1901,7.2,5.3,9.1,13.8,17.1,22.7,24.9,25.7,20,14,8.9,5.5
1902,7.1,8.4,11.2,13.6,15.9,19.3,24.8,24.2,20.1,14.6,11.1,7.4
1903,7.1,9.2,10.7,14,15.4,19.9,24.7,25.7,20.1,15.7,11.4,5.8
1904,6.6,8,8.8,14.3,19,21.7,24.9,25,19.9,17.1,10.5,9.1
1905,6.5,6.9,11.2,14.6,16.7,19.9,25,24.1,19.4,14.4,8.6,7.4
1906,7.8,6.6,10,11.9,16.6,22.3,24.7,26.5,21.5,15.8,10.2,6.6
1907,6.3,6.7,11.5,12.8,15.6,21.7,23.8,25.7,22,13.4,10.5,9.2
1908,8.3,8,8.5,11.5,18.8,20.2,24.7,25.1,21.2,16.8,12.1,8.3
1909,6.3,6.6,9.1,14.9,17.7,18.4,24.8,25.2,19.5,15.9,10.3,8.8
1910,6.6,9,9.2,12.6,15.1,20.6,23.7,24.2,20.9,15.4,10.1,8.2
1911,4.8,8.5,8.9,11.6,15.9,19.4,26.1,25.4,22.9,14.4,10.2,8.6
1912,7.3,10.3,11.3,13.5,18.4,20.4,22.2,22.8,20.3,14.6,9.8,6.2
1913,8.5,8,10.5,12.2,16.9,22.5,24.9,24.1,19.3,15,11.2,6.5
1914,5.4,8.8,10.5,14,17,19.3,23.2,24.4,22.4,16.1,9.6,7.6
1915,6.6,7.2,11,12.1,17.4,19.4,25.1,25.7,20.9,14.8,10.8,9
1916,7.5,7.2,8.2,13,17.2,20.8,24.2,25.3,20.8,16.4,10.1,8.1
1917,6.2,7.4,8.5,12,17.3,21.1,25.5,23.4,21.9,14,10.4,6.9
1918,8.5,8.8,9.4,11.6,17.4,22.1,25,26.3,20.3,13.2,10.4,7.6
1919,6.6,10,9.9,12.4,17.6,23.4,24.2,26.5,21.3,14.2,8.8,6.5
1920,7.3,9.1,10.4,13.7,17.6,20.6,23,23.5,21,14.3,10,7.3
1921,7.5,8.5,10.4,13.1,16.6,22.1,25.9,24.6,21.6,18.1,10.4,6.7
1922,7.3,9,9,12.3,20.1,20.6,23.9,24.8,19.4,15.9,10.9,6.7
1923,6.1,8.7,11.6,11.1,16.8,20.8,25,26,20.6,17.6,9.2,6
1924,7.9,5.9,11.1,13.7,18.3,22,24.6,24.3,20.1,16.4,10.2,8
1925,7.8,7,8.5,12.3,15.4,20.9,22.6,24.6,20.5,16.6,9.1,9
1926,7.7,11.1,11.8,13.2,15.4,20.5,25.1,26.6,24.7,17.5,10,6.8
1927,7.3,7.9,10.4,14.3,17.9,21.5,22.8,23.9,19.8,17.1,9.7,8
1928,6.5,9.8,10.5,12.2,15.2,21.6,27,25,21.5,15.6,9.9,6.6
1929,6.5,8.8,11.9,14.7,15.6,22,25,25.1,21.4,15.8,10.3,9
1930,8.2,6.3,11.1,11.5,17.3,20.1,23.8,25.9,21.9,17.5,11.4,9
1931,7.4,8.4,11.9,13.7,16.3,22.2,24.1,23.8,20.9,16.6,11.1,6.3
1932,6.9,6.7,11,11.5,16.1,19.8,23.4,25.8,21,14.7,11.2,8.2
1933,6.4,7.7,10.9,15.2,19.1,20.4,26.1,27.6,21.2,15.7,8.6,4.5
1934,5.9,7.3,8.6,11.6,18.4,22.5,26.4,23.8,21.6,17.1,8.2,9.5
1935,5.8,7.5,11.8,13.4,14.6,20.3,25.8,24.8,22,14.5,9.9,8.5
1936,10,10,10,12.9,14.9,19,23.4,26.4,21.7,14.4,9.4,5.8
1937,7,9.6,9.2,14,17.2,21,25.8,25.8,21,16.5,12.1,6.6
1938,7,7.8,13,14.7,16.1,23,24.1,24.2,19.5,16.4,12.4,7.2
1939,9,8.9,10.2,12.4,16.4,19.9,24.1,24.4,22,14.4,10.3,7.4
1940,6.9,10,12.7,14,16.5,20.7,24,26.2,21,14.1,9.9,5.9
1941,6.9,9.1,11.3,12.9,14.7,21.9,25.1,25.1,22.9,17.2,10.3,6.5
1942,7.5,6.7,12.1,13.8,17.4,22.2,25.1,24.7,21.7,17.6,10.9,8.3
1943,6.9,8.7,11.4,16.2,19.5,24.4,25,26.8,20.8,16,9.9,8.1
1944,6.6,6.8,11,15.4,18.7,22.4,25,25.5,21.8,14.2,11.2,7.2
1945,5.2,10,12.7,17.1,18.3,23.7,25.4,23.9,22.7,18,12.7,9.4
1946,6.8,9.2,10.9,13.4,14.8,21.3,26,24.8,21.7,17.3,11.4,7
1947,7,8.7,12.2,15.7,17.1,22.8,26.3,25.7,21.9,17.5,13.4,7.1
1948,9.4,9.8,14.2,13.5,16.4,22.9,24.7,25.1,22.7,17.1,12.7,9.8
1949,8.3,9.9,10.9,16.4,16.7,22.7,26.5,27.3,21.3,17,11.6,8.2
1950,7.5,9.4,11.6,13.9,16.6,22.1,26.1,24.4,21.2,16.5,12.5,6.8
1951,8,7.8,11,13.8,14.4,22.2,24.8,23.9,22.3,15.3,11.3,9.3
1952,6.2,8.5,13.2,13.7,17.5,22.6,24.5,24,19.2,16.9,11.7,8.3
1953,6.8,7.6,11.1,13.8,19.7,20.6,25,26.8,22,15.6,12.3,10.5
1954,6.1,7.4,10.6,12.6,17.5,20.9,24.6,23.7,21.7,18,13,8.3
1955,11.1,9.3,10.2,16,19.5,22.4,25.1,25.9,22.2,16.7,11.8,10
1956,9,5.9,10.5,12.5,17.4,21.2,24,23.7,20.4,16.5,9,5.9
1957,5.4,10.2,13.4,12.6,16.2,20.7,25.3,25.7,22.4,15.7,9.8,6.5
1958,8.3,10.4,11,12.9,18.3,20.5,24.5,24.5,22.9,16.4,10.9,9.5
1959,9.5,8.5,11.6,13.6,16.6,21.8,25.6,24.8,21.1,16.2,10.9,9
1960,8.1,9.5,11.7,14.2,18.3,23.2,24.4,23.6,21.4,14.1,11.5,7.2
1961,6.8,12.8,15.1,14.4,19.6,22.2,24.9,26.8,22.6,15.2,10.3,9.7
1962,8.7,9.1,10,14.1,17.8,22.8,24.6,26.4,22.8,17.8,8.4,7
1963,7.3,6.4,10.1,13.5,17.8,20.6,25,23.7,20.5,19.2,11.2,6.8
1964,7.7,9.9,10.1,13.4,21.2,21.8,25.7,25.4,24.1,15.5,11.8,6.3
1965,7.1,7.1,11.1,14.4,20,23.2,23.1,25.4,19,15.8,9.6,8.6
1966,10,9.9,11.3,13.3,19.2,20.7,24.9,25,23.4,14.2,8.2,8.4
1967,7.7,9.2,13.3,13.3,15.1,21.2,26.5,24.8,20.6,17.7,10.5,7.2
1968,8.6,8.5,10,13,16.9,22.9,24.9,24.5,20.2,19.2,11.6,7.9
1969,8.6,7,9.9,13.3,15.5,19.9,26.8,25.3,18.3,16.7,9.8,6.7
1970,8.6,9.2,9.4,13.9,17.7,20.5,25.6,24,24,16.6,13,5.5
1971,6.7,10.4,8.1,12.7,14.6,18.8,24.1,22.9,22.2,19.1,10.4,8.4
1972,5.9,8.2,9.9,13.8,16.3,20.5,24.3,23.8,18.7,14.3,11.4,7.5
1973,7.9,8.4,10.3,14.5,17.4,21.9,24.1,27.4,20.4,15.9,12.3,6.8
1974,9,8.3,10.5,12,17.5,21.1,25.8,24.8,20.3,13.8,11.8,9.9
1975,9.5,9.8,8.6,13.3,15.1,20.9,25.7,25.3,19.4,17.2,10.8,6.4
1976,6.7,9.4,11,12.2,18,24.1,25.7,25.4,19.9,14.3,9.3,9.3
1977,8.2,9.9,11.8,14.8,16.8,19.7,22.5,23,23,16.8,10.5,10.8
1978,7.7,10,11.1,12.1,15.5,19.1,24.9,25.4,23.8,16.6,11.6,10.3
1979,9.4,9.6,9.7,12.5,17.2,22.4,25.8,25.3,22.1,15.3,10.6,8.6
1980,8.1,9.9,10.9,13.8,16,21.2,24.3,25.7,23.5,16.5,10.7,6.7
1981,9.3,8.9,12.7,12.5,15.8,24,25.5,26.1,22.2,17.4,15,9.3
1982,9.6,9.8,12,14.6,18.3,22.4,24.1,25.6,21.7,15.2,11.1,7.9
1983,9.8,7.7,13.5,12.2,14.7,23.5,23.8,23.6,24.4,18.5,13.6,9.6
1984,7.8,9,8.9,16.1,12.7,20.8,26,24.6,22,16.7,11,8.7
1985,6.2,10.8,9.8,14.7,15.6,22.1,26.3,25.8,25.9,19.5,10.6,8.7
1986,7.4,7.9,10.8,9.8,19.4,22.4,27.2,24.4,22.4,18.1,12,8.4
1987,7.6,9.2,13.1,14.7,18,22.3,24.9,26.1,24.8,14,11.3,10.1
1988,8.6,9,12.6,13.5,16.1,19.4,24.6,26,23.7,16.9,12.3,8.8
1989,8.7,10.6,13.4,11.7,19.6,22.9,28.2,26.5,21.5,18.5,12,10.2
1990,7.9,12.3,12.7,12.7,19.6,23,27.5,27.4,23.4,15.9,11.1,7.4
1991,8,7.9,12,13.2,17.9,23.2,26.4,28.2,23.6,14.8,11.1,8.5
1992,6.3,9.2,12.8,14.9,19.9,18.9,26.8,26.7,21.9,14.7,12.5,9.1
1993,9.1,9,11.6,13.1,16,22.1,25.8,25.3,19.6,13.3,10.4,8.5
1994,7.8,9,14.1,13.1,17.4,23.2,26.5,26.1,20.2,17.3,12.9,9.2
1995,8.6,10.2,12.3,15.6,19.4,22.1,26.5,26.2,19.5,18.9,13.1,9.7
1996,8,7.7,11.1,15,16.9,24.1,26.1,24.1,20.3,16.9,11.8,9.1
1997,7.5,11.6,15.3,17.1,17.6,19.8,24.7,25.8,23.5,18.9,12,9.1
1998,9.2,11.5,14.3,12.4,17.3,22.5,26.3,27.8,21.7,16.6,11.8,7.6
1999,8.1,8.9,12,14.8,18.7,22.7,26.8,25.8,21,16.5,10.8,8.4
2000,6.4,11.7,13.1,11.9,18.3,23.6,24.8,25.7,22.5,16.4,10.6,9.8
2001,9.5,10.8,13.1,14.9,17.9,24.2,24.7,25.5,21.6,17.5,9.7,6.5
2002,9.2,10,12.1,13.7,16.1,21.9,24.3,24,20.5,16.8,11.4,10.3
2003,8.5,8.6,13.1,14.3,19.7,24.8,25.7,28,22.8,15.7,12.2,9
2004,9.9,9.9,11.2,13.9,17,25.4,26.5,25,22.5,16.8,10,8.2
2005,6.8,7,11.6,14.4,19.6,25.4,26.5,27.1,22.2,17.3,10.9,8.2
2006,7.3,8.4,12.2,15.6,20,23.7,27.4,26.4,23.1,18,13.8,10
2007,8.2,11.1,11.7,14.7,17.9,21.2,24.8,24.6,22.4,17,11.6,7.8
2008,10.2,11.7,11.8,14.6,16.7,22.9,24.9,25.3,21.2,16.3,9.9,7.9
2009,8.5,9.8,13.7,13.5,19.2,23.5,25.2,27.4,24.9,19.3,12,8.4
