1901,6.3,9.2,15.9,21.9,26.7,30.1,27,23.9,23.6,20.6,13.1,9
1902,9.4,11.7,18.3,22.9,27.1,28.4,25.1,25.4,22.8,19,11.9,7.3
1903,8.3,9.8,15,21,25.5,30.1,27.2,24.2,23.4,17.9,11.3,7.2
1904,8,10.5,15.1,22.8,26,28.2,23.4,23.2,22.4,18.9,11.7,8.2
1905,6.6,7.3,13,19.8,27.5,30.2,25.7,26.5,24.1,19.4,13.8,8.3
1906,7.2,8.9,14.1,22.1,28.6,27.5,25,24.6,22.1,18.8,13.2,8.7
1907,9.2,9,13.6,19.9,25.1,28.7,27.7,23.5,23.9,19.9,13.1,6.9
1908,7.1,10.6,15.1,23.1,26.5,29.5,23.8,23.4,23.1,18.6,12.1,7.2
1909,7.7,9.6,16.1,19.9,25.7,26.3,23.7,23.9,22.4,18.8,13.5,7.4
1910,7.3,10.7,16,21.5,26.8,27.1,25.2,24.4,23,17.5,11.2,7.9
1911,9.7,10.7,13.9,22,28.1,27.7,27.9,26.1,22.1,19.1,11,7.8
1912,8.5,11.4,15.1,22.1,27.2,30.1,26,24.3,22.1,18.9,11.4,7.5
1913,8.2,10.3,13.8,23.3,25,26.1,25.2,25.2,24.8,20.5,12.7,8.2
1914,10,10.7,15.2,22.5,26.8,27.5,24.8,24.2,23.5,18.7,13.4,7.6
1915,8,8.6,15.1,21.4,28.1,29.3,26.9,24.8,24.5,20.4,12.7,8.6
1916,8.5,9.8,18.1,23.4,26.9,26.1,25.6,23.8,23,18,10.5,6.9
1917,8.4,10.1,15,19.4,24.5,26.8,24.1,23.6,22.4,17.7,11.4,8.1
1918,6.5,10.8,15.6,20.5,28.2,27.6,27.7,25.6,24.1,19.9,13,7.2
1919,8.1,9.5,16.2,21.5,26,29.2,23.9,23.4,22.9,18.3,12.1,7.5
1920,7.9,10.1,16.2,21.9,23.8,27.1,24,24.6,24.7,20.8,14,9.1
1921,9.1,11.2,18.4,24.6,28.8,28.6,27.4,23.7,22.2,18.5,12.2,9.9
1922,7.6,12,17.1,22.9,27.1,27.3,24.9,23.3,22.3,18.5,12,7.5
1923,7.8,9.9,16.4,22.7,26.1,30.9,25.9,23.3,23.1,18,12.2,8.2
1924,7.1,10.2,17.1,22.9,24.9,29.9,24.9,24,22.6,17.8,11.5,7.9
1925,6,8.7,15.8,23.7,25.3,25,23,24.9,23.7,19.4,11.5,7.4
1926,8.1,11.7,14.5,18.9,24.7,30.1,25.8,24,22.3,17.2,10,6.5
1927,5.8,8.5,13.9,21,25.8,28.3,24.7,23.5,23,18.4,10.9,8.6
1928,7.4,10.5,15.8,21.6,27.5,27.9,25.1,25.6,24.2,19.5,13.4,7.4
1929,7.5,8.8,17.3,22.4,27.4,28,24.6,23.4,24.2,18.8,13.1,7.3
1930,7.7,10,16.9,21.6,26.4,27.9,23.5,23.8,23.5,19.5,11.9,8.2
1931,9.7,9.4,15.3,23.6,27,29.3,26.1,24.7,22.6,17.6,11.8,8.2
1932,10.4,9.5,15.8,21.5,26,29.5,25.9,24,23,18.8,11.4,8
1933,6.3,10.8,16.1,20.6,23.8,27.1,24.7,23.6,22,17.7,11.9,7.8
1934,6.5,11,14.5,21.7,26,27.1,24.5,23.6,22.5,16.6,11.1,8.5
1935,6.2,10.5,15.6,19.3,26.7,29.2,24.9,23.7,22.8,17.9,12.8,8
1936,6.3,10.4,15.5,21.5,28,26.3,24.4,23.9,22.6,18.3,12.6,7.8
1937,6.8,10.9,14.1,20.5,26.5,28.8,25.1,25,23.3,18.2,13,7.2
1938,7.8,8.9,17.4,23.1,28.3,25.5,25.1,24.6,24.3,19.2,11.4,7.9
1939,9,11,13.7,21,27.5,26.9,24.7,25.4,22.6,19.5,11.9,7.8
1940,7.9,9.8,14.1,20.8,27.1,28.7,25.9,23.7,22.8,18.7,13.2,7.7
1941,7.2,10.9,17.7,24.1,27.8,27.8,26.8,25.1,24,21.2,13.1,9.8
1942,6.4,11.2,17.2,23.6,27.8,29.7,24.1,23.7,22.2,18.6,13.1,7.5
1943,8.9,9.9,16.6,20.8,27,27.5,24.8,23.1,23.2,18.2,14.2,8.8
1944,7.3,10,14.2,21,27.7,27.1,24.7,24.6,23.3,17.8,13,9.6
1945,6.1,9.8,16.7,21,26.6,28.8,25.3,24.7,22.6,17.9,12,6.9
1946,8.5,12.3,15.8,23.9,27,27.4,24.8,24,23.5,19.2,11.7,8.8
1947,6.3,11.3,17,23.1,27.6,29,25.2,24.7,22.6,17.1,13.2,8.6
1948,7.7,9.7,14.9,23.5,28.2,29.2,25.5,24.2,22.8,19.3,11.7,8.2
1949,9.4,11,16.6,23.4,27.8,28.6,25.1,24.4,23.3,18.4,11.2,7.4
1950,8.8,9.2,14.5,21.1,27.1,29,25,24.1,22.8,18.2,11.4,6.8
1951,6.7,10,15.6,20.1,26.8,28.4,26.8,24.3,23.1,21.5,14.1,8
1952,9.2,12.8,15.8,23.7,28,26.8,24.8,23.5,24,19.6,12.5,8.9
1953,6.4,12,19.1,23.4,28,30,25.7,24.3,23.2,18.8,12,9.9
1954,6.4,12,16,23.1,28.4,29.2,25.8,24.6,22.3,16.8,12.8,7.9
1955,8.2,9.7,17.4,20,26.5,28.5,25.1,24.3,24,17.8,10.5,8.3
1956,8.1,8.9,16.3,22.3,27.7,27.9,23.6,23.6,23.1,17.9,10.4,8.8
1957,8.2,8.6,14.7,21,25.1,27,25.2,24.8,21.9,18.6,13.4,9.3
1958,9.4,10.6,16.2,23.6,26.9,27.9,25.2,24.1,23.6,18.3,12.5,9.9
1959,7.7,9.4,15.8,21.9,26,28.6,24.8,24.4,24.1,20,12.4,8.8
1960,6.5,11,15.9,21.3,26.3,29.2,25,23.8,23,17.6,10.5,8.6
1961,7.9,8.9,16,21.1,26.3,27.4,24.9,24,23.8,17.9,12.2,5
1962,5.2,10.3,14.9,22,26.2,27.8,26,24.1,23,16.2,12.1,9
1963,5.2,10.7,14.9,20.7,25.3,27.4,25.1,23.7,21.9,19.1,15.4,7.7
1964,5.9,10.3,17.3,23.5,25.2,28.4,25.2,25,23,18.7,11,8.3
1965,8.8,10.3,15,21.4,26.1,29.2,26.1,24.7,22.7,19.6,13.2,7.8
1966,7.8,12.8,14.8,21.9,25.9,26.9,26.5,23.9,23.7,19.8,15.1,6.4
1967,6.1,11.2,15.2,21.2,26.6,27.9,25.3,24,22.5,18.9,13.6,9.2
1968,7.3,9,15.6,20.3,24.7,27.7,24.2,23.9,23,18.4,12.5,8.6
1969,7.6,10.9,16.5,20.8,25.2,28.1,24.4,23.8,23.4,19.1,14.2,7.9
1970,8.4,9.8,15.6,23.3,27,26.6,25.7,24.9,24,19.5,11.8,8
1971,7.4,9.5,14.4,22.4,25.1,25.8,24.2,23.9,22.7,18.9,12.4,7.4
1972,7.2,8.1,14.7,21.7,26.6,28.5,26.2,24.1,21.1,18.6,12.4,8.5
1973,8,11.4,15.7,24,28.3,29,25.5,24.6,23.3,18.7,11.7,6.7
1974,5.9,9.2,16.9,23.8,26.4,28.2,24.9,23.9,24.1,20.5,11.9,7.7
1975,7,9.5,15.3,22.3,27.9,27.1,24.7,24.7,24,20.7,11.5,7.4
1976,9,11.5,16.6,21.6,26.1,26.2,25.6,23.8,22.7,19.8,14.3,9
1977,7.3,10.8,16.4,22.2,25.4,27.6,24.2,24.4,22.4,19.4,16,9.4
1978,7.2,10.2,15,22.4,28.8,27.8,24.6,23.6,23.1,19.3,14.2,7.8
1979,8.7,9.9,15.2,22.4,24.8,28.1,26,25,24.5,21.3,17.3,10.5
1980,7.9,11.9,16.7,24,28.2,27.2,25,24.3,23.3,20.9,14.3,9.6
1981,8.9,11.7,16.7,23.3,26.7,29.1,25.4,24.9,24.4,19.7,13.2,8.4
1982,9.4,10.7,14.9,22,25.2,28.2,26.7,24.4,22.6,20.3,14.6,9.8
1983,7.5,10,16.1,20.7,25.3,28,25.2,25.2,23.8,18.6,11.1,9
1984,7.7,8.2,16.6,22.7,27.5,28.3,25.2,23.7,22.3,18.5,12,9.2
1985,8.4,10.6,17.8,22.8,27.8,28.3,25.9,24.5,22.5,18,13.3,10.9
1986,8.7,10.8,16.2,22.7,25.6,28.2,24.6,24.6,24.2,19.6,14.4,7.8
1987,8.4,12.4,17.4,23.1,25.1,29.6,27.3,25.2,23.7,19.7,12.6,8.6
1988,8.9,12.1,16.7,23.6,28.8,28.1,25.5,24.7,24.4,18.7,12.9,8.7
1989,6.7,9.9,15.7,21.1,26.7,27.3,25.4,24.4,23.5,19.3,13.6,8.5
1990,9.6,12.3,15.9,22.6,26.4,27.3,25,25.1,23.4,19,13.7,8.9
1991,7.4,12.6,17.2,22,27.7,28.4,26.8,24.4,23.7,19.5,13.2,9.2
1992,9.1,10.4,17.6,22.6,26.3,29.9,26.7,25.4,23,19.7,13.3,9.9
1993,8.8,12.1,15.6,23,27.8,28.7,26.6,24.5,23.5,19.4,13.6,7.9
1994,10.3,10.9,17.4,20.8,26.7,27.4,24.3,24.5,23.7,18.7,13.4,8.7
1995,7.1,11,15.3,20.9,26.7,29.8,26.8,25.3,24,20.6,13.8,9.9
1996,8.6,12.5,18.4,22.5,26.9,31.2,26.1,24.4,24,19.5,12.5,7.1
1997,6.5,8.8,17.5,21.3,24.5,25.9,25.5,23.9,23.1,17.9,13.8,6.7
1998,6.9,10.7,14.8,22.2,26.7,28.5,26.4,24,23,19.1,13.6,7.1
1999,6,11.3,16.7,21.6,25.2,27.8,23.3,24.8,23.1,19.6,13.7,7.8
2000,8.2,9.8,15.6,24.5,27.3,27.1,25,25.6,23.8,20.4,14.7,8.5
2001,7.5,12,16.9,22.3,26.7,25.8,25,25.6,24.6,20.6,14.3,10.3
2002,7.7,11.2,17.2,24.2,28.2,28.8,27.9,25.3,23.4,20.5,14.2,10.6
2003,6.9,10.9,16.4,23.8,27.2,29.5,25.7,25.2,22.6,19.2,14.2,9.3
2004,7.3,11.6,19.2,24,26.2,26.6,27.1,24.3,24.5,19.1,13.9,9.2
2005,7.6,11.1,17.2,22.3,25,29.7,25.3,25.3,23.8,19.2,13.8,7.9
2006,9.1,14.1,15.3,22.9,26.5,27.5,25.2,25.1,24,20.6,14.2,9.7
2007,8.2,11.6,15.8,24,26.6,28.4,25.8,25.4,24.2,19.2,14,9
2008,8.1,9.8,18.8,22.6,25.8,25.5,25.6,25.1,24,20.5,14,10.9
2009,9.3,12.9,17.7,23.2,27.6,30.2,26.6,25.7,24.1,19.3,13.2,9.7
