1901,4.5,6.4,7.2,8.2,13.3,15.8,22.3,21.8,16,12.7,8.9,3.3
1902,3,4.7,5.7,9.1,13.6,16.7,20.7,21.2,18.1,13,7.8,4
1903,2.6,1.8,6.5,8.3,12.9,15.1,20.9,22,19.3,12.2,7.8,3.6
1904,4.6,5,7.1,9.6,12.7,19.1,22.1,22.5,18.5,13.7,8,4.9
1905,5.8,6.4,8.1,8.6,12.6,16.2,21.3,21.6,18,12.8,8.7,3.6
1906,3.3,7,8.7,10.3,12.9,17.3,22.5,21.9,18.4,12.8,8.1,5.9
1907,4.6,7.2,9.1,9.9,12.6,15.9,22.8,21.8,17.2,15.5,8.1,4.5
1908,3.7,5.6,9.2,10.9,13.2,17.6,23.3,23,19,12.9,7.2,4.4
1909,7,5.6,7.1,10.3,12.8,18.4,23.2,24.2,20.2,13.4,8.6,4
1910,4.1,3.8,8.7,11.9,15.7,17.9,24.1,23.8,21.5,15.6,9.5,4.9
1911,5.9,5.5,9.4,10.1,13.2,18,23.8,22.4,21.5,13.7,7.9,1.4
1912,3.7,4.3,7.3,9,14.5,19.2,22.6,21.8,18.8,14.1,8.7,2.6
1913,1.6,5.9,5.2,10,13,17.6,22.5,23.7,20.9,13.9,11.8,4.8
1914,5.3,6.1,8.8,11.2,14.9,19.5,23.7,23.3,21.4,14.9,10.9,5.1
1915,3.2,4.5,6.7,9,11.8,17.3,22,23.7,18,13.9,7.2,4
1916,3.8,6.1,8.4,10.5,12.5,17,21.8,20.9,19.2,11.4,5.7,2.2
1917,2.8,4.4,5,8.6,10.6,16.7,22,22.5,20.2,15.4,9.3,6.2
1918,3.9,5.2,9.1,10.7,12.8,20.6,22.3,21.8,20.9,15.3,7.8,4.7
1919,4.7,4.6,6.6,11.5,14.7,18.9,21.9,24,20.1,12.9,7.8,5.9
1920,5.9,7.8,7.2,9.6,14.2,18.2,23.9,22.4,19.1,11.1,6.7,1.6
1921,2.6,4.7,8.5,8.8,11.6,17.6,25.4,23,19.9,16.1,9.5,7.2
1922,3.2,5.4,6.6,8.8,15,19.8,24,24,22.1,14.5,6,6.3
1923,5.9,4.7,6.8,10,15.1,15.8,23,23.2,18.8,12.4,9.3,5.6
1924,3.6,7.6,5.8,9.8,15.7,20.4,23.7,23.9,21.3,12.4,8.4,4.2
1925,3.8,7.7,9.4,11.2,16,18.5,24,23.7,19.8,14.2,8,6.4
1926,3.8,7.4,10,12.3,15.2,20.1,23.4,24,21.9,15.9,10.5,5.4
1927,6.2,8.4,7.7,11,15.1,17.9,23.9,24,20.4,15.7,11.5,5.3
1928,5.4,6.2,9.7,10.8,16.7,19.2,23.7,24,21.6,15.4,9.7,5.7
1929,3.2,4.5,7.9,10.2,15.5,18.7,24.3,24.1,21,16.4,8.5,7.7
1930,6,8.9,9.3,13.6,12.6,18.6,24,23.8,19.8,13.9,9.8,4.9
1931,4.8,7.9,9.3,13.1,16.7,19.3,25.1,23.7,21,14.7,7.9,4.9
1932,2.4,7.1,9.4,11.1,14.8,18.8,23.9,24.5,22.4,15,11.2,4.6
1933,3.8,4.5,8.6,9.9,13.2,19,25.2,24.6,22.5,17.5,10.4,6.3
1934,5.4,8.1,10.9,14.2,17.5,17.1,24.7,24.6,20.8,15.9,9.9,8
1935,6.6,9,7.9,12.1,13.9,20.2,23.4,24.3,22.1,14.9,8.2,7
1936,5.6,7.6,10.3,12.9,16.8,20.2,23.9,24.7,20.5,14.7,9.6,6.2
1937,1.5,6.1,8.3,10.9,15,18.6,24.6,25.1,23.9,16.2,10.1,8.8
1938,6.9,7.1,8.1,11.5,15,19.1,23,24,22.4,14.8,6.8,7.9
1939,5.6,3.4,8.7,12.8,16.2,18.8,24.2,25.1,21.2,14.4,11.6,8.1
1940,7.2,7.1,10.1,12.3,17.8,21,23.2,24.4,21.4,16.4,8.4,8.8
1941,6.5,9.2,9.9,10.4,16.7,17.8,24.5,23.1,18.2,14,10.2,6.7
1942,6.5,5.6,7.8,10.9,14.4,18.1,25.5,23.9,20.1,15.3,10.1,6.5
1943,5.6,8,10,12.7,16.4,18.6,24.4,24.9,22.9,16.1,9.3,6.6
1944,5,5.8,8.8,10.3,14.9,16.3,22.5,24.4,21.6,16.5,9.2,7
1945,5.1,7,7.5,10.8,15.3,17.8,24.7,25.3,22.3,17.3,8.7,5.4
1946,5.2,4.6,8.7,13.9,15.3,19.9,24.2,25.2,22.1,12.6,8,7.3
1947,4.1,7.8,9.4,11.6,16.6,19,24.1,24,23.2,15.9,8.1,5.2
1948,5.6,6,6.5,11.9,14.5,18.1,23.9,25,21.9,16.6,7.3,5.2
1949,2.5,4.3,7.4,12.9,14.6,20,24.5,23.5,23.7,14.4,11.1,5.6
1950,4.1,7.7,9.3,13.4,14,18.1,23.5,23,20.1,17.7,11.6,7.8
1951,5.3,6.1,7.4,11.6,14.7,17.9,24.4,23.5,22,16.2,10.1,5.3
1952,4.2,5.5,6.3,11.7,17,17.3,23.5,24.9,22.2,17.6,8.7,5.3
1953,7.2,5.1,8.3,10.4,12.8,17.5,25.1,23.6,20.4,14.7,10.6,4.9
1954,4.7,9.2,8.1,13.2,15.9,18.6,25.1,23.5,22.2,16.1,10.6,6.3
1955,4.7,4.8,8.4,9.9,14.4,18,22.9,25.2,21.7,17.2,10.1,6.8
1956,6.8,3.8,7.8,10.7,15.2,19.5,23.1,22.5,21.8,15.3,8.7,5.6
1957,7.1,9.6,9.4,10.9,13.1,19.7,24.4,23.8,20.3,15.6,8.6,7
1958,5.2,8.3,8.4,12.1,17.6,19.9,23.9,24.9,21.8,17.9,9.4,7.2
1959,5.9,6.2,9.6,13.4,14.5,20.6,25.9,24.7,20.1,16,10.6,6.9
1960,3.7,5.3,9.5,11.3,14.4,20.2,23.6,24.2,21.6,15.5,9.1,4.5
1961,6.5,6.5,8,10.9,13.8,20.4,24,24.3,19.2,13.9,8,5.9
1962,5.1,7.2,6.4,13.4,13.2,18,23.3,24.3,22.1,15.2,11.1,6.8
1963,3.5,8.9,8.4,9.3,15.6,17.5,23.9,24.2,22,17.1,10.4,5
1964,2.7,3.3,6.1,10.2,13,18.1,24.2,24,20,17.9,7.6,5.6
1965,5.4,5.2,7.6,10.6,13.5,16.1,22.8,23.6,19.1,15.4,10.7,6.3
1966,3.8,4.7,8.2,12,16.6,18.5,23.7,23.3,20.9,14.6,10,5.9
1967,3.9,6,8.8,8.4,13.9,17.7,24.5,24.3,21.2,15.5,11.6,4.6
1968,5.3,9.1,9.1,10.1,14.7,18.3,23.1,21.4,19.4,14.2,9.1,3
1969,8,6.5,7.4,11.5,15.3,17.5,24.6,26,22.2,13.2,11.1,6.5
1970,4.7,7.7,8.2,8.8,14.9,18.5,24.9,25.1,20.3,13.7,8.6,5.3
1971,4.2,6.6,7.8,9.7,12.3,17.4,24.2,24,20.2,13.4,7.9,4.7
1972,3,5.9,10.5,10.8,14.2,19.7,24.6,23,20.1,16.3,8.3,5.1
1973,4.5,7.5,7.8,9.6,15.5,19.3,22.9,22.9,18.3,14.3,9,5.6
1974,4.8,4.5,9.4,11.1,15.3,20.4,23,22.2,21.6,16.1,8.4,3.8
1975,4,5.1,7.3,8.4,13.2,17.8,23.8,23,21,13.7,8.1,5.5
1976,4.9,7.9,7.7,9.8,14.9,19,23.2,22.1,19.6,15,9.6,5.1
1977,5.3,6.4,6.1,11.1,13.2,19.7,24.3,24.4,21,17.3,10.3,8.2
1978,6.8,7.5,11.2,10.8,14.7,20.5,24.3,23.2,20.4,17.6,10.1,4.4
1979,4.2,5.2,7.7,10.9,15,19.4,22.7,21.1,21.5,14.3,7.6,5.9
1980,7.7,9.1,8.1,10.7,13.5,18.7,24.9,23.3,20.2,15.1,9.3,7.1
1981,7.8,7.2,8.6,12.6,15.6,20.7,24.6,24.8,21.7,14.1,9.7,7
1982,4.9,7.8,8.8,11.6,14.4,17.6,23.7,24,20.8,13.4,9,5.9
1983,6.4,7.4,9.8,9.7,15,18.5,23.7,23.4,23.2,16.9,10,7.5
1984,6.8,6.4,9.1,10.8,17.1,19.2,24.1,24,22.9,13.7,8.6,6.3
1985,5.6,5.6,8.9,13.3,16.4,19.5,24.1,24,17,15,9,6.2
1986,7.6,7.6,11,11.9,16.1,19.8,22.7,25.9,17.8,13.6,11,6.6
1987,5.2,6.7,8.3,14.1,16.5,19.8,22,23.7,19.3,17.2,9.2,4.6
1988,5.1,7.9,7.8,10.7,14.5,18.2,23.5,23,18.9,17.7,9.5,4.7
1989,4.2,5.7,9.5,13.4,15,19.8,24.1,23.1,20.8,15.4,9.3,5.7
1990,4.2,4.9,9.4,13.7,14.9,20.5,25.7,23.3,22.9,15.8,11.3,5.6
1991,5.7,9.1,7.6,10.7,13.4,18,22.2,23.6,22.1,17.9,11.5,8.3
1992,5.9,9.7,9.6,13.6,17.9,19.4,22.9,25.7,22.5,17.4,10.1,7.9
1993,8.6,7.1,9.3,11.6,16.9,18.3,23.2,23.7,20.8,17,9.5,6.2
1994,6.9,6.6,10.3,13,15.9,21,24.4,25.5,21.9,15.3,8.7,7
1995,7.3,10,9.9,11.3,13,17.7,23.7,25.5,24.7,16,12.4,7.5
1996,5.8,8.9,8.6,12.7,16.6,19.6,25.2,24.8,21.7,15.7,10.8,6.6
1997,6.7,6.1,9.9,11.8,17.1,19.6,23.3,25.1,23.3,16.4,11,5.3
1998,6.2,7.1,8.7,9.3,14.7,18.2,23.5,25.1,21,13.9,8.4,4.9
1999,5,6.4,8.5,9.7,14.6,19,23.3,23.1,20.2,15.8,10.2,5.1
2000,6.3,7.7,8.4,12.8,16.9,20.6,24.4,24.3,21.5,15.4,7.2,6
2001,6.8,5.7,9.3,11.1,16.7,20.3,23.9,23.8,21.1,16,11.2,4.6
2002,5,6.6,8,12.6,15,19.9,24.1,23.4,21.3,14.9,10.5,6
2003,7.6,8.3,9.6,11.3,15.9,19.7,24.9,24.9,21.4,17.2,9.8,6
2004,6.5,5.7,12.3,12.6,17.4,20.4,25,24.1,21.5,15.6,9.3,6.7
2005,7.6,9.3,10.1,12.2,16.7,20.2,25.1,24,21.1,16.2,10.4,6.7
2006,5.9,7.6,8.9,12.5,16.9,22,26.7,24.3,20.4,15.4,10.7,5.1
2007,4.2,7,10,12.1,16.2,19.9,24.8,25.4,21.4,15.7,11.7,5
2008,5.5,6.4,8.8,11.9,14.9,20.3,24.2,24.7,21.6,15.4,11.1,6.8
2009,7.1,7.3,10.1,12,17.4,20,25.4,24.9,22.2,14.9,10.5,5.9
