1901,5.4,3.6,7.6,12.6,15.7,22.8,24.8,25.8,19.3,12.8,7.3,3.8
1902,5,6.8,9.8,12.4,14.6,19,24.9,24.5,19.3,13,9.5,5.6
1903,5.1,7.2,9.6,12.5,14.3,19.4,24.6,25.8,19.6,14.8,9.7,3.8
1904,4.8,6.4,7.5,12.9,18.6,21.5,25.6,24.8,19.6,15.5,8.6,7.1
1905,4.5,5.4,10,13.6,15.6,19.7,25,24.4,18.5,13,7.2,5.2
1906,5.8,5,8.4,10.2,15.6,22.2,24.9,27.1,20.1,14.7,8.4,4.7
1907,4.4,4.8,10,11.5,14.7,22.1,23.8,25.9,21,12.2,9.1,7.2
1908,6.4,6.5,7.2,10,18.1,19.1,24.7,25,21.2,15.6,10.4,6.4
1909,4.1,4.8,8,13.6,16.7,17.7,24.4,25.4,18.5,15.1,8.6,6.9
1910,4.8,7.5,7.7,11.4,13.9,20.4,23.7,24.1,19.3,14,8.4,6.3
1911,2.9,6.7,7.5,10.3,14.9,18.7,25.4,25.6,22.1,13.1,8.7,6.6
1912,5.3,8.5,10.2,11.7,17.4,20.6,22.4,22.1,19,13.2,8.3,4.1
1913,6.5,6.4,9.4,11.1,16.2,22.7,24.8,23.7,18,13.6,9.6,4.6
1914,3,7,9.4,12.6,16,18.5,23.5,24.6,21.7,14.8,7.8,5.6
1915,4.8,5.6,9.2,10.5,16.7,17.9,25.6,26,19.9,13.5,9,6.7
1916,5.5,5.8,6.9,12,16.5,20.7,24.3,25.3,19.5,15.4,8.5,6.1
1917,4.4,5.8,7.2,10.4,16.6,20.8,26.2,23.6,21.6,12.7,8.8,6.5
1918,6.2,7.2,7.9,10.2,16.7,21.3,25,26.5,20.1,12.1,8.7,5.6
1919,4.5,8.1,8.6,10.9,16.9,22.6,23.7,26.8,20.2,12.3,7.4,4.2
1920,5.4,7,8.9,12.3,16.3,20,22.9,23.1,19.8,13,7.9,4.4
1921,5.6,6.9,8.9,11.5,15.5,21.5,25.3,24.2,21,16.5,8.5,4.7
1922,5.6,7.3,7.8,11.3,18.8,19.7,24.6,24.8,18.3,14.8,9,4.7
1923,4.1,7.1,10.1,10.1,16.4,19.3,25.3,26.4,19.3,16.5,7.9,4
1924,5.9,4.1,9.3,12.5,18.4,22,25.1,24.1,19.9,15.5,8.9,6
1925,5.7,5.7,6.7,11.3,14.8,19.6,22.2,24.2,19.6,14.8,7.5,6.6
1926,5.4,9.8,10.5,12.2,14.6,20,24.4,26.1,23.5,16.3,8.3,4.8
1927,5.5,6.1,9.1,13.4,17.1,21,22.7,23.4,19.6,16.1,8.2,6.3
1928,4.5,8.2,9.3,10.9,14.1,21.1,26.6,25.1,20.2,14.5,8.4,4.9
1929,4.3,7.2,10,13.1,15,21.2,24.9,24.5,20,14.5,8.8,7
1930,6.5,4.8,9.8,10.8,17.1,19.6,23.6,25.9,21.7,16.9,10.3,7.1
1931,5.7,6.9,10.8,12.6,16.1,22.2,24.5,23.6,19.9,15.5,9.5,4.5
1932,5.3,5.4,9.7,10.8,15.7,19.1,23.3,25.5,20.2,13.7,9.8,6.4
1933,4.7,6.4,9.6,14.4,18.5,19.8,26.3,28.2,20.9,14.8,7.1,2.9
1934,4.1,5.9,7.4,10.8,17.5,22.5,26,23.5,21.6,15.8,7.2,7.5
1935,4,6.1,10.2,12.6,13.8,20.6,26.2,24.3,22,13.5,8.5,6.8
1936,8.2,8.6,8.9,11.8,13.7,18.4,23.6,26.2,21.4,13.4,7.7,3.8
1937,5.6,8.4,8.3,12.8,16.9,20.7,26.3,26,20.5,15.7,10.6,4.9
1938,4.9,5.9,11.4,12.9,15.3,23.2,24.9,24.2,19,15.6,10.9,5.7
1939,7.4,7.2,8.7,11.2,15,19.3,24.6,24.7,21.3,13.5,8.9,5.4
1940,4.8,8.5,11.5,13,16,19.9,24.4,25.3,20.2,13,8.4,4
1941,4.6,7.4,9.8,11.4,13.9,20.6,24.4,24.2,21.4,15.9,8.5,4.8
1942,5.2,5,10.3,12.3,16.8,21.2,24.7,24.6,20.3,16.1,9.4,6.1
1943,6.1,7,9.5,14.3,18.2,23.6,23.9,26.1,19.9,14.6,8,6
1944,5.4,4.9,9.6,13.5,17.5,21.1,24.5,24.9,20.5,12.4,8.7,4.8
1945,2.8,7.8,11,16.2,17.6,22.7,25.3,23.7,22.6,16.1,10.9,7.2
1946,4.2,7.6,9.4,11.8,13.7,20.8,25.6,25,21.2,16,9.5,4.5
1947,4.6,6.8,10.5,14.4,16.3,22.3,26,24.4,20.5,15.9,11.4,4.6
1948,6.9,8.3,12.2,12.2,15.3,21.8,24.4,24.6,21.4,15.3,11,7.6
1949,6.3,8.1,9.4,15.1,16.1,21.9,26.2,27.1,20.6,15.8,9.9,6.1
1950,5.7,7.8,10.4,12.5,15.9,21.9,26.4,24.5,20.5,15.5,10.9,4.6
1951,5.4,5.8,9.4,12.2,13,21.2,24.2,23,20.5,13,9.2,7.3
1952,3.5,6.5,11.7,12.2,15.9,21.5,24.1,22.9,17.9,15.5,9.9,5.8
1953,4.8,6,9.3,12.3,18.6,19.4,24.7,25.9,20.5,14,10.6,8.5
1954,4.1,5.8,8.9,11.2,16.5,20.3,24.2,22.9,20.9,16.4,11.5,6.9
1955,9,7.4,8.7,14.6,18.9,21.3,24.9,25.1,20.7,14.8,9.9,8
1956,6.5,3.7,9.3,10.9,15.8,20.2,23.3,23.2,19.2,15.2,7.1,4.2
1957,3.8,8.5,12.1,11.1,15.3,19.4,25.2,25.5,21.7,14,8.5,4.3
1958,5.4,9.1,9.4,11.3,17.9,19.4,24.3,24.1,22.2,14.9,9.4,7.6
1959,7.6,7,10.2,13,15.3,21.1,25.5,23.9,19.3,14.7,9.4,6.7
1960,5.9,7.7,10.3,13.2,17.2,22.6,24.4,23.2,20.4,12.2,9.3,4.8
1961,4.9,10.2,12.6,13.5,18.6,21.4,25.1,25.7,21.6,14.2,9.1,7.1
1962,7.1,7.3,8.9,12.6,16.7,21.2,24.6,26.1,22,16.6,7,4.8
1963,6.2,5.3,9.6,12.1,16.6,19.9,24.5,23.4,19.2,16.8,10.1,5.8
1964,5,8.1,9.2,12.1,20.1,21,25.2,24.8,23.3,14.2,9.4,4.8
1965,5.5,5.4,10,12.9,18.8,22.8,23.5,24.5,17.9,14.7,8.6,6.4
1966,8.1,8.6,9.3,12.1,17.7,20.4,24.2,24.7,22.1,13.1,6.6,5.5
1967,5.1,7.3,11.7,11.5,14.8,19.9,25.9,24.4,19.7,16.3,9.5,4.3
1968,6,7.2,8.8,11.8,15.9,21.7,24.9,23.9,20.1,17.6,9.6,6.3
1969,7,5.6,8.9,11.9,15,19.1,25.8,24.5,17.5,15.2,8.4,5
1970,7.3,7.4,8,12.8,16.4,20.3,25.2,23.8,22.6,14.6,11.4,3.4
1971,5.1,8.4,6.9,11.6,13.8,18.4,24,23.4,21.3,17.4,8.1,6.9
1972,4.8,7.4,9.1,12.7,15.8,20.2,24.1,23.6,17.7,13.2,10.1,6
1973,5.7,6.6,8.1,12.9,16.9,21.2,24.7,26.6,19.9,14.5,10.4,5.1
1974,7.4,7,9.1,10.4,16.7,20.2,25.5,24.8,20,12.4,9.9,7
1975,7.3,8.1,7.7,11.6,14,20.1,25.7,24.8,18.6,15.9,9.4,5.4
1976,5.8,7.8,9.8,10.5,17.3,22.7,24.8,24.2,18.7,12.6,7.4,7.6
1977,6.2,8.1,10.6,13.3,14.9,18.2,21.8,22.3,21.8,15.5,9,8.8
1978,6,8.4,10.1,11,14.2,18,25,25.1,23,15.4,9.9,8.2
1979,7.8,7.8,8.8,11.2,16.6,21.9,24.9,25.1,21.1,13.9,9.5,6.9
1980,6.1,8.4,9.8,12.3,14.9,21,24.3,25.3,23.3,15.2,9.1,5.4
1981,6.2,7,11.7,11.4,15.4,22.7,24.9,24.9,21.4,16.1,12.7,7.7
1982,7.9,8.2,10.7,12.9,17.6,22.3,24.6,24.8,20.6,14.3,9.6,5.9
1983,6.9,6.2,12.2,11.6,14.6,22.9,24.4,23.6,23.3,17.5,12.2,7.1
1984,5.9,6.9,7.6,14.4,11.9,19.9,25.8,24,21,14.8,9.9,7.2
1985,4.3,9.5,9.1,13.2,14.9,21.7,26.3,25.8,24.6,17.9,9.3,6.5
1986,5.5,6.4,9.8,8.9,18.7,22.1,26.4,24.6,21.8,16.4,10.1,6
1987,5.4,7.4,11.4,13.7,16.7,22.1,24.5,25.6,23.8,13.5,9.7,8.2
1988,7.5,7.6,11.4,12.6,15.5,18.7,25.1,25.9,22.4,15.8,10.7,6.4
1989,6.6,8.7,12,10.9,18.2,22.2,27.5,26.2,20.5,17,11.4,9.2
1990,6.5,10.6,11.4,11.5,18.6,22.7,27,26.5,22.7,15.2,9.4,5.4
1991,6,6.2,10.4,11.8,16.4,23.2,26.6,27.6,22.5,13.5,9.4,6.8
1992,5,7.6,11.2,13.7,18.6,18.2,26,26.1,21.2,13.5,11,7.3
1993,6.1,6.9,10.5,12,15.6,21.1,25.7,25.7,19.3,12.1,8.8,6.4
1994,5.9,7.7,12.9,12,16.9,22.7,27.1,26.5,19.4,15.8,11.4,7.2
1995,6.8,8.9,11.1,14.1,18.8,21.7,26.6,25.9,19,17.7,12,8.5
1996,8.2,6.6,10.1,13.8,16.3,23.1,25.7,24,19.2,15.6,10.4,7.5
1997,6.9,10.1,13.9,15.5,16.9,19.9,23.9,25.1,22.6,17.5,10.1,6.9
1998,7.1,9.8,12.7,11.3,16,22.2,26.3,26.7,20.9,14.8,10.2,6
1999,6.2,7.5,10.6,13.7,17.9,22.2,26.6,25.8,20.6,15.1,8.2,6.1
2000,5,10.3,11.8,10.9,17.8,23.1,24.8,25.2,21.6,15.1,9,7.5
2001,7.3,8.9,11.9,13.7,16.8,23.4,24.8,25.9,20.9,16.5,8.5,4.9
2002,7.4,8.9,11,13.4,16.1,22.9,25.1,24.1,20.2,15.7,10.4,8.7
2003,6.5,7.2,12,13.3,18.9,24.8,26,27.7,22.2,14.9,10.7,6.9
2004,7.9,8.5,9.8,12.5,15.6,24.5,26.4,25.1,22.4,16.1,9.5,7
2005,5.8,5.6,10.6,13.9,19.1,24.9,26.8,26.5,21.3,16.3,9.2,6.6
2006,5.9,7,10.9,14.6,19.5,23.2,27.4,25.4,22.5,17.3,12.3,6.9
2007,6.8,9.4,10.2,13.1,16.9,20.7,25.4,24.5,21.5,15.9,9.9,6.4
2008,8.1,9.7,10.8,13.9,15.9,22,25.4,25.9,20.6,15.3,8.5,5.9
2009,5.9,8.2,12.1,12.5,18.8,23.4,26.2,27.8,22.3,17.6,10.9,6.5
