1901,8.8,8.8,11.8,16.8,19.8,23.1,24.8,27.8,25,20.4,15.1,10.7
1902,7.8,8.6,13.2,16.9,19.9,22.9,24.8,26,26,20,15.8,12
1903,10.1,8.7,11.8,16.1,19.2,22.6,24.7,28.3,24.9,19.1,14.7,9
1904,6.3,8.7,10.7,16.7,19.2,24.4,27.4,28,24.3,19.8,15.1,10.4
1905,9,6.8,9.5,15.1,20.3,23.3,25.4,25.4,24.5,19.6,14.9,11.5
1906,7.1,6.3,11.2,16.5,19.4,21.2,25.7,27.4,23.3,18.7,14.1,11.7
1907,8.8,6.9,9.6,16.2,20.5,21.9,25.1,28.7,24.2,19.5,15.7,9.9
1908,8.7,8,11.5,16.2,19.6,23.8,25,27.8,23.1,20.4,14.7,10.6
1909,7.5,8.6,10.7,17.8,20.8,22.9,27,28.6,24.9,19.5,16.2,9.9
1910,9.7,7.7,10.9,16.4,20.7,23.8,26.1,27.2,23.5,20,15.9,9.6
1911,7.9,10.4,13.3,17.4,20.4,23.6,27,28,25.3,20,17.5,10.2
1912,8,11.8,12.8,17.2,19.7,23.3,26,28.1,23.3,19.5,13.7,10.1
1913,8,9.3,11.5,17.8,20.3,23.6,25.4,27.2,23.4,19.1,14.9,11.1
1914,10.3,8,13.2,16.3,21.2,23.9,27.6,28.7,25.8,20.2,17.4,11.9
1915,9.3,9.4,11.1,15.7,19.2,24.1,26.1,28.3,25.5,21,15.9,12.1
1916,11.2,9.2,10.8,16.8,20.4,25.9,26,28.2,26.6,20.2,16.7,12.2
1917,8.1,9.6,11.4,16.6,19.9,21.5,26.9,27.6,24.6,20.7,13.5,9.5
1918,6.4,7.4,10.3,14.6,20.3,22.4,27.6,29.1,26,19.7,14.9,9.3
1919,7.8,8.5,13.4,17.8,19.7,22.2,25.8,27.6,25.7,20.4,16.5,9.9
1920,9.8,7,10.7,16.6,19.5,22.8,28.5,28.7,24.9,20.7,17.5,10.9
1921,9.8,9.2,11.4,17.6,20.3,22.1,27.2,28.4,24.7,19.5,15.3,10.7
1922,5.9,11.9,12.2,17.9,20.5,24.8,26.9,30,26.2,21.5,16.5,9.4
1923,7.6,7.9,12.6,16.2,20,23.1,26.3,29.9,26.9,21,16.8,10.8
1924,8.8,9.9,10,18.5,20.9,21.8,28.7,29.2,25.3,19.8,15.6,10.2
1925,8.2,7.2,11.9,16.4,20.3,22.5,25.7,28.5,26.2,20.4,16.6,12.6
1926,8.3,9.3,11,15.4,19.1,20.7,26.3,28.4,25.5,19.5,14.9,9.8
1927,8.7,7.1,11.6,16.9,20.8,23.1,27.4,29.2,24.4,20.5,15.9,11.2
1928,8.7,8,10.8,16.3,20.9,23,25.5,26.6,27.2,21.1,16.3,10.2
1929,7.7,8.4,11.7,17.1,18.9,23,27.9,29.7,24.1,20.2,15.7,14
1930,8.3,10.1,13.4,17.9,21.6,24.6,29.2,29.8,25.4,20.9,15.9,10.9
1931,8.7,8,13.6,16.8,20.1,23.1,24,29.3,25.1,20.2,16,12.4
1932,11.1,9.3,11.3,16.7,21.3,22.5,27.6,29,24.4,20.1,16.3,11.2
1933,8.1,8.4,10.3,16.2,20.3,24.2,29.1,30.5,26.1,21,16.6,11.5
1934,7.5,8.1,10.6,15.7,21.1,24.6,25.8,28.4,24.1,18.4,15.2,10.8
1935,9.1,9.1,10.8,16,20,23.6,26.2,27.3,23.3,20.5,15.3,10.7
1936,6.9,6.1,9.8,15.9,19.4,24,26.9,28.4,26.8,19.8,15.2,11.3
1937,9.2,10.6,12.8,17.1,21,23.3,28.5,30.2,25.3,20.6,16.2,11
1938,8.5,8.1,12.9,18,21.6,23.5,27.3,28.6,24.7,20.6,16,11.5
1939,7.4,8.6,12.2,17.3,19.8,22.8,28.7,28.9,26.5,21.9,17.3,11
1940,7.9,8.6,13.3,17.7,21.5,24.4,27.5,27.4,24.2,20.9,16.8,11.5
1941,9.9,9.8,13.2,17.1,20.6,23.3,25,27.4,23.6,21.3,17,12.2
1942,8.4,7.8,15.2,18.3,21.5,25,29.8,30.3,27.5,20.7,15.4,10.7
1943,7.7,9,11.2,16,20.1,22,26.7,30.1,26.7,20.4,15.7,11.4
1944,8,8.7,9.9,14.6,18.7,23.8,27.2,29.6,26,20.2,15.4,9.6
1945,6.4,10.2,10.1,17.6,19.1,22.3,24.3,28.2,24.3,20.9,16.6,10.4
1946,9.2,9,10.5,18.4,19.4,24.5,27.7,28.6,25.8,21.4,17.4,10.8
1947,8.8,7.6,11.1,16.2,19.2,20.9,27.4,29.6,25.8,19.6,15.6,10.3
1948,10.1,10.1,10.1,18,20.9,23.9,28.2,28.3,26.2,21,16.2,13.6
1949,11.2,10.6,11,16.6,21.3,22.1,27,28.5,25.1,19.4,15.3,10.9
1950,9.9,9,12.5,17.4,22.2,24.3,28.2,28.8,26.2,19.1,15.5,10.9
1951,8.2,9.5,13.5,17,20.9,23.9,26.1,29.2,23.8,20.2,16,13.1
1952,9.8,6.7,12,17.2,21,24.3,26.7,28.9,25.1,20.7,16.3,11.1
1953,8.8,9.3,13.7,16.8,20.9,22.7,26.6,26.6,25.1,20.6,14.9,13.1
1954,9.8,11.6,13,18.2,21.1,21.1,24.3,29.2,26.5,18.4,16.2,11.8
1955,9.4,11.3,12.7,17.3,21.1,24.2,29.1,28.4,25.6,21.4,15.6,13
1956,9.5,9.3,12.4,16.4,20.8,24.7,26,27.4,25.1,20.3,15.8,9.9
1957,10.9,9,12,18.3,20.1,23.1,26.8,29.3,23.9,20.7,17.3,13.2
1958,10.2,11.1,12.8,17.9,21,24,25.9,27.9,25.2,19.3,15.5,13.1
1959,8.8,11.5,13.3,19.3,21.6,22.9,26.6,28.8,26.3,20.7,16.2,12
1960,10,12.3,13.7,16.6,20.4,23.1,27.3,28.7,26.1,20.2,16.5,12.3
1961,8.8,9.5,12.3,18.1,21.9,24.8,28.8,28.8,27.3,21.4,17.3,12.2
1962,9.7,10.1,12.7,18.1,21.2,22.9,26.5,29.2,26.5,19.8,15.3,12.3
1963,8.8,8.9,11,16.2,20.2,22.7,26.6,28.1,24.2,19,15.9,12.8
1964,9.7,7.8,12,18.6,22.1,23.6,26.3,29.5,25.2,19.8,16.5,12.4
1965,9.2,9.2,11.1,14.5,19.6,23.7,25.7,29.4,25,20.5,17.3,11.8
1966,9.5,12.4,14.4,17.3,20.7,22.7,25.9,29.1,26,22.1,16.9,10.4
1967,8.6,8.8,13.7,17.7,22.9,25.6,28.3,30.4,25.3,20.1,15.1,10.9
1968,9.8,8.4,13.8,17.4,20.5,24.3,26.6,29.3,24.7,19.8,18,14.3
1969,10.3,10,12.6,17.9,22,23.9,25.7,28.7,25.5,20.3,16.5,12.1
1970,8.9,10.5,10.1,16.5,21.9,22.9,26.5,28.6,26.3,21.1,16.2,10.8
1971,9.1,9.5,12,17,20.5,24,27.8,29.1,23.9,19.1,16.3,12.5
1972,11.7,9.8,13.1,16.7,21.4,23.8,27,28.1,25.7,21.8,16.6,12.2
1973,9.9,10.9,11.3,19,21.1,22.3,27.6,29.1,25.2,20.6,16.1,10.6
1974,7.6,8.9,11.2,17.4,21,23.2,25,28.3,24.7,20.4,15,9.7
1975,8.2,8.5,10.4,16.6,20.7,23.2,26.7,28.6,26.8,20.5,16.2,10.1
1976,9.5,10.1,12.5,16.2,20.5,22.7,25.4,26.8,24.9,20.9,15.5,11.5
1977,6.8,8.6,12.1,17.2,21,23.3,27.7,27.9,27.1,22.3,18.8,13.3
1978,10.2,8.4,12.5,16.3,21.5,24.7,29.7,30.2,25.2,21.2,17.2,13.1
1979,11.2,12.7,13.8,17.1,21.7,24.9,27,29.6,27.2,23.2,18.4,13.9
1980,10,8.6,11.8,17.1,22.4,25.3,25.7,25.9,25.8,21.8,17,11.5
1981,7.8,9.2,12.3,16.9,19.8,21.5,27.4,27.7,23.7,20.5,13.8,11.5
1982,9.8,8.7,12.8,17.5,22.4,22.8,24.6,28.6,24.4,20.9,17.2,12.8
1983,9.3,9.1,11.4,17.6,21.8,22,25,28.6,24.8,20.6,15.8,10.4
1984,7.5,5.8,9,14.7,18.6,22.3,27.7,30.3,25.4,20.3,15.7,11.2
1985,7.9,10.2,10,16.3,21,22.6,28,30.4,25.7,21.3,17.3,11.6
1986,8,7.1,10.8,16.2,20,22.5,26.2,29.1,26,20.2,15.3,12.4
1987,10,10.2,13,17.1,21.6,23.4,27.9,28.6,24.7,20.8,15.9,12.5
1988,11.6,8.2,12.1,17.7,21.1,24.2,23.5,29,25.1,20.4,15.4,11.7
1989,11.5,10.9,13.1,18.9,20.9,22.9,26.1,29.1,26.9,21,17.7,12.1
1990,8.9,11.3,14.2,17.9,21.4,24.8,27.2,30.2,26.9,22,18.7,13.2
1991,9.8,10.3,13.2,18.3,21.4,25.2,28.5,27.5,26.2,20.3,16.1,12.4
1992,10.3,10.2,13.3,18.8,20.5,22.2,26.5,28.7,25.1,19.9,16.8,12.6
1993,10,11.2,10.7,16.1,20.2,23.6,24.5,27.1,24.7,20.3,17.7,12.5
1994,9.4,9.7,11,18.6,22.4,24,29.4,31.2,27.3,22.6,17.3,12.7
1995,9.7,9.7,12.2,18,21.5,22.6,27.5,31,25.5,21.6,16.6,11
1996,9.6,8.3,12,15.8,20.9,23.2,27,27.3,25,21.4,17.2,13.4
1997,10.6,10.9,13.9,18.5,21.7,25.1,27,28.8,25.9,22.2,17.8,12.6
1998,9.6,10,13,18.2,22.8,23.7,27.6,29.4,26.2,22.9,17.1,12.6
1999,10.4,10.9,14.1,18.1,22.6,25.1,28.3,31.1,28.5,22.4,18.1,12.7
2000,11.3,8.9,13.3,17.9,21.3,23.6,28.9,29.9,27.8,21.5,16.9,12.1
2001,8.5,9.5,13.1,18.7,22.1,25.1,29.6,28.6,25.2,21.7,17.1,11.5
2002,11.4,10.7,15.2,18.8,21.3,23.8,28.8,29.3,25.5,21.2,14.9,10.3
2003,9.3,8.7,11.5,17.8,21.2,24.7,24.3,27.4,25.5,20.2,17.2,11.9
2004,8.9,11.3,12.3,18.9,20.9,24.2,28.6,29.4,26.3,20,18,13.2
2005,9.9,8.8,11.7,17.9,18.7,24.3,27.3,29.8,26.7,21.7,16.5,9.3
2006,7.8,9.8,13.1,17,21.5,24.2,26.9,29.6,26.1,22.1,17.9,12.8
2007,10.6,12.1,14.1,17.5,23,25.3,25.9,31.2,26.8,21.4,16.2,12.7
2008,9.2,9.8,13.9,16.5,20.2,23.1,28.7,30.1,26,22.2,16.4,13.7
2009,9.9,10.8,13.5,18.9,22.2,23.8,27.2,28.3,24.6,21.2,16.8,12.2
