1901,20.4,20.2,19.1,13.5,13.6,12,12.6,12,15.1,17.3,18,20.3
1902,20.3,22.3,19.6,16.6,14.7,13.8,12.5,9.3,14.9,15.3,18.8,19.9
1903,20.4,20.7,19.7,15.1,12.1,11.9,11.2,11.6,15.4,14.8,17.9,18.7
1904,19.6,19.3,19.8,16.5,11.3,10.9,12.9,11.6,14.2,14.9,18.1,18.4
1905,19.4,19,19.5,14.8,12.6,12.4,10.5,11.9,13.9,17.2,16.9,19
1906,22.2,21.9,20.9,16.5,15.3,11.2,12.6,12,12.9,16.5,18.7,18.6
1907,21.1,21.3,21.1,16.5,11.7,11.3,11.6,10.9,14.3,16,18.4,20.9
1908,21.3,20.2,19.4,16.1,13.2,12.8,13,10.9,14,16,18.4,19.9
1909,21.5,19.7,19.1,16.7,10.6,10.4,11.8,14.7,14.5,15.5,16.9,18.2
1910,21.5,19.4,18.8,17.2,13,12.6,11,13.2,13.7,15.6,18.5,19.4
1911,22,21,18.4,16,13.9,9.9,11.3,11.4,13.1,15.3,19,20.4
1912,21.8,22.1,20.4,16.6,14.2,13,10.7,12.2,13.1,16.7,19,20.8
1913,18.7,19.5,17.7,16.3,13,9.8,14.4,11.8,13.1,15.5,17.9,18.5
1914,20.4,19.4,19.5,16.5,12.7,13.8,15,11.3,12.7,15.4,16.6,18
1915,20.6,21.8,16.9,17.2,14.7,7.5,10.6,12.6,11.9,15,16.3,18.6
1916,19.8,18.1,16.5,16.1,12.7,10,8.2,10.7,14.9,15.1,18,18.4
1917,22.2,19.7,18.1,13.9,11.1,10.3,9.4,10.4,14,13.9,16.5,20.2
1918,21.2,18.4,17.9,15.2,11.3,9.8,10.1,11.6,13.5,15.6,18.5,18.9
1919,21.7,19,19.6,16.8,14.9,11.5,13.2,10.3,10.6,15.6,17,19.9
1920,21.1,20.4,20.4,17.5,13.5,10.6,8.7,10.5,13.2,15.9,19,19.3
1921,20.8,20.3,18.5,15.4,15.7,8.8,10.3,12.2,13.1,16,17.9,22.2
1922,21,20,18.8,16.2,12.9,9.5,13.3,12.2,13.6,13.2,18.8,19.5
1923,21.7,20.9,20.8,17.5,10.7,11.4,9.6,12.7,14.1,15.5,17.9,20.4
1924,20.5,20.6,19.7,14.2,10.9,11.5,10.4,10.2,12,14.7,16.3,21.1
1925,20.5,21.8,20,16.7,12.5,9,9.9,14.9,13.8,15.2,18.5,20.8
1926,22.4,21.8,22.3,16.4,12.3,13.4,11,13.6,15.7,17,19.4,20.1
1927,21.7,21.8,20.4,16.2,13.2,10.2,11.8,12.5,14.4,16.4,18.5,19
1928,22.4,20.7,19.8,17.6,13.1,9.9,10.6,11.5,12.5,16.2,19.5,20.2
1929,22.8,21.1,19.7,17.2,12.9,10,10.6,11.6,12.8,16.2,19.1,20.3
1930,21.1,20.3,20,17.7,14.2,16.3,11.4,11.4,13,15.4,18.3,20.2
1931,22.2,22.8,20.8,16.1,11.1,9.5,12.3,13.5,12.4,17,17.8,21.2
1932,22.9,20.9,20.6,17.5,12.3,10.9,15.3,11.2,14.3,17.1,19.8,20.4
1933,21.9,21.7,21.3,18.5,15.3,11.6,9.3,13.3,14.8,18.4,19,21.4
1934,22.6,19.6,21.3,14.1,14.8,14.6,11.9,12.5,14.6,15.5,19,20.1
1935,22.8,21.7,22.3,15.8,12,14.3,11.4,12.5,12.5,14.8,18,20
1936,22.3,20.6,21.2,15.9,16.6,13.3,11.5,10,14.8,16.9,18.6,20.8
1937,22.2,21.1,19,15.1,12.6,13.8,11.5,14.4,13.7,15,18.2,20.4
1938,21.3,20.4,20.5,15.1,13.9,13.4,12.7,11.9,14.8,16.1,18.8,20.9
1939,22.5,20.8,19.9,15.1,15.1,14.6,10.7,14.3,14.6,18.6,17.1,18.7
1940,20.1,19.2,18,16.9,16.7,14.1,15.4,11.1,14.7,15,17.9,21.7
1941,21.4,21.1,18.8,18.3,14.1,10,12.4,13.6,9.6,16.3,17.8,19.4
1942,21.9,21.6,20.2,16.8,11.5,8.9,8.5,13.3,13.3,15.6,18.7,20.1
1943,23,21.2,19.3,15.3,14.9,12.7,14,8,13.7,18.2,18.1,19.6
1944,22.2,22.1,18.9,14.9,14.6,13.1,12.7,14.7,16.4,19.3,17.9,22.2
1945,22.8,22.1,20.5,17.6,12.6,10.9,12.3,16.5,15.4,19.3,18.5,20
1946,20.4,21.8,19.5,16.2,13.8,10.5,10,14.6,16.3,16.5,19.9,19.1
1947,21.9,22.3,20.1,16.8,14.6,14.4,10.5,11.8,14.3,15.4,19.4,20.6
1948,24,20.8,19.9,16.6,13.6,14.4,12.9,11.3,15.5,16.3,17.6,22.2
1949,22.3,21.4,21.5,15.9,14.6,13.4,12.8,13,14.2,14.9,20.2,21.2
1950,20.7,20.2,18.7,17.7,16.7,13.1,12.5,15,13.9,15.9,18,20.4
1951,21.4,19.6,18.7,14.3,15.7,13.3,14.1,13.3,15.8,17.8,19.3,20.6
1952,23.7,21.6,21.7,14.8,16.5,8.7,14,15,13.7,16.6,18.9,20.7
1953,22.1,21.7,22.2,15.8,14.5,12.5,8.5,16.1,16.7,15.6,19.1,21.1
1954,21.6,22.1,20.3,17.5,12.1,12.2,11.5,13.4,13.6,15.2,20.7,20.1
1955,22.9,23.2,18.8,16.3,12.7,12.4,8.2,12.5,14.2,14.4,19.5,20.6
1956,21,20.7,20.1,14.9,10.4,10,11.1,11.8,14.8,17.1,19.1,20.9
1957,22.2,20,21.3,15.7,16.5,12,9.9,13.1,12,18.4,19,21.4
1958,23.2,22.8,19.8,16.3,13.3,14.4,14.7,10.3,14.5,16.3,18.6,19.8
1959,21.9,22,20.8,17.7,14.1,11.9,15,11.1,15.1,17.1,18.3,18.5
1960,23,21,19.8,16.2,11.5,13,13,12.8,14.5,17.7,19,20.9
1961,23.1,22.1,19.9,17.5,15.5,13,12.5,15,14.9,18.6,19.8,19.9
1962,20.6,19.1,20,16.3,12,11.1,8.3,10.4,14.9,14.7,19.7,21.6
1963,23.6,22,22.2,16.9,14.9,12.2,15.2,13.8,16.6,18.3,19.1,21.2
1964,21.7,21.5,20.6,18.3,15.4,9.2,9.5,12.4,14.4,15.3,17.3,19.5
1965,21.6,21.7,18,17.2,14.1,15.6,11.5,13.7,13.4,17.3,19.1,20.5
1966,21.5,21.1,19.6,18,14.1,13.7,13,10.4,13.1,17.4,20.2,21.6
1967,20.8,19.7,19.3,15.8,14.6,9.8,13.4,14.6,16,18.7,17.9,21
1968,20.6,20.9,19.9,12.6,10.6,13,13.7,13.2,12.3,18,20.5,21.1
1969,21.1,22.3,19.9,17.1,15.7,11.9,13.2,10.6,14.9,15.7,19.8,20.1
1970,22.4,20.3,21.7,18.4,14.7,11.7,11.7,11.1,13.8,16.4,16.1,19.1
1971,21.2,20.6,19.4,14.3,11.5,8.6,12.9,12,15.1,15.1,17.7,19.8
1972,20.7,20.7,19.5,14.6,16.1,16.6,12,11.5,14.5,14.6,18,19.1
1973,22.6,22.1,19.7,18.3,13.9,12.4,12,9.3,13.3,16.3,16.2,19.6
1974,22.3,21.1,19.6,15.6,13.6,10,13.2,11.5,12.7,14.5,16.2,19.3
1975,21,20.9,19.6,16.4,13.8,13.2,9.9,11.7,14.2,15.8,17.4,20.1
1976,22.5,19.7,17.8,14.9,12,10.3,11.3,10.9,11,15.5,17.9,19.2
1977,21.3,21.7,21.2,15.6,13.5,13,15,12.2,14.9,17.8,18.7,21.3
1978,22.1,20.3,21,13.2,11,11.2,14.1,10.9,14.2,17.7,18.7,20.2
1979,21.9,21.4,18.7,15.2,12.1,9.7,11.7,15.1,12.4,17.9,17.9,20.5
1980,20.5,20.2,21.7,18.4,16.1,10.4,9.7,12.7,11.5,16.2,17.9,20.3
1981,22.2,22.1,20.3,16.8,16.9,10.3,10.5,13.5,13.3,15.8,18.8,19.9
1982,20.9,20.3,19.4,17,13.7,12.3,14,14.9,15.6,16.6,18.2,19.7
1983,22.4,21.3,18.8,17.3,15.1,9.9,12,12.1,11.7,16.8,17.7,21
1984,22.6,22.5,20,15.6,15.6,11.6,12.2,9.7,13.5,19.2,19.6,18.4
1985,21.4,21.8,19.9,17.5,14.7,12,12,13,14.6,17.4,20.3,21.7
1986,22.6,21.2,19.6,18.5,14.9,14.8,12.6,13.9,14.2,16.3,19.5,20.5
1987,22.3,19.3,19.2,18.2,11,9.9,15.7,11.3,11.7,16.5,19.6,18.7
1988,21.8,19.4,21.5,15.9,10.7,9.7,9.4,13.3,13.9,14.8,17.9,20.6
1989,20.9,20.5,18.8,16.8,13.3,12,10,12.3,12.1,16,18,21
1990,21.6,20.5,20.1,18.2,13,9.8,9.5,13.3,12.5,18.9,20.6,19.9
1991,20.4,19.4,20.7,16.9,15.5,12.7,11.2,12.6,16.2,16.4,17.5,20.8
1992,20.4,21.1,19.4,16.6,15,15,9.2,11,13.4,16.5,17.4,20.6
1993,22.3,20.3,20.4,17.5,13.4,11.9,10.8,10.5,12.8,18,18.3,21.1
1994,21.2,20.4,18.1,17,17.4,15.6,12.8,12.7,13.2,19.1,18.2,21.9
1995,22.2,20.1,19.4,14.8,12.3,12.7,14.5,13.3,14.6,15.3,18.9,20.2
1996,22.3,20.9,19.5,17.8,14.4,9.3,8.7,14,12.9,16.5,19.1,20.4
1997,22.8,21.6,18.7,15.2,14.5,12.5,15.1,13.7,15.7,17.8,20.5,21.3
1998,22.8,21.1,19.5,17.2,13.7,11.6,14.3,12.9,12.6,17.4,18.5,19
1999,21.5,21.3,21.5,16.8,12.7,11.5,11.6,11.7,15.5,16.6,17.5,20.1
2000,21.8,20.6,19.4,17.6,13.3,14.1,7.7,12.4,14.3,18.2,17.4,19.8
2001,22.5,22.2,21.3,18.6,12.3,12.6,13.1,15.4,16.1,18.3,19.8,19.9
2002,21.8,20.7,23.6,18.9,16.9,11.9,12.1,14.3,13.8,19.4,19.4,21.6
2003,22.2,21.7,20.5,15.8,14.4,15.9,12.3,10.5,14.1,17.8,18.4,19.8
2004,20.1,19.5,19.6,19.3,11.3,13.4,12.4,11.8,15.4,16.3,17.8,20.4
2005,21.9,21.1,18.9,17.7,16.1,14.2,11.6,13.3,11,16.8,18.6,19.7
2006,23.4,20,20,16.1,10.4,12.3,15.4,12.3,13.2,19.3,18.5,21.7
2007,22.3,20.9,20.7,19.1,11.2,12.9,9.3,11.4,16.6,19.7,17.5,20.8
2008,23,20.9,19.2,15.3,12.6,10.8,15.3,12.8,11.9,17.9,19.3,19.9
2009,20.9,20.7,20.5,17.4,15.1,9.1,9.6,13.2,14,17,21.5,21.2
