1901,5.8,8.6,14.5,20.6,25.1,29.6,27.7,25.4,24.8,20.6,13.2,8.5
1902,9.2,11.1,16.5,21.3,25.6,27.3,25.5,26.1,24,18.6,12.1,7.5
1903,7.7,8.9,13.3,19.9,24.8,29.1,28,25.4,24.9,18.2,11.7,7.3
1904,7.6,10.5,14.2,21.9,24.3,27.8,24.6,24.3,23.5,18.8,11.3,7.7
1905,5.5,6.8,10.8,18.2,25.5,29.2,26.5,27.6,25.3,19.5,13.5,7.9
1906,6.8,7.7,12.4,20.9,27.2,27.1,26,25.3,23.7,19.1,13.4,8.7
1907,9.5,7.6,11.2,18.6,23.6,28.2,28.3,25.1,25.3,19.8,13.2,6.9
1908,7.2,10,14.3,22.4,25.2,29,24.9,24.5,24.1,18.6,11.8,7
1909,7.1,8.6,15,18.9,24.4,25.9,24.9,25.3,24.2,19.4,14,7.5
1910,7.5,9.7,14.5,20.3,25.2,26.8,25.7,25.3,24,17.6,11.5,7.4
1911,8.9,10.2,12.1,20.6,26.7,27.9,29.1,27.5,23.2,19,11,7.3
1912,7.9,10.6,13.5,20.4,25.3,28.9,26.5,25.3,22.9,18.8,11.1,7.4
1913,8.1,9.1,12,21.7,23.3,25.7,26.1,26.7,25.8,19.9,11.9,7.4
1914,9.6,9.4,13.6,21.1,25.1,27.2,25.7,25.2,24.3,17.8,12.7,7.1
1915,7.9,8.1,13.5,20.2,26.8,27.7,27.4,26,25.2,21.1,12.8,8.3
1916,8.4,9.3,17.1,22.2,25.5,26.2,25.8,24.8,23.8,18.3,11.1,6.7
1917,8,9.6,13.4,17.4,21.8,26.4,25,24.7,23,17.6,12.3,7.6
1918,6.7,10.2,14.1,18.8,26.5,26.9,28.5,26.9,25.1,19.4,12.2,6.6
1919,7.3,8.6,14.4,19.5,24.3,28.8,24.9,24.8,23.9,18.4,11.8,7.1
1920,8.2,8.8,13.8,20.5,22.2,26.5,25,25.7,25.5,20.2,13.6,8.9
1921,8.3,9.8,17.2,23.3,28,28,27.5,24.6,22.9,17.5,12.1,9.2
1922,7.2,11.1,16,21.5,26.2,27,25.8,24.3,23.2,18.2,12,6.9
1923,7.9,8.7,14.9,21.9,25.1,30.2,26.6,24.9,24.1,17.9,12.2,7.7
1924,6.6,9.3,15.7,21.6,23,30.1,25.7,24.9,23.4,18.3,11.9,7.9
1925,5.7,8.2,14.2,22.4,24.6,24.6,24.3,25.9,24.7,19.1,11.3,7.6
1926,7.6,10.9,12.7,17.7,23.2,29.5,26.6,25.1,23.5,17.9,10.1,7.1
1927,6.1,7.9,13,20,24.1,27.9,25.7,24.5,24,18.7,11.6,8.9
1928,7.2,9.9,14.6,20.3,26.5,27.5,26.3,27,25.6,19.9,13.1,7.6
1929,7.4,8.5,16,21.6,26.4,27.6,25.8,24.7,25.2,18.9,12.9,7
1930,6.9,9.4,15.7,20.8,25.2,27.2,24.7,25.1,24.7,18.9,12,7.9
1931,9.2,8.2,13.9,22.3,25.5,28.8,26.6,26,23.7,18.2,12,8.3
1932,10,8.8,14.9,20.4,24.5,29.3,27.2,25.1,24.3,18.7,12,7.4
1933,5.7,9.8,14.9,18.9,22.3,26.7,25.2,24.7,23.3,18,12.2,8
1934,6.3,10.6,13.1,20.6,24.8,26.4,25.5,24.4,24.2,17,11.6,7.9
1935,5.7,9.9,14.3,17.8,25.8,29.2,25.8,24.8,24,18,12.5,7.2
1936,6.2,9.2,14.3,20.2,26.3,25.2,24.8,24.7,23.6,18.1,12.6,7.1
1937,6.6,9.7,12.8,18.8,24.9,28.3,26.1,26.2,24.5,18.3,12,7
1938,6.7,8.1,15.9,22,26.6,26,25.9,25.5,25.1,19.4,11,7.9
1939,8.4,9.6,12,19.5,26.7,26.3,25.8,26.5,24,19.6,12,8.1
1940,7.7,8.8,12.2,19.3,25.8,28.4,26.9,25.1,23.8,19,13.4,7.2
1941,6.8,10.5,16.7,23.4,26.4,27,28.1,26.6,25,21,12.8,9.5
1942,6.5,11,16.3,22.1,26.3,29.1,25.4,24.7,23.3,18.8,13.5,7.3
1943,8.1,10.1,15.3,19,25.6,27.4,26,24.4,24.5,18.8,13.6,9
1944,6.8,9,13.1,19.4,26.9,26.7,25.9,26,24.4,18.5,13.2,9.5
1945,5.8,9.1,15.3,19.6,25.4,28.5,26.4,25.8,23.9,18,12.7,6.9
1946,8.9,11.8,14.3,21.8,24.9,27.4,25.9,25.7,24.9,19.1,12.7,8.7
1947,6.4,11.2,15.7,22.4,26.2,29,26.3,25.8,24,17.5,13.4,8.4
1948,8,9.2,13.2,22.3,26.7,29.6,26.3,25.2,24,19,12,8
1949,9.4,10.2,15.1,21.9,25.9,28.5,25.9,25.4,24.5,19.1,11.5,6.7
1950,8.6,8.7,13,20,25.7,27.9,25.7,25.2,23.7,18.5,12,6.8
1951,6.4,9.6,14.1,18.5,25.4,27.7,27.4,25.8,24,21.6,13.8,8.3
1952,9.1,12.2,13.9,22.3,26.2,26,25.7,24.9,25.1,19.6,12.6,8.5
1953,6,11.3,17.6,22,26.7,29.2,26.4,25.3,24.4,19,12.2,9.7
1954,6,11,15.1,22.1,27.2,28.6,26.4,25.9,24,17,12.8,7.1
1955,7.2,9.3,16.1,18.9,25.1,28.4,26.1,25.5,25.1,18.3,11.1,8
1956,7.8,8.7,14.5,21.3,26.4,27.9,24.7,25.3,24.5,18.2,11.1,8.5
1957,7.7,8.4,13.5,19.7,24.1,26.5,26.2,26.2,23.5,18.5,13.3,9
1958,9.3,10.3,15.3,22.6,25.7,27.6,26.3,25.2,25.1,18.9,12.7,9.8
1959,7.8,8.7,14.5,20.8,25.1,28.2,25.7,25.9,25.6,20.3,12.6,8.9
1960,6.6,11.3,14.2,19.9,25,28.3,25.9,25.7,24.5,18.1,10.7,8.6
1961,7.7,8.6,15,20.5,25.3,27.2,26.4,25.5,25.6,18.7,12.5,5.5
1962,5.8,10.4,14.3,21.3,25.1,28.2,27.3,25.7,24.5,17.2,12.8,8.9
1963,5.5,10.6,14.2,20.9,24.6,27.8,27.1,25.4,23.5,19.5,15.2,7.3
1964,5.6,9.7,16,22.1,23.3,28,25.6,26.4,24.4,18.6,11,7.9
1965,8.6,9.3,13.7,19.7,24.6,29.2,26.6,25.3,23.7,19.2,13.3,6.6
1966,7.3,12.1,14.3,21.6,25.3,27,27,25.3,24.3,18.9,13.9,6.4
1967,5.7,10.6,13.9,20.4,24.8,28,25.9,25.1,23.8,17.9,12.7,8.4
1968,6.6,7.8,13.3,19.6,24.3,27.7,24.9,25.3,24.1,18.5,11.9,8.3
1969,7.4,11,16.2,20.8,23.9,29,25.4,25.3,24.4,19,13.3,7.3
1970,7.8,9.2,14,21.6,25.5,26.1,26.4,26.4,25.3,19.2,11.7,8
1971,6.7,9.1,13.9,20.8,23.3,25.9,25.2,24.7,23.6,19.1,12.2,7.8
1972,7.6,7.8,15.1,19.9,25.8,28,27,25.4,22.3,18.2,12.9,8.5
1973,7.8,10.8,14.1,22.6,25.9,28.4,26.6,25.5,24.4,18.5,12.2,6.9
1974,6.6,8.8,15.7,22.4,25.2,27.4,25.6,25.5,24.2,20.5,11.7,7.1
1975,6.4,8.9,14,21,26.3,26.3,25.2,25.6,25,20.6,11.3,7.9
1976,8.9,10.9,14.9,20.3,24.4,25.9,26.4,24.9,23.8,19.4,13.9,8.5
1977,7.5,9.9,14.9,20.9,23.3,27,24.9,25.5,23.6,19.2,15.3,9
1978,7.1,9.6,12.9,20.7,27.3,27.2,25.3,24.9,24.1,19.1,13.7,8.5
1979,8.5,9.5,13.7,21.4,23.6,27.5,26.6,26.3,24.9,21.1,17,10.4
1980,7.8,11.4,14.8,22.4,27.2,26.6,25.7,25.4,24.3,20.2,13.8,9.5
1981,8.6,10.8,14.7,21.2,24.9,28,26.1,25.9,25.1,19.2,13.2,8.1
1982,9.3,10.3,12.6,20.4,23.4,27.4,27.2,25.7,23.6,20.2,14.8,10
1983,7.6,9.2,14.2,18.9,23.7,26.9,25.8,25.9,25,19.1,11.6,8.8
1984,7.4,8.1,15.6,21.2,26.5,28,25.7,25.4,23.8,18.4,12.1,9.1
1985,7.9,10.4,16.5,21.4,26,28,26.4,25.8,23.6,17.8,13.2,10.3
1986,8.3,10.4,14.6,20.9,23.2,27.1,25.2,25.7,24.6,19,14,7.4
1987,8.5,12.1,16.6,22,23.3,28.8,28.1,26.1,24.8,20,12.7,8.8
1988,8.8,11.3,14.8,21.9,26.9,26.7,26.3,25.4,25.2,18.7,13,9
1989,6.7,9.3,14.6,19.4,24.8,26.6,26.1,25.7,24.3,18.8,12.9,8.3
1990,8.6,11.3,13.7,20.6,25.2,28,26.1,26,25,18.5,13,8.3
1991,5.8,11,15.1,20.3,25.6,26.9,27.8,25.7,24.6,17.5,12.7,8.7
1992,8.1,9.1,15.6,20.9,24.3,28.2,26.4,26,23.7,19.3,12.9,9.5
1993,7.9,11.5,13.8,20.4,25.9,28.3,26.4,25.3,25.1,19.1,13.4,7.8
1994,9.7,10.6,16.2,20,25.5,28,26,26.4,25,18.4,13.6,9.2
1995,7.4,10.9,14.5,19.4,25.5,29.3,27.6,26.3,24.5,20.1,13.4,10
1996,8.9,11.6,16.7,21.1,25.5,30.5,26.5,25.3,25.3,19.6,11.6,6.6
1997,6.2,8.3,15.2,20.1,23.1,25.4,26.9,25,25.3,17.5,13.1,7
1998,6.9,9.6,13.3,20.2,24.7,27.7,27,24.5,23.7,19.1,14.2,7.7
1999,5.9,11.6,15.4,21.6,23.5,27.4,24.3,26.7,25.2,20.5,14.5,8.6
2000,8.3,9.5,14.2,22.7,26.5,26.7,26.3,26.6,24.8,19.8,14.3,8.1
2001,7.1,10.9,14.9,20.7,24.8,25.6,26.7,26.8,25.8,20.6,14.3,9.6
2002,7.6,10.5,15.3,22.7,26.2,28.3,28.6,27,24.4,20.2,13.9,9.8
2003,7.4,10.4,14.1,22.1,25.3,29,26.4,26.5,24.5,19.4,13.4,8.9
2004,6.8,10.7,17.2,23,25.6,25.9,28,26,25.5,18.6,13.6,9.7
2005,8,10.6,16.2,20.8,22.4,29.1,25.9,26.7,25.1,19.4,13.4,7.5
2006,9,13.3,14.1,21.4,24.7,26.4,26.3,27,25,21,14.5,9
2007,6.9,10.2,13.3,22,24.3,26.9,27.3,26.8,25.7,19.1,13.4,8.8
2008,8.9,9.2,17.1,20.6,24.2,26,25.9,26,25.5,20.5,14.5,10.7
2009,8.9,12.3,15.7,21.9,26.1,28.7,27.9,26.8,24.5,19.5,14.3,9.9
