1901,3.5,8.2,9.6,9.9,11.4,16.4,21,20.8,17.3,13.8,8.9,8.3
1902,5.6,8.4,6.5,9.3,12.8,16.9,20.8,21,18.9,15.3,7.2,5
1903,4.6,5.6,6.5,9.3,13.3,15.5,19.5,20.4,16.5,13.6,8.6,7.9
1904,5.6,7.8,6.1,9,12.7,17,20,20.8,16.5,14.7,7.6,5.3
1905,2.9,3.2,5.6,9.6,13.5,16.3,21.3,22,19,14.3,11.7,5.8
1906,5.1,5.8,8,9,11.5,17.1,20.8,20.4,17.2,13.2,9.6,7.3
1907,3.2,4.4,3.8,8.1,14.3,16.7,20.8,20.3,16,14.9,7.9,7.1
1908,4.7,5.5,6.4,8.4,14.8,17.6,19.9,20.6,16.2,12.3,7.1,5
1909,4,3.9,7.9,8.8,14.8,17.6,21.6,21.3,18.4,13.7,10,8.7
1910,4.9,7.3,4.3,9.2,11.9,16.3,20.3,21.1,17.1,12.7,9.3,6.8
1911,3.8,2.3,5.1,8.4,12,16.9,20,21.1,17.4,13.9,10.5,6.6
1912,4.2,7.1,8,8.7,12.3,17.7,19.9,20.4,17.1,13.1,9.8,7
1913,4.9,4,7,9.4,11.9,16.2,20.4,19.8,17.8,13.5,8.9,6.1
1914,5.4,6.5,8.7,8.4,13.1,16.7,20.8,20.7,16.4,12.4,8.2,7.4
1915,8.4,7,7.9,9.4,12.3,17.8,21.7,20.9,16.4,14.4,9.7,9
1916,5.1,6.6,9.5,10.1,14.3,20.1,22.7,20.4,16.9,13.9,11.5,9.5
1917,7.4,5.4,8.7,10.3,12,16.7,21.2,21.8,17,14.5,11.5,5.3
1918,5.7,5.2,6.5,9.1,13.3,16.8,21.4,20.4,18.8,16.7,10.4,7.7
1919,7.6,7.2,9.3,10.5,10.6,16.1,20.8,19.6,17.7,15.6,11.1,7
1920,6.2,3,7,10.6,12.8,17.7,21.3,21.8,16.8,11.9,7,5.8
1921,6.4,3.8,5.5,8.9,14,16.2,21.4,22.2,16.3,12.5,9.2,6.3
1922,5.5,5.7,9.2,10.7,13.1,17.8,21.9,21.3,18.3,15.4,8.8,5.8
1923,5.6,6.6,7.4,9.4,14.3,18,20.8,20.5,18,14.8,12.6,8.4
1924,3.7,6.2,7.1,11.2,13.5,18.7,21.6,21.3,19.3,12.2,8.3,6.1
1925,4,7.5,8.2,9.2,13.5,16.6,21.3,21,18.2,14.8,12,8
1926,6.6,6.9,7.1,10.9,14.7,19.2,21.6,19.7,16.9,14.4,12,7.8
1927,6.9,3.8,9.3,10,13.9,18.8,22.5,22.2,19.4,15.9,11.2,7.4
1928,6.2,3.6,5,11.1,14.2,17.6,21.3,21.8,18.6,13.9,11.1,6.5
1929,5.9,2.4,5.2,9.9,16.4,18.2,21.7,22.9,16.4,14.2,11.4,7.4
1930,6.8,6.1,8.6,11.6,13.8,18.1,22,22.4,18.6,14.2,10.4,9.3
1931,7,6.6,7.9,8.3,12.8,17.8,22.1,21.4,16.7,12.9,7.3,5.4
1932,4.4,3.2,6.5,9.6,13.1,17.9,21.3,20.7,17.3,15.5,9.9,6.5
1933,4.7,6,5.3,6.6,11.3,16.6,19.4,19.9,14.9,11.7,12,6.1
1934,5.7,2.4,8.1,10.4,14.1,17.6,20.8,20.7,17.2,13,9.6,6.8
1935,5.4,6.7,6.5,10.6,14.2,19.3,21.4,21.2,17.5,14.9,9,9.3
1936,8.4,7.3,8,11.6,12.7,17,23.2,22.2,17,15.3,9.3,3.5
1937,3.9,7.3,8.7,11.1,15,18.7,22.7,21.7,18.8,14.3,11.1,8.8
1938,5.6,4.9,5.4,9.9,13.3,18.2,22.9,22.4,18,13.7,8.3,8.5
1939,7.5,4.7,7.1,10,14.6,17.6,22.8,21.8,18.3,15.9,10.1,8.3
1940,4.9,6.6,7.1,9.8,13.5,17.6,21.9,20,16.6,15,11.3,7.6
1941,8,9.4,7.2,10.8,14.6,18,21.5,21.4,16.3,13.2,8.7,3.5
1942,3.6,7,6.5,10,15,19.7,21.3,21.3,18.1,14.6,9.5,4.3
1943,4.3,3.8,4.9,8.4,13.5,17.7,21.6,22,18.5,16.2,13.2,7.3
1944,5,7.1,7.6,10.3,12.3,18.9,21.2,20.9,17.8,15.1,9.6,7.6
1945,5.9,4,4.9,8.9,15.2,18,21.9,21.9,17.8,12,10.3,6.8
1946,5.6,5.9,7.1,9.2,14,19.1,22.2,22.5,19.8,13.2,10.9,7.8
1947,4.7,7.7,9.2,10,14.4,18.4,22.3,21.8,17.9,12.2,10.5,9.1
1948,8.7,5.4,4.4,9.2,13.9,16.9,20.2,21.1,17.3,13.1,6.8,3.1
1949,4.4,3,6.4,7.2,14.3,17.3,20.5,19.8,16.7,12.8,11.3,8.3
1950,3.4,4.9,7.3,11.5,14.4,19,22.6,21.7,19.4,13.3,9.8,9.3
1951,6.5,7.2,8.7,11.2,14.9,18.2,21.1,22.5,19,12.5,9.9,5.5
1952,6.4,6,6.3,11.4,14.2,18.7,21.2,21.9,20.2,14.1,10.7,9.3
1953,6.7,6.8,4.8,10.3,13.1,17.3,22.6,21.4,18.3,14.7,8.6,5.6
1954,4.4,6.1,8.5,9.6,12.1,19.9,22.6,22.4,19,14.5,10.8,7.9
1955,9.2,8.7,8.5,9.9,15.3,20.3,20.9,20,18.4,15,11.2,8
1956,6.5,6.2,6.1,10.7,12.8,18.8,22.5,23,19.2,12.3,9.5,6
1957,5.9,6.9,7.9,11.6,12.2,18.6,21.3,22.8,18.1,16.5,11.3,7.1
1958,6.9,7.1,8.3,9.7,14.8,18.3,21.4,22.6,17.1,14.7,11.7,9
1959,6.6,3.7,7.5,10.3,14.8,17.4,20.2,20.4,15.7,12.7,10.2,8.4
1960,6.4,6.9,8.3,10.9,14.9,17.6,20.6,21,18.3,16.1,11.7,10
1961,5.7,6.1,7.5,11.9,14.9,18.1,22.7,22.4,18.1,14.2,9.9,8
1962,8,5.3,8.6,9.9,14.7,19.3,22,22.9,18.9,14.9,12.4,8.4
1963,7.1,8,5.6,9.9,12.7,18.1,21.6,21.9,18.7,14,9.9,8.2
1964,2.7,5.2,8,9.2,12.3,17.9,20.9,20.6,16.3,13.1,9.5,8.2
1965,6.2,5,7.3,9.3,11.9,18.2,21,20.5,18,12.2,8.8,7.6
1966,6.9,7.9,6.9,10.3,12.4,18,21.3,22.3,17.4,15.1,12.5,7.5
1967,5.1,4.5,6.1,9.6,13.3,17.1,21.1,21.8,17.1,13.4,9.3,7.7
1968,4.1,6.6,6.2,12.1,16.3,19,21.4,19.5,16.5,13,10.4,8.2
1969,5.8,7,8.8,8,15.3,18.9,20.2,21.1,19.3,14.4,9.7,9.1
1970,8,7.1,8.6,10.8,12.9,18.7,21.4,21.6,17.5,12.5,9.3,6.4
1971,8.5,6.3,7,9.5,14.6,18.2,20.6,21.4,17.3,12.2,9.3,5.5
1972,4.6,5.5,8,11.8,14.2,18.5,20.6,20.7,18.5,12.6,8.8,5.3
1973,4.5,6.7,6,8.5,14.8,17.9,21.4,21.4,18.4,14.5,7.9,7.7
1974,3.7,6.6,9.1,9.1,13.1,18,21.4,20.5,17.6,15,10.2,5.6
1975,5.6,6.1,8.7,11.5,13.8,18.2,21.5,20.3,18.3,13,9.5,6
1976,4.8,4.7,7.4,9.9,14.6,17.2,20.2,19.4,15.9,14.3,9.7,7.1
1977,5.8,7.8,6.9,9.9,14.4,17.9,21.6,21,17.2,11.8,11,6.2
1978,6.6,7.8,7.4,10.1,14.4,18.2,21.7,20.1,15.7,14.1,8.1,7.5
1979,6.3,7.4,8.8,9.5,13.6,18.5,20.7,20.7,18.2,14.7,9.8,7.3
1980,4.6,6.1,6.8,9.1,12.7,17.8,21.4,21.6,17.1,13.9,10.7,7.5
1981,5.7,5.7,8.6,10.2,12.7,19.1,21.6,21.4,17.6,15.5,8.3,9.4
1982,7.3,4.9,6.5,10.6,13.3,17.8,20,20.8,18.8,13.5,8.6,6.7
1983,3.9,4,6.5,11.3,14.2,16.4,20.9,20.4,17.4,12.1,11.1,7.7
1984,6.5,6.2,7,9,14.5,18.3,20.7,19.6,17.6,14.1,10.3,6
1985,8.3,3.8,7.4,10.9,15.3,17.7,20.6,21.7,18,11.7,11.3,7.2
1986,7.5,7.2,8.5,11.9,12.9,18,21.8,22.1,19.4,17.4,7.4,5.4
1987,6.3,6.2,3.9,9,12.8,18.1,22.2,21.2,19.2,13.8,8.4,7
1988,6,6,5.9,10.2,14.8,18.7,23.2,21.9,18,13.4,7.7,6.9
1989,3.2,4.9,8.5,12.7,13.9,17.3,21.6,21.7,17.7,12.2,9.4,7
1990,3.9,6.4,8.3,10.9,13.8,18.4,22.9,21,17.7,14.7,10.9,8.2
1991,4.9,6.4,9.5,10.4,12.6,19.5,20.8,22,18.3,14.8,8.9,4.7
1992,4.2,3.4,5.8,9.7,14,17.7,20.2,21.7,17.7,14.1,9.6,5.1
1993,5.2,4.6,6,9.4,12.8,18.4,21.6,22.5,18,15.5,9.7,8
1994,7.5,6,7.9,11.4,14.9,18.7,21.7,22.6,20.2,16.4,9.6,5.6
1995,6.5,6.9,7.3,9.1,13.9,20.3,22.4,21.9,18.5,13.3,7.1,8.2
1996,5.9,7.3,6.9,8.8,16.1,19.8,23.1,22.4,17.1,12.3,9.5,9
1997,6.4,5.1,5.8,8,15,19.3,21.8,20.3,17.4,13.6,10.1,7.5
1998,6.1,7.4,5.6,11.6,13.9,19.7,23.1,24.3,18.7,14.6,10.7,7.5
1999,7.8,6.1,7.8,10.8,16.5,19.9,23.1,22.5,18.1,15.5,10.5,8
2000,3.2,5,5.7,11.8,15.1,20.3,23,22.8,18.5,13.9,11,7.6
2001,7.9,6.6,10.7,10.9,15.3,19.1,23.4,22.9,18.8,15.4,10,6.9
2002,4.7,7.9,8.9,10.6,14.9,19.6,23.2,21.7,17.1,13.7,9.8,6.9
2003,9,4.1,6.2,10.4,16.3,19.5,22.7,23,18.3,15.1,10,7.5
2004,5.4,6.2,8.2,10.3,13.7,18.7,22.3,21.2,18.3,15,10.1,7.4
2005,7,5.5,7.7,10.2,14.2,17.8,22.4,22.1,17.5,12.7,8.8,6.5
2006,5.4,6,7.4,12.2,14.4,18.9,21.9,23.1,18.9,14.6,8.3,6.5
2007,5.3,6.7,8.3,10.7,15.6,20.8,24.3,23.1,18.5,14.7,9.8,5.6
2008,4.3,5,8.8,10.9,14.6,20.7,23,24.5,18.5,14.3,10.9,7
2009,7.1,6.4,7.2,11.1,14.1,19.5,23.2,22.5,18.1,15.3,9.4,8.9
