1901,5.5,3.7,9.4,13.5,15.9,21.7,23.9,23.1,20.3,13.2,7.2,4.1
1902,5.2,7.9,11,13.9,14,19.6,24,22.6,19.2,13.7,9.2,5.7
1903,5.2,7.9,10.6,11.9,15.8,19.4,23.4,23.5,19.6,15.9,9.9,5.1
1904,6.7,8.7,8.9,13,17.3,21,24.7,24.1,18.7,14.9,7.8,6.6
1905,4.7,5.8,11.8,13.8,15,20.7,24.8,23,18.9,12.7,7.9,4.5
1906,6.4,6.8,9,10.8,15.6,21.1,23.3,23.9,20.3,15.3,9.2,4.9
1907,4.9,5.9,9.7,12.5,15.2,20.1,22.3,23.1,19.7,13.9,8.7,7.7
1908,5.6,7.8,8.9,11.5,17.4,19.4,22.9,22.7,20,16.3,9.7,6.1
1909,4.4,4.9,9.8,13.2,16.4,18.6,21.9,23,18.6,15.7,8.6,6.9
1910,5.7,9.3,9.3,12.1,14.7,20.3,22.4,22.4,18.3,14.5,10,6.8
1911,3.4,7.6,9.4,11.2,16,19.9,24.8,24.7,21.6,14.4,9.5,8
1912,6.4,9.8,12.1,12,17.1,19.6,22.5,21.8,17.5,13.6,7.6,5.4
1913,7.7,7.8,10.8,12.3,16.3,20.2,22.6,22.8,19.1,15.1,11.4,5.4
1914,3.2,9.1,11.8,13.3,15.3,18.4,22.2,22.2,20,14.3,8.6,6.7
1915,5.8,7,9.3,11.1,16.2,20.9,23,23.5,19.1,13.2,8.3,7.6
1916,6.9,8.4,9.6,12.5,16.8,18.8,22.7,23.8,18.9,15,10,6.9
1917,4.6,6.7,9.2,10.5,16.8,20.4,23.6,22.6,20.5,13.5,8.9,3.2
1918,5.6,7.3,9.5,11.3,16.3,19.6,22.7,22.1,19.2,12.5,8.2,6.8
1919,4.2,8.1,9.9,11.3,15.5,19.3,22.5,22.6,20.5,12.2,6.6,5.5
1920,5.8,7.4,9.8,12.8,16.2,19.5,22,21.4,18.5,14.1,7.8,4.3
1921,6.3,7.2,10.1,11.9,15.7,20.5,24.3,23.1,21.2,16.9,8.7,6.4
1922,6.2,8.6,10.1,13.1,17.6,19.5,22,22.8,17.6,14.1,8.3,4.9
1923,6.2,8.9,11.8,13.9,18.6,20.7,24,24.8,19.1,15.9,8.8,5.5
1924,6.4,5.9,11,13.9,19.3,21.6,24.5,21.9,20.1,15.6,10.1,6.2
1925,5.4,8.1,7.4,12.2,15.6,20.3,22.4,22.4,18.5,14.7,7.4,5.8
1926,7,10.9,12.3,13.9,15.5,19.9,23.3,24.7,23.4,17,10.9,6.2
1927,7.4,8.5,11.1,14.7,17.8,20.9,23.4,23.8,20.4,16.5,10.5,7.6
1928,6.6,9.9,10.9,12.8,15.3,21.2,26.2,25.6,21.5,16.2,10.7,6.6
1929,4.6,7.7,10.7,12.4,16.6,21.9,24.8,23.6,21.4,15.9,10.6,8.8
1930,7.7,6.3,10.3,12.9,17.3,21.4,23.6,24.4,21.9,17.6,12.7,7.8
1931,7,7.7,12.1,13.7,17.4,22.9,24.1,23.9,19.5,16.1,11.1,5.9
1932,7.1,5.4,10.7,11.9,16.3,19.9,22.3,25.1,21.6,15.6,11.5,8.4
1933,5.6,8.1,11.2,15.2,18.3,19.3,25.4,27,21.9,16.6,8.6,4.3
1934,5.8,7.6,10,12.8,19,22.8,25.5,23.3,22,17,8.3,9.3
1935,4.4,8,9.6,13,13.8,20.4,24,22.3,20.7,13.8,9.4,7.4
1936,9,9.1,11,12.4,15,18.8,22.4,22.2,20.2,12.4,8.9,4.9
1937,7.2,10.5,10.6,14,17.3,21.4,24.1,24.5,20.3,14.7,11,5.9
1938,6,6.2,9.8,10.9,14.5,19.4,22.4,22.6,18.7,15.1,10.9,5.8
1939,8.2,7.5,9.2,12.4,14.3,18.9,21.8,21.7,19.5,14,9.8,5.5
1940,4.6,9,11.7,13.3,17,19.8,22.4,22.9,20.2,14.1,10.2,4.7
1941,5.1,8.6,10.5,12.1,14.8,20.4,24.1,22.4,19.4,14.9,9.2,5.6
1942,5.1,5.4,11.1,13.7,17.4,22.1,23.4,23.3,20.8,17.3,9.5,6.7
1943,7.9,8.3,10.5,14.3,18.3,22,24.2,24.5,21.1,15.7,9.2,5.6
1944,6,5.6,9.2,14.7,17.4,20.9,23.8,24.6,20.4,14.1,11.3,6.5
1945,3.2,8.9,10.1,14.8,17.7,21.8,24.6,23.2,21.5,16.2,10.4,7.4
1946,4.1,8.7,9.7,13.2,16.4,20,24.1,23.9,22,16.5,9.9,5.2
1947,4.5,7.1,11.9,13.6,16.9,22.5,25.5,25.2,21,16.2,12.6,6
1948,8.2,7.6,11.5,13.4,17.4,20.8,22.1,23.9,20.2,15.7,11.1,7.4
1949,6.3,7.5,8.8,13.8,15.8,21.2,25.4,24.6,22.4,16.8,10.4,6.6
1950,5.5,8.9,10.2,11.7,16.8,22.1,25.5,23.9,20,15.4,11.6,4.3
1951,6.7,7.8,10.3,12.3,15.1,21,24.4,23.1,21.3,14.3,11.1,7.9
1952,4.6,7.3,12.9,14,18.6,23.6,24.7,24.7,19.4,17.1,10.9,7.7
1953,4.3,6.3,10,13,19.5,19.1,23.7,25,21.6,15.7,10.8,10.2
1954,4.7,6.7,11.2,12.5,16.2,20.6,22.4,23,21.5,17,12.6,8
1955,10,8.6,9.9,14.5,18.3,21.4,25.1,24.7,20.9,15.4,10,8.9
1956,7.5,4.2,10.6,12.4,17.5,19.3,24,23.7,21.5,15.2,8.7,5.3
1957,5,10.3,13,12.9,15.8,19.5,23.7,24.1,21.4,15.2,9.6,6.8
1958,6.5,9.4,11.4,12.2,18.7,20.8,23.8,24.5,23.5,16.1,10.7,8.7
1959,7.1,8.1,11.7,13.8,16.4,21.1,25.2,24.3,20.8,15.5,10.3,8.6
1960,6.8,8.9,12,13.9,19.2,22.5,23.6,24.1,20.3,14.4,11.1,5.8
1961,6.5,10.4,11.8,15.5,18.4,21.6,24.3,23.5,22.3,16.1,10.5,8.2
1962,7.9,7.7,9.7,13.4,16.4,20.6,24,25.4,21.6,16.4,8.3,5.6
1963,5.3,5.4,11.2,13.2,16.7,21.1,25,22.8,19.6,16.5,12.1,5.2
1964,4.6,8.7,10.6,13.3,19.9,22,25.8,24.1,23.1,14.8,10.3,6.1
1965,6,5.5,11,13.6,18.3,22.1,24.2,23.7,18.8,16.4,10.7,8.6
1966,8.1,10.9,10.4,14.4,17.6,21.7,22.8,23.9,22.5,15.7,9.3,8.3
1967,6.1,8.3,12.4,12.5,16.8,19.7,25.5,24.2,20.9,17.7,11.3,6
1968,7.6,8.9,10.2,13.8,16.3,20.8,24,23.3,21.5,18.4,11.2,8.6
1969,7.5,6.6,10.7,13.1,17.1,19.5,24.6,24.2,19.2,16.4,10.1,6.6
1970,8.2,8.7,9.1,12.7,16.9,22.2,24.5,24.2,22.9,15.4,12.5,5.3
1971,6.4,8.9,8.2,13.9,16.2,20.1,24.9,25.3,21.5,17.1,8.8,7.4
1972,6.4,9.1,11.3,13,15.6,19.3,23.6,22.3,18.1,14.9,11.9,6.8
1973,7.2,8,9.7,12.2,17.9,21,24.3,25,21.4,14.6,10.6,7.5
1974,8.4,8.7,10.6,12.2,17.2,20.9,23.7,23.8,20.2,12.6,11.1,7.9
1975,7.8,9.2,9.4,12.8,16.2,20.5,25.5,24.6,20.1,15.6,10.3,5.7
1976,6.1,8.5,10.8,12,17.4,23.1,24.3,23.6,19.9,14.7,9.2,8.4
1977,7,10.6,11.8,13.3,15.2,19.3,22,22.1,20.6,17,10.9,8.5
1978,6,9.9,11.5,11.8,15.8,19.2,23.2,24.1,21.9,15.6,10,8.8
1979,7.8,9.2,11.3,12.3,17.2,21.7,24.7,23.5,20.8,16.1,9.2,7.4
1980,6.4,9.6,11.1,11.9,15.4,19.2,23,24.5,21.8,15.4,9.6,5.9
1981,6.9,6.7,12.8,13.1,16,21.1,22.7,23.9,21.4,16.5,11.1,9.6
1982,9.3,8.6,10.4,13.4,17,22.8,26,23.6,21.3,15.3,10.9,7.7
1983,6.2,6.5,11.3,13.5,16.7,21.6,26.3,23.6,21.8,16.6,12.7,7.6
1984,7.4,7.7,9.5,13.3,14.6,20.1,24.9,23.1,19.8,15,11.8,7
1985,3.9,9.4,10,14.2,15.7,21.3,25.8,23.7,22.4,17.3,9.1,7
1986,7.2,7.4,10.5,10.7,18,21.5,24.6,24.4,21.6,16.7,10.6,7.4
1987,5,8.6,11.2,14.7,15.7,20.9,25,24,23.3,16.9,10.6,8.5
1988,9.4,8.4,11,13.2,17.1,20.3,23.8,24.5,20.7,16.8,10.7,6.7
1989,6.3,8.8,11.8,12,17.5,21.5,25.5,25.6,20.2,16.7,12.4,10.2
1990,7.3,12.1,11.9,12.2,17.9,21.2,25.4,25.7,22.5,17,10.9,5.6
1991,6.6,7.2,12,11.6,14.7,20.3,25.2,26.2,22.8,14.8,10.9,7.4
1992,5.3,7.7,11,13.3,18.1,18.7,24.1,25.7,21.1,15,12.2,8.4
1993,6.5,7.5,10.3,13.1,17.4,21.7,23.4,24.7,20.5,14.6,9.8,8.7
1994,7.5,8.8,12.2,12.4,17.8,22.4,26.2,26.4,19.7,16.1,13.1,8.3
1995,8.3,11,11.3,13.7,18.5,21.5,25.9,25.4,20.2,18.3,12.4,9.2
1996,10,8.1,11.1,14.2,17.7,23,25.3,24.5,19.7,15.9,11.2,8.2
1997,7.4,11.1,13.2,15.1,17.5,22.6,24.3,26,22.3,18.5,12.3,8.6
1998,8.5,10,12.7,14.2,18.3,22.8,25.8,25.5,22.2,16.1,10.4,6.8
1999,8,8.5,11.8,14.8,19.7,22.3,25.9,26.2,22.9,16.7,9.4,7.8
2000,5.6,11,12,14.6,19.5,22.8,25.1,25.2,22,16.3,11.5,10.1
2001,9.6,9.1,13.2,14.6,18.7,23.1,25.3,26,20.8,18.9,9.5,5.5
2002,8,10.7,13.1,14,16.6,22.9,24.5,23.7,21.4,17.3,12.7,10
2003,7.5,8.1,12.3,14.5,18.2,25.3,27.1,27,22.1,16.1,12.6,8.5
2004,9.3,8.2,10.3,13.1,16.9,23.3,25.3,26.2,22.8,18.4,10.5,8.2
2005,6.7,6.6,10.9,14.2,18.6,24.2,26.2,24.7,21.3,17.9,10.5,6.1
2006,6.7,7.7,13,15.1,18.8,22.8,27.5,24.7,22.8,19.1,13.7,7.6
2007,8.3,11.1,11.9,14.9,18.7,22.5,24.9,24.8,21.2,16.2,9.9,7.6
2008,8.9,10.5,11.9,14.5,17.6,21.6,25.1,25.3,21.2,15.8,10.3,6.8
2009,6.8,8.5,11.3,13.3,18.9,23.3,25.9,26.4,21.7,17.8,13.5,8.1
