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