1901,4.8,8.4,8.5,11.3,16.1,18.3,25,25,18.6,14.4,9.8,5
1902,4.4,8.2,8.4,12.1,16.3,21.3,24.4,24.7,21.4,14.4,8,4.5
1903,4.1,4.2,9.4,12.8,17.4,21.3,24,24.4,21.3,13.1,8.7,3.7
1904,2.5,6,8.4,11.8,15.4,19.5,23.1,25,21.7,17.4,8.4,4.7
1905,6.2,5.4,9.2,11.5,13,18,22.8,24,19.3,13.8,8,3.1
1906,3.8,9.1,9.3,12,15.2,19.5,25.4,23.9,19.5,14.3,7.6,6.4
1907,3.8,8.9,8.7,13.3,15.4,17.6,23.7,23.2,19.8,15.8,8.9,5.3
1908,4.6,6,9.7,12.9,14.3,18.6,25.1,23.8,20,12.4,10.8,6
1909,6.7,6.9,8.3,12.5,15,21.2,23.7,25.2,21,14.2,8.6,4.2
1910,3.2,5,9.9,13.3,18,19.9,25.9,24.7,22.4,16.3,10.1,5.4
1911,5.4,6.2,11.5,12.2,14.7,19.4,24.7,24.6,21.3,13,8.1,1.7
1912,3.3,6,7.9,11.2,15.8,20.7,23.2,22.1,18.6,14.4,9.2,2.9
1913,1,6.8,5.8,11.3,14.7,18.9,22.9,24.1,21.6,14,11.7,4.8
1914,5.7,7.2,9.9,13.3,16.2,20.8,24.7,23.5,21.2,15.4,11.4,5.1
1915,3.6,5.8,8.7,12.7,14.1,20,23.3,23.1,19.3,13.8,7.4,3.9
1916,5.8,8.9,11,13.2,15.5,19.6,24.1,22.4,19.9,11.5,6.3,2.5
1917,3.6,6.4,5.5,10.7,13,20.1,26,24.4,22,15.6,8.5,4.6
1918,3.4,5.8,9.8,11.8,14,23.5,24.9,23.3,21,16.2,8.9,3.4
1919,2.9,5.6,7.4,13.1,16.1,19.9,26.2,25.5,20.5,12,8.2,5.1
1920,6.7,9.6,7.2,11.6,15.5,19.8,24.6,23.4,19,12.9,7.7,2.5
1921,3.8,7.6,9.3,10.6,14.7,21.1,25.9,23.7,20.5,16.1,8.7,7.4
1922,3.6,6.3,7.2,9.7,16.2,20.5,24.4,25,22.3,14.9,7,7.2
1923,5.5,7,7.6,11.9,16.9,17,22.9,22.7,21.3,12.8,10.1,6.4
1924,2.4,6.8,6.7,11.3,16.6,21.5,23,22.6,21.9,12,8.2,3.8
1925,2.5,7,8.5,10.6,16.7,19.7,25,22.2,21.5,12.9,7.6,6.6
1926,3,7.9,10.8,14.7,16.2,20.2,22.6,22.3,18.8,14.3,8.9,5.8
1927,5.9,9.1,8,12.2,15.8,19.1,24.4,23.7,19.6,14.5,10.8,4.6
1928,4.7,6.3,9.6,11,16.1,19.8,22.8,22,19.3,14.4,8.9,4
1929,2.6,4.5,8.4,10.3,15.7,18.8,23.8,24.8,19.7,15.6,6.1,5.5
1930,4.9,8,9.1,14.3,13.8,18.9,23,22.1,19.6,12.8,8.7,1.7
1931,4.7,8.7,8.6,14,18.2,20.1,24.3,24.3,20.6,15.3,7.7,4.1
1932,2.9,8.1,9.4,12.6,16.5,19.3,22.9,22.5,20.6,13.4,8.6,2.8
1933,2.6,3.8,8.5,10.8,13.8,18.8,24.2,23,20.6,16.7,7.5,3.8
1934,5.8,9.3,13.2,14.4,19.2,19.1,24.3,25.5,21.2,16,9.8,6.7
1935,5.2,8.8,7.4,12.9,15,20.9,23.5,24,22.3,14.3,5.8,5.5
1936,4.3,7.9,10.2,12.8,18.1,21.6,25.7,24.5,19.3,14.3,8.3,4.7
1937,1,4.6,6.3,10.8,16.6,20.6,24.9,23.9,23.3,16,10.1,7.9
1938,4.9,6.7,8.7,11.9,15.9,19.4,23.2,23.3,22.1,14.1,5.8,6.8
1939,4.7,4,8.2,14.3,17.2,18.3,23.5,24.7,20.7,13.8,10.5,7.1
1940,7.1,7.9,9.6,13.1,17.7,21.2,21.5,23.1,20.5,14.9,6.6,7.5
1941,6.7,8.4,8.6,11.4,18.2,19.1,24.2,22.1,17.3,12.8,9.2,6.6
1942,5.8,6.1,7.2,12.4,15.3,18.9,23.7,23.8,19.5,14.5,9,5.9
1943,5,7.3,11.4,13.9,16.9,18.9,23.4,23.4,21.5,14.3,6.2,6.4
1944,4.1,5,6.5,10.7,14.7,17.3,21.1,22,19.2,14.7,8.5,4.6
1945,4.5,5.9,6.6,11.2,15.4,18.5,24.5,23.8,21.7,15.8,7.4,4.7
1946,4.9,4.1,7.6,13.9,15.8,20.5,24.3,24.5,21.5,11.8,7.3,7.4
1947,2.8,8.3,9.7,13.1,17.1,19.7,23.7,23.3,22.8,15.5,6.6,4.7
1948,3.5,5.9,6.3,13,16,19.6,23.1,22.6,20.6,15.4,5.6,2.6
1949,2.5,4,8,13.9,15.7,20.9,23.6,22.5,22.8,13.2,10,3.7
1950,2.6,7.5,9.8,13.8,14.9,19,24.1,22.4,19.6,15.8,10,7.4
1951,4.4,5.8,7,12.5,15.8,18.8,24.1,22.9,20.4,15.3,8.8,5.4
1952,3.9,6.3,6.7,12.5,18.2,18.5,23.9,24.7,22.3,17,7.9,5.3
1953,6.5,5.2,7.6,11.9,13.1,18.4,25.5,22.9,19.5,14,9.2,3.4
1954,4.3,8.4,7.6,14.5,16.1,19.4,25.5,22.2,20.7,14.9,10.2,5.6
1955,4.2,4.6,8.6,11,14.1,19.2,22.9,24.7,20.6,15.5,8.7,6.7
1956,6.4,3.9,7.3,11.4,15.1,20,22.8,20.7,22.5,15.5,6,3.9
1957,6.2,10,9.7,12.8,14.9,21.8,25.2,23.8,21.1,14.6,7.6,6.4
1958,5.9,9.4,8.2,12.6,18.8,20.8,23,26,22,16.6,8.4,5.5
1959,5.2,5.8,9.2,14.1,15,22,26.5,23.9,19.4,14.4,8.8,6.3
1960,3.2,6.1,10.1,13.4,15.5,21.8,24.4,23.8,22.2,15.3,8.7,4.1
1961,5,7.2,9,12.2,15.3,21.2,24.2,24.9,18.7,13.5,7.6,5.4
1962,4.4,7.8,6.1,14.2,14.2,19.1,23.1,23.8,21.1,14.3,10.1,6.3
1963,3.1,9.6,8,11.1,16.6,18.9,23.3,24,21.5,16.9,9.6,3.2
1964,1.9,4,6.8,11.4,14.8,18.8,24.6,23.9,18.7,16.8,7.3,5.6
1965,5.1,5.9,7.9,12.3,15.5,16.9,23.3,23.2,17.8,13.8,11.6,5.7
1966,3.4,4.8,9,13.7,17.2,20.3,24.1,24.9,20.8,13.6,9.2,5.5
1967,3.7,6.5,9.9,9.8,16,18.4,25.6,25.2,21.7,14.9,11.4,4.5
1968,4.2,10.5,9.9,10.2,16.3,20.1,24.3,22.4,19.4,14.1,10.5,2.1
1969,8.3,6.5,8.8,12.6,17.2,18.7,25.1,26,22.7,13,10.4,6.3
1970,4.5,8,8.7,10.5,15.7,20,25.1,25.8,18.8,13,8.5,5.2
1971,3.7,6.2,8.1,11,15,19,24.5,25.7,20.6,12,7.7,4.5
1972,2,6.7,11.5,13.2,16.4,20.9,25.1,23.2,20.1,15.3,7.1,4.5
1973,3.5,8.3,8.2,11.7,16.6,21,23.8,23.6,18.6,14.1,9.1,4.8
1974,6,5.4,9.9,12.7,15.8,21.5,24.4,22.5,22.4,15.8,8.5,3.9
1975,3,5.1,8.1,9.9,14.8,19.3,24.2,22.7,22.1,13.7,7.1,4.8
1976,4.1,7.9,7.8,11,16.7,19.6,24.3,21.2,20.7,14.7,9,3.9
1977,5.6,6.6,6.9,12.4,14.2,20.9,24.2,24.4,20.6,15.8,9,7.9
1978,7.7,7.8,11.4,12.5,16.4,21.7,24.6,23,19.9,17.5,9.4,3.6
1979,4.7,6.2,9,12.7,15.8,20.5,23.8,22.6,22.6,16.5,7.2,5.3
1980,8.5,9.5,8.5,12.1,14.9,19.8,25,22.9,20.2,14.4,7.5,7
1981,8.4,7,9.7,13.6,16.5,22.4,25.1,25,22.1,14.5,10.2,6.4
1982,5.3,8.9,9.7,12.9,15.7,18.4,23.3,24.7,20.3,12.9,8.4,5.8
1983,6.1,8.5,10.9,11.2,16.2,18.9,23.7,24.4,24.2,16.8,10.5,7.7
1984,6.3,6.9,9.3,12.4,18.2,20.5,25.5,25.4,23.5,14.4,8.9,6.8
1985,5.5,5.9,9.1,13.7,16.5,21.2,25.8,23.5,18.7,15.5,8.8,6.4
1986,7.6,9.3,11.3,13.8,16.1,21.2,23.1,25.8,18.4,14.2,9.7,5.7
1987,4.1,7.3,9,14.5,17,20,21.8,23.5,20.3,17.8,9.8,4.7
1988,4.7,7.9,9.4,13,16.6,20.1,24.9,24.2,19.7,17.7,10.1,4.7
1989,3.9,7.1,11.3,15.4,17.1,19.6,24.6,22.7,19.9,14.9,8.6,4
1990,3.6,4.9,9.9,14.9,15.8,21,25.2,23.2,21.9,14.2,9.2,2.3
1991,5.3,8.3,7.9,12.4,15.4,18.5,22.6,23.3,21.9,17.6,8.9,6.5
1992,4.7,9.7,10.4,15.4,18.5,20.2,24.3,25.1,21.3,16,7.2,4.1
1993,6.5,7.8,10.7,13.8,17.8,21.2,22.2,23.7,19.7,16.1,7.9,4.1
1994,4.7,5.7,11.3,14.4,15.8,22.7,24.8,26.4,22.6,15.6,7,6.1
1995,7.8,10.3,11.5,13.1,15.2,19.1,24.1,26.3,23.5,15.3,11.3,7.3
1996,5.9,9.9,11,14.4,17.8,21.8,27.3,27,22.5,16.4,11.3,6.8
1997,7.2,7.7,10.8,13.6,19.8,20.8,23.4,24.9,24.3,16.5,11.7,6.5
1998,7.6,8,10.5,12.4,15.5,19.7,24.3,25.4,21.8,15.1,9.3,5.2
1999,5.7,7.4,9.6,10.8,15.7,19.3,23.4,22.7,19.8,15.3,10.1,5.2
2000,6.8,8.8,9.5,14.1,17.7,21.8,24.5,24.7,21,15.3,7.5,6
2001,7.4,6.3,10.3,11.9,18.2,21.3,24.3,24,20.8,16.3,11.3,5.1
2002,5.3,6.8,8.9,13.5,16.1,20.5,24.4,23.6,21.1,15.1,10.8,6.3
2003,7.6,9,10.2,12.3,16.7,20.5,25.4,25,21.7,17.2,9.6,6.2
2004,6.4,6.8,12.5,14.7,18.6,21.8,25.6,24.2,21.7,15.6,9.3,6.7
2005,7.6,9.6,10.9,13,17.8,20.7,25.1,24,20.3,15.8,10.6,6.9
2006,5.9,7.8,9.1,13.3,18,22.9,27.3,25.1,20.6,15.2,11.1,5.1
2007,4.1,7.9,10.6,13.3,17.2,20.8,25,25.7,21.3,15.4,11.5,4.9
2008,5.2,6.8,9.6,13.1,16.1,21.1,24.7,24.8,21.8,15.4,11.4,6.6
2009,6.7,7.7,10.3,13.2,18.3,20.7,25.4,24.5,22,14.6,9.9,6
