1901,7.3,9.8,15.4,21.1,25.9,29.2,26,23.5,22.8,19.6,12.6,9
1902,10,11.7,18.3,22.3,26.4,28.2,24.6,24.6,22.6,18.4,11.4,7.9
1903,9.3,10.1,15.3,21,25.2,28.6,26.9,24.1,22.8,17.6,11.2,7.9
1904,9.4,10.8,15.6,22.2,25.4,26.5,23.1,23.1,22.4,18.6,11.7,9.2
1905,8,8.4,14,18.9,26,29.2,24.6,23.9,22.9,18.4,13.1,8.7
1906,8.3,10.1,15,21.9,27.3,26.6,24,23.9,22.3,18.4,13,9.4
1907,9.9,10.2,14.4,19.3,24.6,27.4,26.9,23.2,23.8,20.1,13.3,7.8
1908,7.8,11.3,15.5,23.1,26.6,28.4,23.9,23.4,23.4,18.7,12.2,8
1909,10.6,10.1,17,19.5,25.8,24.2,23.1,23.6,22.4,18.5,13,8.7
1910,8.4,11.1,16.2,21.5,25.8,25.3,24.4,23.5,22.9,17.7,10.9,8.4
1911,10.8,10.7,14.3,21.2,27.1,25.3,26.4,23.8,22,18.8,11.8,8.2
1912,9.3,12.2,15.5,21.2,26.2,28.6,24.6,23.6,22.5,18.5,11.7,7.9
1913,8.7,11.3,14.3,22.6,24.3,23.9,24.4,23.9,23.5,20.2,12.5,8.9
1914,10.5,12,15.3,20.7,25.4,26.5,23.7,23.6,23.1,18.7,13.5,8.9
1915,9.3,9.8,14.9,20.8,27.1,28,25,23.6,23,19.4,13,8.8
1916,8.8,10.6,17.5,22.4,26.2,23.4,24.4,23.4,22.8,18.6,11.1,7.4
1917,8.8,10.4,14.8,19.1,24.3,24.8,23.7,23.7,22.4,18.5,10.6,8.8
1918,7.4,11.6,16.3,20.5,26.4,24.5,26.8,23.9,23.5,19.4,13.1,8.2
1919,9.4,9.9,16.4,20.9,25.4,27,23.3,23.3,22.9,18.1,12.7,8.6
1920,9,11,16.4,21.4,23.7,27,23.5,23.8,23.9,20.3,13.6,9.6
1921,10.2,11.4,18.4,23.5,28,26.6,26,23.1,22.4,18.4,11.8,10.5
1922,8.8,12.6,17.1,22.4,27,26.2,23.6,23.2,22.5,18.2,12.3,8.4
1923,9,10.9,16.5,22.2,26,29.7,24.3,23.1,23.1,17.8,12.7,9.6
1924,8.9,11.7,18,22.8,25.3,29.2,23.8,23.6,22.7,18.5,11.8,8.7
1925,7.6,10.1,16.3,22.4,24.4,25.1,22.6,24.2,22.8,19.2,11.8,7.9
1926,9,12.3,15.1,18.3,24.1,29.3,25.4,23.9,22.4,17.5,10.5,7.8
1927,7.8,10,14.3,21.1,25.6,27.4,24.1,23.7,23.5,18.5,10.9,9.4
1928,8.9,11.3,16.3,21,26.7,26.5,23.8,24.9,23.5,19.2,13.4,8.8
1929,8.9,9.7,17.1,21.6,27,26.7,23.9,22.8,23.7,18.1,12.6,8.2
1930,8.9,10.6,16.9,20.8,25.8,27,23.5,23.4,22.9,19.6,11.9,9
1931,10.7,11,15.9,23.1,26.6,28.7,25,24.1,22.8,17.8,12,9.2
1932,11,10.2,16.1,21.3,25.8,28.1,24.9,23.6,22.9,19.1,12.2,9.1
1933,8.2,12.3,16.6,19.6,22.8,25.5,24.4,23.9,22.6,18.4,12.1,8.9
1934,8.4,11.7,15.5,21.7,26.1,26.6,23.9,23.6,22.4,17.7,12,9.3
1935,7.8,11.3,16.1,19,26.7,27.9,23.8,23.2,22.4,18.1,12.8,9.1
1936,8.2,10.9,16.2,20.8,26.6,24.9,23.8,23.4,22.4,18.3,12.7,8.9
1937,7.9,11.3,14.7,20,25.4,26.7,24.1,22.9,22.6,17.4,12.7,8.2
1938,9.4,9.4,17.6,22.2,26.4,23.4,23.5,23.7,23.3,18.9,11.9,8.7
1939,10.2,11.8,14.8,20.8,26.8,25.9,23.7,23.4,22.2,19.2,12.3,8.5
1940,8.8,10.8,14.7,20.6,26.2,27.2,24.4,23.5,22.8,18.7,13.1,8.7
1941,9,11.3,17.9,23.4,26.7,26.4,25.1,24,23.5,20.2,13,10
1942,8.1,11.5,16.9,22.3,27.4,28.4,23.4,23.6,22.5,18.9,13.3,8.8
1943,10.9,10.6,17.2,20.6,27,26.9,24.3,22.7,23,18.2,14.1,9.2
1944,8.8,10.5,14.6,20.2,27.2,26.6,23.8,23.6,23,17.8,13.1,10.7
1945,7.4,10.7,16.9,19.9,25.9,27.7,24.6,24.5,22.7,17.7,11.8,7.7
1946,9.9,13,16.3,22.2,25.8,25.3,23.7,23.5,23.1,19.1,12.1,10.3
1947,8.2,11.4,17.1,22.4,26.8,28,23.9,24.1,22.8,18.1,13.3,9.7
1948,9.3,10.8,15.9,23,27.7,27.5,24.2,23.6,22.5,19.3,12.1,8.6
1949,10.5,11.7,17,22.6,26.2,27.3,24.5,23.7,23,18.9,11.2,8.5
1950,9.9,10.3,15.2,20.8,26.5,27.1,24.1,23.5,23,18.3,11.9,8.9
1951,7.8,10.7,15.8,20.1,25.7,27.4,25.6,23.8,23.1,20.8,13.8,8.5
1952,10.2,13,15.7,22.5,27.3,26.5,24.1,23.2,23.5,19.4,12.4,9.7
1953,8.4,13.3,19.4,22.1,26.8,28,23.8,23.3,23,18.3,12.1,10.4
1954,7.8,12.4,16.2,22.5,27.5,27.4,25.1,23.8,22.4,17.3,12.2,9.2
1955,10,11.2,17.7,20,26.4,26.6,23.6,24,23.6,18.3,11.2,9.5
1956,9.6,9.9,17.1,22.1,27,25.2,23.8,23.3,22.1,18.6,10.9,9.9
1957,10.4,9.9,14.8,20.7,25.3,26.9,24.7,24.3,22.4,18.8,13.4,10.5
1958,10.5,11.6,16.4,22.9,27,28.1,24.8,24,23.7,18.5,13.3,10.1
1959,9.2,10.2,16.2,21.7,26,27.6,24.8,23.9,23.7,19.7,12.8,9.2
1960,8,11.5,15.9,20.9,26.1,28.4,24.3,23.6,23.2,18.1,10.9,8
1961,9.5,9.7,16.8,21,26.1,26.4,24.3,23.7,23.3,17.9,12.1,5.6
1962,6.6,10.8,15.1,20.9,25.6,28,25.2,23.1,22.6,16.6,12,9.7
1963,6.3,10.9,13.9,19.8,24.3,25.2,23.3,23.6,22.2,18.9,15.3,8.8
1964,8,11.3,17.2,22.8,25,27.1,24.4,24,22.9,19.2,11.6,9.2
1965,9.5,11.2,15,20.5,26,28.1,25.3,24.3,22.5,19.6,13.5,9.3
1966,8.9,13.2,15.6,21.7,25.6,26.6,25.8,23.7,24,19.8,15.4,7.6
1967,7.9,11.8,15.2,20.2,25.9,27.1,24.5,23.3,22.7,19,13.5,10.3
1968,8.5,10,15.7,19.7,24.7,25.7,24.2,23.5,22.8,18.4,13,9.3
1969,9,11.7,17.2,20.8,24.6,27,23.6,22.8,22.9,19.2,14.9,8.8
1970,9.6,10.9,15.9,22.4,26.2,25.3,24.3,23.9,22.9,19.3,11.8,8.5
1971,8.7,10.1,14.1,20.8,23.9,24.5,23.4,23.3,22.8,18.7,12.3,8.1
1972,7.9,8.9,14.7,20.8,25.7,28.2,25.2,23.6,21.5,18.1,12.1,9.6
1973,9.5,12.5,15.9,23.2,27.5,27.8,25,24.1,22.7,18.7,11.7,8
1974,7,9.9,16.8,22.8,25.9,27,24.3,23.2,23.2,20.1,11.8,8.3
1975,8.1,10.5,15.5,21.7,27.2,26.5,23.5,23.8,23.7,20.4,11.1,7.5
1976,9.2,11.7,16.7,20.3,25.3,26.3,24.6,23.6,22.2,19.1,15,9.6
1977,8,11.2,16.8,21.8,24.8,26.3,24.1,23.8,22.5,18.8,15.5,9.6
1978,7.8,10.2,14.8,21.4,27.4,27,24.3,23.3,22.8,18.9,14.4,8.2
1979,9.6,10.4,15,21.6,24.2,26.4,24.9,24,23.9,20.5,17.5,11
1980,9,11.8,16.7,22.9,27,25.3,24.1,22.9,22.8,19.8,13.7,9.9
1981,9.1,11.9,16.4,22.1,25.3,27.4,24.5,24,23.1,18.6,12.3,8.7
1982,10.3,11.1,14.5,20.9,24.4,26,26,23.6,21.9,19.3,13.9,10.2
1983,8,10.4,15.9,20,24.4,27.8,24.6,24.8,23.2,18,10.7,9.2
1984,8.8,8.9,15.9,21.8,26.5,26.3,24.4,23.1,21.8,18.4,11.6,9.8
1985,9.8,10.9,18,22.1,26.7,27,24.6,23.8,22.6,17.7,12.8,11.2
1986,9.6,11.3,16.1,21.8,24.5,26.5,23.8,23,23,18.7,14,9
1987,8.7,12.3,16.8,22.2,25.1,28.9,25.2,24.2,22.7,18.7,12.8,8.9
1988,9.7,12.2,16.6,22.2,27.6,26.5,24.4,24,24,18.3,12.8,9.8
1989,7.9,10.7,15.4,20.5,26.1,25.6,24,23.8,22.9,18.8,13.5,9.4
1990,10.1,12.7,15.8,22.1,25.2,25.5,23.4,24,22.9,18.7,13.9,9.7
1991,8.6,13,17.2,21.2,27.1,26.4,25.5,23.3,23.1,18.8,13.5,9.7
1992,9.4,10.7,18.1,22,25.3,27.8,26.2,24.2,22.4,19.3,14.2,9.8
1993,9.8,12.3,15.3,21.4,26.5,27.9,26,23.5,23.2,19.4,13.8,8.7
1994,10.9,11.4,18,20.6,25.8,25.7,23.1,24,23.6,18.7,14,9.6
1995,8,11.6,15.1,21.3,26.4,28.5,25.7,24.9,23.3,20.5,14,11.3
1996,10.2,12.1,18.4,21.4,26.8,27.9,25,23.6,24.2,19.2,12.9,8.3
1997,7.9,10.2,17.5,20.6,25,27.2,24.7,24.4,23.4,18.4,15.4,9
1998,8.2,12.3,14.8,22.2,26.9,27.7,25.4,24.9,24.6,20.2,15.7,9.3
1999,8.2,12.2,16.4,22.6,26.6,26.4,24.7,23.8,22.8,20,15,9.4
2000,10,11.4,15.8,23.4,25.6,25.5,24.5,25,22.7,20.7,14.9,9.5
2001,8.9,12.5,16.4,20.8,25.7,24.9,24,24.8,24.2,20.5,15.1,10.7
2002,9.1,12.3,17.3,23.1,27.4,27.3,27.2,24.3,23.5,20.2,14.5,11.7
2003,8.9,11.9,15.4,22.9,26.3,28.5,25.4,24.5,22.7,19.3,15.1,11.2
2004,7.8,11.6,18.5,23.6,26.2,25.2,25.7,23.9,24.3,19.4,14.3,10.8
2005,9.7,12.3,17.4,21.4,25.5,29.5,23.9,24.3,23.4,19.3,13.7,9.2
2006,10.2,14.1,14.9,21.6,25.5,26.9,23.7,23.8,23.6,21,14.4,10.6
2007,8.6,11.1,14.7,21.9,24.5,25.8,24.8,24.2,24.3,19.3,14.5,10.3
2008,10,10.5,17.9,21.5,25.4,23.9,23.3,24.1,23.8,20.2,14.5,11.8
2009,10.4,14,16.9,22.5,26.9,28.7,25.3,25,23.5,19.2,14.8,10.7
