1901,4.9,5.8,15.7,20,24.4,28,27.1,24.8,21.9,17.8,12.6,8.4
1902,7.7,9.1,16.7,21.3,24.3,25.4,27.5,25.4,22.4,17.8,12.9,8
1903,5,8.3,11.4,17.8,24.6,27.4,27.4,26.2,23.7,18.8,11,6.1
1904,5,10.2,13.3,20.5,24.7,26.3,26.4,25.4,23.3,17.9,13.7,8.5
1905,4,6.2,11.8,18.4,25.3,26.8,27.4,25.3,22.7,18,13.7,8.4
1906,5.5,5.9,12.6,18.7,25.1,26.6,26.9,25,23,18.2,14.2,9.3
1907,8.8,6.8,13.8,18.9,22.7,26,27.8,25.4,22,16.7,12.9,7.3
1908,6.7,8.8,13,19.4,23.7,27,25.4,24.9,21.8,17,12,7.1
1909,5.2,8,14.2,18.1,23.2,27,25.9,24,21.8,17.4,13.7,7
1910,5.8,9,13.9,18.1,23.3,26.9,24.9,24.6,21.8,17.3,11.8,6.7
1911,4.9,9.5,11.9,18.5,24.2,26.6,25.6,24.5,23,17.6,10.5,7.2
1912,7.3,10.2,13.7,20.2,24.6,28.2,27.5,24.8,22.2,17.7,11,7.1
1913,7.6,7.2,12,20,24.2,27.6,26.1,23.8,21.3,17.5,11.7,7.1
1914,7.8,6.5,12.7,19.2,25.2,26.9,26,24.9,23.5,17.7,13.2,6.4
1915,6.4,7.5,15,18,24,27.7,27.3,25.5,23.6,18.5,12.6,7.5
1916,7.7,7,15.8,19.5,23.7,27,26.7,24.7,22.3,16.9,9.2,6.8
1917,7.6,10.2,13.4,18.6,24.1,27.3,27.1,24.5,21.8,16.4,9.8,6.3
1918,5.5,9.1,13.4,17.9,23.6,25.7,26.5,25.1,22,17.8,11.4,6.2
1919,5.3,9.1,14.2,19.4,24,26.5,26.6,25.2,21.7,17,11.2,6.5
1920,6.4,7.9,15.2,18.6,23.3,27.6,26.9,24.8,22.9,18.7,12.6,5.4
1921,6.6,8.9,15.8,20.9,24.1,27.4,27,24,22.5,17.1,12.3,7.7
1922,6.3,8.2,14.9,20.3,23.7,26.5,27.7,25.2,23,17.2,11.8,8.2
1923,6,7.6,14.9,19.3,23.2,27.2,27.6,24.9,22.2,17,11,5.9
1924,5.6,8.8,16.7,20,23.4,27.3,27.3,24.7,22.1,17.1,11,7.5
1925,4.8,5.9,16,21.7,24.3,27.3,26.8,25.3,22.5,19,11.3,7.5
1926,6.6,11.3,13.6,17.4,23.3,27.5,27.9,25.9,22.4,17.5,10.3,8.8
1927,4.7,7.1,13.3,19.3,24.4,27.3,26.8,24.2,22.5,18.4,12.8,8.4
1928,6.4,9.1,15.2,20.8,24.6,26.8,27.4,25.6,22.6,18.4,12.5,6.9
1929,5.2,7.6,16.3,20.5,24.6,26.7,26,23.3,21.5,17.2,11.7,5.1
1930,4.7,8.4,14.4,18.6,24.4,27.6,25.8,24.4,22.8,17.5,11.8,7.3
1931,7.4,7,14.1,20.9,24.1,26.6,26.6,26.2,22.5,17.7,12.9,8.4
1932,8.2,10.3,15,20.9,23.9,26.8,26.4,24.5,23.1,18.1,12.2,7
1933,5.8,9.3,14,19.1,24.2,27.4,26.7,24.5,22.3,18.1,13.1,9.2
1934,3.2,10.4,13.6,20.1,23.5,26.7,26.4,26,22.6,17.5,12,9
1935,4.9,9.2,14.7,18.4,22.6,25.9,26.1,24.9,21.7,17.3,12,8
1936,5.1,9.8,13,19.4,25.5,26.6,26.2,25.4,23.9,18.5,11.8,7.6
1937,5.8,9.4,13.3,18.5,23.9,26.9,26.8,25.2,22.7,17.2,12.4,5.9
1938,5.6,8.5,14.8,20.1,25.2,26.7,26.2,25.1,22.9,18.1,10.6,7.7
1939,7.2,8.9,12.7,17.6,22.7,27.4,25.9,25,23.9,18.1,13.1,9.7
1940,8.3,10.2,13,18.9,24.2,27,27.1,24.5,23,19.2,13.8,7.9
1941,6.5,10.8,16.3,21.1,25,27,26.4,26.1,22.8,20,13,9
1942,6.7,9.1,15.5,21,24.5,26.4,26.4,24.4,22.8,18.2,13.7,6.2
1943,5.3,9.5,14.7,19.2,23.7,26.1,26.4,24.6,22.5,17.7,12.9,10
1944,7.1,8.4,14.6,19.9,24,27.3,26.5,24.8,22.1,17.9,13.6,6.4
1945,5.1,8.5,15,18.6,23.6,26.9,25.9,25.6,23.1,17.6,13.1,6.6
1946,6.2,9.4,14.2,22.2,25.2,27.9,27.2,25.3,22.6,19.4,10.7,5.3
1947,6.9,9.3,14.9,20.4,24.3,26.9,26.8,26.7,23.7,17.8,14,7.9
1948,6.4,8.6,15,21.3,25.8,26.1,27.1,25.4,23.3,19.4,11.5,8.7
1949,6.6,9,14.8,20.6,25.5,26.8,27.5,25.3,23.9,16.8,10.8,8
1950,6.2,6.5,14.1,18.9,24.6,26.9,26.7,25.3,23.7,17.8,11.6,5.8
1951,6.1,8.3,14.7,18.2,24.1,27.5,27.7,25.7,23.4,20.2,13.3,9.1
1952,7,10.3,14.9,20.9,25.2,27.7,26.8,25.2,22.4,17.4,12.4,7.4
1953,6.3,10.9,17,19.7,24,27.4,26.8,26.1,23.1,18.1,13.1,11.3
1954,6.4,8.9,15.3,20.3,24.7,27.6,27.7,26.4,23.7,17.2,13.8,7.6
1955,7.3,9.2,16.7,18.7,24.2,27,26.3,25.8,24.5,18.6,11.7,9
1956,6.9,8.7,15.4,20,24.2,27.1,24.9,24.5,23.8,17.5,11.3,8.8
1957,7.4,8.5,14.7,19.2,23,27,27.6,26.3,22.4,17.5,14.2,9.1
1958,8.8,9.7,15.8,21.1,24.5,27.1,27.9,26.2,24.6,18.6,13.1,9.9
1959,7.2,9.4,15.9,20.4,25,27.5,26.8,26.2,23.8,19.8,12.2,7.4
1960,6.1,9.3,13.6,19.2,23.8,27.3,26.9,26.2,23.9,18.3,12.1,6.4
1961,7.3,7.7,15.7,18.4,23.6,26.2,26.9,25.8,23.8,17.4,11.9,7.4
1962,5,9.8,14.5,20,24.4,26.2,27.4,25.4,22.9,16.7,11.2,6.6
1963,6,10.7,14.8,20.1,24.3,27.3,27.2,26.9,23.6,19.8,15.1,8.7
1964,5,9.4,16.5,21.6,24.9,26.7,27.8,27,23.1,16.4,9.9,6.3
1965,9.3,10.2,14.7,18.3,23.6,26.6,27.1,24.6,22.5,20.3,13.8,6.8
1966,8.1,12.3,14.3,19.6,24.2,26.8,26.9,25.3,23.5,19.5,11.1,5.7
1967,4.1,9.9,14.8,19.4,24,26.6,27.5,25.3,24.1,17.8,14.8,6.9
1968,6.1,7.7,14.9,19.6,22.9,27.5,27.1,25,22.3,18.8,13.5,8.4
1969,7.1,8.9,16.8,21.1,24.2,26.7,27.3,24.8,23,19.3,13.8,8.5
1970,7.3,9.6,14.5,20.4,24.9,27.4,26.7,26.7,24,19.1,12,7.9
1971,5.9,9.1,13.9,22.3,24,27.5,26.1,25.8,23.9,17.3,12.7,7.9
1972,5.4,5.4,14.6,19,23.7,26.5,26.9,25.6,21.9,17.5,12.7,8.1
1973,5.1,9.8,14.2,20.4,24.7,28.1,26.6,25.8,23.4,17.9,11.3,7.1
1974,6.1,6.7,16.3,20.4,24.4,26.5,27.2,25.8,23.1,16,11,7.9
1975,5.7,8.5,13.2,19.5,24.2,26.2,27.2,26.2,24.2,18.8,11.4,8.5
1976,7.8,9.8,14.4,19.1,23.8,26.4,26.4,25.1,23.6,18.9,12.9,7.9
1977,6.7,8.5,15,19.6,23.9,26.9,26.4,25.4,22.8,18.7,13.9,8.7
1978,5.5,8.7,13.1,19.3,24.8,27.3,25.4,25.3,22.5,18.1,13.8,8.5
1979,7.5,8.6,13.6,20.6,22.8,27.9,27.3,25.2,22.9,18.3,14.6,9.6
1980,6.8,10.2,14.9,21.8,24.2,27.7,27.3,25.5,22.8,19.1,13.2,8.6
1981,7,8.5,14.3,19.4,23.5,26.1,26.6,24.7,22.7,17.2,11.2,7.9
1982,7,8.8,13.2,19.3,23.7,26.3,26.7,25.9,22,18.5,12.8,8.2
1983,6.1,7.9,12.7,17.4,23.4,26.9,27.1,25.9,24,16.8,10.6,6.9
1984,6.1,6.7,15.8,20.8,24.2,27.3,26.1,24.5,22.6,16.3,12.2,8.7
1985,7.8,9.7,16.8,20.2,25.6,27.9,26.7,25.3,23.1,19.5,14,9.2
1986,6.6,9.3,15.2,20.8,25.8,28.6,27.1,24.7,22.5,20.1,13.8,6.4
1987,7.2,10.1,16.2,20.4,24.5,28.4,27.3,26.8,24,19.1,13,7.8
1988,8.4,10.5,15.8,21.9,26.3,28.1,28,26.5,25.2,19.4,13.5,9.4
1989,6.5,9,14.8,19.7,24,27.4,26.4,25.3,23.5,18.5,14.2,9.3
1990,9.1,10.8,14.3,20.7,26.3,26.8,26.6,26.1,24.4,18.1,13.1,8.4
1991,6.9,9.1,16.2,20.7,24.8,28.3,27.1,26.3,23.4,17.9,13.8,9.7
1992,7.7,9.8,15.1,19.8,24.4,27.9,27.7,25.9,23.4,19.7,13.6,10.8
1993,9,12.1,15.7,20.9,26.1,28.2,28.3,26.3,25.3,19.2,14.1,9.1
1994,8.6,9.8,17.3,20,25.7,28.1,26.5,25.6,22.9,18.2,14.7,8.6
1995,7.9,11.1,15,19.9,25.6,28.1,27.2,27,24.4,20.5,13.1,10.2
1996,7.4,10.6,17.6,21.1,25,28.5,27.3,25.8,24.3,18.3,11.9,7
1997,6.7,10.3,15.6,18.6,24,26.8,27.5,26.4,24.7,18,14.9,8
1998,8.1,10.3,16,22.1,25.8,27.9,27.8,26.6,25.6,19.7,14,9.5
1999,7.6,10.1,16.4,21.6,26,27.5,27.2,25.4,24.5,21.1,15.3,9
2000,7.6,9.5,15.3,22.3,26.4,28.1,27.1,25.7,23.8,19.6,14.5,9
2001,7.4,10.7,16.1,20.6,25.6,27.5,26.4,25.8,23.8,20,14.5,11
2002,8.4,8.8,16.4,21.4,25.8,27.8,26.5,25.4,22.7,19.3,13.9,9.6
2003,8.5,11.1,16.1,21.5,24.9,27.6,26.3,26,23.3,19,12.3,8.5
2004,8.3,11.1,17.7,22.3,25.9,27.5,27,25.9,23.4,18,14.3,10.2
2005,7,9,15.8,20.2,24.2,27.9,26.7,25.7,23.9,19.1,14.2,8.2
2006,7.4,8.7,14.2,16.9,25.5,26.8,27.3,25.2,24,19.9,14.6,8.7
2007,8.2,12,15.5,22.2,25.3,27.2,27.5,26.3,24.5,18.6,14.3,8
2008,6.6,8.7,17.3,20.6,24.6,27.2,26.8,25.4,24.1,19.8,13.8,9.6
2009,9,12.3,16.9,21.3,26.1,27.4,27.7,26.6,23.8,19,13.4,9.7
