1901,24.1,22.6,20.1,15.4,11.3,7.7,6.1,7.5,13.3,17,22.7,24.8
1902,23.8,22.7,20.9,15.7,11.4,7.4,6.1,8.3,14,17.5,20.6,22.1
1903,23.4,23.7,21,16,11.1,8.3,5.6,8.5,12.6,16.2,20.4,20.6
1904,22.5,21.2,19.6,15.2,10.9,7.7,6.8,8.8,13.2,15.5,20.3,23.5
1905,23.8,22.2,20.4,16.1,13,7.3,5.5,7,10.8,15.4,21.1,24.4
1906,25.3,25.5,19.8,18.6,12.6,9.9,8.6,9.6,12.5,17.6,19.9,22.6
1907,23,23.2,20.5,15.3,10.2,8,8.3,9.2,12.6,17.7,18.9,22.6
1908,23.7,22.5,19.1,16,10.5,6.6,5,6.7,10.3,15.2,20.6,23
1909,22.1,22.4,21.4,15.5,11.2,9.3,5.7,9,12.9,17.4,20.2,21.6
1910,23.7,24.1,19,17.1,12.7,8.1,7,9,14.6,15.7,20.6,22
1911,23.5,22.3,20.6,16.9,11.6,7.7,7.8,9.7,13.1,17.9,21.7,23.2
1912,24.3,24.7,22.1,16.2,12.6,6.7,7.1,9.7,13.7,18.3,20,22.9
1913,22,23,20.8,17.2,8.3,6.4,8.1,10.1,12.2,17.8,21.1,23.4
1914,24.1,24,22.7,18.1,11.4,7.8,6.5,10.8,13.6,18.9,22,23.9
1915,22.6,24,21.2,17.4,11.2,11,8.7,8.9,13.8,17.5,21.9,24.3
1916,24.3,24.2,21.5,14.8,13.9,11,6.1,10.6,14.7,16.6,19.1,22.1
1917,23.6,19.5,20.7,15,9.4,6.5,9.7,6.6,13.4,17.4,20.1,23.6
1918,23.6,22.5,18.4,16.3,12.5,9.8,5.2,8.2,14.5,18.7,21.3,23.8
1919,24.2,22.3,20.6,17.2,11.4,9.6,7.5,10,13.2,18,21.1,24.4
1920,22.2,22.6,19,14.9,10.6,8.6,6.1,9.4,13.5,17.2,20.3,21.6
1921,22.2,23.5,19.9,15.3,14.5,9.1,7.6,7.4,12.2,16,21.4,23.6
1922,23.4,24.8,21.3,17.9,10.9,8.3,4.9,8.3,13.7,17.2,21.4,22.2
1923,23.4,23.6,21.9,17.1,12.3,8,6.8,8.1,12.5,16,20.5,22.3
1924,23,22.4,20.9,14.3,11,7.9,8.1,8.5,13.7,16.3,19.3,21.9
1925,22.5,23.2,20.6,15.5,12.7,7.7,5.3,7.1,10.6,17,21.8,24.4
1926,24.1,25.2,21.4,16.8,9.8,6.5,8.3,9.4,12,19.8,21.2,22.4
1927,23.9,22.4,22.7,14.8,10.7,10,8,10.6,14.5,18,20.8,22.7
1928,23.6,22.4,22.5,18,11.4,8.3,6.9,10.7,14.5,18.4,21.5,24.1
1929,23.7,23.7,20,14.8,12.3,6.7,4.8,9.5,10.8,16.8,21.9,21.2
1930,22.5,24.5,21,16.4,11.2,10.2,7.2,9.7,14,17.3,21,21.4
1931,22.5,21.7,20.9,15.3,11.8,8.4,7.2,8.8,11.6,14.9,18.3,21.9
1932,25.2,22.4,21,14.2,11.5,6.8,6.7,9.7,12.9,17.3,19.6,22.9
1933,23.2,23.9,21.9,14.8,11.5,9.3,5.6,7.3,12.3,17,19.1,22.2
1934,24.6,24.7,22.1,16.4,11.1,8.2,6.4,8.7,12.5,16.4,19.3,21.8
1935,23.3,22.9,22.2,14.5,10.2,6.8,7.2,9.6,12.5,17.5,22.2,22.2
1936,25.1,24,20.1,15,10,6.8,6.9,10.6,12.4,17.8,21.3,23.8
1937,22.4,23.3,21.3,13.7,13,7.8,4,8.8,11.9,18.1,21.5,23
1938,22.9,22.4,21.3,16.4,12.9,9,7.2,8.5,13.4,19.7,22.5,24.1
1939,23.4,22.3,20.3,15.8,11.9,8.5,6.1,7.6,12,15.8,19.8,22
1940,24.4,21.2,21.1,14.6,9.4,7.2,6.8,9,13.3,19.4,19,23.3
1941,22.6,22.4,21,18,12,9.3,7.5,9.2,14.3,16.7,20.9,23.5
1942,22.7,21.5,20.9,15.3,13.1,8.8,6.3,10.4,14.1,16.5,20,21.8
1943,23.3,22.6,22.2,17.2,9.4,7.1,5.8,8,11.7,17.1,18.9,21.7
1944,23.6,22.1,20.5,15.2,10.1,6.5,6.5,8.9,14.9,17.9,21.2,22.1
1945,21.5,21.5,20.4,15.4,10.2,8.6,4.5,8.9,11.8,14.9,19.5,23.6
1946,24,21.1,18.2,13,12.3,7.3,8.1,9.1,12.8,15.8,20.8,23.4
1947,24.3,24.7,21.8,14.6,9.6,8.3,6.8,8.8,12.1,16.6,21.1,22.6
1948,22.9,23,19.8,16.6,10.2,6.4,6.2,8.6,12.3,17.7,19.8,23.2
1949,22.3,21.1,19.2,13.3,11.8,7.2,6.9,8.8,11.8,17.6,19.8,23.1
1950,23,22.3,19.7,15.5,13.6,6.9,4.7,8.6,13,15.9,19.9,22.6
1951,23.6,22.8,20.8,15.8,9.9,10.2,6,7.5,12.8,16.3,20.4,24
1952,22.9,22.5,20.6,16.7,12.1,7.6,6.9,6.8,12.7,16.1,19.6,23
1953,22.2,21.6,22.3,17.9,11.4,9.2,6.8,7.7,11.7,17.3,20,23
1954,24.1,21.6,21.6,16.1,11.6,8.2,7.3,8.5,12.8,17.5,20.1,23.4
1955,23.3,23.9,20.8,16.5,11.7,10.3,8.1,10.5,14.2,17.1,19.4,23.3
1956,22.8,22.9,20.3,16,11.6,8.4,8.3,7.9,11.4,16,19.8,22.5
1957,25,22.3,21.1,18.6,12.1,11.3,5.2,9.3,13.8,19.2,21.9,22.4
1958,23,23.2,20.9,17.8,14.7,9.3,8.5,9.2,11.3,15.9,20.9,22
1959,25.1,22.6,21.7,17.6,11.7,8.8,8.2,10.1,14.6,18.7,23,21.5
1960,24.1,23.4,21.8,17.4,10,8.2,8.2,7.9,12.5,18.4,20.1,22.1
1961,24,23.3,22.7,18.1,11.3,8.6,4.6,8.4,14.3,18.7,20.2,23.5
1962,24.4,22.9,21.2,16.7,11,10.6,7.4,8.4,12.9,17.7,21.7,23.8
1963,24.6,24.7,23.1,16.3,13.4,9,8.2,8.8,13.4,18.4,21.5,22.9
1964,23.4,21.4,21.3,17.5,11.9,9.5,8.6,9.9,14.2,14.6,20.3,21.9
1965,23.9,25.4,21.9,16.1,13,9.3,6.9,10.9,14.4,19.2,22.1,24.4
1966,24.2,24.7,21.2,18.5,10.4,9.9,6,6.9,11.2,15,19.5,20.1
1967,22.8,20.4,18,16.2,12.8,6.4,5.3,8,12.2,20.4,22.1,22.5
1968,24.4,23.9,21.6,17.2,10.8,11.4,6.5,6.5,10.8,15.9,19.6,20.7
1969,24.9,20.8,19.4,15,12.8,7.1,6.1,8.6,11.3,18.8,21.3,22.4
1970,24,24.5,21.4,16.5,12.2,10,6.9,7.8,11.9,19.1,20.2,22.5
1971,24.9,23.3,23.2,15.9,11.3,7.9,6.8,8.9,13.4,17.9,19.5,22.3
1972,21.6,22.5,20.5,15.4,12.1,9.8,7.8,9.5,15.4,18.3,22,25
1973,24.2,21.9,21.7,19,14.1,9.8,10.9,10.5,12.5,16.1,20.2,22.9
1974,23,20.6,19.5,14.8,11.1,7.1,8.6,9.1,12.9,16.3,17.9,21.2
1975,22.7,23,21,17.1,11.8,7.7,9.3,8,14.4,15.4,19.4,22
1976,21.6,22.9,19.6,15.7,10.3,6.7,6.3,8.6,12.8,15.7,17.6,24
1977,23.4,23.6,20.8,15.8,11.4,8.5,6.3,10.5,12.5,19.2,21.4,24
1978,23.9,24.1,22.2,16.7,12.9,8.7,6.5,9,10.5,17.1,20,21.3
1979,25.7,22.7,23.3,17.3,10.6,9.3,6.8,10,13,16.3,22.5,23.8
1980,24.8,23.6,23.2,17.5,13.5,10,8.5,9.5,15.3,16.5,21.9,23.8
1981,25.5,22.5,19.8,18.5,12.2,7.2,7.1,10.1,15.8,17.8,19.6,23.1
1982,24.6,22.4,19.2,15.2,11.2,6.8,6.5,10.4,14.4,17.4,22.2,23.4
1983,21.9,24,19.7,14.5,11.1,8.5,4.9,9.8,14.3,18.5,21.6,23.4
1984,21.9,24,19.6,16.1,13.8,7.4,6.4,8.5,12,18.8,22,23.2
1985,24.8,24.2,21.7,17.5,12.1,7.9,8.1,10,13.6,17.7,21.4,23.1
1986,24.2,24.5,24.2,16.7,13.1,10.9,6.7,7.8,14.2,16.4,21.5,23.8
1987,23.9,22.3,19.4,18.2,11.1,9.8,7.7,7.6,13.2,19.1,21.6,22.8
1988,24.6,21.4,21.3,17.4,13.6,9,8.1,8.8,13.6,20,19.7,22.4
1989,23.5,24.3,20,15.9,12.1,7.4,6.6,7.4,13.8,17.8,19.1,23.9
1990,24.5,20.9,22,17.1,13.7,8.4,7.5,10.2,13.3,18,23.3,24.3
1991,25.7,25.7,22.9,18.4,12.7,11.5,9.1,10.1,14,20.6,19.6,22.6
1992,23.1,22.8,23.7,18.8,12.9,11.3,7.7,8.9,13.1,15.3,18.5,21.1
1993,24.6,22.5,22.3,19.4,13.8,9.2,7,9.3,13.5,16.7,21.4,22.4
1994,24.8,23.7,20.2,15.3,11.8,8.1,7.1,8.8,15.2,18.9,20.6,24.1
1995,23.9,22.3,18.5,17.2,10.9,9.9,8.2,10.3,15.8,17.4,20.7,23.1
1996,24.2,23.9,22.2,17.9,11.8,12.1,9.4,10.1,15.5,19,21.9,23.9
1997,24,24.5,22.3,18.1,13.1,8.8,6.2,9.8,15.5,18.7,21.1,23.9
1998,25.6,24.9,22.7,17.9,15,11,6.5,11.1,15.8,19.8,21.7,23
1999,25.5,21.8,21.7,14,13.4,9.8,7.2,9.3,14.9,17.1,19.6,21.2
2000,22.1,22.3,21,14.9,7.7,6,8.2,7.4,15.5,15.9,20.1,23.5
2001,25.1,23.9,16.9,14.9,11.5,7.9,7.2,8.4,13.7,14.7,18.8,20.6
2002,22.4,20.5,19.5,17.6,13.8,7.6,6.7,9.2,14.6,18.4,20.9,24.3
2003,24.7,24.8,20.3,17.1,12.3,9.4,8.4,10.3,15.4,16.9,20.4,22.9
2004,24.4,23.8,20.9,17.1,12,9.4,8.1,8,13,20.6,20.5,23.6
2005,24.2,24.3,23,20.7,14.7,8.9,7.9,9.1,15.2,17.8,20.8,23.1
2006,24.7,22.5,21.7,16.2,10.2,6.2,6.5,10.4,15.7,19.9,23.8,23.1
2007,23.8,26.5,20.9,17.5,11.6,5.8,8.2,9,15.2,18.3,20.8,22
2008,25.5,22.2,21.9,17.6,12.4,8.8,7.6,7.5,14.9,19.9,19.8,22.3
2009,24.6,24.8,21.2,17.3,10.7,9.2,8.2,11.8,14.4,18.1,22.3,23.7
