1901,25,23.7,21.3,21.5,17.1,15.1,15.8,18.6,20.3,21.2,22.4,24.2
1902,23.4,23.8,22.9,20.8,18.7,15.5,16.7,18.1,21.4,21,22.3,24.5
1903,24.9,23.4,22.6,20.6,19.5,15.7,16.2,19.1,19.8,21.8,22.2,24
1904,24.2,22.7,22.1,20.6,18.8,16.7,16.3,18.6,20.4,21.7,23.2,23.2
1905,24.3,22.6,21.3,20.6,18.3,15.7,16.3,17.9,21.1,22.3,22.2,24.3
1906,25.2,22.6,22.2,19.5,18.5,16.5,16.1,17.9,20.3,20.6,21.7,23.6
1907,23.6,23.1,23,19.3,18,15.4,15.4,18.2,20.6,20.5,21.7,23
1908,23.4,22.9,22.1,19,17.8,16.4,16.1,18.7,21.5,21.4,22.2,24
1909,23.8,22.3,21.6,19.6,18,16.9,16.7,19,20.1,21.4,21.7,23.9
1910,22.9,22.4,22.5,20.5,18.4,15.2,16.2,18.2,20.4,20.9,21.2,22.9
1911,23.6,23.3,22.3,19.5,16.3,14.5,15.7,17.4,20.5,22.4,22.5,25.7
1912,24.4,24.1,22.7,20.4,18.6,15.1,16.1,18.3,21.1,22.3,24.3,24.5
1913,24.2,23.7,22.8,20.5,18.7,16.7,17.5,19.2,20.6,22,23,25
1914,24.9,23.6,23.1,21.2,18.5,15.6,16.9,18.1,23,22.1,22.1,24.5
1915,24.9,24.2,22.9,20.6,17.4,15.9,15,19.1,20.6,22.2,22.9,23.6
1916,23.9,24.2,22.7,21,17.4,15.9,17.6,18.4,21.8,22.9,23.1,24.3
1917,24.1,22.6,22.8,20.2,17.8,15.7,15.5,16.6,19.3,21.6,21.4,23.5
1918,21.9,23.2,22.2,20.2,17.4,15.8,16.5,17.1,21.8,23.4,22.8,24.2
1919,24.6,23.7,23.2,21.4,17.1,16.2,16.7,18,20.4,22.6,21.2,24.5
1920,24.4,22.9,21.9,20.7,18.3,15.7,17,19.1,21.2,21.4,23.6,24.7
1921,23.9,23.3,23.6,20,17,16.7,15.1,17.9,21.5,21.9,21.4,23.4
1922,24.4,23,23.1,21.3,17.1,15.6,17,19.1,21.7,22.1,23,24.3
1923,23.5,23.2,23.2,20.6,18.2,16,17.1,18.9,22.4,24,24,23.5
1924,24.2,21.9,22,20.1,18,15.8,15.1,17.8,20,21.8,21.8,22.9
1925,23.3,23.8,21.9,20.6,16.9,16.3,16,19.3,20.1,22,23.1,25.4
1926,25,24.9,23,20.9,18.3,15.6,15.3,18.8,19.9,22.6,22.8,24.3
1927,24.8,24.2,23.2,21.2,18.5,15.8,16.7,18.8,22.6,22.5,23.6,24.2
1928,23.7,23.5,22.9,20.2,17.5,17.4,16.6,17.9,21.5,22.5,24.2,24.6
1929,23.5,23.1,21.3,20.3,19,15.9,16.4,17.5,20.7,22.4,22.7,23.8
1930,23.3,22.7,22.2,19.8,17.6,15.2,16.8,17.5,19.9,22.1,23.3,25.1
1931,23.5,24.3,22.7,20.1,19.7,15.9,15.4,19.3,21.5,22.4,22.6,24.9
1932,23.9,23.8,23.9,21.8,18.3,17,17.2,18.9,23,23.3,24,24.5
1933,24.6,24.5,23.9,20.9,19.6,16.9,17.6,18.7,21.2,23.7,22.5,24.3
1934,24.4,23.8,23.6,21.8,20,16.6,16.6,19.7,22,23.2,23.4,24.3
1935,24.4,22.8,22.4,20.6,18.4,15.3,17.4,16.7,21.9,23.6,22.6,24.2
1936,24.8,23.6,23.1,21,18.4,16.9,17.3,19.4,21.5,21.5,22.3,25.1
1937,25,24.2,24.2,21.1,20.3,16.9,16.5,18.6,21,22.4,24.5,23.5
1938,24.6,24.1,24.2,21.3,19,16.1,17.1,18.3,21.7,22.9,22.7,24.8
1939,24.3,24.1,22.6,19.7,19.4,16.1,15.6,18.5,19.5,22.7,22.6,24.4
1940,25.4,25.3,23.9,21.9,19.1,17,17,19.6,21,21.8,23.2,24.9
1941,24.3,24,23.9,22.4,21.1,17.7,17.7,20,22,24.8,25.3,26.3
1942,25,25.2,23.7,20.6,18.4,17.2,17.3,19.1,21,20.8,22.8,23.7
1943,24.2,24.1,22.3,19.9,16.5,15.7,15.4,15.7,20,22.3,22.8,23.2
1944,26.4,22.1,23.4,22.4,18.3,15.4,17.9,22.1,21.5,23.9,25.2,26.2
1945,25,25.4,22.7,21.8,18.8,15.9,17.4,19.6,24.2,23.2,24.9,26.5
1946,23.6,24.1,24.3,22.7,19.9,16.5,18.2,19.4,24.6,23.7,24.2,25.4
1947,25.1,25.6,23.2,21.7,19.1,16,16,21.1,21.1,23.8,24.8,23.7
1948,23.5,23.1,22.3,20.5,19,17.7,17.2,20.6,21.6,23.2,22.6,26.8
1949,25.7,23.2,21.8,22.4,18.2,16.8,17.2,19.3,22.6,22.6,22.1,24.2
1950,24,24.6,24,20.9,17.3,17.4,16.4,17.7,23.2,23.1,23.6,24.1
1951,23.5,24.9,23.1,20.8,16.8,15.7,15,17.6,20.6,22.6,25.1,25.6
1952,25.3,23.4,24.8,21.7,18.5,16.9,15,19.8,21.2,24.4,22.2,23.8
1953,25.7,23.7,22.2,20.8,18.8,16.4,15.9,18.1,20.4,23,23.5,24.1
1954,23.1,23.7,22.3,20.3,19.1,14.7,16.2,18.6,21.5,23,22.1,24.2
1955,22.9,22.4,21.9,20.4,18,15.8,17.2,18.7,21.3,20.3,22.1,22.5
1956,24.7,23.1,23.1,21.6,17.3,16.9,17.1,19.9,20.1,22.8,22.3,22.6
1957,24.9,24.6,22.6,21.2,19.4,14.9,16.6,18.6,20.8,21.8,25.1,24.8
1958,24,24.6,24,22,20.6,16,17.3,19.2,20.8,23.1,25.3,23.9
1959,24.1,24.3,24,22.9,18.1,17.3,16.5,18.5,21.4,22.6,22.1,23.7
1960,25.4,23.7,24.2,19.3,18.8,17.1,16.4,20.5,21.8,23.6,22.5,23.9
1961,25.6,25.1,23.7,20.8,19.4,15.9,16.7,17.2,22.4,23.5,22.3,23.1
1962,24,24.7,24,21.1,18.7,18,17.7,20,23.4,23.4,22.4,24.7
1963,22.6,23.9,22.9,19.8,17.7,14.9,14.3,19.6,24.2,23.6,22.7,25.7
1964,24.2,25.7,25.6,20.7,19.6,15.6,15.6,18.6,22.1,20.8,22.7,23
1965,24.1,25.7,24.8,20,19.5,14.4,17,20.4,21.4,21.4,22.9,25.6
1966,25.6,23,25.4,20.9,19.1,16.7,17.9,19.8,20.7,23.1,24,24.6
1967,24,22.1,21.9,19.5,18.6,15.9,14.5,18.6,21.6,23.1,23.5,24.9
1968,26.3,24.6,21.3,18.7,17.8,13.4,17.9,19.2,21.5,23.7,21.8,25.4
1969,27.4,26.2,22.2,20,17,16.5,17.2,19.7,21.1,21.2,23.7,24
1970,25.1,23.4,23.9,21.6,19.1,16.4,16.4,20.5,23.7,21.7,24.5,25.5
1971,23.8,23.1,24.9,21.7,16.4,15.9,16.5,19,21.7,21.7,21.5,23.7
1972,23,22.2,21.9,20.7,17,15.3,17.2,18.9,22.8,23.6,22.1,26.7
1973,26,23.3,25,18.7,18.5,16.5,16.9,17.5,21.8,22.3,21.8,22.5
1974,23.8,22.9,22.8,18.5,17.5,16,16.2,18,21.3,23.9,22.3,23.2
1975,23.2,21.7,21.5,19.7,18.9,16.7,16.6,19,22,21.2,22.4,22.8
1976,22,23,22.6,19.7,16.2,16,16.6,18.4,23,20.8,23.1,24.8
1977,25,23.4,21.1,22,18.2,18.1,17.7,18.5,21.7,24.2,24.2,25.4
1978,22.6,22.9,23.2,19.7,19.2,16.1,16.9,20.9,20.8,21.3,23.5,24.2
1979,24,25.3,24.5,22.7,19.5,16.9,15.1,18.4,20.2,23.1,23,24
1980,24,24.1,23.9,22.2,20.6,17.2,17,18.6,19.1,23.5,23.1,24.8
1981,25.4,22.4,22,20.6,16.9,15.2,16.8,16.8,19.2,19.5,24.6,24.1
1982,24.8,25.1,23.8,20,20.2,17.4,17.3,19.9,22.5,22,22.9,26.5
1983,27.2,25.5,24.4,23.2,19.2,16.6,17,17.1,24,21.3,23.5,24.4
1984,23.9,23.8,23.3,20.7,19.4,16.2,16,19.4,22.4,23.3,21.8,25.6
1985,25.8,24.7,24.2,22.6,18.7,17.8,17.6,21.4,21.9,24,24.7,24.5
1986,25.1,23.8,24.5,22,21.2,16.5,18.1,21,22.2,22.4,22.7,25.4
1987,25.9,27.1,24.2,23.4,21.7,15.7,17.1,17.9,19,21,23.7,25.7
1988,26.2,25.3,24.7,21.2,19.9,15.6,18.3,20.8,21.9,21.8,22.2,23.4
1989,23.5,21,24.3,20,19.3,16.5,17,22,22.1,22.6,22.6,24.3
1990,24.5,23.7,23.4,20.8,18.1,18.3,18.9,18.9,22.3,23.3,25.5,24.4
1991,24.5,24.3,22.4,22,19.6,16.1,18.2,20.6,22.2,23,24.6,24.1
1992,26.6,27.4,25.6,24.2,21.4,17.4,18.2,18.1,24.3,24.9,24.3,25.9
1993,26,23.6,23.2,21.9,20.7,17.4,18.8,19.8,25,22.3,22.8,24.8
1994,23.9,23.4,24,21.2,20.5,16.9,17.3,19.9,23.5,21.5,24.5,25.4
1995,25.7,25.8,23.3,20.5,18.6,17.5,17.8,20.4,24.2,23.8,23.3,22.7
1996,24.1,23.2,22.4,19.3,17.4,17.4,14.4,17.7,23.3,23.9,23.6,24.7
1997,24,25.4,22,19.9,16.7,17.3,16.4,21.2,21.3,21.4,22.6,25.1
1998,24.8,24.9,25,23.4,20.1,20.1,18.5,20.1,23.4,22.8,24,23.7
1999,24.5,24.9,25.2,22.2,19.8,18.9,18.5,20.5,21.5,22.5,25.1,24.7
2000,22.5,22.5,22.6,19.6,16.9,16.1,16.4,20.4,21.5,21.4,21.9,24.4
2001,24.6,23.1,23.6,20.3,19.2,18.4,16.3,21.2,21.7,22.3,22.4,24.4
2002,25.1,23.2,24.3,23.3,19.9,16.6,17.7,19.9,21.8,23.6,23.8,25
2003,25.7,25.7,25.4,23.4,19.9,16.5,17.1,19.7,21.9,23.4,24.6,25.9
2004,24.9,24.6,23.7,22.1,19.8,16.7,16.9,21,21.6,23.5,26.2,26.5
2005,25.2,25.7,23.6,21,20.2,18.4,18.4,21.1,24,24.3,24.4,24.4
2006,24.3,24,22.3,21.1,17.7,16.9,18.9,18.6,22,24.1,23.9,25.9
2007,25.8,27.1,25.3,22,20,17.2,17.7,20.7,24.3,21.5,23.8,23.7
2008,23.9,25.8,23.9,21.3,19.9,17.1,17.9,20.7,23.1,23.2,23.7,25.1
2009,25,23.6,23.9,22.4,19.5,17.7,16.8,19.6,23.1,23.2,22,26.2
