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