1901,8.2,11.2,15,21.4,22.5,25.5,25.5,25.6,24.1,22.1,14.8,9.8
1902,10,11.2,17.4,19.8,22.3,25,24.8,25.6,24.3,20.8,13.8,9.5
1903,9.3,10.7,15.6,21.2,23.8,24.1,26.1,25.3,24.5,21.6,14.4,9.4
1904,8.9,11.1,16.3,21.9,21.8,24.2,24.4,25.3,24.2,20.6,13.8,10.1
1905,8.3,9,14,17.7,21.1,25.7,25.1,25.2,24.1,21.5,14.6,10.1
1906,8.8,10,14.1,21.8,23.4,24.8,25.2,25,24.8,21.2,14.7,10.5
1907,10.4,10.7,13.6,18.6,22.3,24.8,25.1,25.7,24.3,20.9,13.8,9.5
1908,8.1,10.8,15.9,23.2,23.3,24.9,25,25.4,24.5,21.3,13.8,8.5
1909,9.9,10.6,16.6,19.1,23.2,23.7,25.1,24.8,24.6,21.6,16.2,10.7
1910,9.1,10.6,16,20.9,22.5,24,24.4,25.2,24.5,21.2,13.8,9.2
1911,10.7,10.3,14.8,20.8,23.2,24,25.7,25.2,24,20.9,14.4,8.6
1912,9.4,12.4,15.3,18.9,22.3,24.7,24.8,25.3,24.3,20.9,13.9,9.5
1913,8.9,11.3,14,22.1,21.4,23,25,25,24.3,20.7,13.3,9.5
1914,9.1,10.9,15.3,18.3,22.3,24,24.8,25.1,23.9,19.5,14,10.5
1915,10.1,10.8,14.8,20.5,23,23.8,25.8,25.8,24.4,23.4,17.2,10.3
1916,9.2,11.3,17.4,20.8,25,24.1,24.7,25.5,24.7,21.8,15.1,9.4
1917,8.8,10.5,14.7,19.8,21.1,24,25.2,25.4,24.1,21.2,14.9,9.7
1918,8.2,10.6,16.5,19.8,23,23.4,25.9,24.9,24.6,21.3,14.5,9.3
1919,10.2,10.2,16.6,19.8,22.9,24.5,25.2,25.7,23.9,21.1,15.4,10.3
1920,10.1,10.4,15.4,20.7,22.6,25.4,25.6,25.2,24.1,21.9,14.9,10.5
1921,10.2,11,17.4,21.5,25,24.8,25.4,25.5,24.3,20.1,13.8,9.9
1922,9.8,11.6,17.1,22.4,24.3,23.8,25.1,25.1,24,20.3,14.8,10.2
1923,9.4,10.6,15.7,21.5,23.5,25.4,25.2,25.5,24.6,20.5,15,10.8
1924,8.9,11.5,17.3,21.9,23.4,26.4,25.3,25.3,23.9,21.8,14.3,10
1925,7.7,10.1,15.7,20.2,22.3,24.4,24.8,25.5,24.2,20.6,14.4,9.4
1926,8.9,11.6,14.9,19.2,22.5,26.5,25.2,25.4,24.3,21.1,13.2,10.7
1927,9.4,10.6,13.7,21.2,21.9,25.2,25.2,25,24.4,21.5,14.8,10.6
1928,9.3,11.5,16.7,20.6,23.1,24.1,24.9,25.5,25.3,21.9,14.3,10.4
1929,9.4,10.1,16.2,20.4,24.1,25.8,24.8,25,24.4,20.4,14.1,9.8
1930,8.3,10.8,16.2,20.5,23,24.6,24.7,25.3,24.4,21.3,14.6,9.6
1931,10.3,11.4,15,22.1,22.9,26.2,24.9,25.8,23.9,21.6,14.3,10.8
1932,10.1,10.1,16.5,20.6,23.3,25.4,25,25.4,24.6,21.8,15.3,10.4
1933,7.9,12.1,15.9,19.1,22.8,24.4,24.7,24.6,24.1,21.1,14.4,10.3
1934,8.8,11.1,15.4,21.2,23,23.9,25.1,25.3,24.9,20.5,14.2,10.3
1935,8.7,11.9,16.7,20.1,25.2,26.3,25.2,24.7,24.2,20.5,14.2,9.7
1936,8.5,11.6,16.7,21.6,22.3,23.4,24.7,25.6,23.5,20.5,15.3,11.2
1937,7.8,10.7,15.2,20.4,22.1,24.7,25.5,25.3,24.6,20.6,14.6,10.1
1938,10.7,9.8,18.4,22.5,21.8,24.1,24.9,25.4,25.5,21.8,13.9,10.1
1939,10.1,12.2,15.1,22.1,23.7,25,24.9,25.2,24.2,21.4,14.9,11.1
1940,9.2,11.5,14.6,20.7,23.5,25.5,24.7,25.6,24.4,21.6,16.5,11.1
1941,10.3,12.4,17.9,21.9,23.9,24.3,24.9,25.5,24.3,20.9,14.8,12
1942,10,11.7,17,20.7,24.6,26.5,24.9,24.8,23.7,20.6,16.2,10.5
1943,10.8,10.6,16.6,19.3,23.8,24.6,24.4,25.1,24.6,21.9,15.3,11.7
1944,9.6,10.9,15.8,18.8,25.4,26,24.4,25.3,24.7,21,14.8,11.6
1945,9.6,10.4,16.9,19.8,22.9,25.3,25.3,26,24.9,20.8,13.8,9.9
1946,9.5,13,16.3,18,22.3,24.4,24.6,25.4,24.4,21.4,15,10.7
1947,9.3,11,16.4,22.6,23.6,25.9,25.5,25.5,24.5,21.2,15,10.8
1948,10.1,12,15.3,21.4,22.9,25.5,24.2,24.9,24.6,21.3,15.5,9.3
1949,9.7,10.7,15.9,19.3,21.5,25.1,25.1,25.7,24.6,21.6,13.6,8.4
1950,9,10.4,14.9,20.4,23,24.2,25,24.8,24.4,21.6,14.8,10.5
1951,8.4,10.5,15.3,20,24.1,25.1,24.5,25.4,24.5,22.4,15.2,10.2
1952,9.1,11.9,16.1,18.5,22.4,24.9,25,25.4,24.2,21.9,14.5,9.6
1953,8.6,11.7,18.1,20.7,23.7,24.5,24.4,25.1,23.8,21.5,14,11.1
1954,7.7,12.4,15.3,22,24,24.2,24.2,25.1,23.9,20.1,12.3,10
1955,9.2,10.1,17.2,20.4,24.7,25.1,24.9,24.9,24.8,22.4,15.1,10.1
1956,8.7,9.2,16.2,20.9,24.1,23.9,23.9,24.8,23.7,22.2,15,10.7
1957,10.5,10.1,14.5,19.5,24.5,24.9,24.9,25.2,24,20.8,13.7,11.3
1958,11.6,12.1,15.1,21.9,25.6,26.4,25.7,25.3,24.2,22.6,14.7,11.3
1959,10.3,10.5,15.1,21.1,24.1,24.7,25.1,25.8,24,23.1,14.5,10.3
1960,8.8,11.5,14.3,20.7,23.3,24.9,24.8,25.9,24.2,21.4,13.3,10.7
1961,10.1,10.1,16.5,21.1,24.2,24.3,24.5,25.7,24.2,21.1,13.6,7.9
1962,8,11.7,14.7,19.7,23.1,25,25.4,25,24,20.3,13.9,10.1
1963,7.4,10.9,15.2,19.7,22,24.3,25.1,25.5,24.1,21.9,16.2,10.7
1964,8.3,11.7,16.1,21.6,21.6,25.1,24.5,25.6,24.5,21.6,14.5,10
1965,9,10.9,13.6,20.1,24,25,24.8,24.1,23.6,20.9,14.7,9.4
1966,9,11.7,15.9,21.6,24.1,26.2,25.3,25,23.8,20.1,15.4,10.5
1967,9.7,11.6,14.8,18.5,22.8,25,24.8,25.2,24.1,19.9,13.1,11.1
1968,9.2,9.9,15.8,20.5,24,23.8,24.7,25.1,24.8,20.3,15.7,11.3
1969,7.1,10.5,17,21.2,22,24.6,25.2,24.3,23.9,20.3,16.1,10.1
1970,8.9,11.4,14.4,19.7,24,24,25.1,25.6,24.2,21.3,13.8,9.3
1971,9.2,9.6,14.3,18.4,21.1,24.5,24.2,24,23.2,21.6,14,9.7
1972,8.9,9.1,15.7,20,23.9,24.3,24.6,24.9,23.7,20.2,13.5,9
1973,9.2,11.4,13.6,20.3,22.2,23.9,24.9,25.5,24.9,22.5,15.8,10.7
1974,8.9,10.2,15.2,21.2,22.6,24.7,24.6,25.2,23.9,22.4,14.1,7.9
1975,9.5,11.6,15.8,20.6,22.6,24.5,24.2,25.3,24.6,22.8,15.8,9.4
1976,9.7,12.4,17.3,20.6,22.1,25.2,24.8,24.5,23.8,21.3,17.1,9.4
1977,8.9,11.1,17.5,21.2,20.5,23.7,25,25.5,24.7,20.9,16.6,10.8
1978,8.5,10.9,14.1,19.8,22.2,24.1,24.7,26,24.4,22.2,16.8,10.8
1979,10.3,10.9,15.6,21,23.8,25.4,24.8,26.3,24,22.1,17.5,12.8
1980,9.8,11.5,16.3,22.1,22.9,25.6,25.5,25.5,25.1,21.6,15,11.5
1981,10,11.3,15.6,18.9,21.7,25.1,25.3,25.2,24.2,20.8,14.8,10.3
1982,10.4,11.7,14.5,20.8,24.2,24.5,25.5,25,24.4,21.4,15.8,9.3
1983,8.8,11.3,16.4,19.7,22.4,26.1,25.2,25.2,25.3,21.7,14.9,10
1984,9.5,11.2,16.2,21.9,24.9,24.3,25.3,25.1,23.7,22,14.3,10.7
1985,10.8,10.7,17.5,22.2,22.1,25.4,24.7,25.6,24.3,21.2,15.3,12
1986,10.2,11.8,15.5,21.2,21.4,25.3,24.8,24.3,23.7,21,16.6,11.3
1987,10,12.9,15.9,20.4,22.5,25.5,24.7,24.5,24.6,22.3,15.9,12
1988,11.1,11.9,16.1,21.5,24.1,24.3,25.9,26.1,24.9,21.5,16.5,13.6
1989,8.2,13.5,17,21.8,23.2,24,24.8,25.5,25.2,23.3,15.9,10.8
1990,10.7,13,15.4,20.8,23,25.2,25.4,26.1,25.4,21.2,16.9,11.9
1991,9.2,12.4,17,21.5,25.2,24.3,25.8,25.5,24.3,22.5,16.9,10.2
1992,8.8,10,16.6,21.4,22.3,24.7,24.8,25,24.3,21.2,15.2,10.1
1993,9.7,12.9,14.5,19.1,21.9,24.8,25.2,24.8,24.3,21.6,15.6,10.6
1994,9.4,11.5,16.3,20,23.3,24.8,25.3,25.2,24.9,20.8,15.7,10.1
1995,9.5,15,15.4,20.9,23.6,25.8,24.9,24.6,24.5,21.2,15.2,10.5
1996,11.5,11.4,18.4,20.4,23.2,24.1,24.8,24.2,23.8,20.7,14.5,9.1
1997,9.5,10.5,16.4,20.6,22.6,24.8,25.1,24.6,24.1,20.3,16,11.3
1998,10.9,13.5,16,20.5,23.8,24.9,24.9,26.1,25.5,23.5,17.7,10.4
1999,9.3,13.3,16.2,22.3,23.5,25.2,24.6,25.6,24.1,22.4,15.4,11.9
2000,9.7,11.2,15.7,20.3,22.9,25.5,25.7,25.7,23.9,22.5,16.5,10.7
2001,9.1,11.3,15.9,21.6,23.4,24.4,25.1,26.4,25.7,23,17.1,11.5
2002,10.8,12.2,16.8,20.9,23.6,25.2,25.6,25.6,24.8,21.9,15.7,12.2
2003,8,12.5,16.1,21.6,23.7,25.4,25.8,26.1,25.3,22.6,16.4,11.3
2004,10,12,17.3,21.5,24.2,25.8,25.5,25.7,24.7,21.2,15.9,11
2005,10.4,13.5,17.3,21.5,23.5,26.4,25.4,26.1,24.1,21.9,15.4,10.8
2006,10.9,14.2,17.3,20.8,23.8,25.6,25.3,25.7,24.6,22.8,17.3,12
2007,9.7,12,16.2,21.9,23.9,25.5,25.4,26.2,24.9,22.8,16.8,11.1
2008,10.6,10.5,17,21.7,24,25.3,24.9,26.1,24.4,22.5,16.7,12
2009,11.4,13.7,17.4,22.5,23.6,25.8,25.7,25.8,24.8,22,16.3,12
