1901,9.4,8.3,12.8,18.3,22.6,30.3,33.3,33.7,25.2,17.9,11.9,8
1902,9.4,10.9,15.3,17.7,21.4,25.8,32.7,32.1,26,18.5,14,9.3
1903,9.2,12.2,15.2,18.7,20.3,26.2,32.2,33.5,26.2,20.3,14.4,7.7
1904,8.8,10.6,12.7,19.2,25.6,28.8,33.4,32.4,26.1,21.5,13.5,10.8
1905,8.8,10.7,15.1,19.3,22.4,26.2,33,31.7,24.9,18.8,11.3,9.2
1906,9.8,9.4,14.1,15.7,22.2,29.4,33,35.1,26.7,20.1,13.1,8.6
1907,8.7,9.5,16.4,16.9,21.2,29.4,31.7,34,27.7,16.8,13.2,10.5
1908,10.2,11.5,12.6,15.8,25.2,26.1,33,32.4,28.3,21.2,14.6,10.1
1909,8.2,9.7,12.5,19.9,23.4,24.4,33,32.7,25.1,20.7,12.7,10.4
1910,9.1,11.3,12.8,16.5,19.8,26.8,31.3,31.3,25.7,19,12.5,9.9
1911,7,11.6,12.2,15.8,21,25,33.2,33,28.8,17.8,12.8,10.3
1912,9,12.7,15.3,17.3,24,27.2,29.5,29.4,25.4,18.2,12.9,8.4
1913,10.1,11,14.4,16.3,22.4,30.2,32.8,31,23.9,18.7,13.5,8.5
1914,6.9,11.4,14.1,18.2,22.5,25.1,31,32.2,28.7,20.4,12.2,9.2
1915,8.3,9.8,14.2,16.1,22.4,24.6,33.6,33.7,26.6,18.9,13,10.1
1916,9.6,10.2,11.7,17.5,22.6,27.6,31.8,32.7,26.3,21.1,13,9.8
1917,8,9.8,12.2,15.9,22.7,27.8,34.3,31.2,28.8,18.6,13.5,10.5
1918,9.9,12,13,15.4,23,29,32.9,34.3,26.3,17.5,12.8,9.3
1919,8.4,11.7,13,16.6,23.4,30.1,31.3,35,26.8,17.6,11.8,7.9
1920,9.1,11.6,14.3,17.7,23,26.8,30.8,30.9,26.7,17.5,12,7.9
1921,9.6,11.1,14.6,17.5,21.8,29,33.6,32,27.2,21.8,13.1,8.7
1922,10.1,12.3,13,16.5,26,26.9,32.6,33.1,25.1,20.4,13.7,9.5
1923,8.2,11.7,15.5,15.5,22.8,26.8,33.5,35,26.3,22.1,12.5,7.9
1924,10.2,9.3,14.2,18.7,25.1,29.8,33.6,32.3,26.6,21.1,13.8,10.5
1925,10.9,10.9,12.9,16.7,21.4,26.8,30.3,32.5,27,21.4,12.4,10.6
1926,9.9,15.2,16.6,17.9,21.3,27.7,33,35,31.4,22.7,13.1,9.1
1927,9.9,11.2,14.3,19.6,23.4,28.5,30.1,31.1,26.9,22.5,13.4,10.5
1928,9.4,13.6,14.6,16.5,20.9,28.8,36.1,33.7,27.3,20.5,13.7,9.9
1929,8.8,11.8,15.7,19.3,21.2,28.5,32.9,32.6,26.7,20.4,13,11
1930,10,9.5,15,15.8,23.5,26,31.2,33.8,28.6,22.5,15.3,10.6
1931,9.6,11.6,15.5,18.2,22.1,29.5,32.4,31.3,27.1,21.4,14.1,9.3
1932,9.8,10.4,15.1,16.9,22.3,25.9,31.4,33.4,26.8,19.4,14.5,10.3
1933,8.9,11.8,14.6,20.7,25.4,26.8,34.9,36.4,27.5,20.6,12.1,7.5
1934,9,11.6,12.9,16.3,24,29.8,34.4,31.4,28.8,22.2,12.5,11.4
1935,8.9,11.9,16,19.2,20,27.8,34.5,32.3,29.4,20,13.3,10.6
1936,12.2,12.8,13.6,17.2,19.9,25.5,31.5,34.8,28.3,19.5,12.6,8.6
1937,9.9,13.3,13.3,18.5,23.9,27.9,34.9,34.4,27.8,21.1,14.7,8.9
1938,9.3,11.5,18.1,19.5,22,31.1,33.4,32.5,25.8,21.7,15.9,9.7
1939,11.2,12.4,14.4,17.1,22.4,26.2,32.9,32.6,27.9,18.9,13.6,9.5
1940,8.5,12.8,16.9,19,22.8,27.3,32.5,33.8,27.7,18.9,13.3,8.8
1941,8.7,12,14.9,16.6,19.9,27.8,32,32.1,28,22.6,13.4,9.4
1942,9.7,10.6,15.1,17.8,23.2,28.7,33.2,32.5,26.9,21.4,13.8,10.3
1943,10.3,12.4,15.1,20.5,25.3,31.4,31.8,34.2,27.1,20.4,13.5,10
1944,10.9,11,16.2,19.7,24.6,28.8,32.7,32.9,27.6,18.5,14.1,9.5
1945,6.9,13.8,18.3,23.2,24.5,30.5,34.5,32.1,30.9,22.3,15,11.3
1946,8.5,13.1,14.7,17.1,19.6,28.3,34.7,33.3,29.2,22.3,14.5,8.9
1947,9.1,10.9,15.8,20.8,22.9,30.4,34.6,32.7,27.4,21.5,17.8,9.3
1948,11.4,13.8,18.4,18,21.3,29.9,33.4,33.1,29.5,21.8,17.6,11.8
1949,10.9,14.4,15.3,21.9,23.3,29.4,35,35.7,26.8,22,14.9,10.2
1950,10.9,13.7,17.4,20.2,22.8,29.9,35.3,33.3,28.6,21.3,15.9,8.4
1951,9.3,10.1,15,17.8,19.2,28.1,32,31,27.8,19,13.5,11.5
1952,8.2,11.8,17.8,18.3,22.1,28.9,32.3,30.8,24.9,21.2,15.1,10
1953,9.7,11.2,14.9,18,26.2,26.9,32.5,34.4,27.7,19.3,15.4,12.9
1954,8.6,10.8,13.8,17.3,23.4,27.8,32.9,30.9,28.7,23,15.9,11.2
1955,11.9,11.6,14.1,22,26.3,28.7,32.9,33,28,20.9,14.1,11.7
1956,10.3,8.6,14.6,15.7,23,28,31.2,30.9,25.9,20.7,12.3,10.2
1957,8.9,13.6,18,17.5,21.8,26.4,33.7,33.8,28.6,20.1,13.6,9.2
1958,9.7,14,14.3,17.4,24.8,26.2,32.6,31.6,29.3,21,15.1,10.3
1959,10.9,11.8,14,18.9,20.6,28.2,33.3,31.2,25,19.5,14.2,9.8
1960,9.9,11.7,14.8,19.8,23.8,29.7,32.1,30.9,27.7,16.8,13.1,8.7
1961,9.2,15.8,19.2,19.7,25.8,28.8,33.1,33.6,28.7,19.9,13.6,11.4
1962,11.9,13,13.9,18.4,24.2,28.2,33.1,34.8,29.4,21.8,11.6,8.9
1963,9.7,9.5,14.9,17.9,23.6,27,32.6,31.7,26.2,23.8,14.9,9.9
1964,9.7,13.2,14.6,18.2,27.3,28.2,33.1,33,30.2,20.5,14.5,9.1
1965,9.9,10.5,15.2,19.3,26.4,30.5,32,32.7,24.8,19.2,13,10.6
1966,12.1,13.3,16,18.2,24.7,27.7,32.3,33,29.1,18.1,11.4,10.5
1967,9.7,12.1,17.7,17.7,21.2,26.9,34.4,32.6,26.8,22.1,13.8,8.7
1968,11.2,11.2,13.9,17.3,22.9,29.3,33.2,32,27.1,24,14.1,9.8
1969,11.2,10,13.8,17.5,21,26,33.6,32.6,23.6,20.3,13.2,8.8
1970,10.7,12.6,13.8,19.5,23,27.3,33.5,31.5,30.3,21.3,16.7,8
1971,9.3,13.9,12.2,16.5,19.5,25.3,31.6,31.3,28.6,23.6,13.6,11.1
1972,9,11.9,13.9,19.1,22.4,27.7,32.1,31.4,23.8,18.1,14.6,9.8
1973,10.5,11.8,14,19.8,23.3,28.1,32.8,34.4,27.1,20.5,15.8,10
1974,11.9,11.7,14.5,15.7,23.5,26.9,33.4,32.9,27.5,18.8,15.2,12.1
1975,12,12.5,12.9,17.8,20.3,27.1,34.1,32.7,25.5,21.9,14.5,9.5
1976,11.3,12.3,15.7,15.8,23.9,30.1,32.3,31.6,25.3,17.8,12.8,11.3
1977,10,12.4,16.6,19.9,21.3,25.3,29.4,29.9,28.9,21,13.8,12.7
1978,10.2,13.6,16.4,16.7,20.2,24.6,33.2,33.2,30.4,21.6,14.9,12.3
1979,11.3,12.2,13.9,16.8,23.5,29.3,32.8,33.3,27.7,18.5,15,11.5
1980,10.6,13.3,15.4,18.4,21.1,28.5,32.3,33.4,30.3,21.3,14.3,10.6
1981,12.1,12.9,17.6,17,22.3,30.3,33.3,32.8,28.7,22.5,18.7,11.9
1982,12.1,13,17.1,19.2,24.8,30.1,32.9,32.7,27.7,20.4,14.3,10.1
1983,12.5,11.2,18.5,17.6,21.1,30.4,32.6,31.1,30.9,24,16.2,11.8
1984,10.3,12.5,13.1,20.2,17.8,27,34.2,32,28.7,21.1,14.4,11.7
1985,8.8,14.2,15.3,19.5,21.6,28.9,34.8,34.5,32.3,24.9,14.5,11
1986,10.1,11.1,15.7,14.7,26,29.9,35.1,33,28.5,22.3,15.6,10.8
1987,9.6,12.2,17.5,19.6,24,29.7,32.6,33.8,31.2,18.7,14.6,12.2
1988,11.5,12.7,18.2,18.2,21.6,25.4,33.3,34.4,30.7,22.1,15.4,11.8
1989,11.8,14.2,18.5,16.6,25.3,30.1,35.8,34.3,27.6,23.1,15.6,12.4
1990,11.1,15.8,17.6,17.1,25.8,30.7,35.6,34.6,29.7,20.8,14.8,9.7
1991,10.9,11.3,15.7,18.1,23.9,31.1,35.1,35.9,29.6,19.3,14.9,11
1992,9.9,13.4,17.6,20.4,26,25.1,34.4,34.5,28.6,19.1,16.6,11.6
1993,11.9,12.3,16.5,18.4,21.9,28.6,34.1,33.8,26.4,17.2,13.6,11.1
1994,11,13.2,19.7,18.8,23.7,30.8,35.6,34.8,26.7,21.2,16.7,12
1995,12.1,14.9,17.8,21.3,26.3,29.4,35.2,34.1,26.1,23.8,16.7,12.2
1996,11.6,11.5,15.6,19.9,22.9,30.9,34.1,32.2,26.1,21.8,15.4,11.1
1997,10.7,15.8,21.1,22.1,23.6,27.2,31.9,33.1,29.8,23.2,14.5,11.1
1998,11.4,14.6,19.4,17,22.4,29.9,34.9,35.2,27.9,21.5,15.6,11.6
1999,11.2,13.3,16.4,20.5,24.6,30.1,35,34.1,27.6,20.4,13.6,10.5
2000,10.3,16.6,18.3,16,24.3,30.9,33.4,33.7,29.4,21.4,13.8,11.5
2001,11.1,14,17.2,20.5,23.5,31.7,33.3,34,27.9,22.2,13.7,9.6
2002,11.9,15,16.7,19.8,23.2,30.8,33.8,32.2,26.9,21.3,15.1,12.5
2003,11.3,11.9,17.8,19.4,26.5,32.8,35.1,36.3,29.7,20,15.4,11.1
2004,12.3,13.6,15.5,19,22,32.4,34.8,33,30.2,22,15.5,11.6
2005,12,11.7,16.8,20.8,26.8,33.4,35.4,35.3,29.4,22.6,14.4,11.3
2006,11,12.5,16.6,21.1,27.3,31.3,36.3,33.9,30.1,23.2,16.9,11.8
2007,12.2,14.2,16.7,19.6,24.3,28.4,34.4,33.2,29,22.8,16.7,11.4
2008,13.4,15.1,17.5,20.7,22.4,30,34.2,34.9,27.9,21.7,13.7,10.1
2009,10.4,13.5,18.6,19,26.4,31.2,35.3,36.8,30,24.4,16.1,11.5
