1901,4.9,6.8,14.1,18.2,23.1,27.9,27.2,27.2,24.1,19,11.2,6.7
1902,6.6,9.7,15.6,19.8,24.3,26.3,27.7,27.7,23.6,17.8,10.9,5.2
1903,5.6,7.9,12.2,17.4,22.9,28.7,27.4,26.6,24.5,18.4,10.4,5.4
1904,4.6,8.6,12.6,19.7,24.3,28,28.3,27,24,17.9,10.4,6.8
1905,4,4,10.3,17,25.5,28.2,28,26.9,24.1,18.1,11.6,6.2
1906,4.5,6.1,11.5,18.3,26,26.8,28.5,26.2,22.8,18.4,11.8,7.5
1907,7.4,6,10.6,16.4,22.2,25.8,28.5,25.9,25.5,18.6,11.4,5.4
1908,6.4,8.8,13.8,19.7,24,28.1,26.4,24.6,22.5,17.3,10.1,6.1
1909,4.6,6.7,13.5,17.9,23.6,25.9,26.3,26.2,22.4,17.7,12,5.4
1910,5.2,7.5,13.2,17.6,24.4,26.5,26.4,25.9,24.2,17.4,10,5.6
1911,6.7,8.3,11.4,18.4,24.7,26.6,29.2,26.9,24.5,18.5,8.2,5.5
1912,6.4,9.3,13.4,18.7,24.3,28.2,27.5,26.1,23.1,17.9,9.9,5.9
1913,6.8,7.2,10.9,20.1,22.4,24.5,25.8,26.7,23.4,18,10.2,5.7
1914,7.2,6.4,12.5,18.2,23.7,26.3,25.9,26.8,23.1,15.6,11.1,5.4
1915,5.6,6.5,14.1,19.5,26.9,27.3,27.6,26.8,24.8,18,10.7,5.9
1916,6.8,7.6,16.3,20.8,23,27,25.6,25.6,23.4,17.7,8.8,5.6
1917,5.8,9,13.5,15.8,19.9,25.8,27.1,25.6,21.7,16.2,8.2,6
1918,5.1,8.3,12.9,16.3,26.3,26.7,29.1,27.6,23.8,18.1,10.5,5.7
1919,5.8,6.8,14.1,18.4,23.2,29,27.7,26.2,23.5,17.8,9.8,5.1
1920,5.4,6.6,13,18.3,20.3,26.1,28.6,27.5,24.9,19.1,12,6.7
1921,6.5,6.8,16.9,22.4,26.8,28.1,28,26.8,23.5,17.1,10.8,7.7
1922,5.3,8.6,15.1,19.9,24,26.5,28.3,27.7,22.9,16.7,10.1,6.3
1923,5.3,6.7,14,20,22.8,28.4,26.5,25.5,23.6,17,10,6
1924,5,7.4,14.3,19.7,20.3,28.4,28.4,26.8,22.2,17.4,10,6.4
1925,4.1,6,14.8,21.2,24,24.9,25.9,26.3,23.9,17.7,8.8,5.4
1926,6.2,9.2,12.3,16.1,20.9,27.8,28.4,25.7,23.1,17.2,8.6,5.7
1927,4.8,5.9,12.7,18.1,22.4,26.6,27.1,26.4,24.1,18,10.9,7
1928,4.8,9,13.5,19.3,25.9,27.3,28.3,27.5,23.5,18.6,10.7,5.5
1929,5.5,6.7,16.1,20.7,25,27.1,26.7,26.3,24.3,17.6,10.5,4.5
1930,4.3,8,14.3,18.2,24,26,25.6,27.1,23.5,17.9,9.8,5.8
1931,6.7,5.5,12.9,20.4,24.1,27.1,26.3,27.1,23.6,18.1,10.7,6.6
1932,7.6,7.7,14.4,19.7,22.4,28.8,27.4,26.1,24.8,18.1,10.2,5.7
1933,3.3,8.5,13.1,16.9,22.3,27.7,27.5,24.9,22.6,17.3,10.5,7.5
1934,3.9,10.1,12.7,19,23.2,26.8,27.7,26.3,25.2,17,10,7.1
1935,4.2,7.8,13.5,15.5,23.8,27.6,27.5,26.1,24.1,17.4,10.9,5.8
1936,4.2,8.2,12.6,18.4,26.9,25.3,26.6,26.9,23.9,17.8,10.4,6.5
1937,5.2,7.8,12.6,18,24,27.7,26.6,28.4,24.8,17.1,10.2,4.6
1938,5.1,6.3,14.4,20.4,26.4,25.5,28.6,28,24.9,18.5,9.9,6.2
1939,6.8,7.2,10.9,17.3,25,26,27.6,27.6,25.2,19.7,10.7,7.2
1940,6.5,8,12.8,18,24.7,27,28,26.4,23.6,18.5,11.8,6.5
1941,5.6,9.2,15.9,21.7,25.6,25.5,27.6,27.5,23.4,20.6,11.8,7.8
1942,4.8,8.4,15.1,20.8,24.4,27.4,26.7,25.6,23.1,17.7,12.4,5.8
1943,5.6,8.8,14.6,18.5,23.8,26.8,26.9,27.1,25.4,18.3,11.7,8.1
1944,5.1,6.5,12.6,18.7,25.2,27.3,27,26.9,23.2,17.6,11.6,6.6
1945,4,6.5,14.2,17.1,22.4,25.9,26.9,26.5,23.6,17.5,11.1,5.5
1946,6.9,10.4,13.4,21.6,24.9,26.9,27.8,26.9,25,18.8,10.5,4.8
1947,4.2,8.3,15,21.1,25.7,29.7,27.5,26.8,24,17.4,12.1,6.3
1948,6.2,7.7,12.6,20.5,24.1,27.4,27.3,25.8,24.7,18.3,9.1,6.2
1949,7.2,7.2,14,21.1,26.4,26.8,26.2,27.3,25.4,17.6,9.3,5.6
1950,7,5.5,11.9,17.5,24.7,28.6,26.3,26.3,21.9,16.8,9.8,3.9
1951,5.3,7.3,14.6,16.4,22.8,26.9,27.4,26.3,24.6,20.8,12.2,7.1
1952,6.8,9.3,13.7,20.1,24.4,26.3,26.4,25.9,24.6,18.3,10.8,6.5
1953,5.5,9.5,16.9,20.1,25.5,27.6,26.9,26.6,23.6,18.2,11,9.3
1954,5.1,9.1,13.6,19.7,25.4,28,27.3,28.3,23.8,15.7,10.3,6.3
1955,5.7,8.5,15.7,17.2,21.7,28.3,27.2,26.3,23.8,16.9,9.8,7.4
1956,5.9,7.5,14,19.7,26.4,26.9,26,26,24.8,17.1,9.2,7.4
1957,5.9,6.4,13.1,17.6,21.7,26.1,28.1,25.7,23.1,17.8,10.6,6.7
1958,7.4,7.3,14.7,21.3,23.7,27.1,27.4,26.3,23.7,18.3,11.8,8
1959,5.7,6.9,13.4,19.4,23.3,27.8,26.7,26.4,24.8,19.4,10.8,6.7
1960,4.7,10,12.8,18.2,24.5,27.7,26.3,27,24.5,17.6,9.5,6
1961,6.7,6.7,13.7,18.1,23.2,27.5,27,26.3,25.1,17.6,9.6,4.7
1962,4.6,9.3,12.8,19.5,23.3,26.4,27.3,26.6,23.4,18.8,10,6
1963,3.9,9.5,13.1,18.6,21.7,27.4,27.6,25.8,23.3,18.7,12.1,6
1964,3.7,7.6,13.5,18.9,20.9,27.3,25.8,26.4,24.3,17,8.6,6.1
1965,7.5,7.9,13,17.1,22,27.6,26.4,25.8,24,19,12.4,5.1
1966,6.2,10.9,13.2,18.9,23.3,26.1,26,26.4,22.9,17.4,10.6,5.2
1967,4.3,9.7,12.7,18,22.3,27.7,26.5,25.8,24,17,11,6.8
1968,5.2,6.6,13.5,18.8,22.6,27.4,26.2,25.7,24.6,16.7,10.3,7
1969,5.8,8.8,14.9,18.9,22.1,27.3,26.9,26.8,24.2,19.1,11.5,6.8
1970,6.3,8.1,13.6,20.3,24.7,25.5,27.2,25.7,24.5,18.7,9.3,6.5
1971,5,8.1,13.6,20,22.8,26.7,26.3,25.7,23.7,17.5,10.9,6.9
1972,6.3,8.1,13.9,17.8,23.7,27.1,27,26.1,22.5,17.1,11.4,6.9
1973,5.7,9.2,12.9,20.3,24.1,27.2,26.4,26.1,24.7,17.4,9.3,4.3
1974,4.6,6.8,14,20,23.3,26,26.8,26.5,24,16.5,9.6,5.5
1975,5.1,6.8,12.3,18.8,24,25.8,25.6,26.3,24.2,18.7,8.7,5.9
1976,6,8.5,13,18.1,23,25.2,26.9,24.9,22.8,17.4,10.6,6.3
1977,5.5,7.5,14.2,18.7,21.6,25.7,25.7,25.6,23.1,18.1,12.7,7.1
1978,4,7.4,11.3,18.7,26.1,26.8,25.9,25.9,23.8,16.9,11.2,6.1
1979,6.2,8.1,11.1,20,21.9,26.4,26.1,26.9,22.3,17.6,12.6,8.3
1980,5.6,9.6,12.5,20.4,25.3,26.9,26.1,25.8,23.3,18.6,11.1,7.1
1981,6.2,8.7,12.3,18.9,23.8,27,26.4,26.3,23.1,16.5,9.6,5.6
1982,6.9,7.2,11.2,17.5,21,26.5,27.7,25.9,23.3,18.7,12.4,7.1
1983,5.3,7.3,12.1,16,20.8,25.7,26.3,26.3,24.2,16.8,9.8,7
1984,5.4,6.4,13.7,18.4,25.2,27,25.3,25.6,22.1,15.3,9.6,5.6
1985,5.5,8.2,14.2,18.4,23.3,25.8,25.6,26,23.3,16.5,10.3,7.7
1986,4.7,7.8,12.1,17.5,20.3,25.8,25.3,25.6,22.3,16.8,11.2,5.5
1987,5.8,9,13.5,18.8,19,25.6,27.4,26.1,24.1,18.1,9.8,6.8
1988,6.7,8.7,12.7,19.8,24.8,25.8,25.6,24.9,22.7,16.7,10.2,6.8
1989,4.3,6.3,12.2,16.3,22.6,25,25.4,24.2,22.4,16.5,10.4,6.5
1990,6.9,8.5,11.6,18.1,23.9,26.6,25.6,25.2,24,16.2,10.7,6.7
1991,5.3,8,12.7,16.8,22.6,26.3,27.1,25.7,24.2,16,9.9,7.5
1992,6.5,7.2,14.1,17.9,21.8,26,25.9,26,23.4,17.4,10.3,7.8
1993,4.4,10,12.6,19.2,24.5,26.7,26.2,27.2,23.7,17.5,11.4,6.4
1994,7.6,8.5,13.7,17.4,23.8,27,26.9,26.2,23.1,16.7,10.8,7.3
1995,5.6,8.4,12.8,17.9,24.7,28.7,26.6,25.6,23.7,18.4,10.1,7.2
1996,5.4,8.7,14.7,19.2,23,25.8,26.3,25.5,23.7,17.1,9.1,4
1997,4,6.8,13.5,17.6,20.7,24.7,26.4,25,24,15,10.9,5
1998,5.6,9.3,12.1,19.6,24.6,26.8,27.2,26.5,24.4,18.7,11.3,5.1
1999,5.8,9.1,13.6,20.5,24.3,25.4,27,26.1,24.6,18.5,11.3,5.5
2000,5,6.5,11.8,20.4,25.9,26.1,26.2,26.2,23.7,18.9,11.6,6.4
2001,4.6,8.9,13.7,19.2,24.7,24.3,26.1,27,23.9,18.7,11.5,7.9
2002,5.6,8.1,14,21.3,25.6,26.3,28.2,27,23,18.3,12,7.6
2003,2.5,8.3,12.6,19.5,23.1,26.6,25.4,25.3,22.8,17.9,9.2,5.5
2004,4.9,8.5,15.7,20.7,23.3,23.8,26,24.8,23.3,15.5,9.9,5.9
2005,3.6,6.7,12.6,18.6,24.6,27.6,25.6,26.4,24,17.7,10.7,5
2006,6.6,11.7,13.1,20.3,25.4,25.9,26.4,26.2,22.8,18.3,12.1,5.9
2007,4,7.8,11.9,21.1,24.1,25.9,26.6,26.8,23.8,17.6,10.9,5.8
2008,5.1,5.8,15.1,18.1,22.7,25.5,26.4,24.9,23.5,18.6,10.9,6.6
2009,6,9.4,13.6,19.3,24.8,27.4,27.3,26.7,23.5,19.2,10.5,6.5
