1901,16.7,16.7,16.1,12.4,11.9,11,9.5,10.5,16,15.7,16.2,16.9
1902,17.4,16.1,16.5,15.6,12.5,11.1,8.5,7,14.1,14.8,15.4,17.9
1903,17.7,18.3,13.8,12.4,10.1,9.3,8.9,9.8,15.5,13.3,15.1,15.9
1904,17,16.4,15.2,14.1,10.6,8.6,10.1,10.4,15,14.4,16.1,16.1
1905,16.8,15.7,16.2,12.5,10.7,10.3,8.3,10.4,14.4,16.7,16.2,17.3
1906,16.6,17.8,17.3,15.7,12.5,6.4,8.7,10.4,13.9,15.6,15.9,17.2
1907,16.9,17.1,17.5,13,8.9,7.6,8.1,8.1,13.8,14.3,16.7,17.7
1908,17.6,16,16.1,12.3,10,9.7,8.9,8.6,13.2,13.7,16.5,16.7
1909,18.1,15.9,14.7,13.6,8.1,7.3,7.4,10.9,14.6,14.3,16.7,16.6
1910,16.9,15.7,14.3,13.2,10,9.7,8.3,11,13.3,13.8,16.7,15.8
1911,17,16.3,14.7,12.4,9.8,6.5,7,8.5,12.4,13.5,16.2,17.4
1912,17.2,17.7,16.4,13.4,9.9,8.5,5.9,9,13,14.9,16.2,17.9
1913,16.2,16.2,15.2,14.1,10.3,7.8,8.7,10.1,12.6,15.4,16,16.6
1914,17.5,16.3,14.9,12.5,10.9,9.4,10,9.5,11.5,14.2,15.6,16.7
1915,18.1,17.2,14.4,15.1,11.5,5.2,7.9,10.5,12.1,14.8,16.2,17.7
1916,17.6,15.6,15.4,14.4,10,4.5,5.8,9.2,13.7,14,16.9,16.6
1917,17.1,15.1,13.9,12.6,8,7.2,6.3,8.7,12.7,13.1,14.9,17.6
1918,16.4,14.9,14.8,13.2,8.8,7.8,7,9.1,12.4,13.8,16.3,17
1919,16.9,16.6,15.5,14.4,12.5,7.9,8,8.2,11.9,14.8,17.2,17.7
1920,17.4,16.5,15.9,14.3,10.6,6.5,6,8.8,12.8,14,16.7,17.3
1921,17.1,15.9,14.7,13.5,11.3,5.4,5.3,9.6,11.2,14.4,15,17.2
1922,16.4,16.4,14.8,13.1,9.6,5.2,8.5,8.4,12.7,13.2,16.1,16.9
1923,16.4,16.6,15,13.7,8.2,8.2,5.8,8.6,12.7,13.6,16.3,16.6
1924,16.1,16.9,15.8,13,9.3,7.9,7.2,8,11.7,13.1,15.9,17.4
1925,17.2,16.5,15.8,14.1,9.8,6.9,6.6,11.2,13.3,13.5,16.9,17.3
1926,17.7,16.5,16.3,13.7,9.2,9.6,7.4,9.6,12.4,14.8,17.3,16.7
1927,17.4,16.4,15,12.7,9.2,6.3,7.1,8.6,11.6,14.2,17.1,17.2
1928,16.7,15.9,15.9,14.5,9.4,6.3,6.8,9.2,11.5,14.2,16.4,16.4
1929,17.3,16.8,15,13.4,8.4,6.6,7.2,8.6,13.3,13.4,16.4,17.8
1930,17.1,15.6,15.3,14.1,9.9,9.5,7.6,8.5,11.8,13.6,15.1,18
1931,15.6,15.2,14,11.8,6.1,4.6,6.3,7.5,8.5,13.1,12.9,15.6
1932,15.2,15,14.1,12.4,7.4,6.5,8.8,7,10.9,13.1,15.1,15.2
1933,14.2,14,13.9,11.6,9,6.7,4.1,9.4,11.3,13.2,14.3,16.1
1934,15.4,13.3,14.6,10,9.4,9,6.4,8.6,10.5,12,14.4,15.6
1935,15.7,15.7,15.4,11.7,10.7,8,6.5,8.1,10,11.4,15.1,18.9
1936,16.5,13.9,14.8,13.2,10.2,7.7,7,7.3,12.2,14.8,13.6,16.8
1937,14.9,16.4,15.2,11.5,8.4,8.5,7.1,9.9,10.3,11.5,16.6,15.9
1938,15.8,14.9,14.2,11.1,9.8,7.8,7.7,7.6,12.1,13,15.1,15.7
1939,16.6,15,13.8,11.4,10.7,9.1,6.8,11.1,11.9,13.3,14,14.3
1940,15.4,14.6,13.9,13,11.2,9.1,9.6,8.1,11.4,11,14.1,17
1941,15.9,15,13.7,12.5,9.5,7.8,7,9.7,9.3,14.6,15.2,16.8
1942,16.6,16.2,14.5,12,8.5,4.9,4.7,8.7,11,11.6,14.7,14.1
1943,14.5,14.1,12.9,10.3,9,6.1,5.8,7.2,9.7,12.6,13.7,14
1944,13.8,13.1,12.7,10.6,8.3,7.5,7.3,9.7,12.8,13.1,13.4,15.2
1945,14.9,13.9,13.3,12.4,8.9,6.3,5.8,10.7,11.4,13,13.5,15.9
1946,15,15.3,13.3,12.8,8.6,6,5.3,8.5,12,12.1,15.3,15.1
1947,16.1,14.2,13,11.2,8,8.3,4.1,6.4,9.5,11,13.4,15
1948,15.5,14.3,12.8,11.2,8.5,7.8,6.4,7.9,12.4,12.3,13.6,15.7
1949,13.8,13.6,13.3,11,9,6.8,4.8,7.3,9.5,11.8,13.8,14.3
1950,13.2,13.6,12.6,12.2,9.4,6.6,6.3,8.9,9.8,11.6,13.7,15.7
1951,14.3,12.9,13.4,10.1,9.8,6.8,8,7.9,10.4,12.6,14.4,14.3
1952,15.7,13.1,14.4,10.6,9.2,3.2,6,8.3,9.1,11.4,12.7,14.3
1953,16.3,14.8,14.2,10.8,8.5,6.3,3.8,10.2,13.6,11.2,14.1,14.5
1954,15.6,13.9,12.9,11.5,6.6,5.6,4,7.7,10.1,11.8,14.2,14.7
1955,15.6,14.5,12.3,10.7,7.7,6.6,2.9,7,10.8,10.4,13.6,14.7
1956,15.5,13.2,14,9.9,6.2,4.4,5.4,6,9.9,10.4,13.1,13.6
1957,14.9,13.3,13.6,9.7,9.4,5.7,4.2,7.7,8.8,12.1,12.4,15.5
1958,14.4,15.6,13,11.6,8,8.1,7.9,5.7,10.6,11.5,13.7,14
1959,14,15,13.5,11,7.6,6.5,7.4,7,10.7,11.6,12.7,14.3
1960,14.5,13.9,12.5,10.8,6.8,6.9,5.5,7.9,10,11.3,13.2,15
1961,18,15.5,14.6,13.2,10.7,6.6,6.5,11.9,12.3,14.5,16.4,17.5
1962,15.8,15.2,15.2,11.9,8.6,5.7,3.5,8,12,12.9,16.5,16.3
1963,16.9,15,14.5,13.4,10.4,7.6,8,9.3,11.7,12.7,15,16.7
1964,16.1,16.5,14.5,13.2,11,6.3,5.2,7.9,11.6,12.9,14.3,15.8
1965,16.1,16.4,13.5,12.6,9.5,10,6.9,9.8,10.4,14.7,15.6,16.3
1966,17.2,15.1,14.9,12.6,9.3,8.5,6.3,6.8,11.2,14.3,16.5,16
1967,16.4,16.3,14.4,13.8,13.3,5.2,6.7,9.5,12.2,15.1,14.4,16.8
1968,16.2,15.3,14.2,11,8.7,7.5,8.3,10.2,11.3,13.2,16,17.1
1969,16.7,16.1,15.9,13.7,11.2,7.5,7.9,8.2,13.8,13.5,16.7,16.5
1970,16.4,16.1,14.7,14.4,9.9,7.5,6.4,8.7,13.3,13.9,15.5,17.8
1971,16.4,14.8,14.6,11.4,8.1,5.2,7.7,8.8,13.9,12.1,14.7,16.7
1972,16.4,16,14.8,11.4,10.7,8.7,6.9,8.7,12.8,13.8,16.2,16.4
1973,17.5,16.4,15.7,13.1,9.1,7.7,5,7.7,11.1,14.5,15.2,16.5
1974,17.4,14.3,14,12,9.3,6.8,7.2,8,10.1,12.5,16.1,16
1975,16.3,15.4,14.7,12.6,9,8.9,5.4,8.1,11.6,13.7,15.2,17.6
1976,16,15.2,13.3,11.3,9,6.5,6.3,7.4,10.3,13.5,15.6,17.2
1977,17.1,15.1,15.1,12.1,8.8,7.6,7,7.8,12.2,14.1,15.4,16.6
1978,15.5,15.1,15,12,9.5,6.9,8.5,8.2,12.4,14.9,15.9,16.1
1979,15.9,15.2,13.7,11,9.7,6.7,7.7,11.8,10.2,14.8,14.9,15.6
1980,15.9,15.6,15.8,13.1,10.4,6.7,6.3,9,11.1,13.7,15.1,17.1
1981,16,15.5,15.1,12.7,11,6.4,5.9,9.8,10.3,13.2,15.3,16.8
1982,15.3,14.9,13.9,12.5,9.4,6.7,6.8,10,12.5,13.9,16.2,16
1983,17.4,16,16.1,13.4,9.8,5.1,5.5,8.2,10.1,14.4,15,17.6
1984,16,15.8,14.5,11.7,9.5,5.2,7,6.3,12.2,14.8,14.3,14.8
1985,15.8,15.2,15.3,12.8,10.2,7.7,5.5,8.3,11.2,14.4,15.3,16.3
1986,17.1,15.5,14.2,13.7,10,8.1,7.4,10,12.1,13.6,15.7,16.6
1987,16.5,15.8,14.8,12.7,7.1,7.2,9,8.9,11.2,14.1,15.8,15.6
1988,17,14.7,15.9,12.6,7.9,6.2,5.4,9.5,11.6,13.6,16.7,16.9
1989,16.7,16.9,14.5,12.5,8.3,8.9,6.7,9.9,10.6,14.1,16.1,17.2
1990,17.1,14.9,15,13.2,9.2,6.5,5.5,10.6,10.3,14.8,16.6,16.6
1991,16.5,16.4,15.5,13.4,11.3,8.6,7.4,8.5,11.8,12.6,15,16.3
1992,16.4,14.8,15.1,12.9,10.1,9.3,6.2,9,11.7,13.8,14.5,17.1
1993,17.1,14.7,15.9,13.3,9.8,8.8,7.3,9.6,11,14.2,16.3,17.7
1994,17.5,15.8,15.1,12.6,12.5,10.1,7.2,10.1,13.7,14.6,15.5,18.1
1995,16.8,15.1,15,12.6,9.6,8.2,6.9,8.5,12.1,14.3,17,17.9
1996,16.4,16.1,15,13,10.2,6,5.5,10.8,10.8,14.3,15.2,16.8
1997,17.5,14.8,15.1,12.9,10.4,7.9,8.8,8.1,13.7,15.2,16,18.4
1998,17.1,15.4,14.4,12,9.5,7.8,8,8.3,11.2,14.1,14.4,16.5
1999,14.6,16.1,15,10.5,9.4,6.9,5,8.4,13.9,12.7,13.4,16.7
2000,17.3,16.8,13.6,13.1,8.3,6.8,4.3,9.5,11.2,14.4,13.9,15.7
2001,17.1,16.2,15.8,12.2,7.8,7.5,6.8,10.4,10.7,13.6,14.3,15.9
2002,16.3,14.6,15.9,12.3,11.4,6.6,6.5,10.6,13,16.1,16.8,15.9
2003,17,16.5,15.4,12.6,10.6,9.9,6.8,7.8,12.5,15.4,17.1,16.9
2004,17.2,15.2,15.7,14.1,6.5,6.9,7.8,8.9,13.4,15,16.2,17
2005,17.9,16.1,15.5,12.3,9.9,9.1,7.1,10.4,10.1,13.9,17,16.3
2006,16.7,16,15.8,13.4,8.4,8.3,8.6,9.3,12.5,15.5,16.2,17.5
2007,16.7,16.3,15.4,13.6,7.6,7.4,5.4,6.8,13.1,15.6,15.2,16.3
2008,16.1,15.4,14.8,11.6,8.1,5.8,8.8,9,11.4,14.2,16.8,16.2
2009,15.8,15.7,14.8,13.9,10.2,6.9,5.6,9.8,11.3,15.6,18.9,16.7
