1901,4.1,1.3,5.6,11.5,15.3,20.3,22.8,21.8,18,12.1,5.7,3.9
1902,4.9,4.8,9.4,12.4,12.1,17.5,22.5,21.9,17.9,11.7,8,4.8
1903,5.3,6.7,9.2,9,15.4,17.6,21.2,20.7,18.4,13.6,7.7,4.2
1904,4.6,5.3,7.7,12.2,15.8,20.1,24.6,22.6,17,13.4,6.7,5.4
1905,2.7,3.8,8.4,11.3,13.2,19,24.8,21.6,17.7,10.8,6.8,4.5
1906,4.9,3,7,9.9,14.6,20.4,22.1,22.9,19.2,14.3,8.7,2.4
1907,2.8,1.8,8.1,9.6,14.3,17.6,20.6,22,19.9,12.5,9.3,7.2
1908,4,4.5,6.9,9.3,16.9,19.4,21.6,20.7,17.2,14.5,8.2,5.1
1909,3.2,2.4,5.7,12.4,15.4,16.8,20.1,20.9,16.9,14.4,5.6,5.9
1910,4.7,5.2,8.1,9.5,12.5,18.6,20,20.6,15.9,13.4,6.7,6.1
1911,2.5,5.3,7.7,9.3,15.2,18.3,24.8,25.1,21,13,9.3,7.3
1912,5.5,7.8,9.8,10.3,15.7,17.9,20.7,18,15.2,11.7,5.2,6.1
1913,6.8,5.7,8.6,8.8,14.4,18.7,20,21.1,17.8,14.1,9.3,4.1
1914,1.2,6.9,7.6,12.4,13.5,17.5,19.8,20.9,17.6,11.6,7,6.1
1915,2.8,4.4,6.9,9.3,15.7,19.7,20.9,20.8,17.4,10.5,5.6,6.9
1916,6.4,5.1,7.2,10.7,16.1,17.2,21.6,21.9,17,12.3,8.5,5.2
1917,1.4,3.7,5.7,8.6,16.2,20.1,22.1,20.7,18.8,11,6.1,2.4
1918,4.6,5.3,8.1,9.1,15.7,17.6,22.2,21.5,18.6,10.6,8,6.8
1919,3.3,4.6,7,9.4,15.6,19.3,19.8,22.3,19,9.9,5.1,5.6
1920,5.5,7.3,9.6,11.1,17.4,19.2,21.4,20.1,17.9,13.1,7.9,3.8
1921,6,4.6,8.4,9.8,15.1,19.3,23.8,21.4,20.2,16.7,7.2,4.5
1922,4.3,5.6,8.4,8.8,17.6,19,20.3,22.1,15.9,11.7,6.1,4.3
1923,1.6,6.7,7.5,10.9,14.3,16.6,24.8,24.1,18.4,14.4,7.7,2.9
1924,4.6,1.8,8.6,11.2,16.7,19.2,23.1,19,18.3,13.2,9,6.2
1925,6.6,6.2,4.2,10,14.5,20.7,21.5,21.4,16.7,14.2,5.9,5.3
1926,4.7,9.8,9.1,12.2,13.1,17.6,21.6,23.1,21.3,15.1,10.3,2.2
1927,4.9,6.1,8.5,12.4,17,19.7,22,21.7,18.4,14.1,8.4,3.9
1928,5.4,7.4,8.5,10.7,14,19.2,26.3,24.5,19.3,13.3,8.5,3.3
1929,0.8,0.5,8.6,9.7,15.5,19.6,23.1,21.6,21.4,13.5,8.4,7.6
1930,6.3,2.8,7.7,10.3,13.4,20.1,20.2,21.5,18.7,13.7,10.3,4.1
1931,3.7,2.6,7.4,10.5,16.3,21.4,21.5,20.7,14.8,12.5,9.2,2.4
1932,4.2,0.9,6.3,9.1,13.9,17.7,19.4,23.8,20.2,12.8,8.6,5.5
1933,1.8,4.5,9.2,12.2,15,16.7,22.8,25.3,19.5,13.7,5.5,-0.6
1934,3.2,3.1,7.4,11.5,16.8,21.1,24.4,20.7,20.5,14.2,5.5,8.1
1935,0.6,4.6,6.9,10.1,12.5,19.4,23.2,20.1,18.6,11.2,7.9,3.9
1936,7.3,5.1,8.1,8.5,13.4,17.8,20.5,21.7,18.4,9.2,7.4,4.9
1937,7.2,6.7,6.4,10.7,15.9,19.3,23.2,23,18.5,13,7.3,2.9
1938,3.4,4,9.1,9.9,12.9,19.3,21.5,21,17.2,12.9,10.4,3.4
1939,5.2,5.3,5.1,10.2,12,18.3,20.6,21,17.1,12.3,9.3,3.2
1940,-0.7,5.9,8.7,10.5,15.3,18.6,20.4,21.1,18.3,11.6,8.7,-0.2
1941,0.7,5,8.9,9.8,12,19,23.1,20,17.9,11.3,7.4,2.7
1942,-0.4,-0.8,9.7,11.6,15.5,20.7,22.4,22.6,20.5,15.5,5.9,5.2
1943,5.9,6.4,10.2,13.5,17.2,20.7,23.1,24,19.5,14.5,6,3.9
1944,4.3,1.7,5.7,12.7,16.4,19.2,22.6,25.6,17.9,10.8,7.9,3.7
1945,-1.2,7.3,9.4,14.6,18.5,20.4,25.5,22.2,19.6,14.8,6.6,5.3
1946,1.9,6.4,7.7,12.6,14.7,20.2,23.1,22.1,19.8,12.5,7.7,2
1947,2.3,3,8.9,14.3,16.5,21.9,25.4,25.1,20.4,14.1,10.3,3.5
1948,6,4.5,10.6,11.8,15.9,18.6,20,21.7,17.8,13.6,8.4,6.4
1949,4.3,3.4,6,12.3,13.8,19.3,24.2,24.1,21.4,14.6,5.8,4.8
1950,2.7,6.1,7.8,9,15.5,20.8,24.7,22.5,17.8,12.5,8.1,1.4
1951,4.5,4.2,6.5,10.6,12.8,19.3,23.2,21.2,19.3,11.5,9.3,5.6
1952,2.1,3,9.2,12.3,17.2,22.6,25.7,22.9,17.1,13.3,6.3,4.1
1953,0.9,3.2,8.9,11.5,17.9,17.6,22.5,23.5,19.4,13.3,7.4,7.2
1954,2,1.6,7.7,10,14.4,19.9,21.3,20.3,18.6,13.9,9.4,6.3
1955,5.9,4.6,6.8,13.3,15.7,19,23.1,22.8,18.9,12.3,7.4,6.2
1956,4.9,-0.1,7.2,9.2,16.6,17.9,21.5,20.5,18.7,11.4,5.2,4.9
1957,3.1,6.5,10.4,10.8,13.8,17.9,21.8,20.9,18.1,13.6,7.2,4.2
1958,3.8,6.1,6.5,9.4,16.1,18.3,21.2,22,19.9,12.7,6.7,5
1959,3.7,5.9,8.8,10.4,15.4,19.7,24.3,21.7,17.9,12.7,7.1,5.6
1960,4.1,5.4,7.5,11,17,20.4,20.9,19.6,16.3,11.8,8.1,2.2
1961,2.8,7.5,10.1,13,14.9,19.7,21.7,21.6,20.6,13.3,6.6,5.7
1962,5.4,4.1,5.3,10.3,14.2,19.1,22.3,24,18.6,13.1,5.5,1.6
1963,-0.3,0.6,6.8,10.6,15.1,18.1,22.3,19.2,16.7,13.1,9.8,1.5
1964,1.8,5.6,6.4,10.6,16.9,19.9,23.7,21,18.5,10.5,7,3.7
1965,3.9,1.9,7.4,9.8,15.6,19.3,20.6,21.1,15.4,13.4,7.1,5.5
1966,3,7.4,7.6,11.4,15.4,19.3,20.2,20.2,19.6,13.3,5,5
1967,3.5,5.2,9,11,14.3,18.3,24.1,22.2,17.5,15.3,8.6,2.4
1968,3.8,4.5,8,11.1,13.6,18.5,21.3,19.4,16.5,14.9,7.3,3.3
1969,4.6,2.5,6.4,10,14.6,16.7,21.7,20.8,16.9,14.1,7,1.1
1970,4.7,4.3,5,9,14.8,19.9,22.5,21.2,19.5,12.8,9.5,2.2
1971,2.4,4.4,4.3,11.6,14.6,17.6,22.8,22.3,18.8,13.9,5.7,4.7
1972,3.4,5.6,8.2,9.7,13.8,17,22,19.6,15.3,12.6,8.2,4.3
1973,2.6,3.2,7.2,9.5,15.5,19.7,22.2,23.2,19.6,12.1,8.5,4
1974,6.2,4.8,7.2,9.5,14.5,18.5,22.2,22.2,16.1,8,7.7,6.6
1975,5.8,5.9,5.2,10.4,13.5,18,22.9,22.2,17.6,11.8,7,2.7
1976,4.7,5.1,7.7,9.5,16.2,22.2,23,21.4,15.8,11.6,6.5,4
1977,3.4,6.4,8.9,10.3,13,16.9,20.5,19.6,17.8,14,7.3,5.6
1978,2.8,3.9,8,8.4,13.3,17.3,20.9,21.4,19.6,13.6,7.1,5.4
1979,2.5,4.6,7.8,9,14.7,19.8,23.9,21.3,18.6,13.4,7.2,5.1
1980,2.8,6.9,6.4,9.1,13.2,17.7,20.6,23,19.7,12.7,7,2.6
1981,3.6,3.1,8.5,11.6,13.2,19.6,20.9,23.5,18.9,12.9,7.9,5
1982,5.8,5.3,6.7,11.9,16.2,20.4,24.8,21.4,19.7,12.6,8.7,4.4
1983,6.1,1.7,8,9.6,13.4,19.7,25.6,22.1,19.5,14.1,8.5,5.3
1984,3.6,3.2,5.8,11.1,11.6,18.9,23.4,21.3,16.9,13.3,9.9,4.8
1985,-0.5,6,5.6,11.8,13.6,18.7,24.1,22.3,22,14.8,5.1,5.9
1986,3.7,0.8,7.6,7.4,16.5,19.5,24.1,22.5,19.2,14.4,8.8,4.6
1988,6,4.7,7.1,10.7,14.9,18.6,22.8,22.7,18.6,14.7,7.2,5.6
1989,4.4,5.9,10.3,9.1,17.7,20.6,24.7,24.4,19.1,14,8,6.5
1990,4.5,8.6,10.5,10,17,19.2,24.3,24.1,19.8,15.2,7,2.6
1991,4.1,3.7,9.6,10.4,14.5,18.6,24.7,24.9,20.3,11.6,7.6,4.2
1992,3,5.7,9,12.2,17.5,17,22.7,23.7,17.9,10.5,10,5.7
1993,5.6,4,7.9,10.6,15.8,20.1,21.4,23.5,16.8,11.9,5.5,5.7
1994,4.9,4.7,11.4,9,16.1,20.6,25.5,24.6,16.9,13,10.8,5.9
1995,4.3,7.6,7.5,12.1,15.2,20,25.2,23,16.6,15.4,8.1,4.5
1996,6,2.9,7.6,11.7,15,20.8,23.1,21.5,16.8,13.9,7.6,5.1
1997,3.9,7.7,12.9,13,16.5,18.5,22.5,24.1,20.7,14.9,8.7,5.7
1998,4.8,7.1,9.8,9.7,17.1,20.6,24.8,24.7,18.4,13.3,5.8,4.9
1999,5.2,4.3,9.3,11.5,17.7,20.3,24.2,23.3,20.1,14.5,6.5,4.9
2000,4,7.8,9.8,11.2,17.2,20.8,21.3,24.1,19.9,13.4,8,7.3
2001,5.2,5.9,10.6,10.7,16.7,20.7,23.5,23.8,17.3,16.1,7,2.7
2002,4.7,6.9,10,12.5,14.8,20.7,22.7,21.8,17.6,14.1,9.6,5.9
2003,3,3.6,9.4,11.9,17.3,23.1,25.4,26,19.2,12.4,9.1,5.6
2004,4.3,4.9,7.3,10.8,15.1,21.7,23.9,23.2,19.7,14.9,7.4,4.8
2005,4.3,2,7.3,11,16.8,22.6,24.5,23,19.2,14.8,6.9,2.6
2006,2.7,3.8,7.8,12.6,17,21.6,27.3,22,19.9,16,10.5,4.8
2007,6.6,7,8.3,13.4,16.8,20.5,22.7,21.7,18.8,13.4,7.4,4.1
2008,6.3,6.3,8.2,11.5,16.2,20.4,23.5,23.3,18.2,13.5,7.2,3.7
2009,2.3,4.4,8.7,11.4,17.8,21.6,24.7,25.1,20,14.3,9.6,5.2
