1901,14.8,19.1,15.2,9.9,5.6,1.8,1.3,2.6,6.8,9.3,16,17.1
1902,17.2,17.4,14.2,8.1,4.7,2.5,1.6,1.4,5.5,10.2,15.1,14.6
1903,16,16.2,17.4,11.3,6.3,2.7,2.5,1.6,5.5,8.7,11.8,13.4
1904,15,15.1,12.6,10.4,7.1,1.3,2.3,2.1,3.6,9.3,13.1,15.9
1905,18.2,15.9,14.8,12.1,6.6,3.2,1.1,0.9,2.7,5.4,11.3,14.5
1906,18.5,18.2,13.4,10.2,6.5,4.6,0.5,2.6,6,7.9,9.1,14.3
1907,17,15.6,13.6,8.7,6.8,3.9,1.5,2.8,6.8,9.7,12.9,17
1908,20.6,17.3,14.2,10.9,6.2,1,1.3,1.6,4.7,8.5,15.2,15.7
1909,17.3,16,14.9,7.8,5.5,4.9,1.8,3.2,4.2,9.9,13.6,14.4
1910,18.3,17.4,15.3,10.7,6.5,6.5,3.9,4.1,6.9,8.7,13,15.6
1911,17.2,16.8,13.7,8,7.2,2.8,3.2,4.2,6.7,9,14.8,16.1
1912,17.6,19.9,16.1,9.4,5.2,5.5,4,5.7,6.8,10.4,13.6,16.5
1913,18.7,18,14.3,11.8,6.3,4.1,3.3,3.1,5.9,11.7,11.7,18
1914,19.2,20,16.4,10.7,8.4,4.6,2.7,3.6,7.5,11.1,17,19.2
1915,17.7,20.4,15.7,10.8,7,5.9,5,4.1,7,9.3,13.3,16.4
1916,19.5,18,15,10.2,7,6.4,4.1,4,6.8,9.1,10.2,15.7
1917,18.2,15.7,14.9,7.7,6.3,4.6,3.7,3.4,7.2,10.2,12.2,16.2
1918,17.7,15.8,13,10.2,7.3,3.5,1,5.4,5.1,8.7,13.2,16.2
1919,17.9,18.3,12.3,12.1,9.2,4.5,0.6,2.5,6,10.5,15.5,18.2
1920,16.5,17.7,12.5,9.7,4.3,5.4,3.4,2.9,6.7,9.7,13.1,16.1
1921,17.8,17.7,13.7,10.5,8.7,4.7,3.9,2.3,7.3,7.6,14.2,16.7
1922,16.2,18.1,13.9,11.6,7.4,3.8,3.4,3.1,7,10.9,13.7,17.7
1923,17.4,18.9,15.7,11.9,8.3,6.2,5.5,4.5,6.2,9.9,11.4,17.8
1924,16,16,14.2,8.4,4.7,3.8,3.1,4.7,8.4,10.8,13.4,14.2
1925,17.3,17.2,13.7,10.4,7.9,4.9,3,4,4.1,8.2,13,16
1926,15.8,19.9,16.5,10.4,5.5,4.4,3.6,3.9,7.2,9.7,13,15
1927,18.2,16.1,13.6,8.5,4.6,2.2,1.2,2.4,6.1,10.9,14.4,16
1928,16,18.5,15.2,12.2,4.4,3.4,3.2,4.6,7.1,9.2,12.9,17.2
1929,19,18.5,14.4,9.6,5.7,2.3,0.8,3.5,6,10.4,12.6,15.8
1930,17.5,19.5,14.9,9.4,6.3,5,5.2,4.3,4.3,11.8,13.1,16
1931,15.5,17.7,13.6,8.8,6.8,4.5,2.9,2.7,4.8,7.6,12,15.6
1932,19,15.8,13.8,9.4,6.4,2.9,2.2,4.6,6.8,7.9,12.8,15.6
1933,16.9,15.2,15.3,10.2,5.6,3,4.6,2.3,7.8,11,13,14.8
1934,17.7,16.4,15.6,9.8,5.8,3,4.9,5.7,7.4,7.8,13.1,15.3
1935,17.4,16.7,14.6,10.1,4.7,2.8,3.5,5.4,7.4,10.5,13.7,16.1
1936,18,17.9,13.7,8.3,5.8,2.3,3.7,4.3,3.7,9.2,12,16.3
1937,16.2,16.9,13.5,8.5,5.6,3.6,1.8,5.5,7.7,11.9,14.6,17.7
1938,18,17,16.4,10.7,8.6,3.9,2.3,3.7,6.5,11.7,15.3,17.3
1939,21.8,19.7,15.8,11.1,7.6,4.7,1.9,4.3,4.9,8,12.2,14.5
1940,18.4,16.4,16.4,10.3,4.3,1.3,1.7,3.4,7,9.9,11.9,17.4
1941,16,16.1,12.4,10.5,5.2,3.5,3,2.1,6.1,7.9,13.4,15.8
1942,18.8,16.4,14.1,9.9,8,5.1,3.4,3.2,4.7,9.3,12.4,16.6
1943,15.8,17.2,15.5,9.3,5.8,2.9,2.9,3.2,7.5,10.4,13,16.7
1944,19.1,17.3,14.9,8.1,6.3,3.6,2.9,5.1,8.1,10.7,15.5,16.5
1945,18.4,17,12.8,9.7,6.6,7.3,2.5,5.9,6.1,10.3,14.2,18.6
1946,20.6,19.6,12.6,9,5.1,2.2,3.9,3,6.7,9.3,15.7,17.6
1947,19.6,20.2,14.9,10.1,8,4.6,4.5,4.1,7.5,10.2,12.5,16.4
1948,16.4,19.5,13.1,10.7,6.3,5,1.6,4.6,7,9.3,12.9,17.4
1949,16.3,17,17.1,8.8,7,2.5,3.1,3.9,7.7,11.7,12.4,16.3
1950,17.9,18.2,15.9,10.5,7.1,6,6.5,5.2,7.9,10.8,13,16.7
1951,17.5,17.3,15.5,7.7,6.7,5.2,2.5,2.7,7.7,9.9,11.8,15.7
1952,19.6,17.4,16,11,7.2,4.2,2.6,6,5.9,11,12,16.5
1953,18.1,17.2,16.1,11.9,7.4,3.5,2.6,4.1,8,10.3,13.4,17.1
1954,19.2,16.1,12.3,12.1,5.8,5.4,3.3,4.9,6.9,11.1,14.2,17.5
1955,18.7,19.1,17.8,11.4,6.7,5.7,3.1,6,7.3,8.8,11.6,14.8
1956,15.4,18.6,16.7,10.3,7.1,4.1,5.2,3.2,5.4,7.9,9.6,14.2
1957,17.5,18.1,14.1,10.2,4.8,5.4,1.6,3.9,5.4,10.1,13.6,18.8
1958,18,18,15.7,12.1,9.2,3.8,2.4,5.5,5.4,10.3,15.9,16.4
1959,19.2,18.4,15.4,11.1,5.3,4.7,3.4,5.2,7.4,10,16.7,15.1
1960,20,18.5,15.2,10.8,6.4,3.2,5,3.4,7.5,10,11.6,17.1
1961,18.7,18.7,15.1,12.2,5.1,5,3.3,4.7,6.8,12.7,15.2,16.9
1962,18.1,17.3,15.4,10,5.9,4.7,4.2,5.5,7.6,9.6,13.8,16.8
1963,17.4,16.9,17.4,10.4,9.6,5,2.7,4.1,6.1,11.7,13.1,18
1964,16.8,17,14.8,12,5.5,5,3.4,4.3,8.4,9.4,14,14.4
1965,17.6,19.3,14.6,9,6.7,2.6,2.6,5.7,9.8,12.9,14.2,18.6
1966,19.3,16.7,15.2,9.9,5.8,2.8,2.7,4.3,7.3,10.8,13.9,17.2
1967,19,18.7,13.9,10.6,7.1,7.4,2.6,4.1,6.5,12.5,13.4,15.5
1968,19.1,19.4,16.8,12.3,7.6,3.8,2.2,4.2,6,10.2,13.8,15.8
1969,20,20.2,16.7,10.5,6.6,4,4.5,4.4,4.9,11.4,12.4,15
1970,16.7,18.7,13.8,11.3,5.6,4.2,1.6,4,6.4,10.8,12.4,16.9
1971,18.2,17.3,17.6,11.5,6.8,3,2.1,4.2,7.5,10.1,12.8,17.2
1972,17.1,16.7,13.5,10,7.4,3.5,2.6,6,8,11.3,14,18.5
1973,21,19.8,14.6,12.4,7.5,6.1,5.7,5.3,7.6,12.2,13.7,17.3
1974,19.1,17.7,16.2,13.5,8.8,3.7,3.4,4.7,6.1,9.9,11.1,15
1975,15.8,18.3,14,9.7,7.1,4.2,4.9,4.7,9.2,10.4,14.2,19.1
1976,17.8,18.8,15.3,9.7,5.4,4,2.4,3.3,5.9,9.9,12.1,16.1
1977,18.3,19.9,14.6,8.9,8.5,4.3,1.3,3.7,6.5,11.8,14.6,17.3
1978,18.7,18.9,16.7,9.4,8.7,5.8,3.1,3.3,6.9,9.8,13.2,14.8
1979,21.2,19.5,16,10.6,6.9,5.4,2.5,4,7.2,10.5,15.2,17.9
1980,17.9,18.4,15.8,11.8,8.7,4.3,3.8,3.7,6.9,12,15.1,18.4
1981,22.7,20.7,14.5,12,8.8,5.6,4.2,4.1,7.8,11.7,13.8,17.1
1982,20.4,20,16.3,10.8,6.6,2.5,1.6,5.3,7,9.6,15.4,19
1983,18.1,21.3,18,10,9.2,4.6,2.6,5.2,7.8,10.7,13.1,17.3
1984,16.4,17.3,12.5,10.9,5.8,3.8,3.4,5,5.6,10.1,14.1,15.5
1985,17.2,17.5,16.7,11,7.6,3.1,2.6,4.9,6.4,11.1,14.1,15.8
1986,16.3,17.2,16.6,11.4,7.9,3.6,4.1,4.1,7.3,8.7,12.8,14.9
1987,17.5,19.1,13.9,11.8,7.6,6.1,2.8,6.5,6.9,10.2,15,16.8
1988,20.5,16.9,15.9,13.1,9.1,4.6,5.1,4.6,7.9,11.2,13.4,18.5
1989,16.7,18.1,17.3,13.3,10.3,4.4,3.6,2.7,5.5,10.3,13.9,16.9
1990,19.2,18,17.1,13.6,8.1,4.3,4.9,4.7,6.9,11.3,14.4,18.5
1991,20.1,20.2,15.2,9.9,8,7.8,3.6,4.5,7.3,12.3,14.1,16.4
1992,16.7,18,16.3,12.3,7.9,5,3.7,4.5,6.4,10.9,11.9,16.5
1993,19.7,18.5,14.8,11.6,7.9,4.4,5.9,4.9,7.7,9.9,13.2,16.2
1994,17.7,19.3,13.5,10.3,6.2,5.6,2.8,2.7,5.7,10.4,14.5,18.7
1995,18.6,17.4,14,8.7,9.6,5.7,3.1,4.4,7,11.3,14.7,15.8
1996,18.5,16.2,15.1,9.2,8.6,5.9,4.3,4.2,5.9,10.5,12.5,16.6
1997,18.4,21.1,14.7,9.3,9,3.7,2.1,3.5,8.1,10.9,16.3,18.2
1998,19.8,17.7,15.9,11,7,3.8,3.4,6.1,8.8,9,12.3,16.9
1999,20.9,17.7,15.5,8.9,7,5,4.4,3.8,8.1,11.7,11.4,15.7
2000,15.8,19,16.7,12,7,3.2,2.2,3.2,6.9,10.1,15.5,16.8
2001,19.9,20.2,14.5,10.2,5.7,4.1,3.1,3.3,7.9,9.1,13.2,15.9
2002,17.7,18.3,15.3,12.5,7,3.7,1.6,3.9,7.9,10.1,16,17.6
2003,19.9,20.5,14.7,11.8,8.2,5.3,3.9,4.2,6.3,9.2,14,18.9
2004,19.1,21,15.2,11.6,5.8,4.7,2.6,4.4,6.9,10.9,13.9,17.2
2005,19.8,17.7,15,13.9,7.2,6.6,5.2,4,7.3,11.2,14.9,17.3
2006,22.3,20.1,16.7,8.5,4.1,2.2,3.6,3.2,7.5,11.8,15.4,17.5
2007,19.2,20.1,17.3,12.1,9.3,2.7,3,5.8,7.5,11.9,15.5,17.3
2008,19.6,17,14.9,9,6,5.7,3,2.4,7.3,12.4,14.4,16.9
2009,20.2,19.1,16.1,11.6,7.1,5.8,3.9,4.9,7.2,9.8,16.9,17.7
