1901,19.4,20,18.4,12.9,12.6,11.4,10.6,10.6,14,16,17,19.4
1902,19.6,21.9,18.8,16,13.8,12.6,10.6,8.2,13.7,14.1,17.7,19.2
1903,19.5,20.4,19.1,14.3,11.3,10.9,9.6,10.6,14.4,13.7,17.1,18.2
1904,19,19,18.9,15.9,10.6,10,11.1,10.4,13.3,13.9,17.1,17.7
1905,18.7,18.9,18.8,14.2,11.4,11.2,8.7,10.7,13,15.9,16.1,18.4
1906,21.2,21.4,20,15.7,14.1,9.7,10.7,11.1,12,15.3,17.4,17.9
1907,20.3,21,19.9,15.4,10.5,10.1,9.7,9.7,12.8,14.4,17.3,20.1
1908,20.2,19.8,18.6,15.1,12,11.6,10.9,9.6,12.9,14.7,17.2,19.2
1909,20.5,19.4,18,15.7,9.6,9.2,10,13.3,13.4,14.1,15.8,17.5
1910,20.6,19.1,17.6,15.9,11.6,11.4,9.1,11.9,12.5,14.3,17.5,18.9
1911,21,20.4,17.4,15,12.6,8.6,9.5,10.1,11.8,13.9,17.8,19.4
1912,20.7,21.3,19.3,15.5,12.9,11.8,8.8,10.8,12.3,15.5,17.9,19.9
1913,18.4,20,17,15.8,12.4,9.1,12.6,10.9,12.4,14.4,17.1,17.9
1914,20.1,19.3,18.6,15.5,12,13.1,13,10.6,12,14.3,15.9,17.3
1915,19.8,21.3,16.2,16.3,13.5,6.6,9.1,11.5,11.2,14,15.9,18.3
1916,19.3,18.4,15.9,15.5,12,8.7,6.7,9.8,13.8,14.3,17.1,18
1917,21.2,19.6,17.2,13.5,10.1,9.5,7.9,9.2,13,13,15.8,19.6
1918,20.4,18.5,17.4,14.7,10.4,8.9,8.5,10.4,12.3,14.3,17.5,18.3
1919,20.9,19,18.7,15.9,14.2,10.5,11.2,9.4,10.1,14.3,16.1,19.1
1920,20.5,20.1,19.4,16.6,12.6,9.5,7.3,9.6,12.5,14.7,17.9,18.8
1921,19.8,20,17.7,14.6,14.4,7.7,8.4,10.9,12.4,14.8,16.7,21.1
1922,20.1,19.6,18,15,12,8.7,11.9,11.2,12.8,12.3,17.8,18.8
1923,20.8,20.7,19.9,16.4,10,10.5,7.9,11.5,13.1,14,16.9,19.3
1924,19.6,20.1,18.9,13.5,10.1,10.4,8.8,9.1,11.3,13.5,15.4,20.4
1925,20,21.8,19.5,15.7,11.3,8.1,8.1,13.4,12.9,14,17.5,20
1926,21.7,21.6,21,15.4,11.2,12,9.2,12.4,14.3,15.5,18.3,19.5
1927,20.9,21.7,19.7,15.4,12.1,9.4,10.1,11.5,13.1,14.9,17.5,18.2
1928,21.1,19.9,18.8,16.7,12.1,8.9,9.3,10.4,11.8,15.1,18.5,19.6
1929,21.9,20.6,18.7,16.4,11.9,9.1,9.3,10.6,12.2,14.8,18,19.7
1930,20.4,20.2,18.9,16.7,13.3,14.8,9.4,10.2,12.3,14.1,17.2,19.6
1931,21.6,22.3,20,15,10.2,8.8,10.6,12.4,11.5,15.7,16.6,20.6
1932,22.5,20.9,19.7,16.2,11.1,10,13.9,10,13.2,15.6,18.9,19.5
1933,19.7,20.8,19.6,16.9,14.2,10.4,7.6,12.1,13.3,16.4,17.7,20.2
1934,21.9,19.2,20,13.2,13.8,13.3,9.9,11.4,13.4,14.2,17.2,18.9
1935,21.5,20.9,21.3,14.7,11.5,13.3,9.8,11.3,11.8,13.4,17.3,18.7
1936,20.1,20.1,20.1,15.2,15.4,12.6,10.1,9.1,13.6,15.1,17.4,19.9
1937,20.8,21.2,17.8,14.8,11.6,13,9,13.2,12.8,13,16.4,18.7
1938,19.6,19.7,19.1,14.3,12.7,12.6,11.1,10.5,13.8,14.6,17.5,19.9
1939,21.2,20.2,19.3,14,14.1,13.5,9.3,13.4,13.8,17.6,15.5,17.3
1940,18.9,18.6,16.8,16,15.9,13,13.8,10.1,13.6,13.5,16.8,20.9
1941,19.9,19.7,16.9,18,13.9,10.4,10.9,12.5,9.1,14.5,16.8,18.3
1942,20.4,20.7,18.9,15.9,10.5,8.2,6.6,12.1,12.3,14.1,17.4,18.9
1943,21.9,21.2,18.1,14.1,13.7,12.5,12.3,7,12.5,16.5,16.8,18.7
1944,20.3,21.5,17.9,13.9,13.2,11.8,10.6,13.5,15.3,17.5,16.8,21
1945,21.1,21.5,19.8,16.8,11.7,9.9,10.2,14.6,14.2,17.9,17,18.5
1946,19.3,21.2,18.7,15.5,13,9.5,8.3,13.2,15.2,14.8,18.8,17.8
1947,20.6,22.1,19,15.5,13.2,13.1,8.9,10.5,13.1,14.4,18.7,19.3
1948,22.1,19.8,18.2,15.5,12.4,13.2,11,10.1,14,14.6,16.2,21.8
1949,20.9,20.7,19.8,15,13.5,12.4,10.9,11.9,13,13.6,19.3,20.3
1950,20.4,20.4,19.4,16.8,15.4,11.8,10.4,13.1,12.6,14.5,16.9,19.2
1951,20.4,19.2,17.8,13.6,14.6,12.5,12.7,12.4,14.6,15.8,18.3,19.9
1952,23,22,20.4,14.2,15.4,8.3,11.9,13.6,12.5,15.1,18.2,19.8
1953,20.4,21.6,21.4,15,13.6,11.6,6.8,15,14.9,14.1,18.1,20
1954,20.4,21.5,19.4,15.9,11.2,11.1,9.6,12.3,12.5,13.6,19.5,19.2
1955,21.6,22.1,17.9,15.1,11.3,10.9,6.8,11.5,13.1,13.2,19.2,19.7
1956,19.8,20.7,19.1,14,9.4,9.5,9.5,11,13.6,16.1,18.5,19.7
1957,21.5,20.4,20.4,15,16,11.2,8.7,12,11.3,16.7,17.9,20.3
1958,22.1,22.2,18.5,15.5,12.6,13.3,13.4,9.4,13.9,15.4,17.6,18.6
1959,20.6,21.5,19.5,16.6,12.5,11.2,14.2,10.6,14,15.8,17.7,18.8
1960,22,21.2,19.2,15.6,10.8,11.9,11.4,11.9,13.5,16.4,18.2,20
1961,21.6,21.1,18.6,16.1,14.1,11.9,10.7,13.9,13.7,17.1,18.5,19.6
1962,19.7,18.6,19,15.2,10.5,9.5,6.7,9.3,13.2,13.4,18.2,20.2
1963,21.5,21.3,20.5,15.7,13.6,11,12.6,12.1,15.4,16.3,17.4,19
1964,20.2,20.7,18.9,16.6,13.5,7.6,7.2,10.8,12.9,13.3,15.7,17.9
1965,20.2,21.2,16.3,15.9,12.7,14.8,9.4,12.9,12.4,15.5,17.6,18.8
1966,20.4,19.7,18.3,16.9,12.6,12.2,11,8.7,11.3,15.2,18.2,19.3
1967,19.5,20.6,17.4,15.6,15.8,8.5,11.4,13.4,14.9,16.9,17.4,19.8
1968,20.1,20.2,18.6,11.6,9.5,11.6,12.3,11.2,11.4,16.6,20.6,19.9
1969,19.6,20.9,18.5,15.8,14.1,10.9,11.2,9.6,13,14.2,17.7,19.3
1970,20.3,20.5,20.3,17.6,13.7,11.3,9.7,11.4,13.5,15.9,15.7,19.4
1971,20.8,20.2,18.4,13.5,10.7,7.6,11.3,11.6,14.9,14.4,17.8,19.7
1972,20.2,20,18.7,14.4,15.5,15.9,10.1,11.5,14.2,14,17.4,19.2
1973,21.8,21.5,19.5,17.7,13.1,12.3,10.8,8.8,12.4,15.6,16.1,18.9
1974,21.7,20.8,19,15.3,13.6,9.2,12,10.2,12.2,13.9,16.1,18.7
1975,20,20.6,19.1,15.9,13.5,12.7,8.9,11.6,13.5,14.7,16.7,19.9
1976,21.4,19.8,17.2,13.7,11.6,9.5,9.4,10.8,12,15,17.4,18.9
1977,21.3,21.8,20.5,15.4,12.2,12.2,13.5,11.6,15.1,17.7,18.1,20.8
1978,21.9,20.1,19.8,12.8,10.6,10.8,12.3,9.9,13.7,17.1,17.7,20.6
1979,21.5,20.9,18,14.8,10.8,8.7,10.8,14.4,11.9,17,17.1,19.9
1980,20.4,20.8,22.1,18.6,15.9,10.3,8.4,11.3,10,15,17.5,19.7
1981,21,22,18,16,15.9,9,10.1,12.3,12.5,14.5,18.1,18.8
1982,19.4,19.9,18.7,16.2,12.9,12.1,12,13.9,15,15.1,17.3,19.3
1983,21.6,20.9,18.1,16.4,14.1,8.5,10,11.4,10.8,16.1,17.5,20.6
1984,22.2,22.2,19.7,15.3,14.9,10.9,10.7,9.3,12.4,18,18.3,17.6
1985,21.2,21.7,19.1,16.8,13.5,11.8,10.7,12.3,14.1,16.8,20.3,21.1
1986,22,21.1,18.3,18.1,13.7,14.7,11.4,13.4,14.1,15.7,19.1,20.6
1987,21.9,20.4,19.5,17.6,10.5,9.4,14.4,11.4,11.4,16,19,18.9
1988,21.5,20,21.2,14.8,9.4,8.5,8,12.4,13.1,14,17.1,20.2
1989,20.8,21,18.4,16.5,11.9,11,8.4,12,11.8,15.2,17.9,21.2
1990,21.7,21,19.9,17.7,12.1,8.8,8.3,12.3,11.7,18,20.2,19.2
1991,20.8,20,20.7,17,15.7,12.5,10.5,12.9,16.1,16.1,17.1,20.8
1992,20.2,21.6,19.9,16.6,14.2,13.7,8.4,10.9,13.2,15.8,17.1,20.5
1993,22.1,19.4,20.2,17.5,13.5,11.9,10,10.5,13,17.4,17.8,20
1994,20.9,20.3,18,16.2,16.6,13.7,12,12.1,14.6,17.8,17.5,21.7
1995,21.2,19.1,18.7,14.4,11.2,11.3,12.9,13.2,13.3,14.4,18.9,20.2
1996,21.8,20.7,19.2,17.2,13.2,8.5,7.1,12.9,12.5,16,18.3,20.7
1997,22.4,22,18,14.8,13.4,12,13.4,13.2,15.1,16.7,20,20.8
1998,21.6,21.1,18.4,16.8,13.8,11,12.8,12.4,11.8,16.4,17.8,18.4
1999,20.6,20.9,21.1,15.6,11.6,10.6,10.5,11.1,14.6,15.6,17.1,19.7
2000,21.4,20.6,18.7,17.4,12.7,12.9,6.4,11.5,13.7,18,17,19.7
2001,21.8,22.5,20.9,17.9,12,11.6,11.1,14.9,14.7,17.4,18.5,19.7
2002,21,20.3,22.5,17.6,15.9,11,10.7,13.4,12.9,18.5,18.7,20.7
2003,21.7,21.3,19.9,15.9,13.5,15,10.3,9.4,13.5,16.6,17.8,19
2004,19.4,19.3,19.4,18.4,11.5,13.6,10.7,10.9,14.8,15.4,17.5,19.8
2005,21.4,21.5,18.8,16.6,15.8,16.1,10.8,12.9,11.5,15.9,18.4,19.3
2006,22.6,20.8,19.7,16,10.3,12.8,13.9,11.2,12.2,18.3,17.9,21.2
2007,21.6,21.1,20.8,18.4,10.3,11.3,7.4,10.3,15.7,18.4,16.5,20.1
2008,21.9,20.9,19.4,15.2,11.9,10.1,13.9,11.7,11.7,16.8,19.5,20.3
2009,20.3,21.4,20,16.5,14.4,8.5,7.6,13.2,13.8,16.2,20.8,20.8
