1901,8.1,11,14,18,20.7,22.9,22.7,22.8,21.9,19.7,14.3,10
1902,8.8,10.6,14.7,16.6,20.7,21.5,22.4,22.2,21.6,18.6,13.8,9.5
1903,7.9,10.4,14.3,17.9,20,21.9,22.6,21.9,22.2,20.3,14.9,9.6
1904,7.5,10.3,13.7,16.8,19.8,22.5,22.4,22.4,22,19.9,13.9,9.3
1905,8.2,9.9,13,16.4,20.7,22.8,22.6,21.7,22.7,19.8,14.7,10.5
1906,9,10.6,13.2,16.8,20.6,22.6,23,21.5,22.9,19.8,14.6,10
1907,9.1,10.4,12.6,16.5,20.1,21.7,21.8,22.9,21.3,19.8,14.9,9.8
1908,8.6,10.9,14.5,18.7,20.2,22.7,22,22.5,21.5,19.2,14,9.1
1909,8.1,10.9,15.2,17.2,19.5,22,22.6,22.4,22.8,20.9,15.8,10.6
1910,8.9,10.5,13.7,17.6,20.9,21.6,21.4,22.4,22.2,19.5,14.7,9.7
1911,9.3,10,13.5,17.8,20.2,22.4,21.9,22.4,22,19.4,14.4,9.5
1912,8.5,10.9,13.8,16.5,20.8,22.5,21.7,22,21.7,19.1,14.6,10
1913,8.7,10.8,13.4,16.7,18.8,22.2,22.1,22.4,21.7,19.5,13.6,9.4
1914,8.4,10.6,14.2,16.9,20.6,22.8,22.8,21.5,21.6,18,14.1,10.6
1915,9.8,11.3,14.5,18.1,20,21.6,21.6,21.7,21.5,21.7,16,10.4
1916,9.4,11.7,15.1,18.1,21.2,23.6,23,23.7,23.3,21.1,16.6,11.1
1917,8.4,10.1,13.8,16.8,20.3,23.2,23,23.9,23.2,21,16.9,9.5
1918,8.6,10.9,15.2,17,21.6,22.6,23.4,23.8,22.8,21,13.9,10.5
1919,10.1,11.3,15.7,17.7,20.5,23.7,23.3,24.4,21.4,20.2,16.6,11.3
1920,11,11.2,15.7,16.9,19.9,22.7,24.2,22.7,23.5,20.4,13.7,11.3
1921,9.5,10.7,15.7,17.9,21.8,23.2,23.7,24.4,22.9,18.8,15.6,10.4
1922,9.6,10.3,15.6,18.8,21.3,23.6,24,24.3,23.6,20,16.1,11.5
1923,9,12.3,14.5,18.6,20.3,22.8,22.9,23.6,22.6,19.8,16.5,12
1924,9.5,11.9,15,18.6,20.4,23.5,23.4,23.9,22.4,21.6,16,11
1925,8.9,11.1,14.2,18.3,20,23.3,22.8,24.1,22.1,19.6,14.3,10.7
1926,10.1,11.1,14.9,16.7,20.3,23.2,23.7,24.3,23.6,20.6,15.3,13.1
1927,9.8,11.3,13.3,17.7,21.4,23.6,23.7,24.1,21.8,20.5,15,10.4
1928,10.2,12.5,15,18.2,20.9,23.1,23.4,24.1,22.7,19.5,13.5,11
1929,10.5,10.5,15.2,18.1,21.4,23.7,23.7,24.1,23.1,20.8,15,10.6
1930,9,11.6,15,17.9,21.7,23,23,24,22.7,20.5,17.4,10.5
1931,9,12.6,14.6,18.5,20.9,22.6,22.7,24.4,22.4,22,14.2,12.2
1932,9.8,9.9,14.2,17.9,20.7,23.3,23.4,24.3,23.7,21.4,16.8,11.8
1933,9.7,11.3,14.7,17.5,20.6,23.3,23.6,23.7,22.9,21.5,14.7,10.3
1934,9.3,11.8,14.6,18.5,20.6,22.3,23.9,24.1,24.2,21,15.3,9.8
1935,7.1,11.5,15,17.3,20.7,22.4,23.7,21.8,22,20.5,15.5,9.6
1936,8.2,11,15.2,18.2,21.6,22.8,23.5,24,22.2,19.4,15.2,10.4
1937,7.1,12.2,13.8,18.5,20.9,23.1,23.5,24,23.5,20.8,14,12.8
1938,10.2,10.9,16,18.5,22,23.4,22.2,24.2,23.1,21.4,12.5,10.8
1939,9.5,11.2,14.4,18.7,20.5,22.3,22.9,23.2,22.4,19.2,14.1,10.1
1940,7,10.9,13.2,18.5,20.2,22.5,23,23.4,21.6,19.1,13.7,10.6
1941,7.5,10,15.3,18.5,20.8,22.3,22.8,23.4,21.6,19.1,12.9,11.1
1942,9.2,12.5,15,17.5,20.5,22.2,22.8,22,21.4,19.7,15.1,10
1943,9.6,9.3,14.6,17.2,20.6,22.2,22.2,21.5,21.4,19.5,13.8,10.8
1944,10.5,11.5,15.2,17.6,19.5,21.8,23.1,22.7,21.2,20.3,13.8,9.9
1945,8.9,9.6,14.1,18.6,20.3,23.2,22.6,23.1,22.5,19.5,13.6,9.6
1946,8.8,12,14.6,18.1,21,22.8,22.3,23,21.7,19.6,14.6,12.2
1947,9,11.7,15.3,17.8,21.5,22.8,23.2,23.1,22.4,19.5,13.8,11.1
1948,9.1,11.1,14,17.5,19.6,22.7,22.3,22.6,22.1,18.6,15.7,9.1
1949,9.5,11.2,14.2,17,20.6,22.5,22.2,22.3,22.1,20.7,14.8,8.8
1950,8.7,9.9,14.3,17.3,20.2,22.1,22.1,22.5,21.8,20.2,14.6,10
1951,7.9,9.8,14.5,16.8,18.9,22.7,22.8,23.5,21.5,20.2,13.9,11.8
1952,8.2,10.7,13.5,18,20.5,23.1,22.9,23.4,22.6,21.8,14.9,8.6
1953,8.2,10.4,15.3,17.2,20.8,22.7,23.1,23.6,22.3,19.9,14.6,11.2
1954,6.7,11.4,13.6,18,20.4,22.4,22.5,22.8,22.4,19.5,12.1,10.1
1955,8.1,8.7,14.1,16.6,20.4,22.2,22.5,22.2,22,20.7,15.2,7.9
1956,7.7,9.8,14.6,17.6,21.7,22.7,22.1,22.8,21.4,19.4,14.8,9.6
1957,8.4,9.7,13.6,17.2,19,22.3,23.2,22.5,22.1,18.6,12.2,8.9
1958,8.6,10.2,13.8,18.2,20.1,22.8,23.2,22.5,22,20.6,13.2,10
1959,8.6,10.9,14.3,18,20.3,22.5,22.8,22.9,21.7,19.5,12.3,9.8
1960,7.8,10.7,14,17.5,20.6,22.8,22.3,23.3,21.9,19.2,13.9,10
1961,10.1,11,14.3,17.4,20.5,22.5,22.9,23.1,21.9,20,13.2,8.4
1962,7.4,10.5,13.3,17.7,19.9,22.3,22.9,22.2,21.9,19.2,12.6,9.4
1963,6.9,9.7,14,17.1,20,22.5,23.1,22.9,22.2,19.2,12.7,9.2
1964,7.9,9.9,13.6,17.3,21.7,22.4,22.2,22.8,22.3,20.8,15.4,9.2
1965,8,10.3,13,17,20.5,22.5,22.4,21.9,21.6,19.9,12.6,12.6
1966,9.8,11,14.9,17.4,21.4,21.6,22.3,22.7,21.5,18.4,15.3,10.7
1967,11.6,10.6,14,16.6,20.3,21.9,22.3,22.8,21.4,18.3,12,9.6
1968,8.4,9.4,13.1,16.8,20.4,22.4,22.8,22.8,22.3,19.8,13.6,9
1969,7.3,9.4,16.2,17,21.6,22.7,23.1,22.1,21.8,19.3,14.3,9.9
1970,7.8,10.3,14.1,17.4,20.4,22.6,22.7,22.8,21.9,19.3,14.6,10.4
1971,9.1,9.5,14.4,17.9,20.5,22.3,22.1,22.3,21.6,19.4,11.8,8.6
1972,9.2,10.6,14.3,16.7,20.5,22.6,22.2,22.4,21.9,18.8,14.2,10.4
1973,9.1,12,14.1,18.4,21.3,22.6,22.4,22.8,22.2,20.8,15.3,10.5
1974,7.3,10.7,13.8,16.9,20.7,22.5,21.9,22.6,21.3,21.6,16.9,9.8
1975,9.3,10.8,16.8,18.5,19.8,22.6,22.8,22.6,21.9,20.7,14.9,8.3
1976,8.6,11.6,17.6,18,20.7,22.5,21.7,22.2,21.7,18.8,15.9,9.9
1977,8.1,10.6,14.6,17.4,19.8,21.2,22.6,22.2,22.1,18.9,15,10.3
1978,8,10.4,14.4,18,20.7,22.3,22.5,23.4,22.2,19.9,14.7,9.6
1979,8.5,11.2,14.3,18.7,22.1,23.1,23.6,23.5,22.2,18.1,15.1,11.8
1980,8.4,10.7,15.4,18.9,21.2,23.2,23.2,23,22.6,19.5,13.6,10.6
1981,10.1,11.4,14.1,19.7,20.4,22.9,23.7,23.5,22.5,20.7,16.5,11.6
1982,9.2,11.1,14,17.6,20.7,22.7,23.1,23.2,22.4,19.2,14.4,9.7
1983,8.4,10.7,13.2,16.8,20.2,23,23.1,22.7,22.9,20.9,15.3,9.7
1984,9.3,12,14.5,18.3,21.3,23.1,22.7,23.2,21,20.1,12.7,10.8
1985,9.3,10.7,15.1,17.8,20.7,22.5,21.8,23.2,21.9,19.6,14.1,10.5
1986,9.8,11.2,14,17.1,20.7,23.8,22.1,22.4,21.4,17.9,14.9,10.6
1987,9.9,13.3,13.7,17.5,20.4,22.2,22.9,22.7,21.7,19.2,14.5,10.9
1988,9.8,12.1,15.2,18.3,18.5,22.1,22.6,22.8,22,20.7,16.2,11.8
1989,8.3,11.1,14.8,17.7,20.7,22.9,22.5,22.8,22.7,21,13.5,9.8
1990,9.4,14,15.6,19,21,22.3,23.2,22.9,22.6,19.6,15.2,11.5
1991,9.8,12.8,15.4,18.6,19.9,22.6,23,23.2,22.7,21.3,14.5,10.8
1992,9.1,10,14.4,18.7,20.7,23,22.7,23.3,22.2,19.9,14.7,9.5
1993,9.9,12.1,13.8,18.5,19.7,23.5,23.8,23.1,22.6,21,15.5,11.3
1994,10.3,11.7,15.8,19.2,23.3,23.2,23.5,23.7,22.7,19,15.3,10.7
1995,9.7,12,15.1,19.2,22.8,23.4,23.4,23.1,22.6,20.8,16.7,10.8
1996,9.7,10.6,15,18.9,21.3,23.2,23.2,22.9,23,20.1,16.4,11.8
1997,9.1,10.8,15.8,17,21.7,23.1,23.1,23.3,21.4,19.3,15.8,12.5
1998,10,12.4,14.5,18.4,22.2,22.8,23,23.3,22.6,21.8,16.3,11.8
1999,10.2,12.6,15.5,20.7,21.4,23.5,23.1,23.4,23.1,21.8,15.7,11.9
2000,9.8,11.7,14.6,19.3,21.8,23.3,23.7,23.5,22.5,21.3,14.9,11.5
2001,9.3,12.6,15.9,19.2,21.4,22.9,23.4,23.4,23,22,15.5,12.1
2002,11.4,12.8,15.8,19.3,21.4,23.3,23.4,23.2,22.3,20.3,15.7,12.4
2003,10,12.5,14.6,18.5,21,23.8,23.4,23.9,23.3,21.5,14.1,11.7
2004,10.7,11.9,16.3,19.4,21.4,23.2,22.7,23.7,22.6,19.3,14.6,11.4
2005,11,13.9,16.6,18.7,20.7,23.5,23.5,23.7,22.6,21.8,15.1,12.6
2006,9.7,13.6,16.5,19,21.5,23.4,23.6,23.6,22.7,21.2,15.8,11.7
2007,10.5,11.9,14.9,18.9,22.5,23.4,23.4,23.7,22.4,21,16.5,11.6
2008,10.8,11.5,15.6,19.1,22.4,23.2,23,23.4,22.7,21.2,15.3,12.4
2009,11.3,13.1,16.3,19.3,21.7,23.5,23.6,23.5,23.2,20.7,15.8,10.7
