1901,2.1,1.2,6.6,14.3,18.3,22.5,25.9,23.1,19,14,7.2,3.7
1902,5.6,3,9.7,14.2,14.3,21.7,22.7,20.8,18.2,12,6.5,2.6
1903,4.5,7.7,11.7,9,19,20.7,22,20.4,19.6,14.5,8.2,1.8
1904,2.3,5.1,7.5,14.5,18.9,21.7,26.2,23,17.7,14.1,7,5.7
1905,2.5,5.3,9.8,11.7,18.2,23.4,24.8,22.1,17.5,9.3,6.8,3.9
1906,5.2,4.3,8.3,14.3,18.6,20.6,22.8,23.1,19.8,16.4,9.5,2.7
1907,4,3.2,9.4,12.9,19.6,20.4,20.1,22.3,20.4,16.2,9.3,5.6
1908,1.6,5.8,7.7,11.1,19.4,23.4,23.2,20.2,18.9,15.7,7.5,2.8
1909,3.4,3.4,7.4,15.6,18.7,19.5,19.8,22.9,18.3,16,6.4,5.9
1910,5.6,7.4,10.9,13.8,19.2,22.4,20.4,22.1,18.4,15.7,6.3,7.4
1911,2.1,6.6,10.2,13.9,20.4,21.4,26.6,27.1,21.3,15.3,8.7,7.8
1912,4.6,9.1,11.7,14.3,19.6,21.8,24.8,18.9,15,13,6.6,7.8
1913,5.4,7.7,12.3,14.5,19.2,20.4,19.6,21.6,19.2,16.5,10.9,4.9
1914,1.3,10,10.1,17.6,17.1,20.7,23.2,23.7,19,13.7,7.7,7.6
1915,4.6,6.9,7.8,13.8,20.7,24.3,22.3,21.3,19.3,12.1,5.4,8.4
1916,8.4,6.5,10.3,14.8,20.4,18.4,21.5,22.6,18.9,14.1,8.9,5.4
1917,1.2,2.1,6.1,9.8,23.4,25.5,23.7,22,21.7,12.5,9.4,1.9
1918,5.8,7.5,11.1,13.7,21.7,20,23.1,22.8,18.9,13.2,7.7,8.2
1919,4.8,4.6,8.6,11.5,20.9,22.4,19.5,23.9,21.3,11.2,5,6.1
1920,6.9,10.1,13.5,14.7,20.6,22.3,23.3,20.5,19.1,14.8,6.5,4.5
1921,8.6,6.8,12.5,15.6,21,21.8,25.8,24.4,21.6,18.4,4.3,5
1922,3.5,5.9,9.1,11.3,22.1,22.5,21.5,21.4,17.1,10.7,7,6.2
1923,5.7,7.3,11.4,14.1,16.9,16.9,25.7,22.7,19.3,15.3,6.2,3.2
1924,3.4,3.1,8.7,12.5,20.7,21.6,22.9,19.2,18.9,14.8,8.1,5.8
1925,6.5,8.3,7.1,14.5,20.5,21.7,24.2,21.8,16.2,14.6,5.5,4.4
1926,5.1,10.5,10.2,17,16.5,19.4,22.6,22.8,21.9,13.1,10.6,3.7
1927,5.9,7.1,11.8,13.4,18.8,20,22.6,21.8,18.8,14.9,6.7,1.6
1928,6.5,8.4,10.3,13.7,16.9,20.5,25.6,22.5,19.9,14.3,10,3.8
1929,0.8,-0.7,10.8,11.2,20.6,20.4,24,23.9,23.8,14.1,9.6,8.1
1930,8.2,5.6,10.9,14.8,17.8,25.3,21.2,23,18.6,14.5,10.2,4.7
1931,4.6,3.5,7.8,12,21.1,22.6,22.1,20.4,16.1,13.6,10.1,4.1
1932,7.1,3.9,8.2,11.6,17.8,21.5,23.1,25.5,20.3,13.3,8.8,5
1933,3.1,5.3,12.5,14.1,17.7,21.3,24.9,24.7,21.3,14.6,6.7,1.1
1934,4.9,5.7,8.9,17.3,19.8,22.8,25,21.8,22.4,14.8,8.5,8.9
1935,3.8,6.7,9.6,12.1,16.4,22.4,23.8,23.3,19,13.5,9.6,4.1
1936,7.3,5.2,11.3,11,19,21.9,20.8,22,18.4,11.5,7.9,5.2
1937,5.4,7.1,7.3,12.8,20.7,21.8,22.6,23.8,19.2,15.4,7.8,3.4
1938,6.2,6.6,13.4,11.2,17,22.4,21.9,22.9,20.4,13.3,11.5,2.7
1939,6.4,6.5,7.9,14.4,16.8,22.9,22.2,23.4,19.2,11.4,10.4,2.6
1940,-2.4,3.2,9.2,13.4,18.6,23,20.6,19.9,18.2,13.1,9.6,3
1941,0.2,4.5,10.1,11.4,15,22.9,24.5,19.5,19.3,13,6.5,5.8
1942,-2.1,-0.6,8.6,14.4,18,21.1,21.1,23.5,20.8,16,7.7,6.4
1943,5.5,8.2,12.2,15.5,19.8,19.9,24.2,23.1,19.5,16,7.4,3.8
1944,6.9,3.7,6.7,15.4,18.6,19.4,22.2,26.2,17.9,13,8.1,4.6
1945,-0.1,9.2,11.4,15.6,20.3,22.9,24.7,21.5,19.6,15.5,7.8,5.8
1946,2.7,7.3,9.2,16.5,19.5,20.3,24.7,22.6,20.2,13.7,9,2
1947,1,-0.1,8.9,16.7,22.7,24.6,26.6,26.7,24.4,15.6,9.8,5.9
1948,7.7,5.8,13.9,16.1,20.1,21.5,22,21.8,19.6,15,9.4,6.2
1949,6.2,8.2,9.8,17.8,17.8,21,25.5,24.1,23.8,17,8.5,6.6
1950,4,9.1,11.8,12.7,20.1,25.1,24.3,24.2,17.6,14,8.6,1.1
1951,5.2,6.4,7.6,12.6,17.7,20.8,22.9,21.9,20.4,14.3,10.8,5.8
1952,3,3.9,9.4,17.5,19.4,21.4,24.2,23.1,14.9,11.7,5.1,2.7
1953,1.7,4.3,11.4,15.3,20,20.8,21.1,22.6,19.8,15.8,9.4,7.2
1954,1,3.1,10.6,12.4,19,20.5,18.5,20.4,17.7,14.5,9.4,6.6
1955,2.6,2.7,6,14.1,16,20.7,23.2,23.2,19.5,12.7,8.7,6.2
1956,3.8,-0.8,9.9,10.5,19.2,17,21,18.5,19.7,12,6.6,5.9
1957,4.5,7.9,13.1,14.7,15.9,23.8,22.9,20,16.6,14.1,7.4,3.9
1958,3.7,6.6,5.6,10.9,18.2,20.3,21.9,22.2,20.8,13,6.9,6
1959,3.5,5.2,12.5,15.5,19.7,22.9,26.6,23.9,22.3,16.7,7.9,5.7
1960,4,6,10.4,14,19.8,22.2,19.6,20.3,18,13.7,9.8,3.8
1961,3.3,9.9,12.5,15.2,15.8,21.5,20.1,21.4,23.1,15.6,7.2,4.5
1962,4.9,4.5,5.3,12.6,14.1,20.7,19.9,21,18,14.7,6.1,1.9
1963,-2.6,0.4,9.1,14.1,16.8,20.7,23.6,19.9,18.7,13.3,11.6,0.6
1964,1.5,6.3,6.1,13.6,20.8,22.7,24.8,22.3,20.7,11.6,8.1,3.6
1965,3.8,2.4,8.8,11.6,17,21.1,18.6,20.6,17.6,15.4,5.8,5.6
1966,1.8,8.9,8,13.8,19.2,22.2,19.9,20.8,19.6,15,5.8,5.4
1967,4.5,7.4,9.6,12.3,18.3,20.4,25.2,22,18.7,15.3,7.7,3.2
1968,3.3,4,9.9,16,15.6,20.4,21.7,20.9,18,15,6.7,1.7
1969,5.5,2.1,6.5,12.6,18.2,20.1,24.4,22,20,17.3,8.7,-0.4
1970,2.9,3.5,5.8,8.9,17.7,23.5,20.6,23.2,19.9,13.1,10.2,3.4
1971,4.4,5.3,6,15.3,20.6,19,24.9,22.8,19.5,15.9,6.9,6.4
1972,2.8,7.9,12.8,11.2,16.3,19.2,22.8,21,16.7,13.9,7.4,5.4
1973,3.9,4.2,10.1,10.2,18.2,23,22.4,25.5,20.9,13.2,7.8,4
1974,7.5,7.1,10.1,15.4,17,20.3,19.9,22.9,17.3,8.4,8.3,7.6
1975,8,7.8,7.3,11.5,17,20.4,24.1,26,20.6,11.9,7.6,3.7
1976,5.3,5.6,7.6,13.7,20,25.8,26.4,24.3,18.5,14.7,8.1,2.4
1977,4.2,7.4,11.3,10.2,16.9,19.5,21.8,20.6,17.4,15.7,8.2,6.1
1978,4,3,9.3,12.3,16.8,19.7,20.4,20,16.8,14.4,7.4,4.6
1979,-1.2,2.2,7.8,11.5,17.4,21.3,20.8,20.1,19.2,15.1,7.5,6.6
1980,2,8.3,8.2,12.3,17.6,19.2,19,21.7,19.9,12.4,6.1,4.1
1981,3,3.5,11.6,13.4,18.3,19.7,20.8,21.7,19.6,11.5,8.4,1.9
1982,3.8,6,9.6,13,18.8,21.1,24.6,22,22.7,13.5,9.8,4.8
1983,7.1,2.6,8.9,13.1,14.3,22.1,27.6,25,18.7,14,8.9,5.3
1984,4.5,4.2,8.1,13.3,14.4,18.8,21.2,23.2,16.2,14.3,10.7,5.5
1985,-1.2,3.1,7,12.7,18.3,17.7,23,21,19.3,14.3,4,6.9
1986,3.6,-1.5,8.2,9.5,19.2,22,22.7,21.2,16.9,15.7,10.4,5.7
1987,-1.9,4.2,5.4,16.4,14.6,17.9,21.4,20.6,19.7,14.8,7.4,5.3
1988,7.6,5.8,7,14.7,19.8,19.5,20.6,22.7,17.3,14.4,8,6.9
1989,6.2,6.9,13.1,10.5,22,21.2,23.7,23.1,20.3,15.9,9,7.5
1990,5.8,11,12.6,13.4,21.5,19.5,23.4,25.7,16.6,16.4,8.1,4.1
1991,5.1,3.8,12.9,13.7,15.9,17.2,25,25.3,22,13.7,7.8,5
1992,4.2,7.3,10.3,13.4,21.6,22.4,23.6,23.8,19.1,10.8,9.6,5.4
1993,7.4,2.7,10.8,16.6,20.4,22.1,21.6,21.7,16.9,11.9,4.6,6.5
1994,6.2,5,11.2,13.1,17.7,21.7,28.6,23.3,17.3,13.9,12.2,7.4
1995,4.9,8.3,8.6,13.5,19,19.9,27.2,25.8,17.2,17.3,8.8,2.3
1996,2.2,2.6,7.2,15.8,15.4,21.9,21.9,22.5,16.3,14.4,7,1.7
1997,1.4,8.4,12.1,13.1,18.3,20.9,22.4,26.7,20.5,13.6,8.6,5.8
1998,6.2,9.8,10.8,12.5,20.4,21,20.5,23.1,18,12.2,5.5,5.2
1999,6.6,4.9,10.8,14.5,19.9,21,25.3,22.9,22.8,13.7,7.6,5.4
2000,5.3,8.4,9.8,15.7,20.2,22.9,19.2,23.8,19.4,14.5,10,6.8
2001,5.1,7.4,8.9,12.2,20.9,20.5,24.5,24.8,16.5,17.9,8.4,4
2002,5.3,9.5,11.8,14.2,18.3,22.8,22.3,23.2,19,13.4,11.1,5.3
2003,3.8,5.4,13.3,15.8,19.1,25.2,25.2,27,21.7,11.4,10.9,6.2
2004,4.4,6.5,10.1,15.5,17.5,20.7,22.1,23.9,20.3,15.3,7.9,3.7
2005,5.7,3.2,10.1,15.4,18.7,23.1,23.5,21,21.6,18,8.2,4.2
2006,2.9,3.4,6.9,13.4,19.1,23.1,29.2,19.9,23.3,17.8,11.5,7.6
2007,8.1,8.7,11.8,18,19.9,22.3,22.2,22.2,18.4,14.3,8.1,4.7
2008,7.9,9.1,8.9,13,22.1,22.4,23.6,22.6,17.8,13.9,8.8,3.8
2009,2.3,5.3,9.6,18.8,20.1,20.9,23.7,25.3,20.6,13.8,11.9,4.1
