1901,14.5,14.8,13.7,13.7,13.1,11.6,11.1,11.9,13,13.3,13.5,13.1
1902,14.4,14.3,13.8,13.6,13.1,11.5,11.5,11.7,13,13.3,13.8,13.4
1903,14.7,15.2,13.8,13.3,12.6,11.3,11,11.4,12.8,13,13.2,12.6
1904,14,14.1,13.3,13.2,12.5,11.6,10.9,11.6,12.7,13,13.7,13.1
1905,14.4,14.8,13.4,13.5,13,11.9,11.3,11.6,12.7,13.4,13.7,13
1906,14.5,14.7,13.7,13.7,12.9,11.2,11,11.5,12.9,12.8,13.7,12.7
1907,14.2,14,13.9,13.2,12.8,11.5,10.9,11.5,12.8,13.1,13.6,13.3
1908,14.5,14.4,13.8,13.6,13,11.8,10.9,11.3,12.5,12.7,13.3,13
1909,14.1,14.1,13.7,13.1,13,11,10.8,11.2,12.8,13.1,13.3,12.9
1910,14.5,14.6,13.9,12.9,11.9,10.2,10,10.6,11.5,12.2,13.1,12.4
1911,14.3,14.4,12.9,12.9,12,11.3,10.9,11.5,12.3,13.2,14.1,14.1
1912,15.9,16.1,15.2,14.8,12.6,10.7,10.4,10.9,12.7,13.4,13.1,13.4
1913,15.2,14.6,14.3,13.7,12.5,10.9,11.2,11.9,13,14.5,15,13.9
1914,15.5,15.4,14.3,13.7,12.4,10.8,10.8,11.8,12.7,13.5,13.7,14.2
1915,15.8,16.3,14.8,14.7,12.9,11,11.4,11.8,12.1,12.8,13.1,13.9
1916,15,15.6,14.6,14.9,12.7,9.5,9.1,10.1,12.7,12.5,12.5,14.1
1917,15.6,16.1,15.2,14.9,13.7,12.3,10.7,10.9,12.1,12.6,14.2,12.6
1918,14.9,14.3,14.2,13.8,9.9,13.9,12.4,14.1,13.1,13.1,13.4,13.3
1919,15.5,15.7,14.2,14.2,13.7,10.7,10.3,11.1,12.6,13,13.6,13
1920,14.7,14.7,14.1,13.4,11.9,10.3,9.6,10.8,12.2,13.1,13.3,12.4
1921,13.6,13.8,13.3,12.5,12.4,8.4,7.7,10.2,10.9,12,13.2,12.7
1922,14.8,14.8,14,14.1,13.1,11.6,11.5,11.5,13,13.3,14,13.1
1923,14.3,14.6,13.9,13.4,13.1,11.8,11.4,11.9,13.3,13.3,14.2,13.4
1924,15.3,14.8,14,13.9,13,11.6,11.2,11.6,12.8,13.3,13.6,13.2
1925,14.4,14.1,13.5,13.7,13.4,11.9,11.1,12.3,12.8,13.8,14.1,13.8
1926,15.2,15,14,13.8,13.1,11.8,11.2,11.9,13.3,14.2,14.6,14
1927,15.1,15,14.3,13.8,13,11.7,11.2,11.9,13.4,14.2,14.6,14.1
1928,15.2,15.2,14,13.8,13.3,11.7,11.2,11.9,13.3,13.9,14.6,14
1929,15.2,15,14.3,13.8,13.1,11.8,11.2,11.8,13.2,13.9,14.4,14
1930,14.9,14.9,14,13.8,13,11.7,11.2,11.7,13,13.9,14.4,14.2
1931,14.7,14.5,14,13.9,12.8,11.5,11.1,11.8,13.2,14.1,14.6,13.9
1932,15,14.8,14.1,13.9,13.3,11.9,11.5,12,13.2,13.8,14,13.6
1933,14.5,14.9,14,13.8,13,11.6,11.1,11.6,13.1,13.7,14,13.5
1934,14.8,14.5,14,13.8,13.1,11.8,11.2,11.6,13,14,14.3,14
1935,15,14.9,14.2,13.7,12.7,11.7,11.2,11.7,13.2,13.6,14.2,13.7
1936,14.7,15.1,14,13.8,13.1,11.5,11.2,11.7,13.2,13.9,14.2,13.8
1937,15,14.8,14.4,14.5,13.6,12.6,12.3,12.9,13.8,14.1,15,14.3
1938,15.5,15.2,14.5,14.7,13.7,12.2,11.9,12.6,14,13.9,14.8,14.1
1939,15.2,15.1,14.6,15.2,13.8,13,12.3,11.9,13.5,14.5,14.4,13.9
1940,15.3,15.9,14.9,14.5,14.1,12.7,12.3,12.4,14.2,14.9,15.4,14.1
1941,15.9,15.8,15.6,14.8,14.6,12.3,12.2,13,14.5,15.4,16.1,15.2
1942,16.4,16.8,15.4,15.3,14.4,13.5,13,13.9,14.4,15.5,16,13.6
1943,17.9,16.1,17,16.4,13.7,12.8,13.2,12.8,14.6,15.6,16,15.5
1944,17,15.5,14.7,15.9,15.5,14,13.4,13.5,15.9,15.5,15.5,15.5
1945,16.9,16.5,15.7,15.6,14.8,11.8,12.7,13.8,15.4,15.3,16.3,14.9
1946,16.4,16.9,15.8,14.4,13.5,12.7,11,12.7,14.2,14.9,15.5,13.7
1947,16.2,16.2,15.4,15.2,14.5,11.6,11.1,11.6,13,13.4,14,12.6
1948,14.6,15,13.8,13.8,13.7,11.7,11,11.3,12.4,13.9,14.1,12.9
1949,16,14.7,14.5,13,11.8,10.5,10.2,10.3,11.8,12.3,13.5,13.1
1950,13.9,13.6,12.7,13.1,11.5,10.2,10.1,10.8,12.3,13.2,13.6,12.5
1951,14.3,13.3,12.5,12.5,12.2,11.3,12,11.8,13.1,13.4,13.6,13.3
1952,14.8,14.5,13.6,12.9,12.6,10,10.5,10.9,12.2,13.3,13.1,13.1
1953,14.5,14.4,13.9,13.9,12.8,11,10.5,11.8,13.5,13.3,13.9,12.9
1954,14.1,14.1,13.4,13.2,11.6,10.7,9.9,11.2,12.6,12.6,13.6,12.7
1955,14.6,14.4,13.3,13,12.1,11.2,10.2,10.9,12,13.5,13.6,12.9
1956,14.1,13.4,13.3,12.7,12,10.8,10.5,11.4,12.5,12.8,13.4,13.1
1957,14.2,14.5,14.1,13.7,14,12.3,11.4,12.2,12.9,13.7,14.2,14.1
1958,15.1,15.2,13.2,13.8,12.2,11.3,11.8,11.3,13.5,13.7,13.5,13.7
1959,13.8,14.2,13.9,13.7,12.3,12,10.9,11.9,13.7,13.6,15,13.4
1960,16,15.4,14.5,13.7,12.6,12.2,12.1,12.4,13.1,14.3,14.5,13.1
1961,14.8,14.8,14,13.7,13.4,11.7,11.7,11.6,12.8,14.1,13.4,13.1
1962,14.2,14.3,13.5,13.7,13.2,11.7,11.4,12.2,13.3,13.7,15.5,13.7
1963,14.2,13.6,13.9,13.3,13.6,11.3,12.3,13.2,13.4,13.7,14.2,14.2
1964,15.8,15.1,13.3,13.2,11.8,10.3,10.3,11.8,13.1,13.8,14.1,13.9
1965,14.3,13.9,13.3,13.3,12.3,10.9,10.7,12.4,13.2,14.6,14.7,13.9
1966,15,14.8,13.9,13.8,12.3,11.2,10.4,11.6,12.8,13.2,14.3,13.4
1967,14.5,13.7,12.6,12.8,11.7,10.8,9.7,10.9,12.4,13.1,13.7,13.2
1968,15,14.6,13.3,13.7,13.4,11.2,11.9,11.6,12.8,13.5,13.8,13.6
1969,15.9,15.2,14.8,14.8,14.2,12.2,11.6,12,13.5,14.5,15.1,14
1970,14.6,15.5,13.9,14,13.1,12,11.3,11.8,13.2,14,14.2,13
1971,14.4,14,13.5,13.2,13.3,11.5,11.9,11.4,12.8,13.1,14.3,13.3
1972,14.3,15.3,14,13.9,13.4,12.5,12,12.1,13.3,14.4,14.5,14.8
1973,15,15.2,14.3,14.2,13.8,12.6,11.1,11.4,12.5,13.6,13.8,13.1
1974,13.5,13.6,13.2,13.4,12,10.6,10.2,10.6,12,13.3,14.2,12.4
1975,12.9,14.6,12.6,13.2,12,11.4,11.1,11.9,11.8,12.8,13.1,12.6
1976,14.4,14.1,13.7,13.5,12.8,11.6,11,11.5,12.4,13.4,14.4,14.1
1977,15.6,14.5,14.9,14.7,13.4,12,11.8,12,13.5,13.6,14.1,13.9
1978,14.8,15.8,14.8,14,13.9,11.2,12.5,11.3,13.1,14,14.5,13.7
1979,16.4,14.8,14.1,14,14.5,11.9,11.7,12.4,13.5,14.7,14.7,14.2
1980,15.9,15.2,14.7,14,14,12.3,11.9,12.1,13.4,13.7,14.4,14.3
1981,15,14.4,14,14,13.8,12.3,11.4,11.2,12.5,13.1,13.3,13
1982,14,14.4,13.9,14.1,13.2,12.4,12,11.7,12.9,13.8,14.3,13.9
1983,16.7,16.3,15.5,14.9,13.5,12.6,12.3,13.1,13.5,13.7,14.3,13.7
1984,14,13.7,13.9,13.5,11.9,11.5,11.1,10.7,13.3,15.3,13.8,13.8
1985,14.6,14.1,13.8,13.8,12.8,9.6,10.3,11,12.3,13.1,13.8,13.9
1986,14.9,14,13.1,14.2,11.8,11.3,10.4,11.6,13.4,13.7,14.2,13.8
1987,15,15.3,15.5,14.5,12.6,12.1,10.6,12.6,14,14.8,14.3,14.2
1988,15,15.9,13.8,13.7,12.3,11.5,11,12.4,12.7,13.5,14.4,14
1989,13.7,14.2,13.5,12.9,12.1,10.6,10.1,11.6,13.3,13.6,14.4,13.9
1990,14.1,15.6,14.1,13.4,12.3,11.4,10.4,11.4,13.4,13.7,14.4,13.4
1991,14.6,15.7,14.2,14.4,13.2,12.2,11,11.6,13.2,13.7,14.1,14.4
1992,16.3,15.8,15.5,15.8,15.1,12.7,10.9,11.8,12.6,13.6,14.3,13.5
1993,14.8,15.2,14.5,14.2,13.9,12.7,11.8,11.4,12.9,13.8,13.9,13.5
1994,14.8,14.7,14.1,14.4,13.5,12.3,11.1,11.4,13.1,14.1,14.3,14.5
1995,15.9,15.3,14.2,14.5,13.5,12.2,12.1,12.3,13.7,13.9,14,14.1
1996,14.8,15.7,14.1,13.8,13.4,12.6,11.2,11.4,13,13.6,13.4,13.5
1997,14.3,15.2,15,14.5,14.4,12.7,12.1,11.5,13.6,14.5,14.5,14.7
1998,16.1,16.1,15.8,15.9,14.1,12.5,12.5,13.2,13.4,14.4,14.3,14.3
1999,14.4,15,14.2,13.7,12.3,11.7,11.9,12.2,13.3,14.1,14.4,13.5
2000,14.4,14.3,13.5,13.3,13,11.7,10.8,12.4,13.4,14.1,14.7,13.5
2001,14.8,15.5,13.9,14.1,12.9,10.9,11.1,11.8,12.7,13.8,14.1,13.3
2002,14.9,14.7,14.7,14.4,13.5,11.5,10.9,12,13.1,14,14,13.6
2003,15.3,15.3,15.1,13.6,12.5,11.6,11.4,10.7,13.1,14.2,15,13.6
2004,15.1,15.1,14.2,14.2,12.6,11.6,11.8,12.2,13.6,14.3,14.5,13.9
2005,15.4,14.8,14.6,14.1,13.6,11.9,11.4,12.7,13.2,13.7,13.5,12.8
2006,14.9,14.7,14.8,13.8,12.4,11.9,12.6,12.9,13.4,13.7,14.5,13.7
2007,15.8,14.9,14.2,14.2,12.4,11.1,11.3,11.9,12.7,13.1,13.8,12.8
2008,14.8,14.7,14.3,13.7,12.2,11.2,12.4,13.2,13.4,13.8,14.5,13.8
2009,14.8,15.1,14.4,14.2,12.9,11.9,11.7,12.6,13.7,14.2,15,14.1
