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