1901,22.7,22.6,20.7,16.3,15.1,14.1,11.5,12.4,17.9,19.3,20.4,23.6
1902,23.9,23.5,21,19.3,15.8,13.5,11,10,16.2,18.1,19.8,23.3
1903,23.1,23.3,20.2,16.9,14,11.8,11,12.6,17.8,17.7,20.4,22.3
1904,22.7,20.4,19,19.2,15,12.2,12.6,12.8,18.3,17.9,18,21.1
1905,22.4,22.4,20.4,16.2,12.7,12.2,9.7,13.2,16.8,18.3,19.4,21.8
1906,23.3,25.2,23.4,20.1,16.8,8.8,11.1,12.9,17.4,20.1,22.3,23.3
1907,25,22.8,19.9,17,12.4,9.9,10.9,11.1,14.1,17.4,21.1,23.8
1908,24.9,22.3,21.4,16.4,13.7,12.8,11.6,11.9,14.6,17.8,20.2,22.2
1909,25.5,21.5,21.1,18.5,12.1,9.6,10.4,14.8,15.7,17.5,18.8,22.3
1910,24.1,22.1,19.3,17.4,13.3,12.7,10.9,13.8,15.6,18.4,21,22.1
1911,24.7,23.2,20.6,16.9,14.7,10.3,11.5,11,13,17,20.8,23
1912,24.2,23.9,22.6,18.2,13.2,12.5,10.2,11.4,17.6,19.8,20.6,25
1913,24.4,25.4,20.9,20.3,15.9,13.7,15.3,13.6,16.2,19.3,22,22.8
1914,24.8,23.6,19.2,16.4,15.3,14.3,14.1,13.7,15.7,16.9,19.3,22.5
1915,22.5,23.2,19.1,18.2,15.1,8.9,12.2,14.5,15.3,18.6,21.5,24.1
1916,24,22.3,20.4,19,14.9,7.3,9.2,13.1,17.5,20,22.7,22.2
1917,24.6,21.7,19.8,18.1,12.2,11.6,9.9,11.8,16,17.4,20.5,24.3
1918,22.4,20.8,19.7,18.2,13,10.6,11.4,13.4,13.9,17.7,20.5,22.9
1919,24.3,22.5,19.6,17.9,17.3,10.9,11.3,12.6,14.6,17.7,20.3,23.7
1920,25,22.2,21.6,18.9,15.8,10.3,8.7,12.6,16.3,17,20.6,22.7
1921,22.2,21.8,18.2,17.1,16.1,7.9,9.2,11.7,14.5,17,19.2,23.5
1922,21.6,22.2,19.3,15.8,13.5,9,12.5,11,15.2,16.1,20.2,21.4
1923,21.8,22.6,21.5,17.8,12,12.5,8.7,11.9,15.7,15.5,20.5,21.1
1924,22.2,23,20.7,16.5,12.8,10.8,10.3,10.7,14,17.4,19.5,23.6
1925,23.3,23.5,22.5,17.3,12.6,10.1,10.1,14.2,16,16.7,20.4,22.8
1926,23.9,24,22.6,17.3,12.8,11.8,10.2,13.4,15.3,18.8,20.7,22.5
1927,23.2,23.7,20.4,17.2,13.8,10.4,11.1,13.3,14.3,17.6,20.7,21.4
1928,23.6,20.5,19.3,18.3,12.8,9.3,10.4,11.2,13.8,16.3,20.6,21.8
1929,23.7,24.2,20.8,19.3,12.2,9.3,11.7,11.9,16.3,16.9,20.9,24.3
1930,25,23.3,21.1,18.3,13.7,15.3,9.2,10.2,15.5,15.5,18.9,23.6
1931,22.5,22.6,19.6,16.2,9.9,8.7,9.4,10.5,12.5,18.8,17.7,22.8
1932,23.9,21.8,21.5,17.5,11.5,11.7,12.9,11.1,15.7,17.6,21,22.1
1933,23.1,21.9,19.6,17.5,13.7,10.5,7.4,13.6,14.8,19,20.8,22.5
1934,23.2,20.5,19.6,14.5,12.9,11.8,11.2,12.2,13.8,15.8,18,21.3
1935,22.9,23,21.4,16,16.8,12,9.9,12.7,13.8,14.7,21.2,22.9
1936,24.2,21.8,21.3,17.3,13.7,10.7,11.6,11.1,15.5,18.9,17.8,22.7
1937,23.6,24.6,20.8,18.1,13.2,13.2,10.5,12.8,14.1,16.4,21.5,24.2
1938,24.2,23,19.4,14.7,13.6,11,10.3,10.1,15.7,18.9,21.8,25
1939,25.1,23.2,20.1,14.8,14.2,13,12.2,15.1,14.3,16.6,18.1,20.3
1940,22.2,21.5,20.1,17.3,15,12.5,12.2,10.6,14.4,14.9,18.9,22.9
1941,23.7,20.1,17.9,16,12.5,10.8,11.4,12.4,12.5,19,18.9,24
1942,23.7,22.4,19.3,16.3,11.4,7.2,7.7,11.3,14.9,17.6,20.4,22.8
1943,24,23.3,18.5,16.4,13.8,10.9,11.1,9.2,14.1,17.6,19.2,23.3
1944,21.8,22.7,19.2,16.8,13,12.5,12.2,13.5,18.6,18.8,19.3,24.8
1945,24.7,21.5,20.7,19,15.7,12,10.7,14.9,16.2,19.8,19.6,22.4
1946,21.7,24.8,19.6,18,13.2,8.8,9.8,12.3,15.9,17,21.1,22.7
1947,24.2,22.9,20.3,16.2,14.7,13.3,8.8,10.2,14.7,16.2,20.2,22.2
1948,23.8,21.5,18.8,16.4,14,12.2,10.1,10.8,16.5,17.1,19.9,25
1949,22.7,22.5,20,17.8,14.3,11.1,9.2,11.9,14.1,15.3,21.5,23.7
1950,23.8,21.8,20.4,18.7,15.2,11.8,11.5,13.5,13.6,16.6,19.4,23.6
1951,24.5,20.9,20.5,14.8,16,13.2,12.5,11.1,15.9,19.5,22.2,22.4
1952,24.6,22.3,23.5,17.6,15.3,7.6,12,11.4,15,17.1,18.7,22.4
1953,23.4,24.2,20.5,16.7,14.2,11.1,7.8,12,18,16.7,21.5,22.6
1954,24.7,23.9,21.8,16.5,12.1,10.5,8.9,11.6,13.9,17.3,21.9,24.6
1955,26,22,18.5,16.6,12.1,11.1,7.6,11.3,14.9,16,21,23
1956,22.7,21.4,20.5,15.3,10.3,9.9,11.8,12.2,15.5,16.7,17.4,21.1
1957,23.7,21.5,21.2,15.2,16.3,9.3,7.9,12.4,13.6,19.3,20.5,23.2
1958,22.9,22.9,19.6,17.7,12.9,12.8,15.2,10.7,16,19,20.9,20.7
1959,22.1,22.9,19.1,14.5,12.1,11.2,11.2,10.9,15.1,18.2,20.3,22.9
1960,24.4,23.4,19.5,17.4,13.6,12,9.6,13.2,16,18.2,20.5,24
1961,23.8,22.2,19.6,16.5,15.6,10.1,10.9,15.4,15.3,18.8,21.2,23.2
1962,22.7,22.8,22.3,16.7,13.2,10.1,7.2,13,16.4,18.3,23.1,23.8
1963,23,22.3,19.4,19.8,14.7,12,12.7,13.2,14,16.8,18.1,21.9
1964,23.2,23,18.3,17.1,16.4,9.4,9.8,12.1,15.5,16.2,20.2,21.9
1965,24.1,24,20.3,17.4,13.8,15.3,10.4,13.2,14.7,19.7,21.1,21.9
1966,23.3,21.1,20.5,17.6,14.6,13.3,11.1,11.5,14.7,18.5,21.4,21.7
1967,24.1,22.8,19.9,19.5,16.8,7.3,10.8,12.4,14.9,18.2,20.1,25.2
1968,23.9,24,20.3,16.2,13.4,11.8,13.7,13.9,15.9,17.6,23.4,23.2
1969,25.2,23.3,21.4,19.6,16.1,11.2,11.9,11.3,17.3,18.7,21.7,24.5
1970,23.7,24.5,20.9,21.6,14.2,11.2,10.9,12.5,18.1,17.8,20.6,24.5
1971,21.7,21.3,19.9,15.2,13.2,8.1,12.9,13,17.6,19.3,23.3,26.4
1972,25.4,24.2,19.4,16.7,15.6,12.7,10.4,12,16.2,17.3,19.4,23.4
1973,24.4,22.4,20.7,17.1,13.5,11.8,8.2,12.1,14,19,20.4,21.9
1974,24.5,20.6,19.7,18.4,14.8,10.9,12.2,12.5,13.8,18.5,21.4,21.2
1975,23.5,22.5,19.8,17.8,14.5,14,9.1,10.7,15.1,18.3,20.4,26.1
1976,23.7,22.7,18.4,16.3,13,10.6,10.4,12,15.1,18.6,21.6,23.5
1977,24,22.2,20.4,17.9,13.1,12.1,11.3,12.8,17.6,20.4,21.6,23.3
1978,22.2,21.5,19.9,17.7,14.5,10.6,12.6,10.4,16.5,18.2,21.1,23.5
1979,23.7,22.2,19.6,15.5,14.1,10.5,12.4,14.8,13.5,18.7,18.9,21.9
1980,24.7,23,22.8,18,15.4,9.9,10.2,13.2,15.9,18.1,20.2,23.8
1981,22.2,22.4,21,17.4,16.6,10.3,10.2,14.4,14.5,18.5,20,23.3
1982,23.3,21.6,19.8,18,15.4,11.3,11.3,13.7,16.5,19.2,20.5,23.7
1983,23.5,21.2,20.1,17.8,13.5,8.7,9,11.1,14.5,20.5,21.3,25.5
1984,24.4,23.1,19.8,16,14,8.8,9.8,11,15.3,19.6,19.9,20.7
1985,22.7,21.9,20.7,17.1,15.9,12.7,10.4,12.2,15,18.2,21.4,23.5
1986,25.5,22.5,19.7,18.5,14.9,12.8,12.4,12.8,15.7,18.9,21,25
1987,24.2,23.8,21,18,10.9,12.2,12.4,11.3,14.9,19.6,21.5,21.9
1988,23,22,21.7,17,11,9.5,8.7,12.7,14.4,19,23.4,25.9
1989,26,25.3,19.9,18.1,13.9,13,10.4,14.1,14.4,18.7,21.6,25.1
1990,24.5,21.9,19.3,17.6,13.1,10.4,9.9,15.6,14.4,19.3,22,23.2
1991,23.3,22.7,22.2,18.5,15.6,11.9,11,12,16.1,17,20.8,22.3
1992,23.4,21.9,21.5,16.4,13.6,13.7,8.5,12.7,14.7,18.7,18.9,22.7
1993,23.9,21.6,22.2,17.9,13.8,11.4,9.1,11.9,14.1,18.5,20.8,23.1
1994,23.6,21.5,20.7,17.8,16.3,14.1,11.1,13.4,17.7,18.4,21.3,26.8
1995,23.3,21.6,20.8,18.5,14.8,12,10.5,12.5,17.6,18.7,22.7,26.3
1996,23.2,22.6,21.3,17.1,15.5,10.2,9.8,15.2,15,19.7,22,23.8
1997,24.3,21.5,20.9,19.8,16.1,11.2,13.1,13.8,16.9,18.2,20.4,23.3
1998,22.8,20,18.8,16.6,14.1,12.2,12.6,12.6,13.9,19.6,20.4,24
1999,21.7,24,20.2,15.5,13.9,10.9,9.3,13.1,17,17.9,19.4,22.3
2000,23.3,21.3,19.7,17.7,12.8,11.1,8.4,12.4,15.4,18.7,19.3,23.4
2001,24.4,24.7,21,17.1,12.7,11.5,10.5,14,14.4,18.6,21.2,23.3
2002,23,21.5,21.2,16.5,14.6,9.5,10.2,13.6,16.1,20.4,22,23.1
2003,24.6,23,20.7,16.8,14.5,13.1,10.2,11.7,16.3,20.5,22.7,22.7
2004,25.2,22,21.7,17.9,11,11.9,11.2,12.8,16.9,19.4,20.9,23.5
2005,24.6,22.6,20.1,15.8,13.6,12.4,11.7,12.8,13.9,17.7,22.1,23.1
2006,24.6,22.6,20,18.5,12.6,12.8,12.9,12.4,16.7,20.7,21,24
2007,22.7,22.5,19.6,18,10.8,10.1,8.7,8.8,16.6,19.6,21.5,24
2008,23.9,21.9,20.4,17.5,13.7,9.5,13.3,13.1,14.6,18.9,22.2,23
2009,22.8,23.2,22.6,20.8,15.1,11.2,9.4,15.1,13.8,20.1,23.3,23
