1901,5.9,5.5,11.3,14.4,17.1,22.7,25.5,25.1,21.8,17.2,11.5,10
1902,8,10.2,10.9,15.7,15.5,20.9,25.9,25.2,22.8,17.5,11.2,7.9
1903,7.4,8.8,11.1,11.9,18.3,20.7,25.5,24.9,22.4,17.2,11.8,10
1904,8.5,9.7,11.7,15.2,18.8,23.8,26.9,25.7,20.4,16.3,10,8.1
1905,4.8,6.6,11.2,14.4,17.6,21.7,26.8,25.3,22.8,14.3,13.4,9.1
1906,7,7,10.5,13.6,17.1,21.6,24.9,25.5,20.6,17.3,13.3,8
1907,6,7.2,8.3,12.1,18.6,21.8,23.9,25.4,22.5,19.1,12.9,10.3
1908,6.8,8,9.7,12.1,20.3,23.3,24.9,24.6,20.5,17.1,10.8,8
1909,6.5,5.8,10.7,14.6,18.2,21,23.1,24.6,21.1,17.8,11.8,11
1910,8.2,9.1,10.5,14.1,16.9,21.4,23.2,24.1,19.7,17.9,11.3,10.4
1911,6.1,6.8,11.3,13.3,17.5,22.2,25.7,26.5,22.7,18,14.4,10
1912,8.8,11.3,12.3,12.7,18.1,21.9,25.5,23.8,18.7,16.4,10.2,9.5
1913,8.5,7.7,11.6,13.8,17.8,22.3,23,24,22.9,18.3,13.4,8.9
1914,5.9,9.5,11.8,15.5,18.1,20.7,24.2,24.4,20.9,15.8,11.4,9.9
1915,8,8.4,10.4,13.8,19.4,22.7,24.9,24.4,20.2,15.1,11.6,11.7
1916,8.1,9.3,12.5,14.6,19.1,22.7,25.2,24.1,19.9,16.6,13.1,11
1917,7.7,7.7,10,12.6,19.5,23.7,25.5,25.9,23.4,17.4,10.9,7.2
1918,7.4,7.1,10.2,14,18.3,20.8,25.1,24.2,23.8,16.1,11.2,9.2
1919,8.6,7.7,11.2,13.6,16,22.3,23.7,25.7,23,15.5,12.1,7.8
1920,9,9,11.8,14.8,21.5,22.2,26.6,25.2,22.6,16.8,12,9.8
1921,9.4,8.5,10.8,13.5,19.3,21.2,25.8,25.3,22.6,18.4,11.8,7.9
1922,7.3,8.6,12.4,14.2,19.9,23.8,25.4,26.6,20.7,16.8,9.6,7.9
1923,6.8,9.1,10.5,13.9,19.3,20.5,26.4,27,22,18,14.3,8.7
1924,6.8,7.7,10.5,14.9,20.5,23.5,26.5,24.1,23.3,17.2,11.7,9.5
1925,8.1,9.9,9.2,14.1,18,23.3,24.5,25.7,21.2,17.9,12.9,8.2
1926,8.2,11.5,11.6,15.4,17.5,21.1,23.9,24.2,23.6,19.9,16.5,9.1
1927,8.5,8.2,12.1,14.6,19.3,24.2,26.3,26.3,22.6,17.1,15,10.5
1928,9,8.6,11,15.3,17.3,23.5,26.6,27.7,23.3,17.8,12.8,7.8
1929,5.4,4.2,9.9,13.5,19.6,23.3,26.6,25.3,23,19.6,13.6,9.4
1930,8.9,8.9,12.6,14.6,17.9,24.4,26.4,25.2,23,17,13.3,9.3
1931,9,8.1,11,12.9,18.4,24.1,25.5,25.6,19.6,16.9,13.4,9
1932,8.3,5.6,10,13,17.5,20.3,24.1,25.5,24.7,18.8,13.5,11.7
1933,7.9,8.5,10.8,13.7,16.3,19,23.9,24.7,21.9,18.7,13.1,7.9
1934,8.1,8.7,11.3,15.2,18.6,21.5,24.7,24.1,21.6,17,13.4,11.3
1935,5.8,7.9,9.8,13.4,16.2,23,25,24.5,21.9,18.4,13.6,10.2
1936,11.4,9.7,12.2,14.1,17,20.6,24.7,23.9,21.6,15.2,12.1,9.6
1937,8.6,10.5,11.9,13.5,17.9,23,24.2,24.1,21.4,17.6,13.3,8.8
1938,7.2,7.5,11,11.4,16,22.9,24.8,24.5,21.2,17.9,13.5,9.4
1939,10.1,10,8.6,14.3,15,20.8,25.4,25.2,21.1,17.5,13,9.5
1940,6.5,8.2,10.5,13.2,16.9,20.4,23.3,22.2,21.7,17.9,13.1,6.7
1941,8.5,9.7,11.3,13.5,16.9,23.2,26.7,25.6,20.4,17,11.9,7
1942,4.5,7.7,12.4,15.1,19.6,24,26.9,25.1,23.9,19,11.7,11
1943,5.9,9.5,12,14.9,19.1,22.5,26.2,26.8,25,18.6,12.1,10.6
1944,6.8,6.3,8.4,14.8,19.1,22.8,25.5,27.4,22.8,16.8,11.5,8.9
1945,5.4,8.2,10.3,15.2,20.3,25,27.4,26.2,22.6,15.9,11.3,8.9
1946,7.3,8.2,8.7,14.8,15.1,22.6,26.4,26.5,24.4,17,13,7.9
1947,5.8,9.5,13.2,15,19.4,24.3,27.7,27.1,23,17.1,13.5,8.3
1948,8.6,6.9,11.6,14.6,19.2,22.1,23.3,25.1,22.1,19.1,12.5,8.1
1949,9.3,8.1,8.8,15.3,18.5,22.4,26,25.1,23.7,18.4,12.5,9.9
1950,7.6,9.5,11.8,14,19.6,24.4,26.1,26.5,22.9,17.7,12.7,9.8
1951,9.6,10.5,10.5,13.5,17.3,22.1,24.9,25.3,22.8,15.8,14,8.6
1952,7.4,7.3,10.8,15.5,18.3,24,27.2,26.4,21.8,17.6,11.3,9.8
1953,5.5,7.2,9.7,14.4,18.4,19.8,22.8,23.6,23,18.7,11.7,10.8
1954,6.2,7.7,12.3,13.1,17,22.9,23.8,23.7,22.6,16.5,12.4,9.4
1955,11.3,10.9,10.6,13.3,18.6,22.5,25.7,24.3,21,16.5,12,11.6
1956,9.7,5.2,9.5,13,18,20.2,25.1,26.1,23.1,15.9,11.5,7.9
1957,7.6,10.7,11,13.8,16.4,23.1,25,25,21.3,18.2,13.1,9.3
1958,8.1,10.3,9.2,11.8,19.2,21.5,24.8,26.2,22.3,17.7,13.8,10.9
1959,7.9,9.8,12.8,13.6,17.3,21.7,25.8,24.7,21.1,15.1,12.7,10.7
1960,8.7,10.3,11.4,13.5,18.4,22.7,24.4,24.8,21,17.9,13.8,9.7
1961,9,9.8,11.3,15.2,17.3,21.6,24.3,24.3,22.7,17.6,13.8,9.7
1962,9.6,8.2,9.8,14,17.1,20.6,24.4,25.3,22.6,17.9,12.6,7.9
1963,7.1,8,9.9,13.9,17.1,21.6,25.2,24.7,21.6,16.5,15.7,10.4
1964,6.7,8.8,11.6,13.6,18.1,22.4,25,24.4,21,17,13.6,9.5
1965,8.8,5.8,11,12.4,16.6,21,24.5,23.7,20.6,17,15.1,11.1
1966,7.7,11.8,10.3,14.6,17.6,22.2,23.3,23.9,21.6,19,11.3,9
1967,7.2,8.8,11.5,13.4,17.5,20.1,25.1,25.1,21.3,18.5,14.3,9.6
1968,7,10.5,10.7,14.9,18.9,21.4,24.4,23.2,21,17,12.8,9.7
1969,8.5,9.2,11.2,13.3,19,20.1,23.5,24.1,22,17.6,14.7,7.7
1970,10.4,9.9,10.4,13.3,16.1,22.2,24,24.6,22.5,16.6,13.8,10.3
1971,9.9,9.1,8.6,14.7,18.5,20.9,24.8,26.7,21.1,16.7,12.7,9.2
1972,9.7,11.1,13.1,14,17.1,21.9,23.8,23.3,20.2,15.7,13.6,10.5
1973,9.5,8.7,9.8,12.1,18.6,22.6,25.4,25.5,23.4,18.3,12.8,9.7
1974,10,10.9,11.9,13.2,17.5,21.6,24.1,25.1,22.1,14.5,12,8.5
1975,8.9,8.8,11.2,13.7,17.8,20.7,24.6,24.6,23.4,16.8,12.6,9.9
1976,8.7,10.2,10.3,13,17.7,21.9,24.7,23.4,20.8,18.1,12.7,10.8
1977,10.4,11.8,12.5,13.5,18.5,20.6,24.8,23.8,20.4,17.4,13.3,9.5
1978,9,9.3,11.2,12.6,17.1,21.7,23.6,24.4,21.2,16.5,10.6,12
1979,8.7,10.8,12.3,12.7,18.3,22.7,25.3,24.7,21.6,18.4,12,10.7
1980,8.7,9.6,11.3,11.9,16.1,20.6,22.9,25.5,22.3,17.5,13.5,7.7
1981,6.1,7.6,12.6,14.7,17.6,22.4,23.8,24.4,22.6,18.7,10.3,11.3
1982,10.3,8.6,10.2,15.6,18.1,22.8,26.3,25.6,23.7,19.8,13.7,10.6
1983,8.5,7.5,11,14.3,18.2,21.8,26.6,25.2,22.2,17.2,12.3,9.7
1984,9.3,8.2,10.1,13,17.4,20.8,24.5,23.9,20.7,18,14.4,9.9
1985,6.6,9.4,10.6,14.5,18.6,22,26.3,25.1,22.9,18.1,13.6,11.2
1986,9.4,8.1,11.5,13.8,19.1,20.5,24.4,25.9,22.2,18.8,13.3,8.3
1987,8.9,9.6,9.5,14.2,16,21.6,26.6,26,24.5,19.4,13.9,11
1988,11.4,10.5,10.9,14.2,19.1,21.5,26.8,25.5,21.3,19,11,8.3
1989,7.2,9.6,12.5,14.2,17.3,21.1,24.5,25.2,21,15.7,12.3,10.5
1990,8.2,11.1,11.8,13.7,18.3,22.1,23.6,24.8,22.1,19.8,13.6,7.8
1991,8.6,8,13.6,12.3,15.2,21.4,25.2,25.7,23.6,17.5,12.9,7.4
1992,8.7,9.2,11.6,14.1,18.9,21,24.4,26.8,23,19.3,14.9,10.4
1993,8.3,7.4,9.7,14,18.7,22.7,24.1,26.2,23.1,17.7,11.9,10.7
1994,9.5,9.6,12.9,13.7,18.8,21.7,26.2,27.4,23.4,18.4,14,10.6
1995,8.2,10.9,9.9,12.9,17.3,20.8,26.1,25.1,20.5,18.3,12.3,11.2
1996,10.4,8.4,10.2,14.1,17.9,22.2,24.5,25.1,19.9,16.8,15.1,10.5
1997,10.4,10.2,11.7,12.1,18.8,23.2,24.8,25.4,22.7,17.8,13.8,10.5
1998,9.5,10.2,10.2,14.7,18.2,23.3,26,25.3,21.5,17.7,12,8.1
1999,8.4,7.5,11.3,14.1,19.1,22.8,25.4,26.8,23.7,19,13.1,10.2
2000,7.2,9,11.4,15.2,20,23,24.7,26.1,22.2,18.3,14.9,11.7
2001,11,10,14.1,13.3,19.3,22.3,26,26.8,20.8,20.2,13.3,7.9
2002,7.4,10.9,13.2,14.7,18.9,23.4,25.5,24.6,21.3,17.9,15.6,10.9
2003,9.2,6.4,10.6,13.9,20.2,24.4,27.3,27.5,22.3,18,14.9,10.6
2004,8.3,10,10.9,14,16.6,21.9,25.4,25.8,22.6,19.7,13.6,11.4
2005,7.9,6.6,10.5,13.5,18.9,22.9,26.4,24.9,22.4,18,13.3,8.6
2006,7.3,8.7,10.4,14.5,18.5,22.5,26.8,24.7,22.7,19,13.6,10.9
2007,11,11,11.9,15.7,19.2,23.7,25.7,25.5,21.4,17.5,12.7,9.8
2008,10.1,9.3,11.1,14.8,19.3,22.7,26.1,26.1,22.4,18.7,13.8,10.2
2009,9.5,8,11.2,15,19.8,22.3,26.1,27,24,17.5,13.7,10.2
