1901,6.5,9.1,15.8,21.4,26.5,30.3,28,24.9,24.8,21.3,13.4,9.2
1902,9.5,11.5,17.9,22.5,26.9,28,25.7,26.2,23.6,19.6,12.4,7.5
1903,8.2,9.5,14.7,20.5,25.7,30.1,28.1,24.9,24.5,18.5,11.4,7.1
1904,7.8,10.4,15.1,22.6,25.9,28.7,24.3,23.8,23.2,19.3,11.8,8.3
1905,6.4,7,12.3,19.4,27.3,30.2,26.6,28.1,25.4,20,14.2,8.6
1906,7.3,8.6,13.5,21.5,28.6,27.7,26,25.1,23,19.6,13.4,8.9
1907,9.4,8.6,13,19.6,25,29,28.8,24.4,24.8,19.9,13,6.9
1908,7,10.1,14.9,22.7,26.3,29.5,24.5,24,23.6,18.8,12.1,7.2
1909,7.3,9.1,15.4,19.6,25.2,26.8,24.5,24.5,23.3,19.2,13.8,7.4
1910,7.1,10.3,15.4,20.9,26.8,27.8,26.1,25.2,23.8,17.9,11.6,7.8
1911,9.7,10.4,13.5,21.5,28.1,29.2,29.8,28,23,19.8,11,7.9
1912,8.5,11.1,14.6,21.8,27.3,30.4,27,25.2,22.6,19.3,11.6,7.8
1913,8.3,10.2,13.4,23,24.9,26.9,26.4,26.6,25.9,20.8,12.7,8.4
1914,9.9,10.4,15.1,22.8,27.1,28.1,25.9,24.9,24.4,18.7,13.3,7.3
1915,7.8,8.4,14.9,21.1,28.5,29.1,28.1,26,25.6,21.3,12.7,8.7
1916,8.7,9.7,17.8,23.4,26.7,27.2,26.3,24.4,23.7,18.4,10.5,7
1917,8.5,10.2,14.9,18.8,23.8,27.4,25,24.2,22.9,17.8,11.8,8
1918,6.6,10.3,14.9,19.8,28.2,28.3,29.2,27.2,25.2,20.1,12.8,7.3
1919,8.2,9.2,15.9,21.2,26.2,30.2,24.9,24.3,23.8,18.8,12.1,7.5
1920,7.9,9.7,15.7,21.5,23.8,27.4,25,25.6,25.9,21.2,14.2,8.8
1921,9.1,11.1,18.1,24.6,29.2,29.5,28.6,24.6,22.9,18.7,12.4,9.9
1922,7.9,11.7,16.8,22.7,27.1,27.9,26,24,22.9,18.9,12.1,7.7
1923,7.8,9.6,15.9,22.4,26.2,31.1,27,24.2,23.9,18.4,12.2,8.1
1924,6.9,9.7,16.6,22.3,24.4,30.4,25.8,24.6,23.3,18.2,11.8,8
1925,5.9,7.9,15.1,23.5,25.8,25,24,25.8,24.9,20,11.8,7.7
1926,8.1,11.4,14.4,19,24.8,30.2,26.7,24.7,23,18.2,10.4,7
1927,5.9,8.5,14,20.9,25.6,28.6,25.6,24.1,23.5,19.2,11.5,9.1
1928,7.5,10.4,15.6,21.4,27.8,28.4,26.4,26.8,25.2,20.2,13.6,7.8
1929,7.6,8.6,17,22.7,27.6,28.5,25.7,24.4,25.4,19.6,13.1,7.5
1930,7.5,9.8,16.6,21.7,26.6,28.2,24.4,24.6,24.5,19.7,12.1,7.9
1931,9.4,9.1,14.7,23,26.9,29.4,26.9,25.5,23.4,18.4,11.9,8.5
1932,10.2,9.3,15.8,21.2,25.8,30,27.4,24.7,24,19.1,11.3,7.5
1933,5.7,10.3,15.8,20.1,24,27.4,25.1,24,22.7,18,11.9,7.8
1934,6.4,10.6,13.9,21.1,25.8,27.1,25.5,24.1,23.5,16.6,11.1,9
1935,6.2,10.5,15.2,19,26.7,30,26,24.6,23.7,18.2,12.9,8.1
1936,6.4,10.4,15.2,21.3,28.3,26.5,25.1,24.6,23.6,18.8,12.9,8.2
1937,6.6,10.9,13.6,20.4,26.5,29.5,26.2,26.3,24.3,18.9,13,7.2
1938,7.5,8.7,17.1,22.9,28.5,26.8,26.4,25.5,25.3,20,11.3,7.7
1939,8.9,10.8,13.2,20.3,27.9,27.3,26,26.8,23.7,20,11.7,8
1940,7.9,9.5,13.7,20.2,27.3,29.4,27.2,24.6,23.7,19.2,13.5,8
1941,7.2,11,17.5,24,28,28,28.5,26.5,25,22.1,13.1,9.8
1942,6.5,11.5,17.2,23.5,27.8,29.9,25.3,24.3,22.9,18.9,13.4,7.7
1943,8.8,10.1,16.2,20.3,26.7,27.9,25.9,23.9,24,18.8,13.3,9.3
1944,7.4,10,14.1,20.5,27.8,27.4,25.9,25.7,24.2,18.4,13.2,9.5
1945,6.3,9.6,16.4,20.9,26.6,29.2,26.5,25.5,23.5,18.5,12.4,7
1946,8.2,12.1,15.3,23.7,27,28.2,26,25.1,24.5,19.9,12.5,9.1
1947,6.6,11.8,17,23.2,27.6,29.6,26.6,25.5,23.6,17.5,13.5,8.5
1948,8.1,9.8,14.3,23.1,28,30.2,26.5,24.9,23.8,19.9,12.3,8.7
1949,9.4,11,16.2,23,28,29,26.1,25.1,24.3,19,11.3,7.3
1950,8.9,8.9,14.2,20.6,27,29.2,25.9,25,23.4,18.6,11.5,6.6
1951,6.8,9.6,15,19.4,26.7,28.3,27.7,25.3,23.9,22.3,14.2,8.3
1952,9,12.9,15.5,23.6,27.8,26.5,25.8,24.4,24.9,20,12.6,8.8
1953,6.4,11.3,18.6,23,28.3,30.2,26.9,24.9,24,19.2,11.9,10
1954,6.2,11.9,15.7,22.7,28.5,29.7,26.6,25.8,23.5,17.1,13,7.6
1955,7.7,8.8,16.7,19.4,26.1,29.2,26.3,25,24.9,18.6,10.6,8.2
1956,7.9,8.3,15.4,21.7,27.7,29.1,24.4,24.6,24.3,18.3,10.9,9
1957,8,8.2,14.7,20.3,24.9,27.1,26.2,25.7,22.8,18.7,13.3,9.3
1958,9.5,10.5,16.1,23.4,26.7,27.8,26.2,24.7,24.6,19,12.3,10.2
1959,7.6,9.1,15.1,21.2,25.9,29,25.5,25.2,25.2,20.8,12.5,8.9
1960,6.8,10.7,15.5,20.5,25.5,29,25.7,24.9,23.9,18.2,10.5,8.4
1961,7.7,9,15.5,20.8,26.4,27.9,26.3,24.7,25,18.8,12.6,5.4
1962,5.4,10.7,15,22.1,26.2,28.5,27.4,25.5,24.2,16.8,12.3,9.1
1963,5,10.9,15.5,21.9,26.1,28.9,27.5,25,22.9,19.8,15.9,7.6
1964,5.3,9.7,16.8,23,24.8,28.8,25.9,26.1,24,18.5,10.6,8
1965,9,9.9,14.9,20.9,25.9,30,26.9,25.4,23.4,19.9,13.5,7.3
1966,7.6,12.6,14.6,22,26.3,27.5,27.5,24.7,23.9,19.7,14.6,6.1
1967,5.1,10.6,15.3,21.2,26,28.6,26.1,24.7,23.4,18.4,13.5,9.2
1968,6.9,8.2,14.2,20.2,25,29.2,24.8,24.8,23.9,18.8,12,8.5
1969,7.8,11,17.4,21.8,25.6,30.2,25.6,25.3,24.6,19.6,13.6,7.2
1970,8.2,9.7,15.1,22.7,27,27.1,27,26.4,25.3,19.9,11.6,8
1971,6.9,9.3,14.5,22.4,25.2,26.5,25.2,24.6,23.7,19.5,12.4,7.6
1972,7.2,8,15.9,21.4,27,28.8,27.7,25.4,21.9,19,13,8.5
1973,7.7,11.4,15.3,23.5,27.7,29.8,26.8,25.3,24.4,19.1,12,6.9
1974,6.2,8.9,16.4,23.6,26.4,28.5,25.9,25.2,24.7,21,11.9,7.6
1975,6.9,9.1,15.1,22.2,27.8,27.3,25.7,25.6,24.9,21.1,11.1,7.9
1976,9.2,11.6,16.4,21.6,26.1,26.5,26.8,24.7,23.4,20.2,14,8.8
1977,7.3,10.8,16.1,22.1,25.5,28,24.9,25.4,23.2,20,16,9.8
1978,7.2,10.2,14.5,22.1,28.8,28,25.3,24.4,24,19.5,14.2,8.3
1979,8.9,10.1,15,22.3,24.8,28.4,26.9,26.1,25.2,21.7,17.4,11
1980,7.8,11.9,16.3,23.9,28.5,27.6,25.8,25.3,24.1,21.2,14.3,9.6
1981,9.3,11.5,16.3,22.8,26.7,29.1,26.3,25.8,25.4,19.9,13.4,8.8
1982,9.6,10.7,14.5,21.8,25.1,28.5,27.5,25.7,23.4,20.9,15.3,10.1
1983,7.8,10,15.7,20.2,25,27.8,26,25.9,25,19.6,11.6,9.4
1984,8.1,8.4,16.3,22.5,27.8,29.1,26,25,23.4,18.6,12.4,9.5
1985,8.5,10.5,17,22.6,27.9,29,26.9,25.6,23.3,18.4,13.5,11.2
1986,8.6,10.9,16.1,22.4,25.4,28.5,25.5,25.7,25.1,19.8,14.5,8
1987,8.9,12.7,17.5,22.8,24.7,29.8,29,26.2,25.1,20.4,12.7,8.9
1988,9,12,16.3,23.4,28.8,28.3,26.7,25.4,25.2,19.1,13.1,8.9
1989,6.8,9.7,15.6,20.6,26.5,27.9,26.6,25.5,24.4,19.6,13.6,8.6
1990,9.1,12.1,15.5,22.1,26.6,28.4,26.4,26.1,24.6,19.2,13.7,9.1
1991,7.5,12.2,16.8,21.8,27.5,28.7,28,25.6,24.7,19.1,13.1,9.2
1992,9,10.1,17,22.3,26.2,30.2,27.3,26.4,23.9,20.1,13.5,10.2
1993,8.6,12.1,15.6,22.6,27.9,29.1,27.3,25.8,24.3,19.5,13.6,7.8
1994,10.1,10.8,17.1,20.8,26.9,28.5,25.8,25.7,24.6,18.8,13.5,9
1995,7.3,11.2,15.4,20.3,27,30.3,27.9,26.2,24.8,20.7,13.6,9.9
1996,8.6,12.9,18.1,22.3,26.8,32.3,27.1,25.3,24.8,19.9,12.2,6.9
1997,6.2,8.1,16.9,21.2,24.1,25.7,26.7,24.3,23.7,17.9,13.6,7.3
1998,7,10.1,14.6,21.4,25.9,28.6,27.4,24.1,22.5,19.1,13.6,6.7
1999,4.9,11.3,16.6,20.1,23.9,28.3,23,26.2,24.4,20.1,13.6,7.9
2000,7.9,9.6,15.4,24.2,27.9,27.7,26,26.4,24.9,20.3,14.5,8.3
2001,7.2,11.7,16.6,22.2,26.7,26.2,26.5,26.6,25.5,20.9,14.1,10.1
2002,7.5,10.8,16.7,24.1,28,29.2,28.8,26.5,24.1,20.7,14,10.3
2003,6.1,10.8,16.1,23.6,27.1,30,26.4,26.1,23.7,19.8,13.7,9
2004,7.2,11.5,19,23.8,26.3,27.1,28.4,25.4,25.3,19.1,13.8,9.2
2005,7.4,10.9,17.1,22.1,24.2,29.8,26.4,26.5,24.7,19.5,13.7,7.7
2006,8.9,13.9,15.3,22.8,26.5,27.5,26.6,26.5,24.8,20.9,14.3,9.5
2007,7.9,11.5,15.5,24,26.6,28.8,27.2,26.5,25,19.3,13.7,8.9
2008,8,9.5,18.7,22.4,25.6,26.2,26.8,26.1,24.7,20.8,13.8,10.7
2009,9.1,12.7,17.4,23,27.6,30.4,28,26.7,24.8,19.6,13.2,9.6
