1901,6.9,10.3,13.7,17.2,20.2,22.8,23.2,23.2,21.7,18.5,12.5,7.9
1902,7.8,10,14.2,15.6,20,21.2,22.7,22.4,21.5,17.2,12.1,7.3
1903,6.5,9.9,13.4,16.9,19.2,21.8,23.2,22.1,22.1,19.2,13.2,8.2
1904,6.8,10.3,13.3,15.9,19.1,22.4,22.8,22.5,21.7,18.6,12.1,7.3
1905,6.6,9.1,12,15,19.9,22.8,22.9,21.4,22.4,18.4,12.8,7.8
1906,7.4,9.4,12.6,15.5,19.6,22.3,23.3,21.2,22.6,18.5,13,8
1907,8,9.8,12.1,15.6,19.5,21.6,21.8,23.2,20.9,18.5,13.1,8.3
1908,7.3,10.6,14.4,18,19.7,22.8,22.4,22.8,21.3,18,12.3,7.5
1909,6.7,10.3,15,16.5,18.8,21.6,23,22.4,22.7,19.5,14.4,8.8
1910,7.3,10.2,13.4,16.7,20.3,21.3,21.7,22.4,22,18.2,13.2,8.1
1911,8.4,9.6,12.9,16.9,19.3,22.1,22.2,22.3,21.8,18,12.5,7.3
1912,7.4,10.4,12.9,15.5,20,22.3,22,22.2,21.5,17.7,12.9,8.1
1913,7.3,10.2,12.7,15.5,18.1,21.9,22.5,22.7,21.6,18.3,11.8,7.4
1914,7.5,9.9,13.8,15.8,19.7,22.9,23.4,21.5,21.3,16.8,12.5,8.7
1915,8.5,10.8,14,17.2,19.5,21.3,21.9,21.7,21.2,20.6,14.7,9.2
1916,8,10.8,14.5,17.1,19.9,23,22.2,23.5,22.8,19.2,14.4,9
1917,6.9,9.7,13.5,15.8,20.1,22.7,23,23.7,22.5,19.5,14.6,8
1918,7.3,10.3,14.5,16.8,21.6,22,23.2,23.5,22.2,19.5,12.5,8.2
1919,8.2,10.5,15.3,16.9,20,22.9,23.4,24.4,21.1,18.4,14.7,9.4
1920,9.3,10.5,14.3,16.2,19.3,22.3,24.1,22.7,22.7,19,12.4,9.6
1921,8.6,10.2,14.6,17,20.4,22.1,23.1,23.4,21.5,17.4,13.6,9
1922,8.1,10.5,15.1,17.8,20.8,22.4,22.9,23.1,22.6,18.2,14.1,8.8
1923,7.9,11.2,14.9,17.9,19.4,22.3,22.7,24,21.5,18.2,14.4,9.5
1924,8.1,11.3,15.2,17.7,19.4,23,22.8,22.7,21.5,20.3,14.4,9.6
1925,7,10.8,13.9,17.5,18.1,22.9,22.7,22.6,20.2,18.5,13.1,7.7
1926,8.7,11.6,13.9,16.2,20.3,22.3,22.9,23.6,22.9,19.2,13.3,9.7
1927,8.8,10.1,12.7,16.2,20.1,22.6,23.5,23,21.5,19.7,13.7,8.3
1928,7.8,12.1,15.5,18.4,19.8,22.6,23.7,22.9,21.7,17.4,12.3,8.1
1929,7.7,10.2,14.6,17.2,19.5,22.2,23,23.5,22.1,17.9,13.2,8
1930,7.5,10.8,13.7,16.8,21.4,21.8,24,23.8,21.6,17.5,13.7,8.2
1931,7.9,10.6,14.2,17,19.9,22.1,22.9,24.1,21.2,20.4,13.3,9.3
1932,8.1,9.5,14.1,17.6,19,22.9,23.4,23.7,22.2,19,14.3,9.4
1933,7.4,10.9,14.7,16.7,19.8,22.9,23.7,23.8,23.1,19.9,12.9,9.1
1934,7.8,11.3,14.4,17,19.2,21.2,23.9,23.9,22.8,18.8,13.4,8.4
1935,6.5,10.6,14.4,16.7,19.4,21.2,23.6,22.3,21.4,19.2,14.6,7.5
1936,6.5,10.9,14.7,17.7,21.1,22.7,23.6,23.7,22.4,18.7,13.8,9.2
1937,6.2,11.5,13.9,17.9,20.9,23.4,23.5,24.3,22.6,19.6,12.5,9.8
1938,8.1,10.7,14.3,17.5,22,22.6,22.6,23.7,22.2,20.1,11.3,8.8
1939,8.7,10.9,14.9,16.4,19.8,21.8,23,23.5,21.8,18.2,12.8,8.6
1940,7.1,10.6,12.4,17,19.8,22.2,23.7,23.4,21.3,18.1,12.4,9.5
1941,7.3,10.4,14.3,17.4,19.8,22.8,23.6,23.2,21.1,18.2,11.8,8.8
1942,7.9,11.7,14.6,17.6,19.2,22.1,23.8,23,21.6,18.8,13,7.3
1943,7.9,9.6,14.3,16.7,19.4,22.7,23.2,22.3,21.4,17.3,12.5,8.7
1944,9.2,10.9,14.8,17.4,19.3,22,23.5,22.7,20.8,19.1,12.5,8.3
1945,8.3,9.1,14,18.4,19.8,23.2,23,23,22.6,18.5,12.1,7.6
1946,7.7,12.5,14.7,17.9,20.7,22.4,22.5,23.4,21.6,19.1,13.3,9.6
1947,7.8,11.4,14.6,16.6,20.5,22.3,24.2,23.7,22.7,17.9,12.5,8.7
1948,8,10.5,14.5,17.7,19.1,22.3,22.7,22.9,22.5,18.1,14.2,7.7
1949,8.4,11.1,13.6,16,20.2,21.9,22.8,22.7,22.1,19.6,12.8,7.1
1950,8,9.9,13.9,16.7,19.6,21.8,22.9,22.5,21.5,18.8,13.5,9
1951,7.7,10.1,14.1,15.5,18.9,22.1,22.7,23.7,21.2,18.6,12.6,8.9
1952,6.9,11,13.2,17.3,19.9,23,23.3,23,21.6,19,13.3,8.7
1953,7.7,10.4,14.5,16.4,20.2,22.5,23,23.5,21.4,17.6,12.5,9.4
1954,5.8,11.2,13.4,16.9,19.8,21.9,22.6,22.3,21.7,18.3,11.4,8.6
1955,7.9,9.6,13.3,16.8,20.6,22.3,23.2,22,22.7,19.4,13.2,6.4
1956,7,9.8,13.7,17.4,20.7,23,22.2,22.9,21.4,18.2,12.9,9.2
1957,8.3,10.5,13.6,16.6,18.6,22,23.2,22.9,22.1,17.5,12.9,8.7
1958,8.7,10,14.5,17.7,19.6,23.6,23.5,22.8,22.4,19.4,13.1,8.7
1959,8.6,9.8,13.6,17.9,19.8,22.3,23.9,23.4,21.3,19.2,12.7,8.7
1960,6.8,11.5,14.4,17.9,20.5,22.5,23.1,23.7,22.4,19.7,13.4,9.5
1961,9.6,11.2,14.4,17.2,19.9,22.5,23.1,24,22.1,20.2,12.5,6.9
1962,6.9,10,12.5,16.7,19.9,22.6,23.7,23,22.1,18.1,12.1,8.1
1963,5.5,9.7,13.8,17.1,20,22.1,23.7,23.4,22.5,17.7,10.9,7.2
1964,7.2,10,12.4,16.7,20,21.4,22.5,22.6,22,19.5,13.4,7.3
1965,6.4,9.6,12.3,16.5,20.3,22.5,22.6,22.6,21.4,18.2,10.8,9.1
1966,7.5,10,14.9,16.7,20.7,21,23.2,22.9,21.5,16.9,14.6,8.9
1967,8.9,10,13.2,16.7,19.6,21.7,22.9,23.2,21.2,16.9,11.6,7.9
1968,7.2,9.3,13.3,15.8,19.2,22.2,23.1,22.9,22.5,17.6,11.9,7.1
1969,6.9,9.9,14.7,16.8,20.6,22.7,23.5,22.8,21.9,17.8,12.5,8.1
1970,6.7,9.8,14,16.3,19.4,22.1,23.4,22.8,21,17.5,13.2,7.6
1971,7.1,8.6,13.6,17.5,19.5,22.8,22.9,22.3,22.3,18.4,10.9,6.4
1972,7.7,10.9,13.9,16.2,20.1,22.3,23.7,22.4,21.9,17.7,11.8,8.7
1973,8.6,11.3,14,17.5,21,22.4,22.6,23.1,21.9,19.4,12.7,8.7
1974,6.3,10.7,13.4,16.4,20.3,22.9,22.8,23.1,21.4,21.4,14.9,8.7
1975,7.8,10.3,15.2,17.2,20,23.5,23.2,22.5,22,19.6,13.7,6.8
1976,7.3,11.3,14.1,17.2,19.9,21.7,21.9,22.8,21.7,17.3,13.5,8.3
1977,7.2,10.1,14.7,17.1,19,20.8,23.8,22.8,21.8,17.2,12.8,8.7
1978,6.6,9.7,13.5,16.4,20.4,22.2,22.4,23.4,21.7,18.6,13.2,6.8
1979,6.9,9.8,14.2,17.8,21.1,23.2,23.4,23.8,21.5,17.2,14.2,9.5
1980,7,10.3,14.3,17.2,20.1,23,23.5,23.7,22.5,18,12.2,7.8
1981,8.3,10.9,13.7,17.5,19.8,23.2,23.7,24.3,21.9,18.9,13.6,9
1982,7.3,10.2,13.9,16.5,19.8,22.6,23.4,23.3,22,17.4,12.3,8.4
1983,6.1,9.2,13.4,16.2,19.6,22.5,23.2,22.8,22,19.8,12.9,7
1984,7.5,11.8,14.4,17.4,20.1,23,23.2,22.8,21,19.1,10.6,9.1
1985,7.8,10.1,14.7,17.1,20.3,22.3,22.5,23.4,22,18.6,12.4,8.9
1986,8,10.4,13.8,16.8,20.1,23.4,22.8,22.7,21.5,16.8,12.4,8.9
1987,7.6,12.1,13.8,16.9,19.4,23.4,23.8,23.2,22,18.7,12.9,8.6
1988,8.2,11.6,14.5,16.9,19,22.7,23.5,23.7,22,19.3,13.7,9.9
1989,7.8,10.9,15.3,17,21.1,22.9,22.8,23.3,22.7,19.5,12.6,7.3
1990,8.7,11.9,13.7,16.8,20.1,22,23.2,22.9,21.6,18.4,13,9.5
1991,8.8,12.1,15,17.3,19.5,22.7,23.7,23.4,21.8,19.7,12.4,8.4
1992,7.3,9,14.1,16.8,19.7,22.4,23,23.8,21.9,18.4,12.1,6.9
1993,8.2,11.1,13.6,17.4,19.4,22.9,23.4,24.1,22.2,18.9,13.6,9.4
1994,9.2,10.5,14.3,17.5,21.1,22.6,23.1,24,22.8,17.9,13.2,8.1
1995,7.7,10.6,14.4,17.4,20.8,23.4,23.3,23.5,22.3,19.2,14.8,8.3
1996,8,10.4,14.7,17.6,19.5,23,23.3,23.5,22.9,18.7,14.9,9.1
1997,6.8,9.5,14.3,15.7,19.9,22.7,22.9,23.5,21.3,18.1,13.8,10
1998,8.8,10.9,14.6,17.6,21.2,22.9,24,24.2,21.3,20.9,14.3,9.5
1999,8.2,11.8,15.5,18.5,21.2,23.3,23.2,23.8,22.5,20,14.1,9.3
2000,8,10.7,13.5,17.2,20.3,23.4,23.9,23.9,22,19.8,13.7,8.6
2001,7.8,11.5,14.5,17.4,19.9,22.9,23.8,24.1,22.5,19.7,14.3,10
2002,8.8,11.8,14.8,17.9,20.1,23.5,24.2,23.3,22,18.6,14,10.1
2003,7.7,11.6,13.8,17.7,20.2,23.4,23.7,24.6,22.7,20.3,13.7,10.5
2004,9.3,10.4,15.2,17.9,20.3,23,23.2,24.4,22.5,18.4,13.3,9.6
2005,9.7,12.9,15.3,17.4,19.8,23,23.8,23.9,22.8,19.9,12.3,9.9
2006,7.8,11.4,15.4,16.9,20.4,22.8,24,24,22.4,19.4,14,9.4
2007,8.9,11.4,14.5,17.8,21.1,22.3,23.5,24.1,21.4,20.7,14.6,9.8
2008,9.5,10.2,13.8,17.3,21.4,22.8,23.4,23.5,22.6,19.4,13.7,10.8
2009,10.1,12,15.4,17.9,21.3,23.5,24.3,23.2,22.9,19.5,13.8,10.1
