1901,13.1,15.9,18.3,23.4,23.8,24.5,24.3,24.2,23.2,22.9,19.7,15
1902,13.2,15.1,18.7,23,23.7,23.6,23.9,23.5,23.1,21.8,18,14.4
1903,12.3,14,18.3,23.1,24,23.6,23.9,23.2,23.2,22.8,19,13.1
1904,12,13.3,18,22,23.4,23.8,23.9,23.8,23.7,22.5,18.7,14.1
1905,12.4,13.6,18.1,22.1,24.5,23.7,24.1,23.8,24,22.9,19.3,16.2
1906,14.6,15.1,17.8,23.1,25,24.2,24.6,23.8,24.3,22.7,18.7,15
1907,13.8,14.2,17.1,22.1,23.1,23.8,23.5,23.7,23.5,22.3,19,13.9
1908,13.4,14.2,18.5,23.5,23.2,23.9,23.7,23.5,23.4,22,18.3,14
1909,13.2,14.9,18.8,22.8,23.3,23.7,24.3,23.7,23.9,23.5,19.4,14.5
1910,13.6,13.7,17.4,22.4,23.7,23.9,23.4,23.8,23.5,22.4,18.7,13.1
1911,13.7,13.6,17.6,22.6,23.6,24,23.5,23.8,23.6,22.1,18.7,14.5
1912,12.8,14.8,18.3,22.5,24.3,24.2,23.6,23.4,23.2,22.1,18.7,14
1913,13.2,15.8,18,22.5,22.9,24.1,23.7,23.4,23.3,22.2,18.3,13.8
1914,12.1,14.9,18.1,22.1,24.1,24,24,23.1,23.2,20.9,18.4,14.9
1915,14.1,14.6,18.7,22.6,23.4,23.7,23.7,23.8,23.2,23.3,19.6,13.6
1916,12.7,15.4,18.4,22.8,24,24.2,24.5,24.6,24.4,23.6,20.8,15.3
1917,12.7,14.6,17.4,22.1,23.5,24.2,24.4,24.6,24.1,23.4,21.1,14.4
1918,12.7,14.7,18.4,21.9,23.4,24,24.7,24.3,24.3,23.4,19,15.5
1919,14.6,15.7,18.6,22.8,24.3,24.5,24.5,25.2,23.6,23.4,20.9,15.7
1920,14.1,14.7,19.3,22.3,23.3,24.2,25.2,23.9,24.5,23,19.1,15.6
1921,14.3,14.6,19.1,23.2,24.3,24.3,24.6,24.9,24.1,22.3,19.8,15.1
1922,14.1,14.6,18.5,22.6,24.1,24.7,24.6,24.8,24.4,23,20.1,15.5
1923,13.6,14.3,17.5,23,23.9,24.6,23.5,23.9,23.2,22.1,19.8,15.5
1924,14.1,14.7,18.7,23.5,24,24.6,23.7,23.9,22.9,23,20.2,13.9
1925,13.4,14.7,18.2,22.6,23.4,24.4,24.4,24.4,23.9,22.4,19.2,15.4
1926,14.5,15,18.9,22.3,24.2,24.2,25,24.9,24.6,23.5,19.7,16.9
1927,13.9,15.2,17.3,22.5,23.6,24.7,25,24.8,23.9,23.2,19.4,15.2
1928,14.9,16.3,18.3,22.6,23.8,23.9,24.9,24.7,24.4,22.8,18.8,15.9
1929,14.9,14.9,18.4,23,24.5,24.2,25.2,24.7,24.5,23.3,19.4,15.3
1930,12.9,14.4,18.2,23,24,24.1,23.7,23.8,23.4,22.4,20.1,15
1931,14.1,14.9,18.4,24.5,24.8,24.5,24.5,24.6,23.1,22.5,18.1,15.6
1932,13.6,14.2,18.4,22.7,25.4,24.8,23.8,24.5,23.8,22.7,20.3,14.4
1933,14.1,14.3,18.3,22.7,23.5,24.2,23.8,23.5,23.3,22.9,18.4,14.4
1934,13.7,14.8,18.5,23.5,25.6,24.3,23.6,23.7,23.8,22.3,19,12.8
1935,12.7,15.1,18.3,22,25.3,24.3,23.7,23,23.2,22.9,19.5,15.7
1936,13.4,13.8,18.9,23.1,24.6,23.7,23.6,24.3,23,21.7,18.9,15.9
1937,13,15.7,17,23.5,23.3,24.6,24.1,24.2,23.7,22.2,19.4,16.3
1938,14.6,14.5,19.8,24.1,22.8,24.3,23.7,23.7,23.6,22.5,16.8,14
1939,14.2,13.8,17.7,24.5,23.3,24,23.5,23.6,23.1,21.8,19.5,13
1940,11.3,13.2,16.4,23.2,23.4,23.8,23.5,23.8,23.5,22.1,18.6,13.9
1941,12.5,13.8,18,23.4,24.4,24.5,24.2,24.3,23.7,22.2,18.2,16.1
1942,13,14.4,18.8,23.1,24.2,24,24.6,23.6,23.1,22.4,19.8,14.6
1943,13.3,14.1,17.6,21.7,23.6,23.5,23.7,23.1,23,22.4,18.9,14.9
1944,13.9,14.5,18.3,22.4,23.8,23.8,24.2,23.8,23,22.7,17.8,13.2
1945,12.8,14,18.3,22.6,23.2,24.1,24,23.6,23.5,22.1,19.1,15.8
1946,12.2,15.7,18.3,22,24.2,24.3,23.8,23.7,23.1,22.2,18.6,16.5
1947,14.3,14.4,18.9,23.5,24.4,24.3,24,24.2,23.9,22.3,18.2,15.4
1948,12.7,13.8,16.9,21.5,22.6,24.2,23.7,23.7,23.1,21.8,18.7,14.6
1949,12.8,14.1,17.3,21.2,22.9,24.2,23.6,23.7,23.4,23.1,19.3,12.9
1950,12.2,13.6,17.1,21.6,24.2,24.1,23.7,23.5,23.3,22.9,19.2,14.2
1951,12.5,13.9,17.6,21.8,22.9,23.7,23.9,24.2,23.5,22.6,19,16.4
1952,13.2,15,17.1,22.3,24.2,24.1,23.8,23.5,23.1,23.1,19.7,13.8
1953,14,15.1,18.6,23.4,23.5,24.1,23.5,23.2,23.2,22.9,19.5,15.6
1954,12.3,14.8,17.8,23.7,23.8,24.2,24,23.9,23.7,22.3,18.2,14.8
1955,12.3,13.4,17.8,23.1,23.9,24.2,23.6,23.4,23.2,22.6,19.6,12.3
1956,11.7,13.9,18.1,23.2,23.3,24.2,23.4,23.5,23.1,22.3,18.8,13.9
1957,13,13.3,17.2,22.8,24.8,24.4,23.7,23.8,23.3,21.9,17.8,13.9
1958,13.7,13.9,17.6,23.3,24.4,24.6,23.7,23.8,23.3,22.9,18.2,13.2
1959,13.6,13.6,17.1,23.8,23.9,24.8,23.6,23.6,23.2,21.9,18,15.1
1960,13.8,14.9,16.7,23.4,24,24.4,23.8,23.9,23.1,22.3,19.3,15.2
1961,12.9,14.1,18.7,22.7,24.2,25.1,23.7,23.9,23.1,22.1,18.2,13.9
1962,12.7,15,17.3,23.1,24.2,24.3,24.4,23.7,23.3,22.3,17.7,13.5
1963,11.3,14.2,18.2,21.7,23.2,23.8,23.6,23.8,23.4,22.3,18.5,14.7
1964,13.1,14.3,18.2,23.2,24,24.3,23.5,23.9,23.7,23.3,19.3,14.3
1965,12.9,14.7,17.1,23.2,24.4,24.2,23.8,23.3,23.1,22.4,18.5,17
1966,14.9,14.9,18.5,23.7,25.3,24.1,23.9,23.5,22.8,21.9,19.7,16
1967,14.2,13.8,18.2,22.5,23.7,23.3,23.5,23.2,22.5,22,17.7,14.7
1968,13.2,13.4,17.7,21.2,22.9,23.4,23.5,23.5,23.3,22.5,19.3,14.7
1969,12.2,13.1,17.8,23,24.7,23.8,24,23.1,22.9,22.2,18.8,14.4
1970,13.3,14.6,17.9,23.4,23.8,24,23.8,23.7,23.4,22.7,19.3,15.8
1971,13.4,14,18.8,22,23.8,23.8,23.4,23.1,23,21.9,16.8,14.1
1972,12.8,13.2,18.4,22.5,24.6,24,24.2,23.4,23.2,22.4,20.1,15.5
1973,13.3,15.4,18.8,23.5,23.1,24.4,23.9,23.6,23.6,22.8,19.4,13.8
1974,11.4,13.1,17,22.7,23.5,24.1,23.7,23.7,23.3,23.1,20.8,14.2
1975,14.8,15.7,20.7,21.1,22.1,24.1,23.6,24,23.3,23.3,19.2,13.6
1976,13.2,15.1,20.6,21.8,22.6,24,24,23.4,23.7,22.7,19.2,15.1
1977,14.3,14.5,20,22.8,23.5,23,23.2,23.5,23.1,22,19,15.8
1978,12.8,15.9,18.3,23.3,23.9,24.5,24.6,24.7,23.8,23,19.8,16.2
1979,14.7,15.9,19.5,24.5,26.1,25,24.6,23.8,23.8,22.3,19.2,15.9
1980,13,14.6,19.4,25.1,24.8,24.4,24.3,23.4,24.2,22.4,19.7,15.9
1981,14.4,14.8,18.4,22.7,24.7,24.3,23.7,23.9,23.3,23.2,20.6,15.4
1982,13.8,15.4,18,23.4,24.8,23.9,23.5,23.7,23.1,22.5,19.1,13.7
1983,12.6,15.7,19.2,23.1,25.1,22.6,24.2,23.7,23.8,23,19.1,14.1
1984,13.7,16.3,18.8,23.5,23.5,23.7,23.3,23.5,23,22.4,18.6,15.3
1985,14.5,15.2,19.7,24.6,23.7,23.8,22.9,23.4,23,22.4,18.9,15.9
1986,13.8,15.5,18.2,23.4,23.3,23.5,23.2,23.8,22.8,21.9,19.3,15.3
1987,15.1,15.7,18.3,23.3,25,23.9,24.4,23.9,23.7,22.3,21,14.1
1988,13.7,15.5,19.3,22.6,24.8,23.2,23.7,23.6,23.2,22.8,19.4,15.4
1989,13.1,13.9,18.8,23.1,22.7,23.6,23.5,23.8,23.5,22.6,18.2,13.2
1990,13.1,15.7,17.5,21.7,24.3,24.7,23.9,23.7,23.4,22.3,20.3,14.9
1991,12.7,15.7,20.3,23.3,24.2,23.3,23.8,23.5,23.4,23,18.9,14.8
1992,12.5,13.6,18.8,21.5,23.5,24.4,23.4,23.7,23.3,22.1,18.8,13.7
1993,13.6,14.4,18.2,22,23.1,23.8,24,23.4,22.9,22.3,18.5,14.3
1994,13.1,14.6,18.1,23.1,24.7,24,23.1,23.6,23.5,21.5,18,15.2
1995,13.8,13.6,18.5,23.7,24.7,24.4,23.6,23.1,23.2,22.8,20,14.4
1996,12.9,15,19.5,22.2,23.4,23.4,23.3,23.1,23.1,21.9,19.6,15.5
1997,12.4,13.5,18.9,21.1,24.2,23.7,24.1,23.9,23,21.9,20,16
1998,12.8,14.4,17.8,23.1,24.6,24.1,23.8,23.9,23.9,23.3,20.1,16.5
1999,14.2,17.9,19.6,24.8,22.4,23.5,23.2,23.4,22.7,22.7,19.4,14.5
2000,14,15.8,18.2,23.8,22.7,23.6,23.2,23.5,22.6,22.8,18.4,15.2
2001,14.8,16.7,20.2,25,23.7,23.8,23.6,23.5,23.4,23.3,18.6,16.3
2002,14.8,16,19.8,24.1,23.6,24.3,23.9,23.1,22.8,22.2,20,17.1
2003,14.3,15.6,18.4,23.8,25,24,23.9,23.8,23.5,23.1,18.7,14.9
2004,14.7,15.6,20.3,23.9,24.4,24.3,23.1,23.5,23.1,21.6,19,14.6
2005,13.8,16.3,20.2,23,23.5,24,23.4,23.5,22.8,22.5,19.4,16.2
2006,13.7,17.2,20,22.8,22.8,23.8,23.5,23,23.3,22.6,18.8,15.6
2007,13.8,15.3,18.5,23.9,23.5,24.2,23.8,23.9,23.5,22.6,19.2,15.3
2008,15.9,15.9,20.5,24.3,24.2,24.1,24,23.9,23.4,23.3,19.4,15.9
2009,14.6,16.9,20,24.6,24.4,24.6,24.3,24.1,24.2,23.5,19.9,15.6
