1901,15.1,14.4,13,8,7.7,7.3,5.5,6,11.2,10.7,12.6,15.4
1902,16.1,14.5,13.7,10.9,8,7.1,4.9,3.3,9.3,9.8,11.7,15.1
1903,15.3,15.4,11.8,8.3,6.3,5.2,4.7,5.8,10.6,9.2,12.3,13.7
1904,15.2,14,12,9.9,7.4,5.6,6.6,6.4,10.4,9.5,12.5,13.6
1905,15,13.8,13.1,8.4,7.2,6.7,5,6.4,9.6,10.7,12.4,12.7
1906,14.9,15.6,14.2,11,8.3,3.2,4.8,5.8,8.8,10.3,12.8,14.7
1907,15.1,14.9,13.3,8.3,5.4,4,4.7,5,8.5,9.5,13.1,14.7
1908,15.4,14.9,13.5,8.2,6.4,5.9,5.3,5,8.1,9.5,12.6,14.7
1909,16,13.6,12.5,9.4,4.7,4.4,4.1,6.2,9,9.9,12.5,14.5
1910,15.3,13.5,10.9,9.8,6.5,4.7,4.4,6,8,9.3,13.1,13.4
1911,15.2,14.2,11.8,8.6,7.1,3.7,4.6,4.6,7.5,8.8,12.8,14.3
1912,15.1,15,13.3,9.1,5.9,5.3,3.4,5.4,9.1,10.4,12.5,15.3
1913,14.7,14.7,12,10,7.7,5.6,6.3,6.5,8.9,10.1,13.6,14.1
1914,16.5,15,11.8,8.4,7.5,6.4,7.3,6.6,7.5,8.9,11.6,13.9
1915,15.2,14.9,11.9,10.7,7.7,3,5.2,6.8,8,9.9,13.5,15.9
1916,15.6,13.5,12.3,10.3,6.9,1.2,2.7,5.7,9,10,14.4,14.3
1917,15.7,13.7,11.7,9,4.9,4.8,3.8,5.7,9,9.4,12.4,15.1
1918,14.7,13.8,12.8,10.1,6.1,4.6,4.7,6.7,7.4,9.1,12.3,15.6
1919,15.7,14.4,13.1,10.4,9.7,4.7,5.2,5.5,7.4,10.1,12.7,15.6
1920,15.9,14.2,14,10,8,4.1,2.8,5.9,8.8,8.7,13.1,14.4
1921,15,14.1,11.7,9.3,8.5,1.9,2.7,5.6,7.4,9.5,12.2,15
1922,14.5,14.2,11.8,8.4,6.5,2.6,5.9,4.7,8.6,8.3,12.4,14.4
1923,14.4,14.1,12.9,9.7,4.5,5.3,2.5,5,8.8,7.8,13.2,13.6
1924,14.5,14.4,12.8,8.7,6,4.6,4.6,4.3,7.6,9.5,12.6,15.7
1925,16,14.8,13.7,9.6,6.1,4.5,4,7.9,9.5,9.3,13.1,15.3
1926,16.1,15.2,15,9.7,5.9,5.9,4.5,6.2,8.2,11,13.8,14.9
1927,16.1,15,12.9,9.2,6.2,4.2,4.4,6,7.4,9.5,13.5,14.5
1928,14.7,13.4,12.9,10.2,6.2,3.7,4.4,5.5,7.1,9.5,13.5,14.1
1929,15.2,15,12.4,10,5.4,4.2,5,5.4,9.3,8.8,13.9,15.5
1930,16.4,15.2,13.4,10.2,7,8.5,4.6,4.8,8.6,8.5,12.5,15
1931,13.8,14.3,12.1,7.8,3,2.9,4.3,4.9,5.5,10.5,10.4,13.7
1932,14.9,13.3,13.5,8.8,5,5.4,6.2,5.1,7.6,9.3,13.1,13.2
1933,14.2,13.5,11.9,9.3,7.3,5.2,3,7.1,7.6,10.2,12.6,14.4
1934,16.5,13.3,12.9,7.1,6,6.4,5.3,6.4,6.6,7.1,10.8,13.7
1935,16.9,16,14.6,7.2,7.5,5.6,4.1,6.4,5.4,5.2,12.5,14
1936,15.7,13.7,12.3,8.4,5.6,4,5,4.2,7.4,8.6,10.1,14.3
1937,14.4,16.2,12,8.4,5.2,5.6,3.7,5.5,6.2,6.5,11.5,15.1
1938,14.3,13,11.3,5.9,6.1,4.4,4.5,3.7,7.9,8.9,12.5,15.3
1939,15.8,14.1,11.2,6.1,6.9,6.5,5.8,7.8,7.2,8.5,10,11.6
1940,14,12.7,11.1,7.8,6.6,5.4,6.3,4.8,6.9,6.8,9.7,13.1
1941,15.8,13,11.3,8.1,5.5,4.5,5.3,6.3,6.3,10.7,12.3,15.5
1942,16,14.3,12.3,7.8,5.4,2.1,2.6,5.3,8.1,9.2,12.5,14
1943,16.1,14.7,11.5,8.1,7.1,5.1,4.7,3.4,7.5,9.5,12.2,14.4
1944,14,13.9,12.1,9,6.4,6.2,5.8,7.2,10.3,10,11.4,15.7
1945,16.2,13.9,12.1,9.8,7.6,5.2,4.6,7.4,9.1,10.8,11.5,13.5
1946,13.2,14.2,11.9,9.5,6.4,3.7,4,6.3,9,7.7,12.8,13.9
1947,16.1,13.9,12.6,8.6,6.7,6.3,3.7,4.2,6.8,8.1,12.1,14
1948,15.6,13,11.5,8.4,6.3,5.4,4.1,5.1,9.1,8.9,11.7,15.5
1949,14.3,13.6,12.1,8.9,7,5.3,3.4,5.5,6.8,7.9,12.7,14.5
1950,14.8,13.4,12.1,9,7.1,4.9,4.9,6.7,6.7,8.1,11.6,14.1
1951,15.5,11.8,12.9,7.3,7.4,4.7,5.1,5.7,7.9,9.8,13.6,13.6
1952,15.7,13.8,15.4,9.3,7.9,1.2,4.8,5.6,8,8.6,11.2,14.6
1953,15.3,14.3,12.6,8.3,6.4,4.2,1.6,6.4,10.3,8,13.5,14.7
1954,16.4,14.1,13.4,7.4,3.7,3.5,2.2,5.5,6.7,8.8,13.8,16.2
1955,17.3,13.5,11.2,8,5.1,4.1,0.4,4.1,7.6,7.1,12.3,14.8
1956,14.8,14.2,13.5,7.5,3.3,3.1,4.3,4.6,7.9,7.5,10.6,13.5
1957,16.2,14.2,13.8,7.9,8.2,3.6,2,5.2,6.7,10.1,12.2,14.9
1958,14.9,15.2,12.2,9.5,4.7,5.4,6.6,3.4,7.4,9.3,12.3,11.8
1959,13.7,13.3,11.4,6.4,4.7,4.6,4.6,4,7.7,9.1,12.1,14.5
1960,16.6,14.3,11.8,8.9,4.5,5.3,3.1,5.4,7.9,8,12.8,15.6
1961,16.9,14.3,11.2,9.1,7.2,4.4,3.8,8,8,10.5,13.6,15
1962,14.9,13.8,13,7.4,5.3,3.3,0.3,5.3,8.9,8.2,13.8,13.8
1963,15.2,12.5,11.4,10.8,6.4,4.6,5.8,5.9,6,7.3,9.8,13.9
1964,15,14.3,9.8,8.2,7.1,3.1,2.1,4.4,7.8,7.5,11.8,13.8
1965,14.3,14.9,11.8,8.5,4.7,6.6,4.7,6.2,6.3,10.4,12.2,13.3
1966,15.1,12.7,12.7,8.6,6.8,6.6,4.1,4.6,6.9,9.1,12.3,13.3
1967,15.6,13.6,11.8,11.3,8.9,0.3,2.5,5,6.9,10.3,10.3,14.5
1968,14.4,14.6,10.9,7.2,4.6,3,4.4,5.9,7.4,8.9,13.7,15.1
1969,16.1,14.6,12.6,10,7.4,4.5,4.1,4.3,9.6,8.9,12.9,14.7
1970,15,15.3,12,11.6,5.6,3.5,3.5,4.5,9.3,8.4,11.8,15.4
1971,14.1,12.9,11.5,6.2,4.6,2.2,4.5,4.7,9.1,8.7,13.2,16.3
1972,15.9,14.5,11.7,7.4,7,5.5,2.5,4.5,8.3,8.9,11.2,14.8
1973,16.6,14.2,13.2,8.1,6.6,4.8,2.2,4.2,6.4,9.5,11.4,12.9
1974,15.9,12.2,12.2,8.6,6.1,3.4,3.7,5.2,5.3,9,12.9,12.9
1975,15.1,13.8,11.7,8.1,5.3,5.6,3,3.6,7.6,9.3,11.2,16.6
1976,14.6,13.7,10.2,7,5.5,3.3,2.8,3.6,6.3,9.6,13.1,15.2
1977,14.8,13.7,12.4,8.9,6.4,5.8,6.3,5.4,9.7,10.8,13.8,13.9
1978,14.1,14.3,12.6,9.4,7.2,3.5,6.7,2.6,9,10.8,13.7,14.8
1979,14.4,13.1,11.7,6.2,6.6,3.1,5.3,8,5.9,9.6,12.1,12.7
1980,15.3,14.5,14.5,8.6,7,4.1,3,5.9,7.4,8.7,11.8,14.9
1981,14.9,14.4,13.3,9,8.3,4,3,6.3,6.1,9,12.5,15.5
1982,14.7,13.8,11.2,9.5,8.3,2.8,4.9,7.1,8.1,10.8,12.8,14.6
1983,15.6,13.8,13.8,9.4,6.2,2.2,2.7,3.8,6.4,11.1,12.7,15.9
1984,15.2,13.8,11.7,7,6.2,1.3,4.5,3.3,8,11.2,12.6,13.4
1985,14.5,12.7,13.2,9.7,7.7,5.6,2.8,5,8.5,10.1,13,14.5
1986,16.7,13.4,11.3,10.3,7.9,5.2,5.1,5.8,7,9.3,14,16.5
1987,15.6,15.4,14.3,9.2,3.3,4.5,6.5,5.7,7.3,10.1,13.4,14.5
1988,16.4,13.5,14.2,8.1,3.8,2.7,1.7,5.8,6.2,9.8,14.3,16.3
1989,15.8,15.8,12.2,9.6,4.6,6.3,3.7,6.3,5.9,10,13.1,16.6
1990,16,12.8,12.2,8.3,5.8,3.7,3.1,7.2,6.1,10.5,14.2,15.2
1991,14.9,11.3,14.1,9.4,7.7,5.9,4.8,4.6,9,8.3,12.8,13.6
1992,14.6,12.7,12.9,7.5,5.7,5.3,2.7,5.3,6.6,9.6,11.2,14.4
1993,16,14,13.9,8,5.9,4.8,3.5,5.7,6.8,9.5,13.3,15.7
1994,15.9,12.7,13.1,9,9,6.9,4.4,6.6,9.9,10.3,12.6,17.4
1995,14.7,13.7,13,9,7.3,5.1,2.9,4.8,7.9,9.6,13.8,16.6
1996,14.7,13.6,13.3,8.4,7.2,2.5,3,6.5,6.8,9.6,14.1,15.2
1997,15.1,12.9,13.2,10.5,7.6,4.5,5.8,6.6,9.5,9.9,13.2,15.4
1998,15.8,11.9,11.8,8,6.4,7.7,5.8,5.3,6.1,10.2,12.5,15.8
1999,13.7,15.8,12.4,6.4,6.2,4.5,2.6,5.3,8.6,8.8,10.9,13.8
2000,14.6,12.7,10.8,8.6,4.8,3.9,2.1,5.1,6.5,9.3,10.9,14.6
2001,15.3,15.2,12.9,7.7,3.6,4.1,3.9,6.3,6,9.5,12.1,14.9
2002,14.9,13.7,13.7,7.9,5.8,2.9,3.7,6,7.6,10.9,12.8,12.7
2003,15.5,13.7,12.6,8.6,6,6.3,3.5,4,8.1,10.8,14.3,14.9
2004,16.8,13.6,13.9,9,2.4,4.1,4.1,5.7,9.3,10.4,12.1,14.7
2005,16.7,14.7,12.6,6.4,5.1,5.5,4.1,5.8,6,8.7,13.7,15.5
2006,15.7,15.3,13.3,8.7,5.5,5.8,5.8,5.5,8.2,11.9,12.8,15.3
2007,15.1,14.9,12.2,9.2,3.8,2.8,1.9,2.6,8.2,10.6,13.1,15.4
2008,15.3,13.7,12,8.4,6.2,3.3,6,6.2,7,9.8,14.1,14.7
2009,14.7,14.9,14,11.9,7.3,4.7,2.6,7.1,5.9,10.7,14.4,14.5
