1901,4.8,2.5,6.7,12.1,15,22.8,24.6,25.6,18.8,12.1,6.3,3
1902,4.2,6.1,9.2,12,13.8,18.6,25,24.1,18.4,12,8.9,4.9
1903,4.4,6.5,9,11.8,13.6,19,24.3,25.5,18.8,14.1,9.1,3.1
1904,4.4,5.7,6.8,12.4,18.3,21.5,25.8,24.5,18.9,14.6,7.6,6.4
1905,3.8,4.6,9.4,13.2,14.7,19.5,24.9,24,17.5,12.1,6.5,4.3
1906,5.4,4.4,7.6,9.4,15,22,24.5,27.1,19.1,13.9,7.7,4.3
1907,3.8,4.3,9.5,10.9,14,22.3,23.7,25.6,20,11.4,8.5,6.5
1908,5.9,6,6.3,9.2,17.7,18.7,24.5,24.8,20.5,14.9,9.7,5.7
1909,3.4,3.9,7.3,13.3,16,17.3,24.1,25.3,17.7,14.5,7.8,6.2
1910,4.2,6.9,7,10.8,13.3,20.3,23.6,23.8,18.3,13.1,7.6,5.6
1911,2.5,6,6.7,9.8,14.3,18.3,25.2,25.4,21.3,12.3,8.1,5.9
1912,4.5,7.6,9.4,11.1,16.7,20.5,22.3,21.7,18,12.4,7.6,3.1
1913,5.9,5.7,8.7,10.7,15.7,22.5,24.8,23.5,17.1,12.8,9.1,3.8
1914,2.2,6.3,8.9,12.2,15.3,18.2,23.5,24.3,20.9,14,7,4.7
1915,4.2,4.7,8.3,9.9,16.1,17.2,25.3,25.7,19,12.7,8.1,6
1916,4.8,5.2,6.1,11.5,16,20.4,24.1,25.2,18.5,14.6,7.8,5.2
1917,3.6,5,6.4,9.6,16.1,20.6,25.9,23.3,20.9,11.8,8,6.2
1918,5.2,6.4,7.1,9.6,16.2,20.8,24.6,26.1,19.4,11.3,7.7,4.9
1919,3.7,7.2,7.8,10.2,16.3,22.1,23.4,26.2,19.3,11.2,6.2,3.4
1920,4.7,5.9,8,11.6,15.3,19.4,22.3,22.2,18.6,12.1,6.6,3.5
1921,4.9,6.1,8.1,10.8,14.8,21.3,24.9,23.7,20.4,15.7,7.5,4.1
1922,4.9,6.8,7.2,10.9,18.2,19.2,24.1,24.3,17.1,13.9,7.9,3.7
1923,3.6,6.4,9.5,9.6,15.9,18.6,25,26.1,18.2,15.9,7.2,3.4
1924,5.3,3.1,8.6,11.9,18,21.7,24.8,23.8,19.2,15,8.1,5
1925,4.8,4.9,5.9,10.7,14.3,19.5,21.8,23.6,18.6,13.8,6.5,5.5
1926,4.3,9.2,9.7,11.6,13.9,19.6,24,25.6,22.5,15.4,7.6,4
1927,4.9,5.2,8.3,13.1,16.6,20.4,22.4,22.8,18.8,15.2,7.4,5.4
1928,3.9,7.7,8.5,10.2,13.4,20.9,25.9,24.6,19.2,13.8,7.8,4
1929,3,6.5,9.1,12.3,14.4,20.7,24.3,23.7,18.9,13.6,8.1,6.2
1930,5.9,4,9.1,10.5,16.8,19.6,23.3,25.5,21,16.4,9.6,6.6
1931,5.3,6.2,10.3,12.1,15.8,22.2,24.5,23.3,19,14.8,8.6,3.8
1932,4.5,4.6,8.9,10.2,15.2,18.7,22.9,25.4,19.6,13.2,9.2,5.6
1933,4,5.6,8.8,14.1,17.9,19.4,26.5,28.1,20.7,14.2,6.5,2.1
1934,3.4,5.2,6.6,10.3,17.2,22.6,26,23.2,21.2,15.2,6.4,6.7
1935,3.3,5.5,9.5,12.1,12.9,20.6,26.2,23.7,21.6,12.8,7.7,6.2
1936,7.5,8,8.1,11.2,13,18.2,23.4,25.7,20.7,12.4,7,2.8
1937,4.8,7.9,7.5,12.2,16.4,20.8,26.3,26,19.7,15.4,9.7,4
1938,4.3,4.9,10.7,12.3,14.4,23.3,24.8,24,18.3,15.1,10.2,5
1939,6.9,6.4,7.9,10.6,14,18.9,24.4,24.6,20.9,12.7,8.2,4.4
1940,3.9,7.8,10.8,12.3,15.5,19.4,24.3,24.8,19.3,12.1,7.6,3.3
1941,3.5,6.7,9,10.7,13.1,20.1,23.8,23.2,20.2,15,7.4,4
1942,4.6,4.1,9.4,11.7,16.1,20.9,24.3,24.1,19.2,15.1,8.4,5.2
1943,6,6.2,8.5,13.5,17.4,23,22.9,24.9,19,13.9,7.3,5.2
1944,4.9,4,8.8,12.3,16.6,20.6,23.8,24.5,19.5,11.4,7.5,4
1945,1.9,6.9,10.2,15.7,17.1,22.2,25,23.4,22.5,15,10.2,6.3
1946,3.3,6.9,8.4,11.1,12.7,20.2,25,24.5,20.6,15.3,8.3,3.7
1947,3.7,5.7,9.3,13.7,15.3,22.2,25.8,23.9,19.4,14.9,10.7,3.9
1948,5.7,7.7,11.5,11.6,14.7,21.5,24,24.1,20.4,14.7,10.3,6.6
1949,6,7.5,8.6,15,15.6,21.8,26.2,26.8,20.1,15.1,9.2,5.6
1950,5.2,7.3,9.7,12.1,15.4,21.7,26.3,24.3,20,15.2,10.4,3.9
1951,4.9,5.2,8.4,11.6,12.6,20.6,24.4,22.6,19.8,12.4,8.2,6.5
1952,2.9,6,11.1,11.9,15.7,21.9,24.3,22.6,17.3,14.7,9,5
1953,4.1,5.3,8.6,11.6,17.9,19,24.3,25.6,19.6,13.3,9.8,8
1954,3.6,5.3,8.2,10.8,15.6,19.9,24,22.4,20.1,15.4,10.6,6.3
1955,8.1,6.4,7.8,14,18.3,20.7,24.8,24.7,19.7,14,8.7,7.1
1956,5.7,3,8.9,10.6,15.4,19.6,22.8,22.8,18.6,14.1,6.6,3.8
1957,3.3,7.7,11.7,11,14.9,19.1,24.9,25.2,21,13.5,8,3.4
1958,4.9,8.5,8.8,10.7,17.3,18.9,23.9,23.8,21.7,14.2,8.9,6.8
1959,6.8,6.7,9.5,12.6,15.1,20.7,25.6,23.5,18.6,14.2,8.8,5.9
1960,5.4,6.8,9.6,12.8,16.6,22.3,24.3,23.2,19.8,11.4,8.5,4.1
1961,4.4,9.5,11.8,13,18,21.4,25,25.1,21.1,13.7,8.6,6.3
1962,6.6,6.9,8.2,11.9,16.4,21,24.6,25.8,21.5,16,6.4,3.9
1963,5.5,4.5,9.1,11.7,16.2,19.7,24.3,23.1,18.5,16,9.4,4.9
1964,3.8,7.5,8.4,11.7,19.8,20.7,25.1,24.5,22.7,13.7,8.9,4.6
1965,5.2,4.6,9.2,12.2,18.2,22.5,23.6,24.2,17.2,14.3,8,5.7
1966,7.6,8.1,8.7,11.7,17.1,20.2,24.4,24.6,21.6,12.7,6.1,5
1967,4.7,6.6,11.2,11,14.3,19.3,26,24.3,19,15.9,9.2,3.9
1968,5.8,6.7,8.2,11.5,15.4,21.7,24.8,23.7,19.3,17,8.8,5.8
1969,6.6,4.8,8.4,11.8,14.8,18.9,25.4,24.1,16.9,14.8,7.8,4.6
1970,6.7,6.7,7.4,12.3,16.1,20.4,24.9,23.6,22,13.9,11,2.8
1971,4.5,7.5,6,11.3,13.3,18.3,23.9,23.1,20.6,16.4,7.3,6.4
1972,4.3,6.7,8.4,11.6,14.7,19.7,23.8,23,16.9,12.6,9.4,5.4
1973,5.3,6.3,8.1,11.9,16.1,20.4,24.1,26,19.9,13.6,9.5,4.5
1974,6.7,6.1,8.7,10.1,16.3,19.9,24.8,24.2,19.5,11.7,9.1,6.2
1975,6.8,7.5,7.1,11.3,13.6,20,25.4,24.3,18,15.2,8.6,5
1976,5.9,7.3,9.5,10.1,17.3,22.1,24.3,23.4,17.9,11.8,6.8,6.6
1977,5.6,7.4,10.1,12.8,14,17.8,21.3,21.9,21.1,14.9,8.9,7.7
1978,5.4,7.8,9.8,10.6,13.8,17.9,24.2,25.1,22.2,14.9,9.3,7.3
1979,7.3,7.2,8.3,10.6,16,21.7,24.6,24.6,20,13.4,9,6.6
1980,5.7,7.7,9.1,11.4,14.2,20.3,23.7,24.9,22.6,14.6,8.3,4.9
1981,5.6,6.3,11,11,14.9,22.2,24.2,24.6,20.7,15.6,11.8,7.1
1982,7.4,7.6,9.8,12.4,16.9,22,24.8,24.5,19.7,13.7,9,5.7
1983,6.1,5.5,11.2,11,14,22.7,24.9,23.2,22.7,16.6,11.5,6.2
1984,5.5,6.3,6.7,14,11.2,19.6,25.7,23.3,20.2,14,9.2,6.4
1985,3.6,8.8,8.5,12.7,14.6,21.7,26.4,25.4,23.9,17.1,8.5,5.6
1986,4.9,5.7,9.1,8.5,18.3,22.1,26.2,24.5,21.1,15.8,9.5,5.6
1987,4.9,6.9,10.7,13.4,16.3,22,24.5,26,23.5,13.4,9.4,7.5
1988,7.4,7.1,10.8,12.1,15.3,18.6,24.7,25.9,21.6,15.4,10,5.8
1989,6.3,8.1,11.5,10.6,17.9,22.2,27.2,26.4,20,16.4,11.2,8.7
1990,6.2,10.2,10.7,10.9,17.6,23,26.9,26.3,22.3,14.7,8.9,4.7
1991,5.4,5.7,9.7,11.3,15.8,23.3,26.8,27.5,22,13,8.9,6.2
1992,4.5,6.8,10.5,13.3,18.1,17.8,26.2,25.9,20.7,13.1,10.5,6.7
1993,5.7,6.6,10,11.4,15.4,21.1,25.3,26.1,18.7,11.4,8.5,6
1994,5.5,7.3,12.7,11.6,16.5,22.6,27.6,26.7,18.8,15.2,10.8,6.6
1995,6.5,8.4,10.6,13.6,18.4,21.9,26.5,25.7,18.4,17.1,11.3,7.7
1996,7.5,6,9.4,13.3,15.6,22.7,25.3,24.2,18.5,14.8,9.7,6.6
1997,6.6,9.6,13.4,15,16.3,19.8,23.7,25.1,22.2,16.9,9.3,6.2
1998,6.8,9.2,12.1,10.8,15.5,22.3,26.4,26.5,20.3,14,9.5,5.3
1999,5.7,7,9.9,13.2,17.6,22.1,26.5,25.8,20.2,14.6,7.6,5.3
2000,4.6,10,11.1,10.4,17.7,23.1,24.4,24.9,20.9,14.6,8.4,6.8
2001,6.8,8,11.4,13.1,16.4,23.2,24.6,26,20.5,16.1,7.8,3.9
2002,6.9,8.4,10.4,12.9,15.4,23.2,25.2,24.3,19.7,14.8,9.5,7.8
2003,5.8,6.3,11.3,12.7,18.2,25.1,26.2,27.5,21.7,14.1,9.9,6.1
2004,7.2,7.5,8.7,11.7,14.9,24.1,26,24.7,22.1,15.5,8.7,6.5
2005,5.4,4.9,9.9,13.5,18.7,24.6,26.8,25.9,20.5,15.4,8.2,5.5
2006,5.2,6.2,10.3,14.1,19,23,27.3,24.6,21.7,16.5,11.3,5.9
2007,6,8.8,9.4,12.5,16.2,20.3,25.2,24.4,21,14.9,8.8,5.7
2008,7.6,8.8,10.1,13.3,15.1,21.2,25.5,26.2,19.9,14.6,7.5,5.4
2009,4.9,7.1,11.3,11.9,18.6,23.4,26.6,27.7,21.2,17,10.8,5.6
