1901,3.5,4.7,9.5,13.5,18.9,21.4,24.1,23,20.1,14.8,9.9,7.2
1902,5.4,6.4,11.2,14.1,17.6,21.3,22.6,22.7,18.8,13.2,9.1,5.8
1903,2.7,4.3,6.9,11,17.5,21,22.6,23.7,19.6,13,7.6,4.8
1904,4.6,5.5,8.3,12.7,17.1,20,23.1,22.2,18.3,13.8,10.9,5
1905,3.2,3.8,6.5,12.2,16.9,20.5,22.9,22.6,19,14.5,10.1,5
1906,3.6,4.2,7.1,10.7,17.7,19.8,22.5,21.7,18.4,14.5,10.2,6.9
1907,5.2,3.9,7.5,11.3,17.7,20.1,23.2,22.3,18.4,14.4,8.1,5.5
1908,4.6,4,8.2,13,16.8,21.6,22.3,23.2,19.7,14.1,10,5.9
1909,3.7,6.5,10,13.2,17.6,20.1,23.8,22.8,18.9,14.3,10,5.7
1910,3.8,5.7,6.5,10.8,16.8,19.6,22.6,23.1,18.9,13.7,8.9,3.5
1911,0.5,2.9,5.9,10.8,16.3,18.8,23,22,17.9,13.6,8.2,6.2
1912,3.8,5.6,8.5,11.9,16.7,21.6,22.5,21.6,18.8,14.2,9.3,4.5
1913,3.9,3.4,6.2,12.8,18,20.2,22.2,21,18.7,14.3,9.2,5.3
1914,6.4,4.5,8.1,12.9,17.3,19.6,21.9,22.4,18.5,15.3,10,5.4
1915,5.2,5.5,8.8,11.9,16.9,22.2,22.8,22.7,19.7,13.3,9.3,5.3
1916,4.2,3.4,9.7,11.2,17.9,21.2,23.8,23,18.1,12.2,9.1,5.6
1917,4.3,5.9,7,13.1,17.2,20.6,24.2,23,19,12.8,9.1,4.4
1918,4,5.1,7,11.1,16.5,18.9,22.8,22.5,18.7,15.1,9.8,5.9
1919,5.7,6.1,8.1,13.2,16.9,19.3,22.5,22.8,18.9,14.7,10,6.1
1920,4.7,3.2,9.5,12.5,17.8,21.3,22.6,22.7,19.6,15.4,9.6,2.8
1921,4.3,4.9,9.5,14.7,16.7,21,24.1,22.7,19.5,13.5,9.3,4.9
1922,5.2,5.1,8.2,12.7,16.7,21.6,23.6,23.2,18.7,13.8,10.6,6.5
1923,4.4,4.5,9.7,11.2,17,21.1,23.6,21.6,18.3,14.1,8.1,6.1
1924,5.3,4.9,11.2,12.8,18.2,22,23.9,22.4,18.8,15.2,9.6,5
1925,1.3,2.4,9.9,13.7,17.4,19.9,22.1,22.9,19.5,15,8.9,6.3
1926,5.3,6.6,8.6,10.9,17.5,21.2,22.8,22.8,17.8,13.7,10,5.5
1927,4.4,4,7.9,11.5,18.6,21.7,23.5,22.3,19.9,15.4,10.2,4.9
1928,4.4,5.7,7.9,14.8,18,20.9,23.9,22.2,20.2,15.8,8.6,4.5
1929,5.4,5.5,8.7,13,17.8,19.7,22.5,22.2,19.2,14.4,9.5,5.1
1930,3.4,6.4,8.8,13.4,17.4,20.5,22.3,22.6,19.6,14.4,10.2,5.5
1931,5.8,4.7,8.7,12.7,16.9,20.6,23,22.7,19.5,12.9,9.4,4.6
1932,5.6,4.8,9.2,12,16.7,20.4,22.4,21.9,18.4,13.3,8.5,2.9
1933,3.4,5.2,7.8,11,17.2,19.1,22,22.5,17.9,13.8,9,6.2
1934,2.3,6.4,7.5,13.1,15.9,20.7,22.5,22.8,18.1,13.3,8.7,6.4
1935,3.7,5.6,9.6,11.2,16.5,20.5,22.8,23,19.4,14.5,9.7,7
1936,3.3,6.4,7.8,12.9,18.6,19.8,22.6,23,18.6,12.6,9.2,4.6
1937,2.3,5.2,7.6,11.9,18.1,20.3,23.2,22.8,19.2,14.4,10.1,5.3
1938,5.3,5.8,6.6,12.2,17.1,19.8,23.4,23.5,20.4,13.1,9.7,6.1
1939,5.5,5.4,7.5,10.5,17.4,20.5,22.7,22.3,18.8,14.8,10.4,6.7
1940,5.9,7.1,6.6,13.7,18.1,20.7,22.7,23.3,19.6,15.5,10.3,6.6
1941,5.3,7.5,9.9,12.2,18.4,22,23.7,22.5,18.4,14.2,9.7,4.9
1942,4.4,5.4,9.4,12.6,18.5,20.9,23.4,22.7,18.6,15,10.7,5.1
1943,3.6,4.7,6.5,11.1,17.2,19.1,23,23.2,18.6,13.8,9.3,7.5
1944,6,5.9,10.4,12,17.8,21.2,23.4,21.7,18.7,13.9,9.8,3.1
1945,3.7,4.8,6.8,11.9,16.8,21.2,22.9,22.7,18.6,13.3,9.8,5.9
1946,3.7,6.1,8.7,13.6,18.9,20.9,22.8,22.9,19.4,14.7,8.6,5.9
1947,6.9,6.4,10.1,13.7,17.5,21.3,23.9,23.2,18.5,14.7,10.7,6.4
1948,5.5,6.3,7.6,12,18,20.9,23.5,23.2,18.6,12.3,8.1,5.5
1949,2.3,4,7.9,11.7,17,20.6,23,22.6,17.9,11.9,7.9,5.7
1950,2.1,2.5,7.9,11.5,17.2,20.4,23.4,22.6,18.6,14.8,9.1,5
1951,5.7,6.3,8.6,12,18,21,22.9,23.8,21.5,16.7,9.9,7.4
1952,4.8,7.2,9.6,13.1,17.8,20.9,23,21.6,19.2,13.5,10,7.1
1953,6.4,7.5,8.4,13.3,17.2,20.8,23,23.2,19.5,15,11.6,6.3
1954,6.1,6.6,9.7,13,18.2,21.8,23.7,22.6,19.4,14.1,11.8,7.8
1955,5.1,5.4,9.6,12.7,16.1,20,22.3,21.9,20.3,13.4,9.9,7.1
1956,3.7,6.5,10.5,12.8,17.8,20.5,23.9,22.1,20.3,13.6,7.8,6.7
1957,4.2,4.6,8.2,11,15.8,20,22,21.9,18.5,14.8,10.3,6.8
1958,5.7,4.5,10.2,13.9,18.7,21.5,22.8,23.7,18.9,15,7.3,7
1959,4,3.7,8.1,13.8,17.8,20.3,23.1,24.1,19.9,15.1,8.2,3.1
1960,6.3,8,7,12.2,16.7,20.9,23.2,22.2,19.9,13.5,9.5,4.3
1961,5.5,5.5,8.8,11.1,17.9,20.5,23.7,22.7,20,14,9.3,6.8
1962,4.3,7.7,9.8,12.7,17.3,21,22.4,21.4,18.5,14.3,8.8,6.6
1963,5.8,7.9,8.7,13.2,16.6,21.8,24.2,23.3,18.7,15,9.9,4.3
1964,1.2,5.4,9.6,12.7,17.9,21.5,24.6,23.7,18.8,11.9,7.8,2.4
1965,4.3,6.7,9.3,11.2,17.5,20.3,22.4,21.7,19.2,15.4,10.1,4.5
1966,6,6.4,8.2,12.2,18.5,21.2,23.4,23.1,20,15.9,9.5,5.1
1967,4,5.6,7.3,10.9,17.5,20.1,24.2,22.7,19.3,15.3,10.2,4.1
1968,2.6,3.9,7.9,11.5,17.1,20.5,22.9,22.1,19.1,14.3,10.1,7.4
1969,6.7,5.6,11.4,13.1,18,21.4,22.6,23.3,18.9,16.2,9.7,6.3
1970,4.9,6.9,9.4,15.1,18.9,22,23.7,24,19.7,14.5,9.3,5.2
1971,4.8,5.7,8.9,12.8,19.7,21.1,24.1,22.6,19,13.7,9.7,6.1
1972,4.7,4,8.9,12.1,15.9,21.9,23.4,22,19.3,15.3,10.4,4
1973,2.9,8.2,10.2,13.9,19.3,22.9,23.8,23.8,20.6,15.1,8,4.9
1974,5.1,5.3,10.5,12.9,18.4,21.1,23.3,23,19.8,14.6,9.8,6.7
1975,4.7,5.8,8.7,12.8,18,22.3,23.7,23.4,20.5,13.8,9.2,6.6
1976,4.5,6.2,7.6,12.6,17.6,22.3,23.8,22.9,19.5,15.4,10.5,7.2
1977,4.1,7.1,11.4,13.7,19.7,23.5,25.4,23.9,20.5,16.1,10.2,8.1
1978,6.2,6.9,9.3,14.6,18.7,21.9,24.7,23.7,19.2,15.2,10.2,7.5
1979,5.7,6.5,8.8,13.9,18.5,23.4,24.5,23.5,20.2,16,10.1,6.2
1980,4.7,7.1,10.1,14.9,18.9,22.9,24.6,23.9,19.1,15.6,10.4,6.3
1981,6.2,6.5,10.4,13.8,18.2,20.7,24.1,23.8,19.7,15.1,10,6.4
1982,5.1,5.1,8.9,14.5,20.5,22.6,23.5,24.8,21.2,16.5,9.3,4.5
1983,4.8,5.2,7.5,12,20,23,24.7,24.8,20.4,14.3,9.5,5.5
1984,4,5.8,11.1,15.3,17.6,23.3,25,24.8,19.1,11.2,8.8,5.9
1985,5.7,3.2,7.3,11.2,17,19.1,23.6,22.4,16.9,11.7,8.7,5.7
1986,2.6,4.2,7.6,11.8,17.6,19.8,22.4,21.1,16.8,13.3,8.8,4.9
1987,2.4,4.2,7.9,10.5,19.6,18.5,21.3,21.6,18.6,13.1,7.3,3.5
1988,3.2,5.6,8.1,11.5,16.9,19.9,23.7,21.9,18.7,13.1,7.2,5.8
1989,1.4,3,7.2,11,15.6,20.2,22.9,21.7,17.4,12.1,8.8,5.2
1990,3.5,4.9,5.9,10.4,17.1,19.1,23.1,22.2,18.7,13.3,8,4.6
1991,5.9,5.7,9.4,13,19.1,20,24.1,22.3,19.3,15,8.7,8.1
1992,3.3,3.5,5.9,10.9,16.7,20,24,22.3,17.8,12.6,8.7,6.9
1993,4.9,6.5,8.1,12.1,17.2,20,23.4,23.2,18.9,14.9,10,5.4
1994,4.4,4,8.7,13.7,17.9,21.1,24.7,23.7,18.7,14.8,11,4.7
1995,4.7,6.8,8.5,12,16.8,20.3,23.8,23.2,19.2,14.3,9,7.1
1996,4.3,7.2,10,13.3,18.2,21.9,24,22.8,19.9,13.8,9.4,5.1
1997,4.4,5.4,7.9,12,17.5,22.2,25.5,24.2,19.8,16.7,10,6.8
1998,4.6,5.7,9.4,13.2,18.3,23.2,25.6,25.2,20.9,15.5,9.8,7.7
1999,6.3,8.9,8.9,14.2,18.5,22.1,25,24.2,20.4,15.4,10.8,5
2000,5.8,5.6,7.9,13.7,19.7,22,25,24.2,20,15.4,9.7,6.9
2001,3.3,4.9,9.6,14.8,20.6,22.3,25.3,25.4,20.5,15.8,9.1,9.3
2002,5.1,6.5,10.5,14.1,20.4,23.2,25.9,24.5,21.6,16.7,10.1,7.2
2003,5.7,7.4,9.6,12,18,23.3,26.2,24.9,20.9,16.8,9,7.7
2004,7.7,7.8,10,13.9,19.6,22,24.9,25,21.2,15.7,11.9,4.7
2005,4.1,5,9.3,13.9,19.1,23.2,25.6,24.8,20.3,15,9.8,8.9
2006,4.9,8.6,10.1,14,19.2,23.7,25.6,24,20.5,16.7,11.6,3.1
2007,2.6,6.6,8.6,14.3,19.4,24.8,26.1,24.4,19.5,15.6,9.8,6.6
2008,3.3,5.4,11.4,15.8,20.4,24.3,25.9,25.5,21.3,16.7,10,4.8
2009,4,7.8,10.4,13.5,21,23.3,24.7,24.2,20.1,15.6,10.8,6.4
