1901,20.3,20.3,19.1,13.7,13.8,12.2,12.9,12.2,15.5,17.6,18,20.5
1902,20,22.4,19.7,16.8,14.9,14.2,12.8,9.5,15.3,15.5,18.9,20
1903,20.3,20.8,19.7,15.3,12.2,12.2,11.3,11.8,15.7,15,18,18.8
1904,19.4,19.3,19.8,16.7,11.4,11.2,13,11.9,14.4,15,18.1,18.6
1905,19.2,19,19.5,14.9,12.9,12.8,10.6,12.1,14.1,17.5,16.9,19.1
1906,22.2,22.1,20.9,16.7,15.6,11.7,12.8,12.1,13.2,16.7,18.8,18.8
1907,20.9,21.3,21.2,16.8,11.9,11.7,11.8,11.1,14.8,16.3,18.5,21.1
1908,21.2,20.2,19.4,16.3,13.5,13.2,13.2,11.1,14.3,16.3,18.5,20.1
1909,21.3,19.8,19.3,17,10.8,10.8,12,15,14.8,15.8,17.1,18.4
1910,21.3,19.5,18.9,17.6,13.3,13,11.2,13.5,14,15.9,18.6,19.5
1911,21.9,21.1,18.5,16.3,14.2,10.3,11.5,11.6,13.5,15.6,19.1,20.7
1912,21.7,22.2,20.5,17,14.5,13.4,10.8,12.4,13.3,17,19.1,21
1913,18.4,19.3,17.7,16.4,13.1,10.1,14.6,11.9,13.4,15.7,17.9,18.5
1914,20.1,19.4,19.6,16.7,12.8,14.1,15.2,11.3,13,15.6,16.6,18.1
1915,20.4,21.9,16.9,17.4,15,7.7,10.7,12.8,12.1,15.2,16.1,18.6
1916,19.5,18,16.4,16.2,12.9,10.4,8.3,10.8,15.2,15.2,18,18.5
1917,22.1,19.7,18.1,14,11.3,10.6,9.5,10.6,14.3,14,16.5,20.3
1918,21,18.3,17.8,15.4,11.5,10.1,10.2,11.8,13.9,15.8,18.5,19
1919,21.6,19,19.6,17,15.1,11.8,13.4,10.5,10.7,15.9,17.1,20
1920,20.9,20.5,20.4,17.7,13.7,11,8.7,10.6,13.4,16.2,19.1,19.4
1921,20.7,20.3,18.5,15.7,16,9.2,10.4,12.4,13.4,16.2,18,22.4
1922,20.9,20.1,18.8,16.5,13,9.7,13.4,12.4,13.8,13.4,18.9,19.6
1923,21.6,20.9,20.8,17.8,10.9,11.7,9.7,13,14.4,15.9,18,20.6
1924,20.4,20.6,19.8,14.4,11.1,11.9,10.5,10.3,12.2,14.9,16.3,21.2
1925,20.3,21.7,20,17,12.9,9.3,10,15.2,14.1,15.4,18.5,21
1926,22.2,21.7,22.4,16.7,12.6,13.8,11.2,13.7,16.1,17.4,19.6,20.1
1927,21.6,21.8,20.3,16.4,13.4,10.5,11.9,12.6,14.8,16.8,18.6,19.1
1928,22.4,20.9,19.9,17.8,13.3,10.2,10.6,11.6,12.7,16.5,19.5,20.3
1929,22.7,21.1,19.8,17.4,13.2,10.2,10.6,11.7,12.9,16.4,19.3,20.4
1930,20.9,20.3,20.1,17.9,14.4,16.8,11.6,11.7,13.2,15.7,18.3,20.4
1931,22,22.7,20.8,16.3,11.3,9.8,12.4,13.5,12.7,17.2,17.7,21.2
1932,22.6,20.8,20.5,17.7,12.5,11.3,15.3,11.2,14.6,17.2,19.7,20.4
1933,22.5,21.9,21.4,19,15.7,12,9.5,13.8,15.3,18.9,19.2,21.8
1934,22.6,20,21.6,14.5,15,15.1,12.3,12.9,15.1,16,19.6,20.7
1935,23,22,22.4,16.2,13.1,14.8,11.6,12.8,12.8,15.3,18.3,20.6
1936,22.7,21,21.5,16.2,16.9,13.6,11.6,10.2,15.2,17.6,19,21.2
1937,22.3,21.1,19.2,15.2,12.9,14.1,12.3,14.9,14.1,15.7,18.9,21.1
1938,21.6,20.6,20.7,15.4,14.3,13.7,12.9,12.3,15.2,16.5,19.2,21.3
1939,22.6,21.1,19.8,15.4,15.5,14.8,11,14.5,15,18.9,17.6,19.4
1940,20.3,19.7,18.6,17.3,17,14.6,15.6,11.5,15.1,15.5,18.2,22.1
1941,21.7,22,19.5,18,13.7,9.4,12.7,13.9,10,17.1,18.1,19.9
1942,22.4,21.9,20.4,17,11.8,9.2,8.8,13.7,13.7,16.2,19.3,20.8
1943,23.1,21.4,20.1,15.7,15.3,12.8,14.3,8.3,14.3,18.6,18.5,20.4
1944,22.5,22.6,19.6,15.4,15.1,13.7,13.2,15.1,17,19.6,18.2,22.6
1945,22.9,22,20.4,17.5,12.8,11.2,12.8,16.5,15.8,19.7,19,20.8
1946,20.5,22.2,19.5,16.4,14.1,11,10.3,15.1,16.7,17.1,20.3,19.7
1947,22.1,22.4,20.2,17.2,15,14.9,10.7,12,14.7,15.7,19.4,20.9
1948,24.2,21.2,19.9,17,14,14.8,13.2,11.7,16.1,16.9,18.3,22.2
1949,22.6,21.8,21.8,16.3,14.9,13.8,13.2,13.3,14.7,15.3,20.7,21.5
1950,20.8,20.8,18.6,18.1,17.1,13.7,13.1,15.7,14.3,16.5,18.6,21.1
1951,21.5,19.9,18.8,14.6,16.2,13.6,14.5,13.4,15.8,18.1,19.7,20.7
1952,23.6,21.7,21.6,14.9,16.7,9,14.3,15.2,13.9,16.9,18.9,21.2
1953,22.4,22.1,22.3,16.3,15,13.1,9,17,17.4,16.3,19.6,21.8
1954,21.8,22.6,20.5,18,12.5,12.9,12,13.8,14.3,16.2,21.1,20.4
1955,23.1,23.5,18.9,16.9,13.3,13.2,8.5,13,14.8,14.9,19.8,21
1956,21.1,21,20.3,15.5,10.7,10.3,11.5,12.1,15.3,17.4,19.4,21.4
1957,22.1,20.3,21.5,16.1,16.8,12.4,10.1,13.5,12.4,19,19.2,21.8
1958,23.4,23.1,20,16.7,13.2,14.7,14.9,10.6,14.7,16.6,18.8,20.2
1959,22,22.2,21,18.2,14.6,12.7,15.4,11.5,15.4,17.5,18.7,19.1
1960,23.1,21.5,20.1,16.5,12,13.6,13.5,13.1,15.1,18.1,19.2,21.8
1961,23.1,22.1,19.9,17.8,15.8,13.3,12.9,15.6,15.5,19,20.2,20.6
1962,20.7,19.4,20.3,16.8,12.4,11.3,8.4,10.7,15.3,15,19.9,22
1963,23.4,22,22.2,17.4,15.2,12.4,15.5,14.5,17,19,19.7,21.5
1964,22.1,21.5,20.5,18.7,15.5,9.7,9.6,12.7,14.9,15.7,17.7,19.8
1965,21.4,21.8,18.2,17.6,14.5,16,11.7,14,14,17.8,19.5,20.8
1966,21.8,21.3,19.9,18.2,14.3,14.1,13.4,10.7,13.5,17.5,20.7,22.2
1967,20.8,20,19.4,15.9,15.2,9.8,13.5,14.7,16.2,18.9,18.1,21.1
1968,20.4,20.7,19.8,12.7,10.5,13.1,13.7,13.1,12.5,18.1,19.6,21.1
1969,21,22.4,20,16.8,15.6,11.8,13.3,10.6,15.3,15.9,19.8,20
1970,22.1,20.5,21.5,18.6,14.9,11.9,11.9,11.1,13.9,16.8,15.8,19.3
1971,21.1,20.5,19.4,14.5,11.6,8.8,12.9,12,15.3,15.1,17.4,19.4
1972,20.6,20.6,19.4,14.7,16.1,16.7,12.2,11.5,14.7,15.8,18.2,19.2
1973,22.7,22.2,19.8,18.7,14.1,12.3,12,9.7,13.5,16.5,16.1,19.6
1974,22,21.2,19.4,15.6,13.8,9.9,13.2,11.3,13,14.2,16.3,19.5
1975,20.7,20.8,19,16.6,13.7,13.4,9.6,11,14.5,16,17.4,20
1976,22.1,19.7,18.1,14.8,12,10.5,11.5,10.9,11.3,15.7,17.8,19.2
1977,21.2,21.8,21,15.6,13.8,13.1,15.5,12.4,15,17.9,18.8,21.8
1978,21.7,20.5,20.9,13,11.1,11.5,14.3,11,14.3,17.6,18.7,20.3
1979,21.6,21.2,18.9,15.5,12.4,10.2,12,15.2,12.5,18.2,18,20.6
1980,20.2,20.4,21.4,18.4,15.9,11,10,12.8,11.4,16.6,17.9,20.3
1981,22.1,22.1,20.1,17,16.9,10.5,10.6,13.7,13.4,15.7,18.8,19.8
1982,20.7,20.4,19.4,17.1,13.8,12.7,14.2,15,15.8,16.8,18.3,19.9
1983,22,21.4,18.8,17.6,15.8,10,12.4,12.2,11.8,16.9,17.5,20.7
1984,22.1,22.3,20,15.6,15.8,12.1,12.5,9.7,13.9,19.5,19.7,18.3
1985,21.1,22,19.7,17.6,14.8,12.3,12.2,12.9,14.7,17.3,20.1,21.6
1986,22,21,19.4,18.9,15,15,12.7,14,14.3,16.3,19.7,20.3
1987,21.9,19,18.9,18.3,11.1,10.1,15.8,11.2,12,16.4,19.4,18.6
1988,21.4,19,21.1,16,10.8,10.1,9.4,13.4,14.3,15,18.1,20.5
1989,20.5,20.3,18.5,16.9,13.3,12.1,10.1,12.4,12.4,16.1,18,20.9
1990,21.2,20.2,20,18.4,13.1,10.2,9.4,13.3,12.8,19.2,20.8,20.2
1991,20.3,19.1,20.5,16.8,15.3,12.8,11.3,12.6,16.2,16.4,17.3,20.6
1992,19.9,20.8,19.3,16.5,15,15.2,9.2,10.8,13.4,16.5,17.2,20.5
1993,21.8,20.6,20.2,17.9,13.3,12,10.9,10.7,12.8,18,18.4,21
1994,20.5,20.4,18,17.1,17.7,16.7,12.9,12.9,13.1,19.2,18.2,21.6
1995,21.8,20,19.2,14.6,12.2,13.1,14.6,13.5,14.8,15.3,18.7,19.8
1996,21.8,20.8,19.3,17.9,14.4,9.4,8.8,14,12.9,16.6,18.9,20.6
1997,22.3,21.4,18.4,15,14.4,12.6,15.2,13.8,16,18.2,20.4,21.4
1998,22.6,21,19.5,17.3,13.5,11.9,14.5,13,12.8,17.4,18.2,18.9
1999,21,21.3,21.4,16.9,12.7,11.8,11.8,11.8,15.8,17,17.3,20.2
2000,21.7,20.8,19.6,17.8,13.4,14.3,7.6,12.8,14.3,18.4,17.5,19.8
2001,22.1,22,21,18.8,12.4,12.6,13.3,15.6,16.7,18.5,19.8,19.9
2002,21.6,20.6,23.5,19.2,17,12.4,12.1,14.2,14.1,19.8,19.4,21.8
2003,21.8,21.6,20.5,15.9,14.4,16,12.6,10.6,14.2,17.8,18.5,20.1
2004,20.3,19.6,19.2,19.3,11.2,13.5,12.3,12,15.5,16.6,18.2,20.3
2005,21.5,20.8,19,17.8,16.1,13.3,11.5,13.5,10.9,16.9,18.6,19.7
2006,23.1,19.9,20.1,16.3,10.6,12,15.4,12.4,13.4,19.4,18.6,21.6
2007,22.3,21,20.3,19.1,11.3,13.2,9.4,11.4,17,19.3,17.7,20.6
2008,22.4,20.9,19.1,15.4,12.6,10.9,15.7,12.9,11.9,18.1,19.3,20
2009,20.3,20.6,20.3,17.4,15.1,9.4,9.8,13.3,14.2,17.2,21.8,21.2
