1901,13.4,15.1,18,21.6,22.1,23.2,23.1,23,22.2,21.4,18.4,13.8
1902,12.3,14.4,18,20.8,22.8,23.1,23,22.6,21.9,20.9,17.8,14.1
1903,12.9,13.7,18.5,22,22.8,22.2,22.8,22.1,21.9,21.2,17.3,11.3
1904,10.7,13,17.2,20.4,22.3,23,22.7,22.7,22.5,21.6,17.3,12.4
1905,13.4,14.8,17.5,21.4,22.6,23,22.9,22.8,22.8,21.7,18.5,15.6
1906,14.3,15.2,17.8,22.1,23.5,23.4,23.3,22.7,23.1,21.2,17.5,13.7
1907,12.8,14.2,16.5,20.7,22.1,22.5,22.4,22.6,22,21.2,18.4,12.1
1908,12.6,14.1,17.5,21.7,22.3,23,22.6,22.5,22.2,21.1,17,12.9
1909,12.5,14.4,18,21,21.9,22.8,22.7,22.7,22.7,22,17.9,12.9
1910,13.3,13.5,16.9,21.2,22.6,22.4,22.4,22.7,22,21.1,17.9,12.3
1911,12.5,13.5,17.3,21.6,22.5,23,22.5,22.9,22.5,21.3,19,14.1
1912,12.9,14.4,17.7,21.4,23,23.2,22.2,22,22,20.7,17,13.1
1913,13,14.3,16.8,21,21.9,23.1,22,22.3,22,20.9,17.1,12.9
1914,12.1,14.4,17.5,21.5,22.6,22.6,22.6,21.9,21.9,20.2,17.9,14
1915,13.3,15.1,17.6,21.1,21.8,23.1,22.3,22.4,21.7,21.7,17.8,11.9
1916,11.9,14.3,18.2,21.6,22.8,23,23.2,23,22.7,21.3,18,13.1
1917,12.4,13.7,16.9,21.1,22.6,22.8,22.9,22.9,22.3,21.2,18.6,12.3
1918,12.2,13.2,17.5,20.4,22.4,23.1,23.6,23.1,23,22,18.3,14.6
1919,13.8,14.8,18.9,21.5,22.8,23.2,23,23.5,22,21.4,18.7,14.2
1920,12.6,14.4,18.5,20.9,22.5,23.1,23.4,22.9,22.9,21.2,17.8,14.2
1921,13.9,13.5,18.2,22.1,22.6,23.6,22.7,23.3,22.2,20.5,17.7,13.4
1922,14.2,14,18.2,21.4,23.2,23.6,22.9,23.2,23.1,21.3,18.1,13.6
1923,13.5,13.9,17.8,20.9,21.9,22.7,22.2,22.4,22.3,20.9,19,14.5
1924,13.8,14.6,18.3,21.3,23,23.2,22.4,22.9,22.1,21.3,19,12.4
1925,12.8,13.9,17.6,20.4,22.6,23.4,22.8,23.2,22.5,20.8,18,12.9
1926,14.3,14.4,18.2,21.6,23.6,23.6,23.3,23.2,23,21.4,18.4,15.1
1927,13.8,14.6,17.9,20.7,22.1,23.6,23.1,23.2,22.1,21.2,18.3,13.6
1928,15.3,14.7,18.1,21,22.7,22.9,22.9,23.3,22.3,20.6,17.4,14.1
1929,15.1,13.7,17.4,20.9,23.2,23,22.9,23.1,22.7,21.6,18.1,14.5
1930,13.6,14.3,17.2,21.9,22.3,23.4,22.4,22.7,22.2,21.4,19.5,14.6
1931,12.9,14.8,17.5,22,25.2,24.1,23.6,23.6,22.1,21,17.2,14.8
1932,12.1,14.3,17.2,21.1,23.9,23.7,22.8,23.6,22.6,21.4,19.4,13.1
1933,13.4,14,17.6,21.9,22.8,23.1,22.7,22.2,22.2,21.8,17.4,13.5
1934,12.8,14.6,17.1,20.6,23.3,23.2,22.2,22.6,22.5,21.1,18.4,11.2
1935,13.7,15,17.1,20.8,22.4,23.1,22.4,21.5,22.1,22,19.3,15.1
1936,12.5,13.5,17.1,21.9,23.3,22.4,22.2,23.2,21.7,20.3,17.9,15.3
1937,12.9,15.6,17,22.2,22.7,23.1,23,23.1,22.6,21,19.7,16
1938,14.2,15.5,16.5,21,22,22.9,22.6,22.7,22.4,20.9,15.1,12.9
1939,13.1,13.1,16.1,19.8,22,22.6,22.4,22.6,21.8,20.3,19.1,10.8
1940,9.4,13,15.3,20.1,21.7,22.4,22.1,22.7,22.1,20.7,16.9,12.3
1941,12.4,13.1,15.9,21.5,23,23.6,23.2,23.4,22.5,21,17.8,15.1
1942,12.8,14,18.3,21.5,22.7,22.6,23.4,22.5,22,21.1,18.5,14
1943,12.3,14.4,16.6,20.3,21.9,21.9,22.2,22,21.5,21.2,18.3,14.3
1944,14.1,15.2,17.8,20.7,21.9,22.2,22.7,22.5,22.2,21.6,17.8,11.9
1945,12.3,14.1,17.4,21.2,21.3,23,22.9,22.5,22.2,20.2,18.7,15
1946,10.8,15.8,18,21.1,23,23.3,22.5,22.5,21.6,20.8,17.3,15.6
1947,14.4,14,18.1,21.3,22.6,23.1,22.6,23.7,22.9,21.7,17.6,13.9
1948,11.5,12,17.2,20,22.4,22.8,22.6,22.8,21.8,20.1,16.7,13.8
1949,11.2,13.2,16.5,20.8,22.1,23.3,22.6,22.7,22.3,21.5,18.9,12.2
1950,10.8,11.9,16.4,20.6,22.8,23.1,22.5,22.3,22.2,21.6,19.2,13.4
1951,14.2,13.8,17.1,20.6,22,23.2,22.8,23.5,22.9,21.6,18.6,15.2
1952,13.5,14.4,16.6,19.5,22.4,22.8,22.7,22.5,22.1,21.6,18.1,11.8
1953,13.4,15.4,16.1,21,21.9,22.8,22.2,22.4,22.3,21.5,18.9,14.2
1954,11.9,14,16.9,20.7,22.2,22.8,22.6,22.4,22.4,20.2,17.2,13.2
1955,11.1,12.8,15.4,20.2,22.4,22.7,22.2,22.1,22,20.4,17.2,9.2
1956,10.1,13.6,16.2,21.5,22.6,22.5,22.3,22.7,21.8,20.3,16.6,12.5
1957,11.7,12,16.5,21,22.6,23.3,22.4,22.7,22.3,21.1,18.1,13.3
1958,13.4,13.9,18.5,20.9,23.4,23.4,23.1,22.7,22.3,21.5,16.3,10
1959,12.9,12.3,17.4,22.5,22.8,23.2,22.8,22.8,22.1,20,17.6,16.2
1960,13.7,14.6,15.6,21.8,23.1,23.5,22.7,23,21.9,21.4,19.1,14
1961,11.7,13.8,16.5,21,22.6,23.5,22.7,23.1,22.4,20.9,17.5,13.9
1962,13.4,13.1,16.3,20.6,21,22.6,22.6,22.6,22.4,20.5,17.2,12.4
1963,10.8,13.7,16.7,19.8,23.1,22.8,22.5,22.7,22.7,21.1,18.1,13.4
1964,12.1,13.5,17.2,20,22.3,22.6,22.2,22.6,22.2,21.5,17.5,12.5
1965,11.3,14.3,15.9,20.7,23.3,23.2,22.8,22.3,22.2,20.9,17.4,15.8
1966,15.1,15.1,17,21.6,23.7,23.2,23.1,22.7,21.7,20.9,18.6,15.8
1967,13.6,13.4,17.3,21.3,22.4,22.6,22.7,22.5,22.1,20.2,17.7,13.7
1968,12.9,12.2,17.4,20.4,21.8,22.9,22.7,22.7,22,21.2,18,13.2
1969,11.9,12,17.3,22.1,23,23.4,22.9,22.3,22,21,16.9,12.6
1970,12.8,13.6,16.8,20.5,22.2,23.1,22.7,22.4,22,21,18.6,15.9
1971,11.6,13.4,18.2,19.8,22.1,22.6,22.3,22.3,22,19.6,14.4,13.1
1972,11.5,12.7,16.9,20.3,22.4,22.7,23.2,22.6,22.4,21.7,19.4,15
1973,11.6,14.3,17.8,20.7,22.7,23.4,22.8,22.6,22.4,21.3,17.5,11.2
1974,8.7,11,16.8,21.3,22.2,22.6,22.5,22.5,22,21.5,18.8,13.7
1975,15.6,15.7,19.1,22.4,23.4,23.8,22.8,23.1,22.6,22.3,19,12.7
1976,11.7,13.1,16.5,20.3,21.9,21.4,22.3,21.9,22.6,21.2,17.4,13
1977,14.5,14,17.2,21.1,19.8,21.2,21.4,21.3,20.9,20.1,15.8,14.6
1978,13.2,15.7,17,21.8,23.3,23.6,24.2,23.8,23.3,21.4,18.8,14.7
1979,15.7,16.8,19.1,23.6,24.4,24.3,24.3,23.9,23.6,21.3,17.7,14.7
1980,13,14.9,19.8,23.5,23.9,23.8,23.8,22.5,22.7,21.1,18.9,14.7
1981,14.3,14.6,18.6,21.3,22.6,22.7,22.3,22.8,22.2,21.9,19.7,14
1982,13.1,14.1,18.3,21.2,22.4,22.5,22.6,22.6,22,21.1,18.6,11.8
1983,12.5,15.7,19.2,23,23.6,23.5,23.5,23.1,22.5,21.8,17.3,12.2
1984,13,18.3,19.2,22.5,22.3,22.7,22.1,22.3,21.4,20.2,17.5,13.8
1985,14.7,15.6,19.3,22.9,22.4,22.3,21.9,22.6,22,20.8,18.6,13.9
1986,13.1,15.2,16.7,21.3,22.3,22.6,22.4,22.5,21.5,20.8,18.7,14.8
1987,14.6,15.4,18.6,21.7,22.6,23,23.1,22.3,22.5,22,20.6,11.1
1988,12.8,15.8,18.2,20.8,23.1,22.2,22.5,22.7,22.1,20.9,16.4,12.5
1989,13,13.3,18.7,20.6,21.9,22,22.2,22.3,21.9,20.8,17.2,10.5
1990,13,15,18.5,21.3,21.4,22.7,22.2,22.2,21.5,21.2,18.2,13.5
1991,13.4,15.2,19.5,22.7,23.5,23.4,23.3,22.9,23.1,21.8,17.7,14.4
1992,12.7,13.3,17.5,22.1,23.8,23.7,22.6,22.7,22.2,20.5,16.5,11
1993,13.1,13.2,18.2,20.7,22.7,22.8,23.4,23,22.5,21.6,17,13.7
1994,14.2,15.8,19.3,22.3,22.9,23.1,21.7,22.4,22.4,20,15.3,15.1
1995,14.5,13.1,18.7,21.5,23.4,24.1,23.3,22.1,22.6,20.7,19,12.3
1996,11.7,14.3,18.9,22.2,22,21.8,22.2,22.3,22.3,20.5,19.4,14.9
1997,12.2,12.8,17.6,19.8,23.1,23.3,23.2,23.2,22.3,20.7,18.6,15
1998,12.3,13.4,17.7,22.4,23.8,23.7,23.5,23.5,22.6,21.9,17.5,16.8
1999,15.8,18.9,17.6,22.6,21.3,22.9,21.8,22.7,21.2,21.4,18,12.4
2000,14.4,15.7,17.8,22.5,21.2,22.5,21.8,22.9,21.1,21.7,16.2,14.8
2001,15.5,16.4,18.7,22.9,22,22.4,22.3,22.4,21.9,21.3,15.5,15.3
2002,14,15.6,18.2,21.7,22.5,22.4,22.8,22,21.3,20.2,18.9,16.5
2003,14.7,15,18.2,21.9,22.4,22.5,22.8,22.7,22.2,21.4,17.2,13.7
2004,13.3,15.7,19.5,23.1,22.3,22.3,21.8,22.2,21.3,20,17.8,11.3
2005,13.3,15.7,18.5,21,22.1,22.3,21.8,22.2,21.5,20.7,18.7,15.2
2006,12.9,16.5,19,20.6,20.1,22.2,22.2,21.8,21.7,20.5,16.7,14
2007,13.3,14.7,18,22.5,21.1,22.9,22.7,22.5,22.2,20.8,17.5,13.9
2008,16.4,16.9,20,23.5,22.4,23.3,23.1,22.8,22.1,21.9,18.1,14
2009,13.5,16.9,19.3,23.2,23,23.1,23.4,23.1,23,22.3,18.6,14.5
