1901,4.6,4.2,9.3,12.2,14.6,19.5,22.6,22,19.7,15.4,9.7,9.3
1902,7.1,8.6,8.4,12.9,13.2,18.2,22.8,22.9,20.5,15.6,9.7,6.6
1903,6.2,6.7,9.2,9.9,16,17.7,21.3,22.7,20,15.4,10.3,9.2
1904,6.5,8.2,9.3,12.9,16.6,20.6,23.7,22.6,18.2,14.4,8.5,7.4
1905,3,4.2,9,11.9,15.5,18.6,23.5,23.2,21.1,12.7,12.2,8.3
1906,5.8,5.1,8.6,11.2,14.7,18.7,22.3,22.6,18.4,14.9,11.9,6.5
1907,4.5,4.5,5.4,10,16.9,19,21.3,22.9,19.9,17.5,11.1,9.1
1908,5.9,5.8,7.8,10.2,18.3,19.6,22,22.1,18.5,15.1,8.9,6.7
1909,4.8,3.5,8.6,12.5,15.7,18.6,20.8,21.9,19.3,15.7,9.8,9.8
1910,7,7.2,8.2,11.9,14.8,18.7,20.5,21.8,17.3,16,10.1,9.9
1911,5.2,4.3,8.6,10.8,15,19.3,22.7,23.5,20.1,16,12.6,9.4
1912,6.7,8.9,10.4,10,15.4,19.4,23.1,21.5,16.5,14.8,8.4,8.4
1913,7.4,5.8,10.1,11.9,15.7,19.8,20.5,21.6,21.2,16.6,12.4,8.2
1914,4.6,7.1,9.3,13.2,16,18.2,21.3,22.3,18.6,13.6,9.6,8.8
1915,6.3,6.1,8.3,11.1,16.9,20.3,22.2,21.9,17.6,13.4,9.8,9.8
1916,7.1,7.2,10.4,12.2,16.7,21,23.1,21.6,18.1,15,11.6,9.9
1917,6.8,5.3,7.9,10.5,16.7,21.2,22.5,23.8,21.3,15.2,9.7,5.9
1918,6.5,5.1,7.7,11.6,16,18.6,22.4,21.9,21.5,14.3,10.1,8.1
1919,7.1,5.9,9,11.2,13.5,19.7,21.1,23,20.5,13.5,10.5,6.9
1920,7.6,6.9,9.7,12.9,18.8,19.7,23.7,22.7,20.3,14.7,9.7,8.8
1921,8.1,6.5,9,11.1,17.1,18.5,23.1,22.9,19.6,16.5,9.8,7
1922,5.7,6.1,10.4,12.2,17.2,21,22.5,24.3,19.4,15,8.3,6.8
1923,5.5,6.7,8.3,11.9,17.5,17.6,23.1,24,20.2,16.2,13.1,7.7
1924,4.8,5.6,8,12.4,18.2,20.5,23,21.5,21.5,15.5,10.3,8.7
1925,6.8,8,7.5,11.9,15.5,19.8,22,23.1,19.4,15.6,11.7,7
1926,7.2,9.1,9,12.6,14.8,17.6,20.2,21,21.2,17.1,15,8.1
1927,7.1,5.6,10,12.1,16.5,21.8,23.7,23.7,20.7,15.1,13.3,8.7
1928,7.7,6.4,8.4,12.6,14.4,20.1,24.7,24.9,21.1,15.8,11.6,6.7
1929,4.7,2.8,7.6,10.8,16.9,20.4,23.4,22.3,20,15.3,12,8.6
1930,8,6.4,9.8,12,15.1,20.7,22.7,21.9,19.9,14.7,11.7,8.5
1931,7.6,6.4,9,10.6,16,21.4,23.5,23.3,17.6,14.5,11.5,6.9
1932,6.1,4,7.7,10.6,15.4,17.8,22.2,23.1,22.5,17.9,12.2,10.4
1933,6.7,6.8,8.4,11.3,13.9,16.2,21.3,22.1,18.9,16.4,12.4,7.7
1934,6.4,6.7,9.4,13.2,16.6,19.2,22.2,21.9,19.7,15.5,12.5,9.7
1935,4.2,6.3,7.4,11.2,14.4,20.6,22.5,22.2,19.9,16.9,12.6,8.7
1936,10,7.3,9.9,12.1,15,18,22.6,21.7,19.2,13.4,10.9,8.4
1937,7.2,8.2,9.6,11.1,15.6,20.7,21.7,22.1,19.3,15.8,11.7,7.6
1938,6,5.7,8.5,9.3,13.9,20.4,22.6,22.2,18.8,15.8,12.1,8.4
1939,8.7,8.1,6.2,12.2,13.4,18,23.1,22.6,19.3,15.9,11.7,7.9
1940,5.1,6.6,7.8,10.6,14.6,16.9,20.3,20.2,19.2,15.9,12.2,5
1941,6.9,7.8,9.5,10.2,14,19.4,22.7,22.2,17.7,14.4,9.7,7.2
1942,3.1,4.5,8.4,11.8,16.7,19.6,22.3,22.1,21.6,16.4,10.6,9.8
1943,5.6,7.6,9,12.9,15.9,19,22.7,23.8,21.8,16.9,11.1,9.4
1944,7.2,4.9,6.1,12.2,16.3,20.6,22.1,23.5,20.5,15.3,10.8,8
1945,4.1,6.2,8.3,12.9,18.5,22.2,24.6,23.1,19.9,13.8,10.4,7.9
1946,6.3,6.5,8.5,12.4,15.9,20.1,23.5,24,21.9,14.9,12,6.8
1947,4.4,7.9,11.1,13.2,16.4,20.6,23.9,23.4,20.9,15.4,12.4,7.4
1948,8.5,6.3,9.4,12,16.5,18.7,20.6,22.7,19.4,16.5,11.1,7.6
1949,7.9,6.6,6.4,12.8,16.1,18.9,22.2,21.7,20.6,16,11.4,9.3
1950,6.2,7.6,9.7,12.2,17.7,21.7,24.6,23.5,20.5,15.5,11.2,8.7
1951,8.1,8.2,9,11.4,15.5,20.1,22.1,22.8,20.3,13.9,12.2,8.5
1952,6.5,5.6,8.5,13.3,15.5,21.5,24.3,24.5,20.7,15.5,10.4,8.5
1953,5.2,5.6,7.4,12.4,15.7,18.8,22.8,21.9,20.2,16.7,10.6,9.5
1954,4.9,5.4,9.9,10.6,14.4,20.4,21,21.4,20.7,14.3,10.6,8.8
1955,9.6,8.7,8.6,10.5,16.1,19.5,22.4,21.6,18.9,15,10.7,9.9
1956,7.9,4,6.8,10.8,15.4,17.7,22.1,23.8,20.9,14.7,10.3,7.3
1957,6.8,8.7,9.1,11.8,14.5,20.6,22,22.5,19.1,16.2,11.6,7.9
1958,7.2,8.2,7,9.9,17.1,19.1,22.1,23.7,19.7,15.6,12.3,10
1959,6.4,7.1,10.3,11.2,15.1,18.3,22.4,21.7,18.7,13.8,11.2,9.4
1960,7.1,8.2,9.4,11.4,15.8,19.5,20.8,22.6,18.9,16.2,12.6,9.4
1961,7.1,7.1,9,13.3,15.3,19.2,21.5,22.1,20.4,15.7,12.2,8.1
1962,8,5.8,7.9,11.7,15.5,18.4,22,23.2,20.3,16.1,11.3,6.7
1963,5.5,5.8,7.5,11.4,14.9,19.1,22.5,22.3,19.8,14.7,13.4,9.7
1964,5.8,6.7,9.4,11.5,16,20,21.5,21.8,18.5,15,11.9,8.1
1965,7.3,3.8,8.6,10.4,14.9,18.8,22.5,21.4,18.7,15,12.3,9.3
1966,6.2,9.4,8,12.3,15.3,19.7,21.1,22,19.4,16.9,9.7,7.2
1967,6.1,6.8,8.9,10.9,15.6,17.7,22.3,22.5,19.1,16.5,12.6,8.2
1968,5.3,8.1,8.2,12.8,16.5,18.6,21.5,20.6,18.3,15.1,11.7,8.2
1969,6.8,7,8.6,11.1,17.1,17.5,20.3,21.3,19.6,15.4,12.8,6.4
1970,8.4,7.3,8.2,11.3,13.8,19.3,21,22.3,19.5,14.3,11.8,9.1
1971,8.5,6.5,6.4,12.4,16.5,18.2,21.6,23.9,18,13.7,10.9,8.4
1972,8.1,8.6,10.2,11.9,15,19.3,21,21.1,17.8,12.5,11.2,8.8
1973,7.6,6.1,6.7,9.6,16.3,19.7,22.3,21.5,20.3,15.7,10.6,8.3
1974,8,7.7,9.1,10.7,15.1,18.7,21.5,23,20.1,12.7,10,7.5
1975,6.8,6.1,8.9,11.2,15.5,18.6,21.7,22.5,21.4,15.2,11.2,8.8
1976,6.8,7.7,8,10.5,15.7,19.1,21.6,20.4,18.1,16,10.6,8.9
1977,8.5,9.5,10.5,11.1,16.2,18.4,22.5,21.7,18.6,15.2,11.7,7.6
1978,6.7,7.8,9,10.8,14.9,19.4,20.9,21.9,18.6,14.4,9,10.1
1979,6.6,8.1,9.8,10.6,15.9,20,22.1,21.8,18.9,16.1,11,9.4
1980,6.4,7.2,8.3,9.6,13.7,17.8,20.5,23.1,20.3,15.3,11.5,6.3
1981,4.9,5.5,10.3,12.4,15.1,20,21.1,22.3,19.5,16.4,8.8,9.4
1982,8.4,5.9,7.5,10.9,16,20.8,23.4,23.4,21.3,16.2,11.6,9
1983,7.3,5.3,8.6,11.8,15.9,19.1,24.3,22.8,19.9,15,11.2,8.6
1984,7.8,6.6,7.8,10.9,15.3,18.9,22.1,21.8,18.9,16,12.5,8.7
1985,5.7,6.6,8.4,12.3,16.9,19.7,23,23.1,21,16,11.9,9.8
1986,8,6.7,10.2,12.2,18.1,19.8,22.5,24.5,20.6,16.9,11.6,6.9
1987,7.3,7.5,5.5,12,14.2,19.3,24,23.7,22.3,17.2,11.9,9.2
1988,9.5,8.1,8.7,12,16.5,19.4,24.4,24.3,19.7,17.3,9.6,7.4
1989,6.4,7.8,10.6,12.8,15.3,18.8,22.7,22.8,19.2,13.8,10.8,9.1
1990,7.7,9.1,10.3,11.9,16.2,19.7,21.4,22.6,19.9,17.6,12.3,7.2
1991,6.9,5.9,10.9,10.9,14.2,19.4,22.3,23.6,20.8,15.5,11.3,5.9
1992,6.4,6.1,8.2,11.6,16.4,19.2,21.4,24.4,20.4,17.1,12.8,8.8
1993,6.3,5.2,7.4,12,17.1,20.6,21.7,24,20.5,16,11,8.9
1994,8.3,7.1,10.2,11.9,16.6,19.8,24.3,25.3,21.8,16.5,12,9.3
1995,6.7,8.8,8,10.2,15.3,18.8,23,22,18.3,15.2,10,10.4
1996,8.7,6,7.5,11.6,16.3,20,21.9,22.8,17.2,14.1,12.1,8.7
1997,8.6,6.7,8.9,9.2,16.4,20.6,22.1,22.1,19.8,15,11.9,8.6
1998,7.7,8.4,7.6,12.6,16.2,21.2,23.7,23.2,19.6,15.8,10.2,6.8
1999,7,5.1,8.6,12.1,17.2,21,22.9,24.6,21.2,17,11.7,9
2000,5.6,6.4,8.6,13.5,18.1,20.9,22.7,24.2,19.9,16.1,13.5,9.9
2001,9.5,7.5,11.7,11.3,17.3,20,23.6,24.3,19.2,18,11.8,5.9
2002,5.9,8.9,10.6,12.8,17,21.1,23,22,18.9,15.6,13.3,9.3
2003,8.3,4,8,11.3,18.2,21.9,24.6,25.4,19.6,15.8,13.2,8.9
2004,6.7,7.2,8.8,12.3,14.5,19.5,23.1,23,19.9,17.5,11.7,10.5
2005,6.3,4.6,8.3,11.8,17.7,20.4,23.7,22.1,20.1,15.5,11.6,7.8
2006,6.2,6.8,8.3,12.7,17.4,19.9,23.6,22.4,20.4,16.8,11,9.2
2007,8.7,8.8,9.9,12.9,17.3,21.9,24,24,19.1,15.1,10.7,7.5
2008,8.3,6.9,9.3,12.7,17.2,20.8,23.9,24.3,19.9,16.5,12.4,9.5
2009,8.3,5.8,8.8,12.9,18.3,20.1,23.8,24.6,21.2,15.3,11.6,9.5
