1901,5.7,4.4,6.5,11.3,14.2,16.8,20.5,18.8,16.5,11.9,8.5,5.3
1902,6.1,3.9,9,10.9,10.8,14.7,16.8,16.3,15.5,10.8,9.4,6.1
1903,5.6,8.5,8.7,8.4,12.7,15.4,17.3,16.8,15.2,11.5,8.1,5
1904,6.5,4.6,6.8,10.9,12.4,15.6,18.5,18,15.5,12,8,6.5
1905,6.5,6.5,8.8,8.8,13.6,16.7,19.4,17.2,15,9.9,7.3,7.7
1906,6.8,5.3,7.4,10.7,11.6,17.1,18.2,18.6,17,12.6,9.7,5.4
1907,6,5.6,10.1,10.4,11.5,14.4,16.5,16.2,16.4,12,8.8,6.2
1908,5.6,7.3,6.7,8.6,13.9,16.7,18.2,17.2,15.6,14.6,9.3,5.9
1909,6.2,6.3,5.2,11.6,13.9,14.4,16.8,18,14.2,11.7,7.1,5.2
1910,5.4,6.5,9.2,9.4,12.7,16.3,16.5,17.4,15.4,12.5,5.5,7.5
1911,6.6,7,7,10.1,14.8,16.9,20.4,19.9,16.6,10.9,7.8,7.6
1912,5.3,6.8,9.3,12.3,13.6,15.3,17.5,15,13.8,11.8,8.1,8
1913,5.3,7.1,8.1,10.1,13.1,16.4,17.2,18.3,15.8,12.8,10.4,6.6
1914,5.7,8.7,7.9,12.6,13.3,17.2,18.5,18.8,16.6,12.7,9.2,6.3
1915,5.6,5.9,7.7,10.7,12.4,17.1,17.6,17.5,16.2,11.2,5.7,6.1
1916,9.2,5.5,4.9,10.8,13.2,14,17.7,18.2,15.3,11.7,9.3,5.7
1917,4,4.6,5.7,8,13.5,17.3,19.1,17.7,16.4,10,9.9,5.3
1918,5.2,8.1,8.6,9.1,15.2,16.6,18.3,18.2,13.2,11.7,8.2,7.8
1919,5.4,4,5.2,10.2,15,16.8,16.7,18.1,15.6,11.4,4.9,6.3
1920,6.5,8.5,9.4,9,13.4,16.4,16.5,16.3,16,12.1,9.9,6
1921,7.9,7.5,9.2,11.5,14.5,17.4,20.4,16.7,16.9,15.1,7.1,8.4
1922,5.1,6.1,6.8,8.4,14.5,16,16,15.7,14.4,10.8,9.1,7.3
1923,8.3,6,8.6,9,10.7,14.6,18.9,17.1,14.9,11.3,6.1,5.8
1924,6.2,5.8,7,9.7,12,15.6,17.8,16.5,14.4,11.6,9,8.8
1925,7.3,6.3,7.3,9.6,13,17.7,19.3,17.7,13.9,12.3,6.4,4.6
1926,6.9,7.4,8.5,11.6,11.9,16.1,18.8,18.8,16.2,9.7,8,6.9
1927,6.7,7,9.4,10,12.3,14.1,17.9,18.1,14.2,12.5,7.9,3.6
1928,7.3,7.5,7.3,10.5,12.3,14.4,18.1,17.6,15.9,11.9,9.6,6
1929,4.2,3.1,9.3,9,13.7,15.6,18.8,17.4,17.6,11.5,8.7,7
1930,6.7,4.1,7.8,9.9,12.3,17.8,17.6,18.1,15.5,11.8,8,5.8
1931,5.1,5.2,5.8,9.2,12.7,14.8,17.1,16,13.5,11.5,9.5,7.6
1932,8.3,6.2,7.3,8.4,11.9,16,17.9,18.4,14.9,10.2,8,7.6
1933,4.3,5.9,9.6,11.1,13.4,17.8,20.4,19.6,17.3,12.1,7.6,4.8
1934,6.9,8,7.2,9.3,13.6,16.6,20.2,17.7,16.6,12,7.9,9.1
1935,6.4,6.8,9.1,9.4,11.9,15.9,19.1,18.9,15,10.9,8.1,4.3
1936,4.8,4.3,8,8.8,13.1,16.8,17.5,18.4,16,11.7,7.7,7.1
1937,6.5,5.7,4.6,10.5,13.7,16.2,17.6,18.7,15.7,12.4,7.8,4.3
1938,7.3,6.9,12.1,10.9,12.2,15.7,16.9,18.1,16.2,12.2,10,5.8
1939,5.4,7.5,7.8,10.4,13.5,17,17.1,18.5,15.9,10.6,9.3,5.4
1940,2.1,4.1,7.7,9.8,14.7,18.4,16.8,17.8,14.9,11.6,8.7,5.9
1941,1.8,4.4,6.4,8.4,11.5,16.4,18.7,16.6,16.8,12.2,8.3,7.4
1942,3.1,2.5,6.3,10.9,13.2,16.1,17.6,17.9,15.6,12,7.8,7.9
1943,5.9,8.8,9.6,12.5,13.6,16.2,18.2,17.2,15.3,12.7,8.1,6.2
1944,7.7,5.6,8,11.9,13,15.2,17.5,18.8,14.5,10.8,7.3,6
1945,2.8,8.5,10.5,11.6,13.4,16.2,18.8,18.1,16.2,13.7,9.5,7.2
1946,4.8,6.9,7.9,12.4,13.2,15.2,18.3,16.9,15.7,11.2,9.5,5.5
1947,4.6,1.2,4.4,9.9,14.4,16.9,19,21.6,16.5,13.2,8.3,7
1948,5.5,6.3,11,11.3,13.7,15.4,17.9,16.1,15.6,11.8,9.5,6.8
1949,7.5,7.6,7.6,12.5,13.5,17.5,19,18.8,17.9,13.3,8.7,7.2
1950,6.2,6.2,9.8,9.2,13.4,18.2,18.1,17.8,14.6,11.9,7.1,3.2
1951,4.7,5.1,5.9,8.7,11.3,15.6,18.6,17.1,15.9,12.6,10.1,7.2
1952,3.7,6.1,8.3,12,15,15.9,18.6,18,13.2,10.9,6.2,4.9
1953,6.4,7.1,9.6,9.5,14.8,16.1,17.4,18.4,16.5,12.4,10.1,8.1
1954,5.4,4.3,7.5,10.8,13.4,15,16.2,16.2,14.5,13,8.7,7.8
1955,3.9,2.3,6.3,12.5,11.9,15.7,21.1,20.4,17,11.6,9.9,6.5
1956,4.6,3.5,8.7,9.8,14.5,15.3,17.2,15.3,16.1,12,9.2,7.6
1957,7.6,6.5,10.6,11.2,12.9,17.7,17.6,17.1,14,12.8,8.7,7.1
1958,5.1,5.7,5.1,10.2,12.5,15.4,18,17.9,17.2,13.2,9.1,6.1
1959,3.6,6.9,9.3,11.3,14.9,17.2,19.8,20.2,17.6,14.8,9.3,7.4
1960,5.6,5.1,7.4,11.9,15.5,18.9,17.2,17.1,15.2,11.5,8.8,5.4
1961,4.8,8.5,11.2,11.4,13,16.7,16.6,17.6,17.4,12.6,8,4.2
1962,6.4,6.9,4.9,9.8,12.2,16.7,16,16.2,14.5,12.6,7.4,4.8
1963,1.4,2.3,8.3,10.2,12.7,16.1,17.2,15.9,15.6,13,8.7,5.2
1964,6.3,6.4,5.6,11,14.6,15.8,18.3,17.4,16.2,11.4,9.3,5.4
1965,4.7,5.8,7.3,11,12.9,16.5,14.8,17,14.5,13.1,5.9,5.1
1966,4.6,5.5,9.2,7.7,13.6,17,17.4,15.9,16.3,11.8,7.5,6.1
1967,6.4,7.2,9.2,10.5,11.4,16.9,18.5,18.1,16.2,12.1,8.3,6.6
1968,6.1,3.6,9,10.7,11,17.4,16,17,15.6,13.6,8,5.6
1969,7.2,2.5,4.7,9.9,12.1,16.9,19.4,18.7,15.9,15.2,6.4,5.9
1970,5.5,4.6,6.7,8.9,14,18,16.9,18.6,16.3,12.7,8.9,6.2
1971,6.5,7.2,7.5,10.1,14.2,13.7,18.8,17.2,17.2,13.7,8.2,8.8
1972,5.3,6,8.7,11.1,12.6,14.6,18.1,17.4,14.4,13.5,8,7.5
1973,6.2,6.4,10,9,12.6,17.6,17.9,18.5,15.9,11.4,7.8,6.7
1974,8,7.2,7.3,10.3,13.5,16,17.6,18.4,14.5,9.7,8.7,9.2
1975,8.2,6.7,7.2,10.5,11.7,17.4,19.5,21.4,15.4,12.8,8.6,8.1
1976,7.1,6.8,6.8,10.7,13.6,18.8,21.3,20.3,14.7,12.4,8.3,3.4
1977,4.5,5.2,8.6,9.5,12.7,14.9,18.3,17.7,15,13.5,7.8,7.5
1978,4.6,4,8.9,8.2,14.2,16,16.4,17.1,15.8,13.7,10.3,5.3
1979,2.5,3.1,5.9,9.4,11.9,16.6,18,16.8,15.8,12.8,8.6,6.7
1980,3.9,6.4,6.2,11.5,13.9,15.9,16.5,17.7,16.3,10.8,8.3,7.3
1981,6.3,5.5,9.2,10.2,14.3,15.7,18,18.9,17,9.7,9.5,3
1982,4.3,7.1,8.8,11.7,14.1,15.7,18.6,18.1,16.2,11.8,8.7,6
1983,8.1,3.9,8.8,8.5,11.2,15.7,21,20.1,15,12.2,8.8,8.1
1984,3.9,5.5,6.3,11.1,12.8,16.5,19.7,19.3,14.5,12.7,9.1,7.4
1985,3.3,5.2,6.7,10.2,12.2,14.4,17.7,16.6,15.6,12.5,5.2,7.1
1986,4.7,1,7.6,7.6,13.2,16.4,17.9,14.9,14.6,12.3,9.6,6.9
1987,3.1,5.8,6.5,12.2,11.9,13.7,17.7,17.4,15.3,10.6,7.9,7.2
1988,6.5,6.8,8.1,10.4,13.3,17.1,17.2,18.1,15.8,11.8,8.5,9.3
1989,9,8,9.6,8.6,14.8,17.2,20.6,19,16,13.3,8.4,6.1
1990,8,8.3,10.8,11.3,14.8,16,18.7,20.4,15.3,12.7,8.5,6.4
1991,5.1,4.3,9.8,10.1,13.5,14.2,19.3,20.2,16.9,11.7,8.8,7.2
1992,6.8,8.1,9.3,10.8,15,18,18.2,17.3,14.9,9.6,9.3,5.5
1993,7.6,7.9,9.1,10.7,12.5,16.3,17.5,16.9,14.4,10.1,6.7,5.6
1994,6.4,4.6,9,10.2,12,17.3,20.2,17.9,14.9,12,11.4,8
1995,6.4,7.7,7.6,11.1,13.9,16.4,20.3,21.5,15.7,15,9.7,3.9
1996,6.1,5.2,5.5,10.4,11.3,16.9,18.8,19.4,16.2,13.6,7.6,4.9
1997,5.5,8.3,11.2,11.8,13.2,15.2,19.4,21.2,16.6,12.7,10,7.4
1998,6.8,9.8,10.3,9.3,14.7,15.5,17.3,17.8,16,11.6,8,7.4
1999,6.7,6.9,9.6,11.6,14.1,15.8,19.4,18,18.2,12.7,9.8,5.6
2000,7.5,7.9,10.2,9.8,14,15.6,16.9,18.9,16.4,12.5,8.4,6.6
2001,5.3,5.9,6.5,9.7,15.4,15.6,18.7,18.7,15.3,14.5,9.7,5.7
2002,7.2,7.8,9.8,11.8,13.9,16.5,17.9,19,16.6,11.1,9.6,6.8
2003,6.2,6.6,10.5,12.8,14.2,18.4,19.9,20.4,17.5,11.9,10.3,6.6
2004,6.4,7.2,9.2,11.8,15.2,17.5,18.3,19,16.9,12,9.7,7.7
2005,8,6.6,8.9,11.2,13.3,17.2,18.7,19.1,17.4,13.4,8.1,6.9
2006,6.4,6.4,5.9,11.2,13.7,18.3,22.3,18.5,18.6,14.4,9.9,6.9
2007,7.9,7.8,9.7,14.1,13.2,16.4,17.8,18.2,16.7,14,9.4,6.4
2008,6.7,8.9,8,9.9,15.3,16.3,18.9,17.9,15.7,11.6,8.3,5.9
2009,5.2,6.2,9.5,12.6,14,17.4,19,18.7,16.8,13.4,9.3,4.3
