1901,5.2,6.5,16,20.6,25.6,29.1,28.3,26.1,23.7,19.1,12.9,8.4
1902,7.9,9.4,16.9,21.8,25.8,26.8,28.5,26.8,23.9,18.6,13.1,7.9
1903,5.3,8.6,11.8,18.5,25.4,28.9,28.3,27.2,25.1,19.4,11.2,6.1
1904,4.8,10.3,13.9,21.4,25.9,27.6,27.5,26.5,24.6,18.6,13.8,8.3
1905,4.3,6.1,11.9,19,26.6,27.8,28.4,26.9,24.4,19.2,14,8.2
1906,5.3,6.2,12.9,19.3,26.4,27.8,28.1,26.5,24.2,19.1,14.3,9.3
1907,8.9,7.1,13.6,19.6,23.7,27.1,28.8,26.3,23.3,17.7,13,7.1
1908,6.9,9.3,13.5,20.5,24.8,28.1,26.6,25.9,23.1,17.6,12.2,7.1
1909,5.4,8.3,14.7,19.2,24.5,28.3,26.8,25.4,23,18.2,13.9,6.9
1910,6.1,9.6,14.3,18.9,25,28.1,26.1,25.8,23.4,18.1,11.8,6.3
1911,5.6,10,12.4,19.4,25.6,28,27.1,26.1,24.3,18.4,10.3,7.1
1912,7.4,9.9,14,20.8,25.7,29.2,28.4,25.9,23.5,18.5,11,7.2
1913,7.9,7.8,12.4,20.9,25.3,28.5,27.1,25.2,22.9,18.6,11.8,7.1
1914,8.1,7.1,13.2,20.1,26.3,28,27,26.2,24.8,18.3,13.3,6.2
1915,6.4,7.7,15.6,19.3,25.8,28.9,28.4,26.9,24.8,19.4,12.7,7.5
1916,8,7.4,16.4,20.5,24.6,27.8,27.8,26,23.5,17.4,9.3,6.7
1917,7.8,10.8,14.2,19.3,23.7,28.2,27.8,25.3,22.6,17.3,10.2,6.8
1918,5.6,9.3,13.9,18.3,25.3,26.9,27.6,26.4,23.2,18.5,11.5,6.2
1919,5.3,9.3,14.8,20.1,25,27.6,27.5,26,22.9,17.7,11.3,6.4
1920,6.5,7.9,15.4,19.4,24,28.2,28,25.9,24.2,19.4,12.8,5.7
1921,6.8,9.2,16.7,22.2,25.7,28.3,27.9,25.1,23.7,17.8,12.4,8
1922,6.3,8.7,15.5,21.1,24.8,27.4,28.6,26.5,24,17.8,11.9,8.1
1923,6,7.9,15.4,20.2,24.1,28.3,28.1,25.7,23.5,17.6,11.1,6
1924,5.7,9,16.8,20.7,24,28.4,28.4,25.7,23.1,17.9,11.2,7.3
1925,4.8,6,16.2,22.6,25.3,28,27.5,26,23.8,19.5,11.2,7.2
1926,6.7,11.4,13.9,18.1,24.2,28.4,28.9,26.9,23.7,18.1,10,8.3
1927,4.6,7.3,13.6,20,25.1,28,27.6,25.3,23.6,19.2,12.8,8.1
1928,6.4,9.7,15.6,21.4,26.1,27.9,28.4,26.6,23.7,19.2,12.6,7.4
1929,5.3,7.8,16.8,21.3,25.4,27.8,26.7,24.6,23.2,18,12.2,4.9
1930,4.7,8.8,14.8,19.3,25.2,28.2,26.6,25.6,24.2,18.4,11.9,6.9
1931,8,7.1,15.2,22.3,25.7,28,27.7,27.1,23.9,19.3,13.1,9.1
1932,8.7,10.7,15.9,22.1,25.2,28.3,27.4,25.5,24.8,19.4,12.9,7.8
1933,6.1,10.2,15.3,20,25.4,28.6,27.8,25.2,23.5,19.2,13.7,9.5
1934,4.1,11.3,14.6,21.4,24.8,27.8,27.3,27,24.3,18.8,12.9,9.4
1935,5.4,9.6,15.4,18.7,24.4,27.1,27.3,25.8,23.3,18.1,12.6,8.1
1936,5.6,10.4,13.8,20.3,27.2,27.3,26.7,26.2,25.3,19.3,12.4,7.6
1937,6.1,9.7,14.1,19.5,25.4,27.8,27.4,26.1,24.4,18,12.8,6.2
1938,5.7,8.6,15.4,21,26.9,27.5,27.4,26.3,24.9,19.9,11,7.7
1939,7.2,9.2,12.7,18.7,24.3,27.9,26.9,26.4,25.4,19.1,13.2,9.6
1940,8.2,10.3,13.7,19.7,25.5,28,28.2,25.9,24.4,19.9,14.2,8.1
1941,6.6,11.1,17,22.4,26.4,27.8,27.5,27.3,24.4,21.1,13.5,8.9
1942,6.5,9.5,16.4,22.4,25.8,27.7,26.9,25.6,24.1,19.2,13.9,6.8
1943,5.7,10.1,15.8,20.2,24.9,27.5,27.3,25.7,23.8,19,13.5,9.9
1944,6.9,8.6,15,21,25.5,28.3,27.4,25.4,23.4,18.8,14,7
1945,5.3,8.8,15.5,19.5,25.2,28,26.6,26.6,24.2,18.7,13.4,7
1946,6.8,10.4,14.9,23.9,26.7,29.1,28.4,26.6,23.8,20.4,11.1,5.7
1947,6.9,9.8,16.2,21.9,26.1,28.4,28.4,28,24.7,18.3,14.5,7.8
1948,6.4,8.5,15.1,22,27.2,27.4,28.4,26.5,24.3,20.2,11.3,8.6
1949,7.1,9.4,14.7,21.6,27.2,27,28.3,26,25.7,17.8,11.1,8
1950,6.5,6.8,14.2,19.2,25.7,27.9,27.8,26,24.9,18.8,11.5,5.7
1951,6.5,8.6,14.4,18.9,25.2,27.9,28.8,26.9,24.9,21.1,13.4,9.2
1952,7.2,10.8,15.1,22.1,26.2,28.5,27.7,26.3,23.5,18.8,12.7,7.5
1953,6.7,11.3,17.8,20.7,25.2,28.4,27.6,26.7,24.7,18.8,13.1,11.5
1954,6.3,8.8,15.5,21.2,26.1,28.6,28.6,27.4,25.7,17.9,13.7,7.8
1955,7.7,9.9,17.1,19.2,24.7,28.4,27.6,26.9,25.6,19,11.7,9.2
1956,7.4,9.1,15.5,21.1,25.9,27.6,25.5,25.3,24.7,17.9,11.4,8.9
1957,7.5,9.2,15.1,19.5,23.2,27.3,28.4,27.1,23.5,18.7,13.8,8.9
1958,9.2,10,16.2,22.6,25.2,27.8,28.5,27.5,25.6,18.8,12.8,10
1959,7.2,9.3,16.2,21.1,25.5,28.5,27,26.6,25,20.7,12.7,7.8
1960,6.5,10,13.9,19.5,24.1,27.9,27.1,26.9,25.2,19,11.4,6.7
1961,7.4,7.9,16.1,19.2,25.1,26.6,27.5,27,25.3,18.4,12,6.9
1962,5.1,9.8,15,20.7,25.2,27.1,28.2,26.7,24.6,17.5,11.6,6.9
1963,5.7,11.2,14.9,20.7,24.9,28.3,28.2,27.9,24.7,19.9,15,8.2
1964,4.5,9.4,17.1,22.6,25.5,26.6,28,27.3,24,17.2,10.2,6.4
1965,9.7,9.9,14.6,18.5,24.2,27.2,27.7,25.5,23.2,20.4,13.5,6
1966,7.2,12.4,14.4,19.9,24.8,27.4,27.1,26.2,24.2,19.7,11.2,5.4
1967,3.4,9.7,14.4,19.8,24.3,26.9,27.7,25.4,24.8,18.3,14.3,7.2
1968,6.1,7.9,15,20.6,23.6,28.5,28,26.3,23.3,19.2,12.9,8.5
1969,6.9,9.2,17.7,21.6,24.8,28.2,28.2,26.1,25.2,20.2,14.2,8.3
1970,7.9,10.2,15.1,21.3,26.7,27.8,27.2,27.2,24.7,19.6,11.3,7.5
1971,6.1,9.2,14.3,22.8,24.9,27.9,26.6,26.4,24.7,18.1,12.8,7.7
1972,7.2,5.9,15.4,19.8,24.9,27.8,27.4,27,22.9,17.8,12.8,8.1
1973,5.3,10.4,14.6,21.2,25.8,28.8,27.3,26.3,24.7,18.4,10.9,7
1974,6,7,16.8,21.5,25.3,27.5,28.3,27.1,24.7,17.3,10.9,7.6
1975,6,8.5,13.7,20.1,25.5,27.5,27.2,26.8,24.9,19,11.3,8.4
1976,7.8,10.3,14.7,20.3,25.1,27.4,27.2,25.7,23.8,19.7,12.8,8
1977,7,9.5,15.6,20.9,25,27.3,26.9,26,23.9,20,15.1,9.4
1978,5.7,9.2,14.2,20.5,26.6,27.9,25.4,26.2,23.5,19,13.5,8.5
1979,7.6,8.9,13.6,21.3,23.7,28.8,28,25.7,23.7,18.7,14.7,9.9
1980,7.1,10.6,14.9,22.7,24.8,28.7,28.4,26.1,24,19.8,13.1,8.7
1981,7.6,9.4,15,21.1,25.1,28.1,27.6,26.1,24.6,18.7,11.7,8.4
1982,7.8,9.4,13.4,20.4,24.3,27.5,27.4,26.4,23.2,20.1,13.8,8.7
1983,6.5,8.6,13.7,18.6,24.8,28.2,28.1,26.7,25.2,18.5,11.3,7.8
1984,6.3,6.8,16.4,21.7,26,27.8,26.6,25.4,23.1,17,12.3,8.7
1985,7.9,10.1,16.8,20.9,26,28.1,27,26.3,23.6,19.2,13.7,9.1
1986,6.8,9.6,15.4,21.5,26.4,28.9,27.4,25,23.4,19.9,13.9,6.5
1987,7.5,10.4,16.4,21,24.6,28.9,28,28.1,25.2,19.8,12.7,7.6
1988,8.6,10.4,15.6,22.5,27.3,28.7,28.3,26.6,25.8,19.7,13.4,9.3
1989,6.2,8.6,14.9,20,24.7,27.4,26.6,25.6,23.5,18.4,13.8,9.1
1990,9,10.5,14.3,21,26.7,27.2,27.5,27.2,25.1,18.4,13.4,8
1991,7.1,9,16,20.3,25.3,29.3,27.2,26.5,24,18.2,13.5,9.6
1992,7.9,9.6,14.9,19.9,25.9,29.4,27.8,26,23.8,19.9,13.4,10.6
1993,8.5,12.1,15.2,21.2,26.6,28.3,27.8,26.6,26.2,19.1,13.9,8.3
1994,8.5,9.6,17.3,20,27,28.5,26.9,26.2,23.6,18.8,14.8,8.5
1995,7.4,11.1,14.7,19.9,26.5,28.8,27.4,27.5,24.9,20.3,12.8,10
1996,7.8,10.7,18.2,21.5,25.2,28.1,27.5,26.1,24.9,18.8,11.6,6.1
1997,6.2,9.7,15.2,19.9,24.3,26.6,27.2,26,24.8,17.1,14.2,6.9
1998,7.6,10.5,15.5,22.6,26.3,28.4,28,27.8,26,19.3,13.3,7.9
1999,7.1,10.9,15.9,21.6,26.3,27.7,27.7,25.3,25.1,20.7,15,8.1
2000,7.3,8.7,14.9,22.9,26.8,28.6,27.6,26.7,24.3,19.7,13.5,8.3
2001,6.7,10.3,15.8,21,26.5,27.5,26.5,26.2,24.4,19.9,13.8,10
2002,7.8,9.3,16.5,22.3,27.4,28.9,27.7,26.6,24.4,19.7,13.7,9.2
2003,8.1,10.7,16,22.1,25.8,28.3,26.3,26.3,24.3,19.3,12.4,8.6
2004,8.1,11.6,18.3,23.4,26.7,28,27.5,26.6,24.6,18.1,13.8,9.5
2005,6.5,8.1,15.8,20.2,25,28.4,27.5,26.4,24.8,19.1,13.6,7.4
2006,7,9.2,14,17.1,27.7,27.5,28.1,25.7,24.6,20.4,13.6,8.5
2007,7.8,11.6,15.3,23.6,26.5,27.8,27.7,27,25.5,19,14.1,7.7
2008,6.2,9.1,18,21.5,25.9,27.5,27.6,26,24.7,20.4,13.6,9.1
2009,8.7,12.3,17,21.7,27.6,28.2,28.8,27.6,25.3,19.3,12.8,9.4
