1901,20.5,19.7,18.5,15.2,9.4,6,5.3,8.8,12.3,17.2,18.7,19
1902,19.5,19.2,17.6,15.7,9.2,5.8,6.1,8.5,13.4,16.3,18.9,20
1903,20.1,19.6,18.3,16,10.2,5.8,5.7,8.7,11.9,16.7,18.9,19.2
1904,19.1,18.4,16.7,14.7,9,6.5,5.2,8.3,12.1,17.1,19.5,18.6
1905,20,19.1,16.8,14.5,8.9,6.1,5.1,8.6,13.3,18.2,19.3,20
1906,20.4,18.4,17.3,14.1,9.4,6,5.1,7.8,12.7,16.3,18,18.9
1907,19.2,18.7,17.3,14.1,8.9,5.7,4.3,7.5,12.5,16.5,18.5,18.5
1908,19.3,18.9,17.3,14.2,8.8,6.6,5.4,9,13.7,17.6,18.6,19.4
1909,19.4,18.7,16.8,13.2,9,5.5,5.6,8.8,12.7,17,18.8,19.5
1910,19.4,18.9,17.1,14,8.5,5.7,5.2,8.6,12.6,16.4,17.6,19.2
1911,19.2,18.8,16.5,13.7,8.4,4.9,4.7,7.9,12.1,17.7,19.2,20.8
1912,19.9,19.5,17.1,15.5,10.3,5.5,5,8,12.2,16.9,20.4,19.8
1913,20.4,19.5,17.3,14.8,9.2,5.7,5.7,8.8,12.9,17.2,18.9,20.7
1914,20.7,19.1,17.7,15.7,9.6,6.2,5,7.8,14,17.9,19,19.3
1915,19.8,18.8,16.5,14.7,8.7,5.9,5.7,8.3,12.6,17,19,19.6
1916,19.6,20,17.9,14.3,8.4,6.1,5.8,7.8,13,18,18.9,19.1
1917,19.3,19.2,17.4,14.5,9.3,6.3,5.3,7.9,12.6,17.8,19.1,18.6
1918,18.4,18.7,16.4,13.1,7.5,6,5.8,7.1,12.3,16.6,17.6,18.5
1919,19.2,18.9,16.9,15,7.7,5.6,6.1,7.8,12.4,16.5,18.2,19
1920,20.7,18.7,16.6,14,8.9,5.4,5.6,7.9,12.7,16.1,19.1,20.1
1921,20.4,19.1,17.3,14.5,8.8,6.3,4.5,7.6,12.3,16.9,17.9,18.7
1922,21.2,19.9,18.4,15.2,9.5,7,5.9,9.1,13,15.1,18.5,20.2
1923,18.8,18.8,17.3,13.8,8.9,6.8,5.5,9.6,11.3,17,19.6,20
1924,20.6,18.8,18.1,13.6,8.9,6.8,4.9,7.7,12.5,16.5,18.2,18.5
1925,19.3,18.7,17.1,15,7.7,6.5,5.2,7.9,11.1,15.9,18.6,19.8
1926,20.8,20,17.6,15.1,8.8,6.2,4.3,7.1,12.4,16.3,18.4,19.1
1927,20.1,19.1,17.3,14.6,8.2,5.5,5.3,7.4,13.2,16.3,19.2,19.5
1928,20.1,19.4,18.2,14.9,8.6,6.8,4.6,7.6,13.6,17.8,19.4,20.1
1929,20.3,19.7,17.1,13.9,9.9,7,5.5,8.3,13.6,18.5,20,19.2
1930,19.6,19.5,17.5,14.8,8,5.6,5.3,7.6,11.5,16.8,19.9,19.9
1931,21.1,21.2,19.2,14.7,11.4,7.2,5,8.4,12.4,16.6,17.8,18.7
1932,19.8,19.4,17.4,16.6,9.6,5.3,3.3,7.7,12.2,17.7,19.3,20
1933,20.4,19.8,18.5,15.7,9.7,6.8,6.2,8.7,12.4,17.7,18.4,19.2
1934,19.8,19,17.4,15.5,10.8,8.1,6.7,10,13,15.9,18.8,19.7
1935,20.3,18.9,17.3,14.3,9.4,5,5.6,6.3,12.6,18.3,18.6,19.7
1936,19.5,19.7,16.8,14.4,7.9,6.2,5.8,8.9,11.5,17.1,18.3,19
1937,20.1,19.6,17.2,14.6,8.4,4.5,3.7,7.9,11.1,15.6,18.6,17.8
1938,20,19.5,18,15.3,10,6.4,5.5,8.5,12.3,17.5,16.9,18.9
1939,19.7,19.1,17.1,13,9.7,6.5,5.5,8,11.5,16.4,17.8,19.3
1940,19.4,19.7,18.2,14.9,8.4,6.4,4.9,9.6,13.1,17.1,18.2,20.7
1941,21.2,20.2,17.3,15.1,9.1,6.5,6,8.8,11.6,17.8,18.6,19.1
1942,20.4,21.2,18.7,15.6,9.5,7,6.3,9.4,13.5,16.9,18.8,19.7
1943,19.8,19.1,17.9,15.4,9.7,5.9,5.7,8.4,12.9,18,18.9,19.4
1944,20.1,19.8,17.6,14.5,7.6,5.9,5.2,8.7,12.3,17.6,19.2,19.7
1945,20.2,20.7,18.2,14.9,8.5,3.8,5.2,9,14.3,16.8,19.6,19.5
1946,20.3,19.7,17.6,15.1,10.2,6.3,5,7.1,12.6,17.4,19.4,20.2
1947,20.6,20.6,17.9,15.6,9.9,6,3.2,8.4,13.4,17.6,19.9,19.6
1948,19.8,19.7,18.1,14.5,10.1,5.9,6.1,8.9,11,16.6,18.4,19.1
1949,20.5,18.9,17.8,14.1,9.9,6.9,6,9,13.2,17,18.6,19.6
1950,20.3,19.9,18,14.1,8.2,6.5,6.3,8.5,12.8,15.8,18.1,19.4
1951,19.5,19.8,17.7,15,10.5,4.8,4,8.2,11.7,16.6,17.8,19.5
1952,20.3,19.9,16.5,14.6,8.3,7.1,5.4,7.9,12.1,17.2,18.3,19.1
1953,20.5,19.7,17.3,15,9.3,4.6,3.9,7.4,11.3,16.9,18.5,19.5
1954,19.8,19.1,17.3,13.9,9.1,4.7,3.1,7.6,12.7,16.6,17.3,19.3
1955,20,18.8,17.2,13.6,10.3,6.8,4.9,6.3,11.9,16,17.9,18.9
1956,20.3,18.9,17.8,14.6,8.3,6.1,5.8,7.2,11.7,16.4,18.8,18.1
1957,20.1,19.4,17.7,13.7,9,5.2,5.9,8.8,13.7,16.4,20,20.4
1958,20.6,19.7,17.7,14.8,9.2,5.5,5.2,7.3,13.9,16.6,18.6,20
1959,19.4,19.9,17.9,14.6,8.2,7,6.7,8.1,12.3,16,18.8,20.1
1960,19.9,20.1,17.1,14.6,8.8,6.8,5.5,9.9,13.9,17.7,19.6,19.4
1961,19.3,18.6,18.3,15.4,9.7,6.9,7.6,7.9,13.7,16.7,19.1,18.7
1962,19.9,18.7,17.1,13.6,8.6,4.8,5.7,8.9,12.2,17.7,18.1,19.4
1963,19.6,19,17.1,13.8,7.1,5.2,4.5,7.3,14,17.4,19.2,19
1964,19.2,19.2,18.3,13.8,9,3.5,4.2,8.2,12.3,17,17.4,18.8
1965,19.2,18.9,17.4,14,8.9,3.6,5.5,9.4,14.8,15.2,18.5,18.9
1966,21.1,19.7,16.7,13.5,8.2,8.3,5.4,8.9,13.2,18.5,19.8,19.7
1967,20,19.4,17.1,14.5,10.1,7.2,5,9.2,13.9,17.2,19.4,19.4
1968,19.4,18.1,18,14,10.5,3.6,6.5,9.2,13.8,18,20,19.7
1969,20.3,20.3,18.7,14.6,9.7,6.8,6.1,10.5,12.9,16.6,18.8,19.6
1970,20.6,20,17.5,15.4,10.1,7.4,5.9,9,13.4,18.1,18.9,18.9
1971,19.8,19.8,17.7,15.3,9.9,6.9,6.7,7.9,13.3,17.3,18.3,18.9
1972,20.2,18.4,18.2,15.5,8.2,5.4,5.5,7.7,13.2,18.3,18.9,20.5
1973,20.4,17.8,18.8,15.5,9.2,6.9,6.3,9.1,13.5,18.3,18.8,18.2
1974,19.6,18.9,16.7,14.2,8,5,4.9,7.6,11.3,16.1,18,18.8
1975,19.1,18.7,17.1,14,9.1,6.1,4.2,7.4,12.4,15.2,19,18.5
1976,19.4,18.4,16.9,13.7,8.3,6,3.5,6,11.9,16.1,17.3,18.9
1977,20,19.5,17.2,14.3,8,5,4.6,8.3,12.9,17.9,18.9,19.4
1978,19.9,19,17.6,14.1,8.4,4.5,5.3,8,12.8,15.4,18.4,18.2
1979,18.5,19,16.4,14.8,9.4,6.2,4.6,9.2,13.2,17.6,19.1,19.3
1980,18.7,19.5,18.3,13.8,8.6,5,5.3,9.6,12.7,17.6,18.1,19.3
1981,19.2,19.8,17,14.1,8.7,4.6,4.5,7.8,11.6,16,18.7,19.5
1982,19.4,20.1,18.2,14.9,9.5,6.2,6.3,9.2,13.9,17.1,18.2,19.3
1983,20.8,18.6,18.5,16.2,9.5,7.3,6.8,7.8,13.4,17.3,19.2,21.5
1984,19.3,19.4,18.6,14.4,10.2,6.7,5.3,9,14,18.2,18.7,18.9
1985,20.3,19.3,17.6,14.3,9.9,5.5,6.4,10,13.7,18.7,20.7,19.1
1986,20.9,19,17.9,15.6,10.5,7.4,5.3,9,13.9,17.7,19.1,20.4
1987,19.8,20.3,18.9,15.5,11.8,6,5.9,9.5,14.5,18.7,20.6,19.8
1988,20.9,20.7,18.4,15.1,9.7,6.3,4.9,9.7,13.2,16.5,19.6,19.6
1989,19.5,19.8,17.1,14.6,8.9,6.8,5.4,9.3,12.7,16.3,19.1,19.1
1990,20.4,18.3,17.2,15,10.6,7.1,5.7,9.6,14.4,17.6,20.3,19.2
1991,20.2,19.4,17.6,12.3,9.6,6.3,5.1,7.9,14.1,17.3,19.4,19.6
1992,19.7,19.2,18,15.5,9.2,5.5,6.4,8.5,13.8,17.8,18.9,19.7
1993,20.5,18.9,18.3,14.7,9.7,6.4,7.9,10.1,13.7,20.1,20.1,20.6
1994,20.7,19.7,17.6,13.3,10.2,5.2,5.5,9.2,14.9,17.9,20.6,20
1995,21.4,20.7,19.2,15.5,11.9,6.4,6.1,11.4,14.6,17.8,20.7,19.5
1996,21.6,20.4,16.7,16.1,11.4,6.2,5.3,9.4,13.4,19,19.1,20.1
1997,20.4,19.5,18.2,13.5,9.4,7.3,7.1,10.3,16.4,19.1,19.6,20.9
1998,20.7,21.1,19.1,16.4,9.9,7,8.3,11.7,14.9,19.2,20.1,20.2
1999,20.8,20.2,19.3,15.5,11.1,7.7,7.6,9.7,13.8,18.8,19.5,20.3
2000,19.8,20.2,18.7,13.6,9.3,8.3,7,9.6,13.2,18.6,17.8,19.5
2001,19.5,20.1,19.6,16.5,11.1,6.3,5.4,9.7,13.5,17.9,18.9,20.3
2002,19.9,19.8,17.3,16.2,9.7,6.6,6,10.6,14.8,18.7,20.2,20.8
2003,20.7,20.8,18.2,17.2,10.3,8,6.4,9.6,14.5,19.2,19.9,19.2
2004,18.9,20.4,19.4,16.1,9.9,6.6,5.4,9.9,13.3,20.1,20.3,21.6
2005,20.9,20.2,19.4,15.5,12,8.4,7.7,10.8,14.4,19.1,21.2,20.4
2006,20.3,19.5,17.4,14.9,8.9,6.2,6.6,8.5,13,18.7,19.1,19.9
2007,19.8,20.3,18.7,16,9.3,6.5,5.6,8.4,14.3,17.4,19.6,19.6
2008,20,19.7,17.2,14.3,9.8,6.8,6.1,9.8,13.5,17.1,19.9,20.2
2009,20.3,21.1,19,16,9.7,6.9,5.9,13.6,13.9,19.3,19.4,21
