1901,0.5,6,9.1,11.3,14,19,22.7,22.4,18.5,14.1,7.6,6.3
1902,3.3,6.5,6.5,10.3,14.5,18.7,22.1,22.6,19.9,14.8,5.5,1.3
1903,1.4,3.8,6.5,10.7,15.3,17.5,21.3,21.9,18,13.7,7.9,5
1904,2.2,6,5.7,10,14.3,18.2,21.5,22.2,17.9,14.6,6.5,3.2
1905,-0.4,1.6,5.3,10.7,15.3,18.2,23.1,23.7,20.2,14.1,10.9,3.1
1906,2.2,4.1,8.4,10.7,14.3,19,22.4,22.1,18.4,12.8,8.9,4.9
1907,0.1,1.9,3.6,9.2,16.6,18.4,22.5,22,17.5,14.9,6.3,4.7
1908,1.7,3.9,6.2,9.7,16.4,18.8,21.5,22,17.6,12.3,5.3,1.9
1909,0.6,1.3,7.3,9.9,16.3,18.8,23.1,23.1,20.2,14.1,8.7,6.3
1910,2.3,5.7,4.9,10.8,14.1,18.2,22.1,22.6,18.8,12.2,8.6,4.6
1911,1,-0.5,4.6,9.6,14.4,18.2,21.7,22.8,19.2,14.1,9.9,3.9
1912,0.8,5,8.2,9.4,13.9,18.8,21,21.5,18.9,12.8,9.1,4.2
1913,1.2,1.2,7.3,10.1,13.7,17.4,22.4,21.5,19.2,13.3,7.9,3.6
1914,2.1,4.5,8.8,9,15,17.8,22.3,21.9,17.6,12.3,6.6,4.7
1915,6.3,5.3,7.7,10.5,13.4,18.4,23.2,22.4,18.3,14.5,8.4,6.3
1916,2.3,4.5,9.3,11.3,15.9,20.7,24,22.1,18.8,14.1,10.9,7
1917,4.8,2.6,8.9,11.6,13.9,17.4,22.5,23.2,18.3,15.3,11.1,2.7
1918,2.7,2.8,6.3,9.1,14.6,18,22.3,21.7,20.2,17.6,9.4,5.4
1919,4.9,4.6,9,12,11.9,17.1,21.9,20.6,19.5,16.3,10.3,4.7
1920,3.2,0.5,6.5,11.2,14,19.1,22.8,23.2,18.2,11.3,5.4,2.6
1921,3.4,1.2,5.2,9.6,15.8,17.5,22.3,23.5,17.3,12.3,8.6,3.1
1922,2,2.7,9.1,11.9,14.6,18.7,23.1,21.9,19.9,15.5,7.4,3.1
1923,2.2,4.3,7.3,10.4,16,19.5,22.1,21.4,19.3,15.5,12.4,5.8
1924,0.6,3.3,6.6,12,14.7,19.8,22.5,22.3,20.7,10.1,6.8,3
1925,0.6,6,8,10.3,15.3,17.3,22.5,22.2,19.6,14.8,11,4.8
1926,2.6,3.8,5.7,12.2,16.7,20.8,23.8,20.6,17.3,14.5,10.7,5.1
1927,4.2,0.7,9.5,10.8,14.5,19.1,23.2,23.4,21,16.5,10.3,3.8
1928,2.9,0.9,3.9,12.2,16.2,17.9,22.5,22.8,19.7,13.5,10.4,4
1929,0.9,0.1,3.2,10.4,17.2,19.3,22.6,24.4,17.1,13.5,10.3,5
1930,3.7,4.2,8.5,12.2,15.2,18.8,23.3,23.4,19.9,14.3,9.1,6.7
1931,3.9,4.5,7.3,10.6,15.9,20.4,24.3,24.2,19.8,14.2,6.8,3.4
1932,2,1.4,5.9,10.2,14.3,18.6,22.8,23.6,20.2,17.4,9.1,4.4
1933,1.7,4.1,5.6,8.8,13.8,17.3,20.9,21.4,17.1,13.4,10.9,3
1934,2.5,1.4,8.3,12.4,16,19.4,23.1,22.4,18.8,14,9.9,5
1935,2.5,4.3,6.1,11.4,16.6,20.2,21.7,22.5,19.1,14.7,7.9,6.3
1936,5.5,4.9,8.3,12.2,14.3,18,23,22.4,18.1,13.9,8.2,2.2
1937,0.7,5.3,9.2,11.6,15.2,19.5,23,22.4,20.1,14.7,10.1,6.2
1938,2.7,2.8,5.8,10.5,15.9,20.2,23.9,24.4,19.3,14.6,8.6,5.5
1939,4.3,3.7,6.6,11.9,16.4,18.6,24.1,23,19.8,16.1,8.6,5.7
1940,1.8,5,6.5,10.9,14.4,18.6,22.8,21.7,18.9,15.4,10.2,4.4
1941,4.3,6.6,7.6,12.6,16.7,18.9,22.7,23,17.5,12.8,7.6,1.5
1942,0.2,4.5,6.3,11.1,16.7,20.8,22.9,22.1,19.3,13.9,8.4,3.7
1943,1.3,3.1,4.8,10,14.6,18,22.4,23.5,20.4,15.7,11.5,5.6
1944,1.9,4.8,6.9,11.8,14.6,19.4,22.5,22,19.3,15.1,9.1,4.6
1945,2.7,2,5.3,10.4,17.6,19.6,23.7,24.2,19.9,13.2,9.4,4.5
1946,2.6,3.9,6.5,11.5,15.6,20.9,23.9,24.6,21.6,13.2,11.2,5
1947,1.3,5.6,10.4,13.1,16.5,19.7,23.6,23.5,19.5,13.2,9.2,6.7
1948,6.1,3.7,4.7,10.4,15.5,18.3,22.6,22.9,19.4,14.3,7.5,1.2
1949,2.4,2.1,5.3,9,16.7,18.6,21.8,22,17.8,14.3,11.3,6
1950,0.2,3.6,7.2,13.3,15.8,20.3,23.8,22.8,20.3,13.6,9.3,7.2
1951,4.1,6.1,8.8,12,16.2,18.6,22.1,23.2,19.4,10.8,8.3,1.3
1952,4.5,4.8,6.3,12.5,15.1,18.7,22.3,24.2,22.5,15,9.8,7.7
1953,4.6,4.8,2.2,11.6,14.3,18.8,23.6,23,18.5,14,6,1.2
1954,0.3,3.2,8.5,9.5,15,21,24.7,24.3,19.6,14.6,9.5,5.3
1955,6.7,8.8,8.3,9.7,17.2,21.7,23,22,18.8,16.1,9.3,5.8
1956,4.3,3.2,3.8,12.8,14.6,20,23.5,25.1,18.5,12.5,8,2.1
1957,1.4,6.1,7.3,12,14.5,20.2,23.7,24.6,20,15.8,8.6,4.8
1958,3.8,6.3,8,10.9,16.7,19.3,22.8,23.7,17.6,13.5,9.2,6.4
1959,3.9,-2.2,6.2,11.6,15.9,19,22.7,22.4,16.8,11.5,8.2,7.1
1960,4.6,4.1,6.5,11.2,16.5,18,22.5,22.2,18.9,16.2,10.5,7.9
1961,3.1,2.7,5.8,12.7,15.9,19.1,22.8,23.2,16.8,13.3,9.8,5.5
1962,3.9,3,8.7,10.6,16.6,19.8,23.6,24.7,19.6,13.9,12.5,6.6
1963,4.7,6.9,4.7,10.6,13.8,18.8,22.3,23.9,19.6,14.2,9.5,5.5
1964,-1.1,1.8,7.6,10.6,14.3,18.6,22.6,21.6,17.8,14.5,8.3,6
1965,3.2,1.9,7.5,10.3,14.3,20.5,22.7,22.4,20.6,11.5,8.8,6.1
1966,4.3,7.4,7,12.3,14.8,19.2,23.5,24.1,19,16.7,12.9,5.2
1967,2.1,1.4,5.6,10.5,14.9,18.4,22.4,23.2,18.7,14.2,7.3,6.1
1968,1.7,4.5,5.9,14,18.7,19.1,23.5,21.6,18.2,13,9.4,5.8
1969,1.8,5.4,7.3,8.1,17.1,20.3,21,23.6,20.6,13.9,9.3,7.1
1970,5.3,6.5,8.5,13.4,14.8,19.9,23.5,22.6,18.8,12.4,9.3,3.3
1971,7.1,4,7.1,10.3,15.6,19.6,22.2,22.1,19.3,11.9,9.1,3
1972,-0.6,0.8,7.4,13.4,15.9,19.5,22.4,22,19.3,13.2,8,2.7
1973,2.1,5.9,5.5,10.2,16.8,19,23.4,22,20.4,14.6,6.8,5.5
1974,-1.3,4,8.7,9.6,15.1,20.5,23.2,21.7,18.4,17,8.7,1.9
1975,2,2.4,8.7,12.6,14.9,18.7,23.1,22,19.3,13.6,8.1,0.5
1976,1,0.8,6.9,10.8,15.4,18.6,21.5,20.4,18.1,15.1,9.7,4.7
1977,2.9,7.7,7,11.3,16.5,19.8,23.6,23.6,18.7,11.7,11.2,3.1
1978,3.7,6.6,7.6,10.8,16.6,19.8,23.8,21.6,17.7,14.7,6.4,5.3
1979,4.2,6.3,9,10.8,15.2,19.6,22,23.1,20,14.7,8.9,4.8
1980,1.3,3.1,6,9.9,15,20,24.3,23.2,17.7,15.1,10,4.9
1981,3.9,3.9,9.2,11.4,13.8,20.6,22.8,22.5,20.2,16.6,7.2,8.2
1982,4.8,2.6,5.9,11.3,15.4,19.5,20.8,22.5,20.4,14,7.2,5.2
1983,0.3,3.3,6.8,12.2,16.1,18.2,21.9,21.1,19.1,12.8,8.8,5.6
1984,4.5,5.5,6.6,8.9,16.8,19.6,21.8,20.2,20.4,15.3,8.5,1.7
1985,5.6,-0.3,6,12.4,17.2,19.7,22.1,23.8,19.2,11.4,10.6,4.7
1986,5.5,5.3,8.4,14,13.8,19.3,23.8,24.8,20.1,14.9,5.5,3.2
1987,4.7,5.2,2,9.2,15,19.8,24.1,22.5,21.1,13.1,7.8,4.4
1988,4.1,3.8,5.3,11.6,16.7,19.9,24.5,23.7,19.7,12.9,5.6,5
1989,0,2.9,9.85,13.4,15.75,19.65,23.15,24,19.5,12.1,8,3.8
1990,0.5,3.9,8.3,11.6,15.4,19.3,24,22.6,18.7,15,10.5,5.5
1991,1.5,2.3,9.3,11,13.4,20.4,23.3,22.8,19.6,14.4,8.5,0.7
1992,-1.4,-0.8,4.4,11.5,15.2,19,20.6,23.4,18,17,7.6,1.7
1993,-0.3,1.8,6.4,11.1,14.4,19.9,23.1,24,19.9,16.5,7.2,6.4
1994,5.6,4.5,7.5,13.4,17.1,18.2,23.5,24,22.6,16.4,7.1,2.8
1995,4.9,6.3,7,10.1,17,21.7,22.1,23.2,20.1,12.6,4.9,5.2
1996,2.2,5.5,4.9,9.3,18.1,20.5,24.2,23.3,18.2,12.4,10,7.7
1997,4.8,2.8,4.6,7.3,17.5,20.2,23,20.7,17.7,13.8,9.2,5.5
1998,3.7,5.6,4.2,13.3,15.4,20.1,24.9,25.8,20,15.7,10.5,5.5
1999,5.1,4.7,7.5,12.3,18.1,20.1,24.4,24.1,19.6,15.6,9.3,7.4
2000,-0.9,2.3,5.6,12.9,16,20.7,25.6,23.4,20,13.8,10.6,5
2001,3.6,5.1,12.5,12.2,16,21.6,25.4,24.6,21.3,15,8.4,4.3
2002,-0.6,6.7,9.3,10.9,16.3,20.9,24.5,23,18.4,14.4,9.6,1.9
2003,7.4,0.6,4.6,10.6,18.3,21.2,23.7,24.5,18.8,15.7,9.2,3.5
2004,2.2,4.3,8.2,11.5,15.7,20.2,23.9,22.8,20.1,15.9,8.7,5.1
2005,4.9,3.6,7.7,11.5,16.5,19.4,24.5,24.3,19.2,12.6,7.8,5.9
2006,1.1,3.3,7.9,13.3,16.5,20.5,23.2,23.9,19.4,14.7,7.7,4.3
2007,2.5,4.2,8.2,10.3,18.5,21.8,25.9,25.4,20.3,15.5,8.7,3.2
2008,1.1,2.8,10.2,13,15.4,22.1,24.6,25.9,19.8,14.1,10.2,4.5
2009,4.6,4.7,6.4,11.6,15.7,21.3,24,23.3,18.8,16.5,9,7.4
