.8
1965,9.8,8.8,12.6,16.7,25.3,26.5,30.8,28.8,25.4,20.7,15.7,7.3
1966,8.4,11,14.3,18,23.7,27,30.9,33.3,26.2,22.2,15.8,6.3
1967,6.8,8.3,13.9,17.5,24.1,28.9,31.8,34.5,27.8,21.1,12.3,6
1968,6.8,6.8,13.7,19.7,23,28.3,29.9,30.7,27.5,20,17.5,10.9
1969,4.9,2.9,11.8,19.8,25.1,26,29.1,29.9,27.5,21.8,13.5,9.8
1970,5.7,9.7,8.7,18.1,23.5,25.2,29.8,31.7,25,21.2,14.5,9.1
1971,8.2,7.9,12.1,19.7,23.9,28.6,33.9,32.3,25.9,19.1,15.9,9.8
1972,7.7,3.7,15.1,18.3,23.6,28.5,30.3,30,25.7,20.6,15,9.7
1973,7.2,9.1,14,20.3,21.9,26.7,30.5,32.6,24,20.6,16.5,10.9
1974,6.2,7.8,14,21.9,25.1,27.1,29,29.6,27.7,20.6,16.2,6.5
1975,8.4,9.6,13.5,18.5,22,27,30.8,30.5,28.4,20.3,14.2,7.9
1976,8.2,10.6,11.8,19,24.5,26.9,30.6,32.7,26.2,22.1,12.5,9.8
1977,2.1,7.8,14.9,20.5,22.2,26.6,31.1,28.9,25.4,23.3,15.4,11.6
1978,8.3,8.7,12.6,20.4,24.7,27.5,33.8,33.8,27.6,22,13.9,11.3
1979,8.2,12.4,13.6,19.3,23.5,29,31.4,31.4,25.7,23.2,15.7,11.3
1980,7.1,6.9,10,19,24.8,27.9,29.9,26.6,24.8,21.6,17.4,10.4
1981,5.1,8.5,14.3,19.4,25,28.9,31.3,31.3,25.2,18.4,12.5,9.5
1982,8.3,7.4,13,19.6,26.2,26.6,30,29.5,24.6,22.9,14.9,9.3
1983,7.3,9.2,12.7,19.5,25.3,26.5,29.7,32,27.8,20.6,15.7,9.6
1984,4.9,4.4,13.7,18.2,23,28.3,31.2,31.2,26.2,21.3,16.9,6.9
1985,7.2,8,9.6,20.8,24.9,27,31.3,32,27.1,20.4,15.5,7.1
1986,8.1,8.6,14,18.7,26.1,27.3,30.8,30.9,26.6,20.7,13.6,10
1987,9.1,10.2,11.9,19.4,24.6,26.3,29.5,31.3,26.7,22,15,11.4
1988,6.8,6.8,10.6,20.9,24.4,28.2,34,29.9,25.2,21.5,16.8,11.4
1989,6.4,7.7,13.3,18.5,23.1,27.2,29.7,29.5,25.9,21.4,14.7,10.8
1990,6.5,7.3,15.1,19.3,24.1,28.6,32.6,31.3,26.2,21.3,16.9,9.9
1991,6.4,9.8,11.4,18.2,23.7,27.5,31.7,30.5,26.8,21.6,15.8,9
1992,8.1,10.5,11,21,24.2,27,30.9,30.6,26.4,21.1,16.1,10.6
1993,5.9,11.6,13.2,19.5,22.8,27.2,28.2,29,27.1,20.9,14.8,9.3
1994,7.7,8.2,11.9,20.2,26.5,27.8,31.7,31.7,26,21.2,17.1,9.2
1995,6.9,9.7,14.7,18.2,24.5,26,30.9,30.5,27.4,21.7,15.9,9.6
1996,7.2,8.7,11.7,18.2,23.9,27.5,29.9,30,27.7,21.7,13.9,11.3
1997,7.6,9.6,15,19.8,26.1,27.7,29.5,29.6,24.9,22.4,15.2,8.7
1998,5.7,10.9,12.4,22.6,24.6,26.1,30.7,31.3,27.3,23.5,18,11.6
1999,9.4,12.5,12,19.5,24.2,27,29.2,28.4,28.3,21.5,15.7,12
2000,5.6,7,14.2,19.9,26.1,27.6,32.1,30,26.8,19.8,13.4,10.2
2001,7.4,9.5,14.9,19.2,25.3,26.8,32.2,28.5,27.4,22.4,15.9,7.2
2002,10.9,12.2,15.5,19.9,22.3,28.8,30.4,29.2,26.4,20.9,15.4,8
2003,7.6,9.9,13.1,19.3,24,27.6,32.2,30.9,28.5,21.7,15.4,9.7
2004,9.5,13.8,13.7,22.1,25.5,27.5,31.9,30.2,27,22.5,17.7,10.6
2005,5,5.7,13.6,23,24.6,29.6,31.6,29.4,28.2,21,16.9,8.2
2006,7.6,7.8,15.8,21.9,24.6,28.5,31,32.2,25.8,23.5,16.4,9.6
2007,7.5,13.8,15.8,20.8,27.3,27.8,31.9,31.4,26.4,22.2,16.1,9.5
2008,4.5,7.6,16.7,20.1,26.6,26.3,31.8,30.2,27.8,22.2,14.9,10.8
2009,6.8,11.4,14.1,21.2,26.2,30,30.8,30.2,27.1,24.1,12.4,8
