1901,22.8,22.6,22.1,19.2,20.1,19.7,18.6,20,25,23.8,23.7,23.7
1902,23.5,22,22.5,22.4,20.7,19.8,17.6,16.5,23.1,22.9,22.9,24.7
1903,23.8,24.2,19.8,19.2,18.3,18,18,19.3,24.5,21.4,22.6,22.7
1904,23.2,22.3,21.1,20.9,18.8,17.3,19.3,19.9,24,22.5,23.7,22.9
1905,22.9,21.5,22.2,19.3,18.8,19,17.4,19.9,23.4,24.8,23.6,24.1
1906,22.6,23.5,23.2,22.6,20.7,15.2,17.8,19.9,22.9,23.6,23.3,23.9
1907,22.9,22.8,23.4,19.9,17.1,16.4,17.2,17.6,22.8,22.3,24.1,24.4
1908,23.6,21.8,22,19.2,18.2,18.4,18.1,18.2,22.2,21.8,24,23.4
1909,24.2,21.7,20.7,20.4,16.4,16.1,16.5,20.4,23.6,22.4,24.2,23.4
1910,23,21.5,20.3,20,18.3,18.4,17.4,20.5,22.3,21.9,24.2,22.6
1911,23.1,22.2,20.7,19.2,18,15.2,16.1,18.1,21.5,21.6,23.6,24.2
1912,23.3,23.5,22.4,20.4,18.1,17.2,15,18.5,22,23,23.7,24.7
1913,22.5,22.3,21.2,20.9,18.7,16.5,17.8,19.6,21.6,23.5,23.5,23.4
1914,23.6,22.2,20.8,19.3,19,18.2,19.1,19,20.6,22.2,23.1,23.5
1915,24.1,22.9,20.3,21.9,19.6,13.9,17.1,20,21.2,22.9,23.6,24.5
1916,23.7,21.4,21.3,21.2,18.2,13.1,15,18.7,22.7,22,24.3,23.3
1917,23.2,21,19.9,19.4,16.2,15.9,15.6,18.2,21.7,21.2,22.4,24.3
1918,22.4,20.6,20.7,20.1,17,16.5,16.3,18.6,21.4,21.9,23.8,23.8
1919,23,22.5,21.5,21.2,20.7,16.6,17.1,17.8,20.9,22.9,24.7,24.4
1920,23.4,22.3,21.8,21.1,18.8,15.2,15.2,18.4,21.8,22.2,24.1,24
1921,23.1,21.7,20.6,20.3,19.5,14.1,14.5,19.2,20.2,22.5,22.5,23.9
1922,22.4,22.3,20.9,19.9,17.9,14,17.6,18.1,21.8,21.4,23.5,23.7
1923,22.5,22.5,21,20.5,16.4,16.9,14.9,18.1,21.7,21.7,23.8,23.4
1924,21.9,22.6,21.7,19.7,17.5,16.5,16.3,17.4,20.6,21.1,23.4,24.1
1925,23.3,22.3,21.8,20.9,18,15.6,15.8,20.7,22.3,21.7,24.4,24.1
1926,23.8,22.2,22.4,20.5,17.5,18.4,16.7,19.2,21.5,22.9,24.8,23.6
1927,23.6,22.2,21,19.4,17.3,15,16.2,18.2,20.6,22.3,24.5,24
1928,22.8,21.6,21.9,21.2,17.6,15,16,18.7,20.5,22.3,23.9,23.1
1929,23.4,22.7,21,20.2,16.6,15.3,16.3,18.1,22.3,21.5,23.9,24.6
1930,23,21.4,21.3,21.1,18.4,18.4,17.1,18.2,20.8,21.7,22.5,24.6
1931,21.7,20.9,19.9,18.6,14.4,13.6,15.4,17.3,17.8,21.2,20.5,22.5
1932,21.3,21.1,20.1,19.2,15.6,15.2,17.8,16.6,19.7,21.1,22.6,21.8
1933,20.1,19.6,19.8,18.1,17.2,15.6,13.5,19.1,20.5,21.2,21.7,22.8
1934,21.3,19.1,20.5,16.7,17.6,17.8,15.5,18.1,19.4,20,21.7,22.3
1935,21.6,21.4,21.2,18.4,18.9,16.7,15.6,17.6,19,19.4,22.5,25.7
1936,22.6,19.8,20.9,20.1,18.7,16.7,16.4,17.1,21.4,22.8,21.2,23.9
1937,21.2,22.5,21.5,18.4,16.6,17.2,16.3,19.5,19.4,19.6,23.9,22.6
1938,21.9,20.7,20,17.7,18,16.6,16.9,17.2,21.1,21.3,22.3,22.4
1939,22.5,21.8,20.3,18.4,19.8,18.4,16.8,20.7,21.4,20.8,21.7,21
1940,21.5,21.2,20.6,21,21,18.7,19.1,16.6,20.1,17.8,21.7,24.4
1941,22.6,21.7,19.9,20.3,18.3,17.2,15.3,19,18.9,23.2,22.6,23.6
1942,23.3,23,21.6,19.1,16.7,13.8,14,18.7,19.7,19.7,22.1,21.5
1943,21.7,20.9,18.6,16.1,16.4,13.5,13.3,16.2,19.3,20.9,21.3,21.1
1944,19.9,18.5,18.6,17.5,15.5,15.4,15.1,19.9,22.9,20,20.8,23
1945,22.3,20.2,19.2,19.7,18,14,15.1,19,19.5,20.6,21.3,23.2
1946,21.9,21.3,19.5,19.4,15.5,13.8,13.8,17.3,20.6,20.3,22.8,21.9
1947,22.2,20,19.1,17.7,15.7,16.4,12.5,15.3,18.1,19.3,21.2,22.3
1948,22,20.3,18.9,17.9,16.3,15.6,14.6,16.7,21.4,20,20.3,22.3
1949,20,19.3,19,17.5,16.3,14.6,13,16.1,17.4,20,21.4,21
1950,19.5,19.8,18.8,18.5,17.6,14.9,15,17.5,18,19,20.6,22.2
1951,20.3,18.4,19.3,16.7,16.9,15.1,16.7,16.6,18.8,20.4,21.6,21.6
1952,22.4,19.2,20.4,17,17.4,10.6,13.8,17.4,17.7,19,19.6,21.2
1953,22.2,20.3,19.8,17.3,16.4,15,12.2,19,22.6,19.7,22,21.6
1954,22,19.7,18.8,18.5,14.9,14.9,13.6,17,18.9,20,21.4,21.7
1955,21.7,20,18.1,17.7,16.2,15.2,12,16.7,19.6,18.7,21,21.5
1956,21.6,19.4,20.5,17.6,14.5,12.9,14.6,15.3,18.5,18.4,20.6,20
1957,21.1,19.4,20,16.7,17.4,14.1,13.5,17.1,18.1,20.4,19.7,22.4
1958,20.3,21.6,19.4,18.7,15.6,16.2,16,14.9,19.5,19.1,20.8,20.9
1959,19.8,20.4,19.1,17.6,15.2,14.7,16.5,16,19.3,19.3,19.9,20.8
1960,20.1,19.4,18.5,17.2,15,15.5,14.6,17,18.5,18.9,20.1,21.3
1961,24.4,21,20.4,18.9,17.8,15,15.9,21.5,20.8,21.8,23.4,24.5
1962,21.9,20.9,21.7,18.6,16.1,14.9,11.4,18,21.3,21,24.7,22.4
1963,23.2,18.8,20,20.3,17.1,15.1,16.4,18.9,18.7,19.8,22.8,23.3
1964,22.2,22,19.7,19.2,18.3,14,14.1,17.6,20.4,20.2,21.3,22.8
1965,22.3,22.7,19.7,19.8,17.5,18.8,15.9,19.3,19.3,23.4,23.1,22.5
1966,23.2,21,21.7,19.8,17.9,18.3,16.5,17.9,20.7,22.1,24.2,22.7
1967,23.3,22.3,20.4,21.3,21.6,13.2,14.7,18.7,20.8,22.7,21.6,24
1968,22.8,20.9,21.2,18.1,17.8,14.7,16.7,18.8,20.3,19.9,23.3,23.9
1969,23,22,22.7,21.4,19.8,16,17.6,18.2,23.4,21.8,23.8,23.4
1970,22.2,23.2,21,21.5,18,15.6,15.9,18.2,22.6,22,23.5,25.1
1971,22.5,20,20.7,18.4,16.3,14.3,17.4,18.7,22.9,20,22.2,24.7
1972,23.1,22.9,20.6,18.4,19.3,17.3,15.6,17.8,21.9,22.4,23.2,22.6
1973,23.7,22,21.4,18.7,16.8,16.5,13,17.2,19.6,22.6,22.4,23.4
1974,23.2,19,19.8,18.3,17.3,15,14.9,17.3,17.9,20.2,24.3,22.8
1975,22.3,21,20.2,19.9,17.1,17.8,15.2,17.8,20.4,22,23,25
1976,21.7,20.6,18.8,18.4,16.3,15.4,15.6,16.6,18.3,21.8,23.9,24.2
1977,23.7,20,20.7,18.8,16.6,16.5,16,17.3,20.9,23.1,22.9,23.4
1978,21.1,20.7,21.4,19.3,18.3,15.6,18.6,17.9,22.6,23.1,23.2,22.9
1979,21.5,21.4,18.9,18.2,18.4,16,16.9,21.6,19.6,23.6,22.5,21.7
1980,22.8,21.6,21.8,20,19,14.9,16.2,18.8,20.8,21.2,23.1,24.4
1981,21.1,20.4,20.9,18.7,19.2,15.1,14.9,19.2,19.1,20.9,21.8,23.5
1982,21.5,20.1,19.6,18.2,17.5,14.8,16.1,19.5,20.6,22.5,23.4,22.5
1983,23.5,22.2,22.7,20.2,17,14,14.2,17.4,19.3,23.8,22.9,24.8
1984,21.7,21.3,19.5,18,17.7,12.5,16,15.1,21.5,22.3,21,20.7
1985,22.1,20.5,21.3,19.4,18.9,16.3,14.5,17.5,19.8,21.8,22.6,22.5
1986,23.8,22.2,20.1,20.9,19.2,18.1,17.2,18.3,21.2,21.4,22.6,23.1
1987,22,22.9,22.1,20.7,15.3,17.7,19.2,18.6,20.9,22,22.7,21.8
1988,22.9,20.8,22,19.7,15.1,15.4,14.3,19.7,20,22.2,25.5,24.1
1989,23.3,24.6,21.1,19.3,16.9,17.3,16,20.2,19.8,22.2,23.9,24.7
1990,23.7,20.8,21.5,19.8,17.7,15.7,14.4,20.6,20.2,22.4,24,23.3
1991,21.9,22.2,21.2,20.4,19.6,17.2,16.1,17.9,20.6,20.7,21.8,23.3
1992,21.7,20.2,22.1,20.3,18.2,17.6,14.9,18.3,20.4,21.7,22.1,23
1993,22.9,21.3,22.3,20.5,18.8,18.6,16.1,19.6,20.9,21.5,23.6,24.8
1994,23.8,21.2,22,19.3,20.6,19.2,16.4,19.4,22.7,21.7,22.5,25.6
1995,22.4,20.7,20.5,20.8,17.6,17.5,15.5,17.5,20.9,22.4,24,25.3
1996,22.8,21.9,21.1,19.5,17.3,13.7,14.9,20.5,19.2,22.1,22,23.3
1997,23.6,20,21.3,20.9,18.4,16.8,17.4,16.7,22.3,23.1,22.9,25
1998,22.8,20.6,20,17.9,17.6,15.8,16.1,17,20.2,22.2,20.9,24.2
1999,20.3,22.1,20,17.1,15.9,14.7,13.1,18.3,23.2,20.2,20.9,23.9
2000,22.7,22.5,18.5,19.2,15.3,15.4,13.4,18.4,20.8,22.1,20.7,22.9
2001,23.2,22.2,22,18.9,15.6,16.3,16.5,20.1,18.8,21.1,20.9,22.9
2002,22.4,20.2,22,19.1,19.3,15.2,15.2,20.2,22.5,24.9,24.3,22.4
2003,22.5,23.7,21.6,19.7,19.7,19.4,16.7,17.1,22.5,23.8,25.7,23.8
2004,23.3,20.9,22.3,20.4,13.7,16,15.7,18.4,22.8,23.1,23.9,22.5
2005,24.4,22.2,22.1,19.1,18.9,17.1,16.3,20.2,19.2,22.1,24.9,21.9
2006,22.3,22.1,21.8,19.8,15.5,16.4,17.9,19.2,22.4,23.3,23.7,23.8
2007,22.2,21.6,20.7,20.2,15.5,16.5,15.2,16.2,21.9,23.3,22.6,23.2
2008,21.2,21.4,20.5,19.6,17.2,14.9,17.7,18.9,21.3,21.7,24.8,22.1
2009,22.4,21.2,21.7,21,18.4,15.8,15.1,20.6,20.2,24.7,26.8,22.2
