1901,6.7,4.5,7.3,13.4,17.4,19.1,22.9,21.1,18.2,13.8,8.8,7.6
1902,8,5,10.7,12.5,12.9,17.4,19.7,19.3,18,13.2,10.1,7.3
1903,7.4,9.7,10.2,10.8,15.6,17.2,19.6,18.5,17.5,14.1,10.2,5.9
1904,7.3,6.6,7.8,13,15.1,18.2,22.1,20.2,17.3,14.2,9.6,8.5
1905,7.1,8.1,10.4,11.5,15.7,18.5,22,19.1,16.5,11.4,8.5,8.3
1906,8.7,6.7,8.8,12.7,14.4,19,20.8,21.9,19.1,14.8,10.8,6.6
1907,7,5.9,11.4,11.7,14.8,15.8,19,18.9,19.5,13.8,10.6,8.4
1908,6,8.7,7.9,10.7,16.6,19.9,20.6,19.9,17.2,16.3,10.9,7.9
1909,6.5,6.9,7,14.7,17,16.4,18.9,21,16.1,14,8.3,7.6
1910,7.3,8.6,10.4,11,15.7,18.3,18.2,19.2,17.2,14.3,8.7,9.3
1911,6.3,7.7,8.4,11.2,17.7,19.1,24.6,23.6,19.7,13.7,9.4,9.8
1912,7.7,8.7,10.4,14.7,16.2,17.7,20.5,16.6,15.2,13.5,9.4,10.1
1913,8.2,7.9,10.1,11.7,15.7,18.3,19.4,20.9,18.1,14.9,12.3,8
1914,5.5,9.9,9.8,14.8,15.9,19.3,19.9,21,18.9,14.1,10.1,8.8
1915,6.9,7.6,8.9,12.7,17.2,19.6,19,19.9,18.5,13,7.6,9.8
1916,10.6,7.2,6.8,12.8,16.3,15.8,20.1,21.2,17.9,14.5,10.2,6.7
1917,3.7,4.3,7.4,9.6,17.9,19.9,20.8,18.7,18,12.5,11.4,5.6
1918,7.2,9.2,9.9,11.1,17.5,18.4,20.8,20.7,16.4,12.7,9.6,10.3
1919,6.4,6,8.1,11.4,18.4,19.2,18.7,21.9,18.2,12.4,6.7,9.6
1920,8.6,10.1,11,11.7,16.6,18.8,18.3,18.4,18.1,15.3,10.3,7.4
1921,10.3,8.6,10.7,13.7,16.8,21.2,24.8,20,19.8,17.8,9.7,9.8
1922,8.1,8.8,8.9,10.7,18.3,19.4,18.2,18,16.7,13,9.6,8.9
1923,8.9,9.3,10.3,12.2,14.4,17.1,22.7,21,17.8,13.9,7.8,8.3
1924,8.1,6.3,9.7,11.8,15.8,18.2,20,18.3,16.9,14.6,10.3,9.6
1925,9.3,8.8,8.6,12.1,15.2,20.9,21.4,20,16.2,15.5,7.8,7.3
1926,8.5,10.4,10.2,13.6,14.8,17.8,21.8,21.7,19.7,13.9,10.6,7.3
1927,8.5,7.9,10.9,12.5,17.4,17.6,19.8,19.8,16.5,15,9.9,5.7
1928,9.2,10.1,9.9,13,15.8,17.8,21.6,20.1,18.2,14.5,11.4,8
1929,4.2,4.6,10.1,11.4,16,17.9,21.7,20.1,21.3,13.8,10.6,9.7
1930,9.1,5.4,9.6,12.2,15,20.3,19.5,20.3,18,14.5,10.9,8.1
1931,7.6,7.5,8.7,11.4,14.9,18.2,19,19.1,15.9,13.9,11.2,8.6
1932,9.7,6.5,9.2,10.8,13.7,18.7,19.6,21.4,17.8,13,10.1,8.3
1933,6.3,7.5,12,12.6,15.8,19.4,21.7,22.7,20,14.5,9.5,4.1
1934,8,6.9,9.4,11.9,15.6,20.1,23.5,19.9,18.9,14.3,9.5,11.2
1935,7.6,9,9.7,12.4,14.8,18.6,22.1,21.3,18.3,13.7,10.6,7.2
1936,8.6,7.2,10.6,10.4,16.2,19,19.1,20.7,18.5,13.9,10,9.2
1937,9.1,9.6,8,13.2,16.4,18.6,20.3,21.6,18.3,15.2,10.2,7.1
1938,9.1,8.1,12.6,12.6,14.4,17.9,19.2,20.5,18.2,14.7,12.4,7.7
1939,8.1,8.9,9.7,12.9,15.4,19.2,19,20.5,18.5,12.8,12.3,6.7
1940,4.2,6.8,9.9,12.9,16.9,21.1,19.7,20.7,18,14.1,10.6,7.1
1941,4.1,7,9.8,10.6,13.2,19,21.7,19.1,18.6,15,10.4,9.3
1942,5.2,3.6,9.5,14,15.4,19.4,20,20.7,18.4,14.7,9.2,9.8
1943,9.2,9.2,11.4,14.5,16.7,18.3,21.7,20.1,17.6,15.2,10.2,7.3
1944,9.9,6.5,9.2,14.2,16,18.3,20,22.2,17.2,13.2,10.3,7.7
1945,3.9,10,11.5,15.1,17,19,21.3,20.7,18.5,17,10.7,9.6
1946,7.4,9.3,9.5,14.3,16.2,16.7,20.6,18.6,17.3,14.6,11.3,7.4
1947,5.8,1.7,7.9,12.8,17,19.3,21.1,24.8,20.2,16.2,11.4,8.2
1948,9.4,7.9,13.3,13.7,17.4,17.7,20.1,18.9,17.6,14.9,11.5,9.3
1949,9,8.9,9.7,14.2,15.8,20.4,23.2,22.2,21.1,16.1,10.5,9.7
1950,7.3,9.5,11.8,11.7,17.1,20.7,20.8,20.1,16.4,13.8,10.2,5.1
1951,7.8,7.4,7.8,11.6,13.7,18.2,20.9,18.7,17.8,14,12,9.7
1952,7,7.1,10.3,14,18,19.3,21.4,20.3,14.9,13.2,8.4,7.4
1953,6.1,7.4,10.7,12,17.3,18.1,19.5,21.1,18.3,14.3,11.2,11
1954,6.6,6.2,9.9,12.5,15.3,16.6,17.6,18.3,16.7,15.8,11.3,10.2
1955,6.8,5.1,7.1,14.1,14.1,17.9,22.9,23.7,18.7,13.9,11,10.3
1956,7.8,3.5,10.6,11.4,16.7,16.9,19.6,17.6,17.5,13.5,9.7,9.2
1957,8.7,9.3,12.9,13.2,14.9,20.6,20.3,19.6,16.6,15.2,9.3,8.3
1958,7.3,9.1,7.3,11.6,15.5,17.4,19.7,19.2,18.8,14.1,9.9,8.5
1959,6.2,8,11.1,13.2,17.3,20.1,23,22.2,20.8,16.9,10.7,10
1960,7.9,7.8,10.3,13.3,17.7,21.1,19.1,19.1,16.9,13.8,11.4,7.5
1961,7.8,9.8,12.6,13.3,15.8,19.1,20.4,20,19.4,15.3,9.7,7.1
1962,8.2,8,7,11.7,13.2,18.1,19.1,18.9,16.7,15.2,9.3,6.2
1963,1.9,2.5,9,11.8,14.5,18.1,19,18.6,17.2,14.4,11.8,5.7
1964,6.2,7.6,7.4,11.3,16.4,17.3,20.9,20.4,19.4,13.4,11.1,7.7
1965,7.3,6.1,9.5,12.3,14.9,17.5,18.1,19,15.9,15.6,9.1,9.3
1966,5.8,9.1,10.3,11.4,15.4,19.2,19.7,19.3,18.6,14.6,8.9,10
1967,7.3,9.2,10.6,12.1,14.2,18.7,20.7,19.5,17.3,14.3,9.5,8.1
1968,8.2,6.1,10.1,11.9,14.2,18.6,19.3,19.3,17.7,15.7,9.9,6.7
1969,9.3,5.3,8.3,12.5,14.8,18.9,21.2,20.3,18.1,16.8,9.9,7.2
1970,7.8,7.6,8,10.5,16.9,20.5,19.7,20.1,18.7,14.9,12.1,6.9
1971,7.9,8.5,8.7,11.9,16.1,16.8,22.3,19.6,19.5,16.3,10.7,9.1
1972,7.5,8.2,11.4,12.6,13.9,14.9,19.9,20.2,16.5,14.5,10.2,10
1973,7.7,8.2,10.4,11.6,15.1,19.3,20,21.9,18.9,13.8,10.7,9.3
1974,9.9,9.4,9.7,13.4,15.1,18.3,19.1,19.4,16,11.5,10.8,10.8
1975,10.5,9.1,8.3,11.8,14.5,20.8,21.8,22.8,17.8,14.1,10.7,7.8
1976,8.9,7.1,9.1,13,16.5,22.5,23.9,23.9,17.3,14.4,10.3,6.1
1977,6.8,9.2,10.4,11.2,15.6,15.8,20.6,19.5,16.6,15.7,9.9,9.8
1978,7.5,5.8,10.3,10,15.9,17.8,18.3,19.2,18.3,16,12.3,8.3
1979,5.1,5,8.4,11.6,13.5,17.3,21.3,18.6,17.3,15.3,11.1,9.5
1980,6.1,9.5,8.4,13.4,16.1,17.7,18.5,20,18.3,13.4,8.8,9.1
1981,8.2,6.8,10.7,12.4,14.2,16.9,20.5,21.6,19.1,12.2,10.8,5.7
1982,6.8,8,9.8,13.5,16.3,19.5,21.2,19.7,18.9,13.8,11.1,8.6
1983,9.7,5.3,9.6,10.7,13.8,18.8,24.8,23.1,17.6,14.1,10.5,9.7
1984,8.2,7.4,8.4,13.6,14.5,19.8,21.9,22.3,18,14.8,11.4,9.3
1985,4,6.1,8.6,12.7,15.7,17.3,21.1,18.3,18.6,14.6,7.8,9.7
1986,7.6,1.9,8.3,9.6,14,19.7,20.5,17.7,15.8,15.2,11.4,9.8
1987,3.6,7.2,8.1,13.6,15.5,17.4,21.1,20.8,18.1,14.1,9.7,8.3
1988,9,8.6,10,12.2,16.6,19.1,18.3,19.6,17.5,14.8,10.2,10.3
1989,9.6,9.9,11.4,10.6,19.1,20,24.1,22.3,19.2,15.9,10.6,8.8
1990,10,10.7,11.6,12.9,18.6,17,22.2,23.4,18.6,15.2,10.2,7.5
1991,7,5.5,11.2,11.5,15.3,15.6,20.3,21.6,19.9,13.6,10.6,8.6
1992,6.6,8.8,10.7,11.9,18.3,20.5,20.2,19.5,16.9,12,11.9,7.2
1993,10.1,7.5,10,13,16,19.5,19.6,19.7,16.5,12.4,8.7,9.3
1994,9.1,7.9,10.9,11.6,14.3,18.8,22.9,20.7,17,15.1,13,10.6
1995,9.2,10.5,9.9,13,16.6,20,23.6,25.6,17.8,16.8,11.9,6
1996,7.5,6.7,8.3,12.3,13.5,18.9,21.7,21,18,15.4,10.2,6.1
1997,5.2,10.3,12,14.3,16.5,17.9,21.6,22.5,19.1,15.6,12.5,9.7
1998,8.8,10.6,11.3,11.4,18.9,18.1,19.4,21.7,19,14.7,10.3,9.7
1999,9.5,8.8,10.9,13.1,17.3,18.5,23.1,20.8,19.7,15.1,11,9
2000,8.6,10.3,11.3,11.5,16.5,18.3,20.2,21.7,18.9,14.4,10.9,8.9
2001,7.4,8.7,9.2,11.6,17.2,19.2,21.4,20.7,18.2,16.4,10.9,7.1
2002,9.2,10.4,11.2,14.1,15.6,17.6,19.9,20.8,19.1,14.5,12.1,9.2
2003,7.2,8,12.2,14.5,15.5,19.7,21.3,23.8,19.6,14.1,11.7,8.6
2004,8.6,8.3,9.9,12.9,16.7,20.6,20.5,21.3,19.5,14.4,10.9,8.5
2005,9.2,7.3,10.8,13.1,15.4,19.7,21.1,21.2,19.9,16.5,10,8.1
2006,7.4,6.7,8.5,12.8,15.8,20.5,24.6,21.2,20.5,16.7,12.3,9.5
2007,9.8,9.7,11.6,17.7,16.9,19.1,19.2,20,18.8,15,11.3,8.8
2008,9.8,10.2,10.3,12.5,18.5,18.9,20.6,19.1,17.7,14.1,10.3,7.1
2009,6.5,7.6,11.6,13.5,16.8,20.3,19.9,20.4,19,15.7,12.1,7
