1901,7.4,7.9,13.7,17.8,21.7,27.8,30.4,30.2,25.1,19.8,13.4,11.3
1902,10.1,12.1,14.1,18.8,19.8,25.3,30.7,30.1,26.5,19.6,12.7,9
1903,8.8,11.1,14.5,15,22.4,24.9,30.8,29.8,26.3,19.9,14.2,11.1
1904,10.3,12.1,14.4,18.5,23.4,28.1,31.6,30.9,23.8,19,12.1,9.5
1905,6.6,9.8,14.8,17.3,21.6,26.5,31.7,29.7,26.5,17.4,15.5,10.5
1906,9.1,10,14,17.3,21.5,26.2,29.9,30.6,23.9,20.3,15.6,9.9
1907,7.7,10.4,12.5,15.7,22.8,26.5,28.4,29.9,26.5,21.7,14.9,12
1908,8.8,10.2,12.5,15.8,24.8,27.6,30.3,29.2,24.4,20.1,12.9,9.4
1909,8.5,8.4,13.8,18.5,22.5,25,27.8,29.3,25.3,21,13.6,12.4
1910,9.8,12.2,14,17.5,21.4,26,27.9,28.7,23.6,20.7,13.6,11.8
1911,8.1,10,14.2,17.3,21.9,26.8,30.9,31.5,26.5,20.6,16.6,11.6
1912,10.5,14.2,16.3,16.3,22,26.3,30,28.2,21.2,19.1,11.5,11.3
1913,10.2,11,14.8,17.3,21.9,26.7,27.2,28.5,26.5,21,15.1,10.6
1914,7.5,12,15.3,19,22.2,24.8,28.5,29,24.3,18.6,13.7,11.3
1915,10.2,11.2,13.8,17.9,23.8,27.1,29.7,29,24.1,17.9,13.6,13
1916,9.3,11.5,15.5,18.4,23.6,26.4,29.8,29.2,23.8,19.8,15.7,12.7
1917,9.2,10.4,13.3,16.2,23.6,27.7,30.5,30.7,27.3,20.7,12.5,8.9
1918,9.4,9.7,13.9,16.9,22.7,24.9,29.9,28.8,27.4,18.9,13.4,10
1919,11,10.2,14.8,17.7,20.5,26.4,27.9,30.7,26.7,18.7,14.1,9.5
1920,11.3,12.1,15.6,18.5,26,26.2,31.5,29.7,26.5,18.9,13.5,11
1921,11.4,11.2,14.2,16.6,23.8,25.7,30.2,30,26.5,20.9,14.1,9.2
1922,9.1,11.2,15.4,17.5,24.3,28,30.6,31.4,24.3,18.9,11.3,9.6
1923,9,11.7,14.2,17.2,23.8,24.3,31.1,31.6,25.2,20.9,16.5,10.4
1924,8.8,10.4,13.5,18.6,24.9,28.1,31.3,28.3,27.3,19.5,13.7,10.8
1925,10.2,12.8,12.4,17.5,22,27.3,29.1,30.4,25,20.9,14.9,9.6
1926,10,14.1,14.6,19.2,21.6,25.7,28.3,29.2,27.2,22.7,18,10.9
1927,10.3,10.8,15.4,17.9,23.6,28.6,31,30.9,26.6,20.2,17.1,11.6
1928,10.9,10.7,13.5,18.8,21.3,27.6,31.1,32.3,26.1,20.6,14.3,8.6
1929,7,6.7,12.7,16.2,23.2,27.5,31.5,30.1,27,22.9,15.4,10.9
1930,10.3,11.2,16,17.8,21.9,29.1,30.7,29.8,27.1,19.9,15.8,10.4
1931,10.2,10.4,13.7,16,22.9,28.8,30.3,29.8,22.1,19.6,15.2,10
1932,10.5,7.8,12.2,15.9,21.6,24.4,28.2,30.7,28.6,21.3,15.6,13.5
1933,9.8,10.2,13.9,16.7,19.8,22.9,29,29.7,25.1,21.1,14.1,8.4
1934,9.7,11.3,14.3,19,22.5,25.5,29.6,27.8,25.3,19.3,15.4,12.6
1935,8,10.6,13.5,17,20.3,27.5,30.3,29.5,25.7,20.8,15.7,11.6
1936,13,12.1,15.6,17.3,21.8,25.1,29.6,28.9,25.3,17.7,14.3,11.2
1937,10.2,13,14.6,17.4,22.8,27.5,29.2,29.1,24.9,19.7,15.4,10.2
1938,8.9,10.6,14.8,14.6,20.1,27.6,29.6,29.5,25,20.8,15.9,10.8
1939,11.7,12.8,11.8,17.9,18.9,25.7,30.3,29.9,24.9,19.5,15.2,10.9
1940,8.2,10.3,13.5,16.2,21.2,25.3,28.5,27.6,25.6,19.8,15.4,8.2
1941,9.8,12.2,14.7,16.8,21,28,31.7,30.1,24.1,19.9,13.5,8.5
1942,5.9,10.1,15.4,18.2,24.1,28.9,32.1,30.4,28.1,22.2,13.4,12.6
1943,7.8,12.3,15.8,18.8,23.6,27.1,31.2,31.9,28.8,21,14,12.1
1944,8.3,8.9,10,18.2,23.4,26.5,30.3,32.5,26,18.7,13.4,10.2
1945,7.4,9.8,12.8,18.5,24.7,29.3,32.2,31.1,26.5,18.9,13.6,10.7
1946,9,10.3,11.7,18.6,19.1,26.9,31.5,31.4,28.5,19.6,14.8,9.5
1947,6.9,11.2,15.5,19,23.7,28.4,32.4,32.4,27.2,19.6,14.7,9.1
1948,10.5,8.6,15.3,18.1,23.4,26.2,27.1,29.1,25.8,21.4,14.5,9.6
1949,10.8,10.6,11.6,19.6,21.9,26.3,30.7,29.3,27.3,20.5,13.9,10.7
1950,9.2,12.4,15,16.8,23.9,28.8,31.1,30.9,25.8,19.5,14.3,10.8
1951,10.9,12.1,12.9,16.8,20.5,26.1,29.6,30,26,17.9,15.7,10.2
1952,8.7,9.6,13.6,18.6,22.1,28,31.6,30.3,23.5,18.8,12.9,10.4
1953,7.1,9.8,13.7,17.2,22.1,22.8,26.6,27.5,26.1,20.8,14.1,12.1
1954,7.7,8.7,15.1,16.3,19.8,26.6,28,28,26.1,19.4,14.2,11
1955,12.2,12.2,12.7,17.7,22.4,26.5,29.8,28.6,24.3,18.6,13.7,12.6
1956,11.2,6.8,12,15.5,22.6,24.1,30,31,27,18.7,12.3,9.4
1957,9.3,12.6,14.5,16.6,19.8,27.3,29.4,29.1,24.4,20.5,15.3,10.7
1958,9.6,12.1,11.4,14.1,23.6,25.4,29,30.5,26.1,20.3,15.1,12.1
1959,9.6,13,15.4,16.7,20.6,25.9,30.6,28.6,23.8,18.1,14.4,11.6
1960,9.7,11.3,13.5,16.6,22.2,27,29.3,29.7,24.4,19.7,15.5,10.9
1961,10.4,12.9,14.7,18.8,21.5,25.8,28.8,29.3,27.2,20.2,15,10.8
1962,11.2,10.9,11.6,17.5,20.9,24.8,28.8,30.5,25.9,19.9,13.8,9.4
1963,7.7,9.3,12.8,17.2,21.6,25.5,30.4,29.2,25.2,19.6,17.6,11.3
1964,8.4,11.6,14.1,17.2,23,27.4,30.5,29.4,25.9,19.1,15.6,11.2
1965,11,8.9,14.4,15.6,21.1,25.9,29.5,28.5,23.6,20.1,16.7,12.7
1966,9.5,14.1,14,18.2,22.2,27.2,27.9,28.6,25.7,21.4,13,10.2
1967,8.7,11.1,14.7,17,21.7,24.4,30.5,29.7,24.5,21.5,16.3,10.7
1968,8.8,12,13.7,18.1,22.6,24.8,28.9,27,24.2,19.7,14.9,10.1
1969,10.1,10.7,12.8,16.3,22.6,24.2,28.3,28.1,25.2,20.8,16.3,8.6
1970,11.2,11.5,12.7,16.2,20.3,26.4,28.9,28.9,26.3,19.9,16.2,11.6
1971,11.2,12.1,11.5,18,22.6,24.7,30.5,31.7,24.8,20.3,14.7,10.7
1972,10.7,13.3,16.3,16.9,20.8,26.3,28.2,27.9,22.6,17.8,15.6,11.8
1973,11.1,11.3,13.3,15.5,23.3,26.9,30,30.3,26.8,20.6,15,10.7
1974,12,13.4,15,15.6,21.1,25.5,28.6,29.8,24.8,15.8,13.9,10.3
1975,10.9,11.7,13.5,17.2,21.7,24.5,29.5,28.5,26.5,19.4,14,11.3
1976,10.6,12.5,13.3,16.2,21.7,26.3,28.9,27,23.7,20,14.5,11.3
1977,11.4,13.2,15.2,17.2,22.3,24.6,28.4,27.3,23.5,19.8,15.2,10.8
1978,10.5,10.5,13.8,14.7,19.8,25.4,28.5,28.4,25,19.2,13.5,12.5
1979,9.6,12.2,14.7,15.4,22.9,27.1,29.8,29.1,25,20.3,13.7,12.2
1980,9.7,12.4,14.2,15.1,19.2,24.6,27.5,30,26.3,19.9,14.7,9.1
1981,7.9,9.8,14.9,17.9,21.7,27,28.7,29.4,25.8,21,12.6,11.8
1982,11.5,10.9,13.2,19.7,22.4,26.9,30.8,29.9,27.3,21.8,15.9,11.8
1983,10.3,9.6,13.7,17.6,22.5,26.3,31.8,28.9,26,19.8,13.7,10.7
1984,10.6,9.9,12.5,15.8,19.9,24.4,29.5,27.8,23.3,19.9,16.2,11.2
1985,6.9,10.9,12.6,17.7,21.5,25.4,30.7,29.3,26.6,20.5,14.2,12.3
1986,10.4,9,13,16.2,22.8,23.6,27.8,29.6,25.1,21.1,15.2,9.9
1987,9.9,10.9,13.1,17.5,19.5,25.3,30.5,29.7,27.8,20.7,15.2,11.6
1988,12.7,12.3,13.9,17.1,22.5,25,30.9,29.9,24.7,21.1,12.7,9.9
1989,8.9,12,16,17,21.3,24.5,28.4,29.3,23.5,18.3,13.8,11.8
1990,9.9,14.3,14.8,16.5,22.5,25.9,29,28.8,24.3,20.8,15.3,8.6
1991,10.7,10,16.4,15.6,18.7,25,30.1,30.2,26.6,18.9,14.1,9.1
1992,10.7,12,14.3,16.9,23,24,28.3,31,26.3,19.8,16.7,11.5
1993,10.4,11.1,13.2,17.1,22.9,26.6,28.2,30.7,25.6,19.2,12.6,11.9
1994,10.3,11.5,16,15.8,21.9,24.7,30,31.1,25.8,19.8,15.4,11
1995,9.7,12.9,12.2,15.8,20.2,24.2,30.3,28.3,22.5,21.3,14.6,11.5
1996,11.5,10.3,12.3,16.9,21,25.9,28.6,28.6,22.4,18.6,16.8,11.3
1997,11.5,13,15.7,15.6,22.7,26.3,28.8,29.3,25.9,19.4,14.7,11.5
1998,11,13.1,13.5,17,21.7,27,30.4,30,24.6,19.3,13.3,9.1
1999,10.4,10.6,14.3,17,23.1,27.2,30.5,31.7,27.5,21.2,14.8,11.4
2000,9.5,12.3,14.6,18,23.9,27.9,29.4,31.1,26,20.6,16.1,12.9
2001,12.3,12.5,16.3,16.5,23.1,27,30.4,31.6,23.8,22.1,14.9,9.1
2002,9.4,13.5,16.5,17.9,22.5,27.7,29.8,28.6,24.1,20,17.6,11.6
2003,10.4,9.7,14.5,17.8,24.5,28.7,32.4,32.1,25.7,20.4,16.5,12.2
2004,9.7,11.9,13.2,16.6,20.3,26.2,30.1,30.4,26.5,21.5,15.4,12.4
2005,9.8,8.9,13.2,16.8,22.9,27.6,31.1,29.4,25.1,20.3,15.2,9.4
2006,8,10.7,12.3,17.4,22.5,26.9,32,28.4,25.6,21.3,15.7,12
2007,12.4,12.9,14.5,19.1,22.7,27.3,30.2,29.2,24.4,19.7,14,10.4
2008,11,11.3,13.6,17.3,22.9,26.3,30.2,30.5,25.3,20.8,15.2,10.6
2009,10.2,10.1,13.8,17.5,24.4,26.3,30.3,31.2,26.6,19.5,15.8,10.8
