1901,3.1,7.6,13.4,19.8,24.6,31.1,33.8,33,27.5,17.3,12.3,8.7
1902,5.3,7.1,11.3,18.1,23.4,31.6,32.5,32.7,26.5,19.1,11.4,6.3
1903,3.2,5.7,8.7,18.5,25.4,30.8,33.9,32.9,26,20.9,12.2,6.5
1904,1.4,6.7,11.9,16.3,23.1,29.1,32.5,31.9,27.7,19.6,13.6,4.8
1905,3.5,3.9,8.9,17.6,22.2,31.5,32.2,30.2,28.4,24.1,14.4,6.1
1906,3.7,6.4,11.6,17.4,25.5,30.6,32.6,31.2,26.7,21.1,13,8.6
1907,3.8,4.8,10.3,17.6,24.6,30.8,34.2,30.8,26.4,17.3,9.3,5.8
1908,2.9,6.8,9.9,16.1,22.8,30.7,32.2,32.1,28.6,17.9,11.6,4.2
1909,1.8,5.4,11.2,15.7,23.7,28.6,31.5,30.8,29.7,21.6,15.5,6.7
1910,5.1,8.1,10.1,17.6,24.3,30.5,34,31.9,26.7,19.9,13.5,3.8
1911,-0.1,2.8,7.9,14.8,22.5,28.8,32.7,31.5,25.8,16.7,12.1,5.8
1912,4.9,7.6,12.4,17,22.5,32.2,32.6,32.1,30.4,20.2,13.6,5.7
1913,4.3,4.1,10.1,16.4,23.3,28.4,34.2,33.8,29.8,20.4,14,8
1914,7.3,8.4,15,17.7,22.9,30.5,34.2,31.4,27.5,21.2,10.9,5.8
1915,7.1,6.8,12.1,16.8,23.3,29.8,33.8,33,28.8,20,14.7,9.1
1916,4.9,6.4,10.9,17.9,25.4,29.6,33.4,32.9,27.9,20.2,13.1,8.1
1917,5.7,6.7,13.5,21.9,22.8,30,34,32.1,28.8,20.3,15.3,7
1918,3.8,5.6,10.1,16.1,21.7,29.3,32.8,32.2,30.1,22.7,12,4.5
1919,5.2,5.9,9.4,18.1,20.7,27.5,30.9,31,27.9,22.4,13.3,6.7
1920,5.5,1.8,11.4,16.9,23.3,29.9,31.7,32.8,27.9,17.9,9.4,2.3
1921,4.2,4.4,9.1,16.6,25.5,31.5,33.1,31.5,27.1,18.9,12,6.5
1922,5.3,6.1,11.8,17.7,24.8,30.7,33.5,32.8,27.7,22,14.6,6.9
1923,5.3,6.2,11.1,15.7,24.2,31.9,34.1,30.6,27.9,21.9,14.3,8.8
1924,6.6,6.4,10.4,17,23.2,31.5,32.7,33.3,29.8,20.2,12.8,3.3
1926,4.8,6.1,10.3,17.9,25.4,29.7,31.8,32.6,26.1,20.6,12.8,7.4
1927,2.6,4.1,10.9,17.1,22.7,31,32.8,32.9,28.1,22.9,12.1,3.1
1928,0.7,3.5,5.7,17.7,22.6,29.7,31.8,29.3,27.4,18.1,14.3,6.9
1929,1.7,2,6.5,16,24.4,29,32.5,33.2,28.6,20.2,13,5
1930,4.3,3.9,12,16.3,23.9,28.6,33.9,33.8,27.1,19.6,14,4.9
1931,2.1,2.8,12.1,14.7,22,29.4,34.5,31.6,29.6,20.2,9.4,2.1
1932,1.5,4.3,8.5,18.6,23.7,30.7,31.8,32.1,27,22.1,11,3
1933,1.1,5.9,9.3,17.1,23.6,28.6,32.6,32.5,28.6,20.1,12.7,3.2
1934,0.5,6.7,10.8,15.1,21.8,29.5,33,31.7,26.9,20,12,5.8
1935,-0.3,7.6,10.2,20,23.5,28.1,32.1,33.9,30.4,21.8,10.1,8.5
1936,5.8,6.5,10.5,17.5,21.8,30,33.6,32.1,26.6,20.8,13.8,5.4
1937,0.6,4.3,10.3,16.9,22.1,29,33.2,33.1,30.1,21.5,14.1,8.2
1938,5.5,7.2,10.5,18.6,23.1,29.7,33.1,32.6,29,20.2,13.8,7.3
1939,4.9,6.4,10,16.1,25.2,32,32.7,31.2,26.5,19.3,11.1,7
1940,2.5,6.1,9.9,18.7,21.6,30.8,33.6,34.5,28.5,20,14.6,8.9
1941,4.7,8.6,11.5,18.3,25.5,31.5,33.5,31.2,28.7,19.7,10.1,4.6
1942,2.1,4.4,9.1,16.2,24.1,31.3,32.9,32.9,27.7,21.3,12.3,6.1
1943,3.8,3.4,6.5,18.1,24.2,29.7,32.7,32.1,27,20.3,12.8,7.4
1944,5.4,9.8,15.6,18.7,24,30.5,32.6,30,27.4,20.6,14.2,3.4
1945,4,4.3,11.4,17.9,22.8,28.5,32.8,32.8,28.4,20.6,11.4,5
1946,3.5,8,11.1,17.4,24.3,29.7,32.4,32.6,29.6,18.8,13,2.3
1947,3.9,6.4,12.6,18.2,22.8,30.1,33.2,31.9,27.2,20.4,14.7,9.9
1948,7.9,9.4,9.9,16,24.4,32.7,34.1,33.1,27.5,19.9,12.8,2.6
1949,2.8,3.2,8.6,16.6,22.9,31.9,34.4,32.3,26.8,17.7,13.1,6.5
1950,-0.8,1.4,10.4,20,25.3,29.2,32.5,31.6,29.3,21.3,12.4,7.7
1951,6,4.4,13.1,20,25.2,30.3,33.9,33.8,28.6,16.6,12.4,6.8
1952,6.1,8.5,11.3,16.3,22.9,29,33.5,34.1,29.7,24.3,13,8.6
1953,7.5,10.2,10.2,17.9,24,31.1,32.9,33.5,27.5,20.8,9,2.7
1954,4.9,2.7,8.8,15,24.8,31.2,35,34.5,29.2,23.7,14.1,7.9
1955,7.2,11,11.4,17.4,24.2,30,33.1,32.6,28.3,23.3,13.9,7.4
1956,7.3,5.4,7.1,18,21.4,30.5,32.2,33,25.6,20.6,13.1,4.4
1957,1.3,6.9,10.6,18.4,25.5,29.2,32.8,33.4,30.3,21.4,12.7,9.1
1958,7.4,10.4,14.3,17.5,26.7,30.5,31.9,32.2,26.6,19.6,11.1,6.4
1959,6.6,4.1,9.3,19.9,24.6,28.5,33.6,31.9,26.5,17.4,10.6,4.3
1960,8.2,8.7,8.8,16.9,23.4,30,32.7,31.6,27.3,23.1,14.2,8.3
1961,6.6,7.8,13,19.6,27.4,32.1,32.8,32.8,25.1,18.9,14.9,10.4
1962,6,9.4,15,17.5,24.4,29.6,34.3,32.1,27.8,20.3,12.2,9
1963,7.9,9.3,11.7,17,22.1,28.8,31.9,30.7,28.7,20.3,13,5.6
1964,0.3,5.6,10.4,16,24.8,30.7,31.5,30.2,27,19.9,13.7,4.6
1965,1.9,7,10.8,15.5,24.2,30.4,31.9,32,27.3,17.4,14.1,9.2
1966,9.8,9.9,13.2,19.8,22.8,30.3,33.4,33.6,26.9,20.1,15.3,9.6
1967,8.5,4,10.1,16.9,25,29.2,31.4,32.6,26.4,20.9,13.5,7.9
1968,8.3,6.6,11.8,16.9,25.7,27.9,31.6,31.1,29.7,21.1,13.5,6.5
1969,0.2,-0.1,8,15.9,23.2,30.6,30.7,31.6,27.5,19.4,12.6,10
1970,6.1,10.7,14.2,20.8,26.6,30.6,34,32.1,27.4,20.8,15.9,5.9
1971,3.9,8.1,14.5,16.7,25.9,30.8,35.3,33.3,30.3,22.1,16,8.5
1972,-0.3,1.3,7.5,20.1,23.9,32.1,35.1,31.9,30.2,24.3,15.1,3.2
1973,0.2,9.2,12.1,18.3,23.5,28.3,32.1,31.5,25.8,21.7,12.6,5.9
1974,1.2,2.8,9.8,16.5,24.9,30.7,30.3,30.3,27,22.6,15.3,7
1975,5.9,5.6,12.3,21,24.9,31.7,35.4,32.3,28,19.3,10.7,5.3
1976,6.2,2,7.6,19.6,22,29.3,32.1,33.9,27.4,17.9,12.1,6.5
1977,-2.5,7,12.4,18.6,23.8,30.9,32.8,32.3,28.4,17.1,13.6,4.4
1978,5.3,6.2,12.4,18.2,21.8,27.8,33.1,31.7,31,20.9,9.3,8.5
1979,5.2,7.2,12.8,18.1,23.7,28.6,33.1,34.2,30,20.9,13.6,7.6
1980,2.5,4.7,9.7,18.2,23.6,30.8,35,31.5,27.2,19.1,14.8,9.3
1981,7.8,8.2,11.7,16.6,21.4,29.2,33.1,30.8,29.4,22.1,13.9,10.5
1982,5.2,3.8,9.9,19.9,22.4,29.5,32.6,31.2,28.4,19.2,9.3,4
1983,4.4,9,10.7,20.4,24.7,29.1,34.3,31.7,26.9,20.7,11.7,7.1
1984,6.3,1.6,9.5,18.3,21.9,29.9,32.4,31.5,28.6,20.8,12,1.8
1985,4.1,6.6,7.2,18.9,26.1,31.2,31.4,33,29,18.8,13.2,6.3
1986,6.7,5.7,8.5,18.8,21.9,29.4,33,33.3,29.9,19.9,9.6,6
1987,7.3,7.5,9.7,16.7,24.6,29.8,32.7,31.2,27.2,15.1,11.6,6.4
1988,3.7,4.8,11.7,18.5,22.4,30.6,32.6,30.2,27,20.1,12.3,6.8
1989,3,3.9,12.9,19.7,24,30.2,33.5,32.9,27.9,20,14,6.5
1990,2.1,6,11.9,17.8,21.7,29.2,32.1,30.3,29,20.3,14.7,5.6
1991,3.8,4.6,9,18.1,21.8,29.1,32.5,32,27.8,21.5,11.4,5.8
1992,3.4,6.2,10,17.2,20.4,28.8,30.7,30,26.9,20.6,15.8,5.1
1993,3.1,2.7,11.9,17.4,22.6,27.7,30.5,31.4,27.1,19.3,7.3,3.3
1994,4.3,2.6,11.1,18.7,22.4,27.1,30.9,31.1,28.5,20.4,12.6,3.6
1995,4.9,6.9,11.8,19.7,25.1,30.2,32.5,32.4,29.3,19,15.8,5.7
1996,2.4,6,8.3,15,24.8,27.9,32.9,32.6,29.2,20.8,12,9.4
1997,5.4,5.6,11,19.5,24.5,29.6,31.4,32.4,24.3,22.8,12.7,7
1998,2.9,6.1,11.7,20.9,24.5,32.3,32.7,33.5,27,20.9,13.4,7.7
1999,6.1,11.7,12.7,18.9,22,29.7,32.7,34.4,27.7,21.3,11.6,9
2000,4.7,7.5,11.5,22.3,23.1,29.2,34.6,33.6,28.3,17.7,10.8,6.5
2001,6.3,10.2,15.7,20.8,25.2,31.9,32.7,33.7,29.2,20.2,13.7,8.5
2002,5.5,8.9,15,16.8,22,30.6,34.3,33.2,31.4,23.4,14.1,2.8
2003,5.9,7.1,10,15.8,23.4,28.5,32.6,33,27.7,22.5,12.6,8
2004,8.7,9.7,13.9,16.9,23.2,30.6,31.3,34,28.6,21.3,13.5,5.7
2005,5.3,5.1,12,19.1,24.1,29.8,34.5,32.9,29.2,22,12.4,12.2
2006,4.2,7.1,13.8,17.7,24.8,33.4,34.3,33.7,29,22.6,11.1,3.9
2007,13.5,7.9,11.6,17,24.5,31.5,31.8,33.8,30.5,22.1,14.3,6.6
2009,6.3,10.1,13.9,15.7,24.9,30.2,33.9,31.4,26.3,21.9,13,8.4
