1901,14.4,16,18.9,21.9,22.9,23.8,23.4,23.1,22.4,21.2,17.7,14.7
1902,14,15.8,19.3,21.6,23.4,23.9,23.4,23,22.2,21.1,17.9,15.4
1903,14.2,15.3,19.6,22.6,23.2,23.2,23.2,22.5,21.9,21.1,16.7,12.5
1904,12.3,15.1,18.2,20.9,22.7,23.6,23.1,23,22.6,21.5,17,13.4
1905,15.1,16.6,18,21.6,23.2,23.9,23.4,23.1,22.8,21.5,18.1,16.8
1906,15.3,16.8,18.6,22.3,23.8,24.3,23.8,23.2,23.2,21.1,17.1,14.8
1907,14.3,15.8,17.8,21.2,22.6,23.3,23.1,22.9,22.3,21.5,18.1,13.3
1908,14.2,15.6,18.3,21.8,22.8,23.7,23.2,22.9,22.5,21.3,16.8,14.4
1909,14,16,18.9,21.6,22.3,23.7,23.1,23.1,23,21.9,17.6,14.1
1910,14.8,15.3,17.9,21.5,23.3,23.4,23.1,23.1,22.1,20.9,17.6,13.3
1911,13.7,15.3,18.5,21.8,22.9,24,23.1,23.3,22.8,21.1,18.6,15.5
1912,14.1,16,18.9,21.8,23.7,24.1,22.8,22.5,22,20.8,16.6,14.2
1913,14.1,16.1,17.7,21.5,22.3,23.8,22.7,22.5,22.2,21,16.8,13.9
1914,13.9,16.2,18.8,22,23.2,23.4,23.2,22.3,22.2,20.6,17.5,15.2
1915,14.4,16.8,18.6,21.8,22.2,23.9,22.8,23,22.1,21.8,17.3,13.3
1916,13.3,15.7,18.7,21.7,23.5,23.6,23.4,23.2,22.6,20.9,17,14
1917,13.3,15.3,17.4,21.5,23,23.4,23.1,22.8,22.5,21,17.6,13.4
1918,12.8,14.8,18.4,20.9,22.6,23.6,23.7,22.9,23,21.9,18,15.9
1919,14.8,15.8,20.1,22.1,23.2,23.9,23.4,23.5,22.1,21.1,17.8,14.9
1920,13.6,15.5,19.1,21.4,23.2,23.8,23.6,23,23,20.8,18,14.8
1921,14.4,15.2,18.9,22.5,23,24.4,23.1,23.7,22.1,20.8,17.1,15.3
1922,15.3,16.9,19,22.2,24.3,24.4,23.1,23.4,22.9,21.2,17.4,14.2
1923,14.2,15.6,18.9,21.5,22.6,23.1,22.8,22.6,22.9,21.4,19.1,16
1924,15.1,16.4,19,21.6,23.8,23.8,22.8,23.3,23.1,21.4,18.6,14
1925,13.6,14.6,18.5,20.8,23.4,23.9,23.5,23.7,22.8,20.8,18,13.6
1926,15,16.1,18.7,22.4,23.9,24.4,23.7,23.4,23.4,20.8,18.1,15.7
1927,14.8,16.3,18.9,20.9,22.7,24.2,23.6,23.8,22.6,21.2,18.1,15.4
1928,16.3,15,19.3,21.6,23.6,23.6,23.4,23.7,23.2,19.6,16.5,15.5
1929,15.7,16.6,17.4,20.9,24,23.9,23.2,24,23.1,21.4,17.8,16.4
1930,14.3,15.9,17.6,21.6,23.6,23.8,24,22.9,22.1,22,18.2,15.4
1931,14.8,17.1,20.1,23.4,25.5,25,23.7,23.8,22.5,20.4,17.5,14.9
1932,12.8,15.1,17.7,22.8,24.9,24.9,23.9,23.8,23.2,21,18.7,14
1933,13.7,16.2,18.3,22.5,24,24.1,23.1,22.8,22.6,21.5,17.2,14.8
1934,13.5,15.6,18.1,21.1,23.5,23.9,22.5,23,22,19.9,17.6,12.8
1935,15,16.5,18.7,21.8,23,23.8,22.9,22.2,21.9,21.5,18.3,15.3
1936,13.5,14.8,17.2,22.6,23.3,23.5,22.8,22.9,21.8,20.1,17.7,16
1937,14.2,16.4,19.1,21.7,22.6,23.5,23,22.9,22.3,20.7,18.5,15.7
1938,14.1,16,17.5,21.4,22.7,23.4,22.6,23.5,22.8,20.8,16.1,15.1
1939,13.3,15.9,18.3,19.8,22.4,23.3,23.2,22.7,21.9,21,18.9,10.2
1940,10.9,14.9,17.2,20.6,23.5,23.4,23.2,22.9,23.4,21.9,17.3,15.7
1941,16.1,16.9,18.6,22.3,22.7,23.5,24.6,22.9,22.1,20.5,17.1,15.4
1942,14.7,16.6,19.8,21.4,22.8,23.6,23,22.2,22.8,21.6,17.9,15.6
1943,13.5,15.1,18.2,20.9,22.4,22.8,22.6,22.4,21.8,21.7,17.8,15.3
1944,15.6,16.9,19.3,21.7,22,22.9,23,22.5,22.7,21.3,17.8,11.5
1945,13.1,14.9,18.4,21.3,21.6,24.1,23.6,23,22.8,20.2,19.1,14.3
1946,12.7,15.8,19.9,22.2,23.3,24.4,22.8,22.7,22.2,20.2,17.3,17.1
1947,15.1,14.9,18.7,20.8,23.2,24,23.7,23.6,23,21.5,17.5,14.6
1948,13.3,16.8,19.5,20.9,23.4,24.6,22.9,23.3,22.2,20.5,16.4,15.6
1949,12.8,15.4,17.5,20.8,23,23.7,23.3,23,22.7,21.2,18.6,15.4
1950,13.5,13.4,18.3,20.3,22.6,23,22.7,22.9,22,20.8,17.4,13.3
1951,13.5,14.4,17.6,21.4,23,23.1,23,23.3,22.4,20.9,18.3,15.1
1952,13.9,16.4,19.4,21,24,23.5,23.2,23.1,22.4,21.6,17.9,12.5
1953,15.2,16.7,18.7,21.7,23.1,23.7,23,23.2,22.4,22.1,18.6,15.2
1954,15.5,16,17.3,22.3,23.5,24,23.5,23.2,22.4,20.2,16.5,13.5
1955,10.2,15.7,18.3,21.4,24,23.5,23.4,22.8,22.9,20.1,15.5,11.7
1956,11.2,16.6,19.1,22.2,23.1,23.5,23.2,23.1,22.4,20.1,15.5,13.4
1957,13.3,13.7,18.6,21.8,23.4,23.8,23.3,23,22.5,20.8,17.3,15.3
1958,14,14.7,20,22.2,24.4,24.1,23.8,22.7,22.5,21,15.2,12
1959,13,15.8,17.6,23,23.4,24.3,23.1,23.1,22.3,20.2,17.6,16.6
1960,13.9,14.8,19.2,22,23.7,24.2,23.2,23.3,22.3,21.1,18.9,14
1961,12.3,15.5,18.1,22,23.6,24.1,23.2,23.3,22.4,20.7,16.2,15
1962,12.1,14,17.9,21.7,23.1,23.7,23.1,22.8,22.1,20.4,16.8,12.9
1963,9.8,13.2,17.4,20.5,23.4,23.9,23.3,23.2,22.6,20.7,18.8,14.4
1964,13.9,13.9,18,21.2,22.9,23.8,23,23.3,22.4,21.7,16.5,13.5
1965,12,16.4,17.8,21,23.1,23.5,23.2,22.6,22.4,21,17.5,16.7
1966,15.9,17.2,19.2,21.8,23,23.8,23.5,23,21.5,21.2,18.2,17.4
1967,13.9,15.1,17.9,21.6,23.5,23.5,23.6,23.3,22.2,20.1,17.6,14
1968,13.9,13.9,19,20.8,22.8,23.5,23.3,23.4,22.5,20.6,18.2,15.7
1969,16.4,15.4,19.1,21.9,23.8,23.9,23.6,23.1,22.3,21.3,16.9,13.8
1970,14.8,16,19.1,21.3,23.3,23.1,23.4,22.7,22,21.1,17.6,17.4
1971,12.6,15.2,19,21.6,22.9,23.6,22.7,22.6,22.5,19.9,14.7,15.3
1972,13.1,16,17.8,20.8,23.6,23.4,23.7,22.9,22.6,22.2,19.4,16.7
1973,14,17.1,20.1,22.9,23.8,24.2,23.5,23.2,22.7,21.1,16.8,12.6
1974,12.2,13.6,18,21.4,22.8,23.5,22.8,22.9,22.6,21.8,18.4,15.7
1975,16.5,16.6,20,22.9,23.2,23.7,23.1,23,22.4,21.6,17.3,12.3
1976,12.3,15.8,18.1,21.3,22.9,23.3,23.1,22.5,22.6,21.7,16.6,15.4
1977,14.6,13.9,18.3,21.5,23,24.2,23.3,23.1,22.1,21.7,16.5,15.7
1978,15.5,16.9,19.2,22.2,23.4,24.1,23.4,23.5,22.5,20.8,17.7,15.6
1979,16.8,17.6,19.7,22.5,23.5,24.1,24,23.7,23.2,20,15.8,14.8
1980,13.9,15.5,20,22.7,23.3,24.1,23.8,23.1,22.6,20.8,18.2,15.3
1981,14.4,16.6,19.2,21.5,22.9,23.1,23,23.1,22.4,21.2,18.9,13.7
1982,14.2,16.1,19.6,21,22.9,23.5,23.3,23.1,22.2,21.6,18.9,12.7
1983,13.2,16.7,18.3,22.4,23.4,23.8,23.9,23,22.8,21.8,16.4,13
1984,13.4,17.8,19,22.6,22.2,23.6,22.6,23.1,22.1,20.4,18.1,15.6
1985,15.5,16.8,18.2,21.8,23,23.5,22.7,23.2,22.3,20.9,19,14.7
1986,13.7,16.1,17.2,21.6,22.9,23.7,23.2,23.2,22.2,21.3,17.8,15.8
1987,15.3,16.9,19.2,21.9,23.6,24,24.2,23.5,23,21.7,20.3,12.3
1988,15.3,17.6,19.6,22.1,23.7,23.5,23.3,23.4,22.6,21.4,16.3,14.6
1989,15.2,15,18.1,21.3,22.5,22.9,23.1,22.5,22.5,21.1,17.2,13.3
1990,15.9,16.3,18.4,21.3,21.9,23.3,22.9,22.9,22.4,21.5,18.3,15.1
1991,16.7,15.6,20.6,22.3,23.6,24.3,23.6,23.2,23.1,21.6,17.2,15.8
1992,14.2,16.2,19.5,22.6,23.8,23.6,23.2,23.1,22.8,20.2,15.7,14
1993,14.2,14.7,19.1,21.8,22.9,24.4,23.8,23.5,22.7,20.7,16.8,14.1
1994,15,17.3,17.9,22.3,23.8,23.6,23.1,22.9,22.8,20.1,16.5,17.2
1995,14.8,15,19.3,22.2,23,24,23.1,22.9,22.9,21.1,17.5,14
1996,13.9,13.9,18.9,21,22.5,23,22.8,22.9,22.5,20.7,18.6,14.8
1997,14.2,14.8,18.4,19.8,22.9,23.3,23.6,23.6,22.3,21.8,18.9,17.3
1998,16.1,17,20.1,22.4,24.3,24.5,24,23.5,22.7,21.6,18,16.9
1999,15.7,16.7,19.6,21.8,22.9,23.6,23,23,22.4,21.5,17.9,13.2
2000,15.4,15.2,18.3,22.1,22.3,23.3,22.6,23.5,22.3,22.1,16.6,16.6
2001,17,16.9,19.3,22.6,22.4,23.1,23,23,23,21.7,16.2,16.1
2002,14.3,16.4,20.2,22.4,22.5,23.7,23.6,22.7,21.4,21.2,18.3,17.6
2003,14.2,17.1,18.5,22.2,23.4,23.4,23.8,23.1,22.2,21.6,17.8,15.5
2004,14.2,15.2,19.4,21.7,22.7,23.1,22.2,23.2,22.3,20.2,17.8,14
2005,14.6,17.7,18.1,21.8,24.3,23.6,22.9,23,22,21.4,18.6,15.7
2006,14.1,17.2,19.9,21.4,22,23.7,23.2,22.4,22.3,21.3,18.6,15.2
2007,14.6,16.9,20.4,21.8,22.5,22.7,23.3,22.9,22.1,20.8,16,16.2
2008,14.7,14.1,18.3,22.1,22.5,23.2,23,23.1,22.3,22,17.2,14.5
2009,12.9,17.5,19.7,22.5,22.6,23.7,23.5,23.5,22.9,22.3,20.3,15.5
