1901,3.5,1.1,6.1,10.9,13.3,20.8,22.9,23.2,17.8,10.5,5,1.9
1902,2.8,5.1,8,10.8,11.9,17.4,23.4,22.1,17,10.7,7.4,3.8
1903,2.9,5,7.7,10.1,12.4,17.6,22.6,23.6,17.5,13,8,2.7
1904,3.8,5.1,5.7,10.6,16.1,19.8,24,23.1,17.3,12.8,6,5.1
1905,2.6,3,8.7,11.7,12.8,18.5,23.3,22.3,16.4,10.5,5.3,2.9
1906,4.2,3.6,6.3,7.9,13.3,20.1,22.6,24.5,17.6,12.4,6.5,3.4
1907,2.6,3.2,7.7,9.7,12.4,20.1,21.9,23.3,18,10.3,6.7,5.5
1908,4.3,4.8,5.4,8.2,15.6,17.1,22.5,22.7,18.9,13.5,8.1,4.5
1909,2,2.3,6.6,11.4,14.2,16.3,21.9,23.1,16.5,13,6.6,5.1
1910,3,6.1,5.9,9.5,11.8,18.7,22,21.9,16.7,11.6,7,4.5
1911,1.2,4.8,5.8,8.5,12.9,17.2,23.5,23.5,19.6,11.1,6.9,5.2
1912,3.4,6.5,8.6,9.5,14.9,18.6,21,20.6,16.2,10.9,5.9,2.2
1913,4.8,4.6,7.6,9.5,14.1,20,22.8,21.9,16.1,11.6,8.2,3
1914,1,5.4,8.3,10.6,13.3,16.6,21.7,22,19,12.3,5.9,3.9
1915,3.2,3.6,6.8,8.3,13.9,16.9,23.2,23.6,17.4,11,6.6,5
1916,3.7,4.6,5.6,9.9,14.3,18.2,22.2,23.3,17,12.9,7,4.5
1917,2.5,3.9,5.8,8,14.1,18.7,23.6,21.7,19.1,10.6,6.5,3.6
1918,3.5,4.6,6,8.3,14.1,18.8,22.4,23,17.6,9.7,5.9,3.8
1919,2,5.8,6.7,8.7,13.7,19.2,21.6,23,17.8,9.7,4.5,2.4
1920,3.6,4.2,6.6,10.1,13.3,17.7,20.8,20.4,16.7,10.8,5.1,2.1
1921,3.4,4.6,7,9.2,13,19.2,23.1,22.2,19,14,6.2,3.6
1922,3.6,5.6,6.4,10.1,15.8,17.5,21.9,22.4,15.6,12.1,6.4,2.6
1923,2.5,5.2,8.3,8.6,14.5,16.9,23.3,24.2,16.7,14.5,6.3,2.8
1924,4,2.2,7.7,10.8,16.7,20.1,23.4,21.9,18,13.6,7.2,3.9
1925,3,4.1,4.6,9.4,12.8,18,20.5,21.6,16.9,12.1,5.1,4.2
1926,3.5,7.9,8.5,10.4,12.6,17.9,22.1,23,20.6,13.8,6.5,2.7
1927,3.7,3.8,7.7,11.3,14.8,18.7,21.4,21.5,17.6,13.1,6,4.2
1928,2.9,5.9,7.6,9.3,12.3,19.1,24,23.1,18.1,12.6,6.7,2.9
1929,1,4.6,7.1,10.4,12.8,19.4,22.6,21.6,17.6,11.8,6.8,5.1
1930,4.8,2.3,7.7,9.1,14.7,18.2,22.1,23.2,19.1,14.5,8.3,5.4
1931,3.9,4.8,7.6,10.6,14.1,20.7,23,22.5,17.1,12.5,6.9,2.1
1932,2.6,2.5,7.8,9.1,13.8,17,21,22.4,18.1,11.6,7.9,4.4
1933,2.5,4.3,7.4,11.8,15.4,17.2,23.8,25.3,19.2,12.7,5,1
1934,2.2,3.5,5.9,9,15.1,20.3,24,21.4,19.3,13,4.8,6
1935,2,4.5,7.6,10.6,11.1,19,23.9,21.8,19.7,11.2,6.7,5.5
1936,6.4,6.7,7.3,9.8,11.6,16.6,21.7,22.8,18.8,10.5,6,2.1
1937,4,7.1,6.9,11,14.6,19.1,23.6,23.8,18.1,13.4,8.8,3.4
1938,3,3.2,8.2,9.8,12.3,19.9,22.4,22,16.8,13.2,8.6,4.1
1939,5.9,4.9,6.5,9.3,12,17.1,21.9,21.9,18.8,11.2,6.9,3.5
1940,2.7,6.5,9.5,10.6,13.6,17.2,21.8,22.1,17.5,10.4,6.4,2
1941,2.6,5.7,7.7,9.1,11.4,17.9,21.8,21,17.9,12.4,5.7,2.7
1942,3.4,2.7,8.4,10.5,14.4,19.2,22.3,22,17.8,13.5,6.9,4
1943,4.9,4.9,7,11.5,15.4,20.6,21.6,23,17.8,12.2,5.8,3.8
1944,3.1,2.5,7.1,10.8,14.4,18.8,22,22.6,18,10,6.7,2.9
1945,0.6,5.5,7.9,13.1,15.1,20.1,23.5,21.8,20.4,13.3,8.6,5.3
1946,2,5.5,7.1,9.7,12,18.3,22.6,22.7,19.3,13.8,7.1,2.8
1947,2.7,5,8.9,11.4,13.7,20.6,24,22.3,18,13.3,9.5,3.2
1948,5.5,6.2,9.8,10.2,13.8,19.7,21.9,22.5,18.7,12.7,8.7,5.4
1949,4.4,5.7,7,12.4,13.6,19.7,24.2,24.3,19,13.4,8,4.6
1950,3.8,6.2,7.8,10.1,13.6,19.9,24.5,22.9,18.4,13.4,9.3,2.9
1951,3.8,4.5,7.4,9.6,11.6,18.9,22.7,21.2,18.5,10.9,7,5.5
1952,1.7,4.5,9.8,10.3,14.4,20.7,23,21.7,16.6,13.4,7.8,4.3
1953,2.5,3.6,6.7,10.3,16,17.8,22.6,23.4,18.6,11.9,8.4,6.7
1954,2.6,4.2,7.5,9.2,13.8,18.4,22.2,21.2,18.6,13.5,9.4,5.4
1955,7.1,5.6,6.5,11.5,16.1,19.2,23.3,22.8,18.1,12.3,7.3,6.2
1956,4.6,1.7,7.3,9.4,13.8,17.7,21.7,21.7,17.8,12.3,5.5,2.7
1957,1.9,6.6,9.7,9.3,13.1,17.5,22.9,23.2,19.2,11.8,6.7,2.8
1958,3.7,6.7,7.9,8.9,15.2,18,22.1,22.3,20.3,12.5,7.5,5.9
1959,4.9,4.8,8.4,11.2,13.4,18.9,23.9,22.3,17.7,12.7,7.6,5.6
1960,4.4,5.5,8.8,11,14.8,20.4,22.9,22.2,18.6,10.7,8,3.3
1961,3.5,7.6,9.1,12.1,16.2,19.6,23.3,22.9,19.6,12.8,7.6,5.7
1962,5.2,5.4,7.1,10.5,14.5,19,23.3,23.9,20.3,14.3,5.5,3.1
1963,4,3.3,8.2,10.1,14,18.6,23,21.8,17.3,14.1,8.9,3.8
1964,2.7,6.3,7.7,10.1,17.3,19.5,23.7,22.9,21.1,12.6,7.8,3.9
1965,3.8,3.1,8.2,10.6,15.9,20.2,22.7,22.5,16.3,13,7.5,5.5
1966,6.6,7.5,7.3,11.2,15,18.9,22.8,23.2,20,12.1,5.4,4.9
1967,3.7,5.4,9.6,9.4,13.4,17.6,24.1,22.9,18.4,14.9,8.5,3.3
1968,4.9,5.9,6.9,10.2,13.9,19.7,23.3,22.4,18.8,15.3,8.1,5.5
1969,5.3,3.6,7.6,10.3,13.9,17.7,23.4,22.4,16.3,13.2,7,4.2
1970,5.7,5.9,6.1,10.5,14.3,19.3,23.2,22.5,20.5,12.5,9.8,2.3
1971,3.7,5.9,4.7,10.1,12.4,17.4,22.8,22.4,19.2,14.5,6.1,5.1
1972,3.3,5.6,7.2,10.1,12.8,18.1,22.4,21.2,15.9,11.4,8.7,4.6
1973,4.3,5,6.5,9.9,14.6,18.9,22.8,23.9,19,12.3,8.5,4
1974,5.7,3.9,7.4,8.8,14.9,18.9,23,22.8,18.8,10.5,8.2,5.4
1975,5.7,6.1,6.4,9.7,12.4,18.6,23.9,23,17.4,13.6,7.7,4
1976,4.4,5.8,8,8.9,15.2,20.3,23.1,22.2,17.3,11.3,6.1,5.9
1977,4.7,7.1,8.9,11,12.6,17.1,20.6,20.5,19,13.6,8,6.6
1978,4.2,7,8.7,9.7,12.9,17.4,22.2,23.2,20.5,13.2,8,6.7
1979,6.2,6.4,7.8,9.6,14.4,20,23.2,22.9,18.5,12.6,7.9,6.1
1980,4.6,6.4,8.3,9.6,13.2,18.9,22,23.5,21,13.3,7.4,4.2
1981,4.7,4.9,10.1,10.1,13.8,20.4,22.4,22.7,19.5,14.4,10.2,7
1982,6.7,6.4,8.4,10.6,14.8,20.8,24.2,22.8,18.7,12.8,8.3,5.4
1983,4.8,4.2,9.4,10.4,13.6,20.4,23.8,22,21.1,14.8,10.4,5.6
1984,4.8,5.1,5.8,11.9,11,18.2,23.7,22.1,18.9,12.5,8.7,5.4
1985,2.5,7.5,7.6,11.6,13,20.2,25,23.3,21.6,15.3,7.8,5.1
1986,4.7,5,8,8.2,16.5,20.3,24.3,23.3,19.8,14.4,8.5,5.2
1987,4.1,5.9,9.3,12,14.9,20.1,23.4,24.4,21.8,13.1,8.4,6.9
1988,6.7,6,9.8,11,14.5,18,23.6,24.2,19.8,14.2,8.8,5.1
1989,4.8,6.8,10,9.9,15.9,20.6,25.3,25,18.6,14.7,10.3,8
1990,5,9,9.3,9.9,15.8,21.4,25,25,21,13.6,8.2,4.2
1991,4.4,4.6,8.8,10,13.6,20.9,24.9,25.5,20.4,11.8,8.1,5.4
1992,3.2,5.2,8.9,11.8,16.4,16.9,24.1,24.6,19.6,12.4,9.8,5.9
1993,4.3,5.1,8.3,10.6,14.5,20,23.6,24.2,18,10.8,7.3,5.7
1994,4.7,6.2,10.6,10.6,15.5,21.2,26,25.7,17.5,13.9,9.9,6
1995,5.9,7.7,9.2,11.8,16.6,20.1,24.8,24.2,17.8,15.5,10.4,7.2
1996,6.7,5.3,8.3,11.9,14.6,21.3,24.1,23.2,17.6,13.2,8.9,5.9
1997,5.3,8.3,11.3,13.1,14.9,19.5,22.7,23.9,20.7,15.9,8.9,5.9
1998,5.9,7.6,10.6,10.7,14.5,21.1,25.2,24.9,19.8,13.2,8.8,4.6
1999,5,5.9,8.8,12.1,16.6,20.7,25,24.8,19.7,13.6,6.8,5.1
2000,3.4,8.7,9.8,10.4,16.6,21.4,23.7,23.6,19.8,13.6,8,6.7
2001,6.5,6.9,10.5,12.3,15.6,21.8,23.8,24.8,19.4,15.3,7,3.5
2002,5.7,7.6,9.6,11.7,14.3,21.7,23.9,22.8,19.1,14.1,9.3,7.6
2003,5.2,5.2,9.6,11.6,16.5,23.9,25.5,26.1,20.3,13.3,9.3,5.8
2004,6.8,6.1,7.7,10.7,14,22.5,24.6,24.3,20.9,14.8,8,6.1
2005,4.1,3.6,8.3,11.8,16.6,22.7,25.1,23.9,19.2,14.3,7.5,4.9
2006,4.3,5.2,9.9,12.8,17.2,21.2,25.8,23.3,20.3,15.6,10.6,5.6
2007,5.3,8,8.8,11.4,15.7,19.8,23.8,23.1,19.6,13.5,7.7,5.4
2008,6.6,7.3,9.5,12.4,14.3,19.8,24.1,24.5,19,13.3,7,4.7
2009,4.4,6,9.5,10.9,16.9,21.9,25.1,25.6,19.7,15.6,10.6,5.4
