1901,5,8.6,14.4,20,25.9,31.2,33.8,32.7,29.5,21.3,14.3,9.6
1902,6.9,9.3,15.1,19.8,24.4,31.6,32.3,32.4,28.1,20.6,13.4,8
1903,4.2,7.7,11.2,17.5,24.9,30.9,32.5,33,28.6,21,12.5,7
1904,4.9,8.7,13.3,18.2,24.2,29.7,32.7,31.7,27.8,21.3,15.5,6.7
1905,4.6,6.2,11,18.1,23.4,30.6,32.4,31.7,28.8,23.1,14.9,6.9
1906,5,7.6,12.2,16.9,25.1,29.8,32.2,30.9,27.6,22.3,14.3,9
1907,6.2,6.9,12,17.5,25,30.2,33.2,31.7,27.8,21.4,12.1,7.4
1908,5.5,7.2,12.4,18.5,23.4,31.1,32,32.8,29.7,21.3,14.4,7.6
1909,4.7,9.5,14.7,18.9,24.8,29.6,33.3,32.2,29.3,22.2,15.3,8.3
1910,5.9,9,11.3,17.5,24.4,29.8,32.9,32.7,28.5,21.5,13.9,5.1
1911,2,5.4,10.2,16.7,23.4,28.6,33.1,31.6,27.3,20.5,13.1,7.6
1912,5.2,8.7,13.3,17.4,23.3,31.5,32.1,31.2,29,22,14.3,6.4
1913,5.1,6.2,11,18.5,25,29.4,32.4,31.3,28.9,21.8,14.2,7.8
1914,8.2,8.3,13.8,18.9,24.1,29.6,32,31.9,28,23,13.6,7.1
1915,7.2,8.6,13.7,18.1,23.9,31.4,32.4,32.2,29.2,20.8,14.4,7.8
1916,5.5,6.6,13.9,17.5,25.4,30.7,33.3,32.5,27.6,19.9,13.7,7.9
1917,6.1,8.5,12.1,20,23.9,30.1,33.9,32.4,29,20.5,14.4,6.7
1918,5.5,7.8,11.4,17,23,28.7,32.5,31.9,28.8,23.1,14.2,7.2
1919,7.2,9,12.3,19.3,23.3,28.6,31.9,32,28.6,23,14.8,8.1
1920,6.4,5.5,13.9,18.3,24.7,30.8,32.1,32.3,29.1,22.2,13.2,4.1
1921,5.7,7.2,13.1,20.2,24.4,31.2,33.9,32,28.6,20.9,13.6,6.7
1922,6.7,8,12.7,18.6,24.1,31.4,33.3,32.8,28,21.7,15.5,8.5
1923,5.9,7.7,14,16.8,24.4,31.1,33.6,30.8,28,22,13.1,8.2
1924,7.2,7.8,14.9,18.4,25.1,32,33.2,32.1,29,22.6,14.2,6
1925,2.4,5.6,14.7,19.2,24.8,29.8,31.9,32.7,29.4,22.2,13.7,8.9
1926,6.6,9,13,17.1,25.1,30.5,32,32.2,27.2,21.2,14.5,7.8
1927,5.4,6.9,12.2,17.3,25,31.4,32.9,31.8,29.3,23,14.1,5.9
1928,4.2,8,10.5,19.9,24.4,30.6,33.1,30.7,29.2,22.1,13.5,7.2
1929,5.5,7,11.6,18.1,24.4,29.3,32.3,31.9,29.1,21.7,14,6.7
1930,4.3,8,13.3,18.5,24,29.8,32.4,32.4,28.7,21.6,15,6.9
1931,6,6.8,13.7,17.3,23.4,30.2,32.8,31.9,29.8,20.8,13,5.5
1932,5.6,7.2,12.6,18.2,23.5,30,32.1,31.3,27.7,21.9,14,4.8
1933,4.2,8.4,11.7,17.1,23.6,28.3,32,31.9,28,21.7,13.4,6.9
1934,3.1,8.6,12.2,18.1,22.1,30.4,31.9,31.3,28,21.5,13.7,7.2
1935,3.8,8.8,13.5,18.1,23.4,30.2,32.4,33.1,30.2,23,13.6,8.8
1936,5.5,8.6,12.3,18.7,24.1,29.4,32.8,32.6,27.8,21.3,15.1,6.7
1937,3.4,7.4,12.2,18.1,24.5,29.7,32.5,32.5,29.6,22.8,15,8.5
1938,7,8.7,10.8,18.3,23.5,29.5,33,32.5,30.1,20.5,14.5,7.7
1939,6.7,7.8,12.3,16.4,24.9,30.8,32.3,31.3,27.7,21.9,14,8.3
1940,6,9.6,11.1,19.7,24,30.4,32.4,33.2,29.1,22.5,14.4,9
1941,6.4,9.5,13.7,18.3,25.3,31.4,33.3,31.5,28.4,20.7,12.9,6.1
1942,4.6,7.5,12.4,17.8,25.2,31,32.6,32.6,28,22.3,14.7,7.1
1943,5.2,6.4,10,17.5,24.4,29.2,32.6,32.5,27.8,21.4,13.7,8.6
1944,6.6,9.6,15.8,18.5,24.6,30.8,32.6,30.5,28.1,21.7,14.6,5.6
1945,5,7,12,17.9,23.7,30,32.7,32.4,28.3,21.3,13.7,7.3
1946,4.9,9.4,12.8,18.5,25.8,30.3,32.2,31.9,29.2,21.4,13.8,6.6
1947,6.6,8.2,14.2,19.2,24.1,31,33.5,32,27.8,22,15.3,9.3
1948,7.4,10.1,12,17.2,25.1,31.6,33.5,32.7,27.9,20.1,12.9,6.1
1949,4.1,5.9,11.8,17.7,23.6,31.2,33.1,32.3,27.6,19.4,13.4,7.7
1950,2.2,4.8,12,18.9,24.7,30.3,33.1,31.8,28.9,22.6,13.7,8.2
1951,7.2,8,13.3,19.1,24.8,30.7,33.3,32.3,29.8,23.7,14.2,7.6
1952,4.5,10.2,13.3,20.4,24.9,30,32.2,32,28.8,22.6,14.4,8.5
1953,8.2,9.8,11.2,20,25,29.9,33.4,31.9,28.4,22.9,13.5,5.9
1954,8.3,9.4,13.1,19.2,25.4,30.3,32.8,31.4,28.3,23.2,11.8,6
1955,6,10.3,13.7,19.5,24.4,30.4,34.2,33.5,28.3,20.4,14.7,8
1956,5.4,9.6,11.8,18.6,24.7,30.2,32.1,29.9,27.3,20.9,15.2,5.5
1957,4.3,8.9,13,15.3,20.8,28.9,31.1,30,27.6,21.3,11.8,7.4
1958,7.1,9.3,15.8,22.3,24.4,29.9,33.6,32.8,29.1,22.1,11.4,7.5
1959,6.4,4.4,12.5,22.3,24.4,31.6,33.5,34.6,30.1,23.7,13.2,6.6
1960,8.4,11.1,10.9,17.7,25.7,32.4,33.1,33.5,28.9,22.2,14,7.7
1961,4.9,6.6,12.7,17.3,27.2,30.9,34.7,32.1,29.5,22,12.9,9.6
1962,4.8,12.1,16.8,18.5,25.5,30.8,32.1,31.3,27.7,22.2,13.4,9.3
1963,12.1,12.8,13.6,19,21.7,30.7,33.8,33.4,29.4,23.1,14.2,5.8
1964,-1.9,10.2,15.6,17.9,25.4,30.7,34,33.5,29.9,21.9,14.4,1.9
1965,2,9,15.1,17.5,26.4,30.6,32.6,31.2,28.2,20.6,14.6,9.7
1966,11.9,10.4,13.4,18.4,25.3,31.2,32.7,32.5,28.4,20.2,15.5,10.1
1967,5.7,7.3,12.5,17.1,23.8,29.3,34,32.2,28.5,21.6,12.5,6.4
1968,6.4,6.4,13.3,16.5,23.3,29.5,32.3,32.8,29.1,22.9,14.5,9.1
1969,4.3,9.3,16,17.4,24.9,30.8,33.1,30.7,27.6,23,13.3,11.3
1970,6,9.4,13.6,21.9,26.3,32.4,32.9,34.1,29.1,22.8,17.1,4.5
1971,3.2,7.7,14,16.7,26,30.7,33.3,32.9,28.1,22.7,13.2,6.2
1972,2.4,0.6,10.3,18.8,21.4,30.7,34.6,31.9,30,23.7,13.7,3.6
1973,4.6,10.3,14.9,21.5,27,30.9,32.9,31.6,29.6,24.6,15.8,10.1
1974,1.9,1.6,11.3,19.2,26.3,32.4,32.9,33.5,28.9,20.9,16.7,3
1975,4.4,4.2,11.2,17.2,24.9,31.1,35,33.8,29.9,22.2,13,5.3
1976,6.2,6.6,9.4,16.2,24.2,31.5,34.4,33.4,30.8,22.7,13.5,8.8
1977,2.8,11.5,17,18.3,25.5,33.2,35.6,33.5,30.2,19.9,13,9.7
1978,9.7,12.4,15,21.9,26.9,31.3,33.8,33.8,30.1,23.3,10.6,11.3
1979,5.7,10.7,12.1,22.1,23.8,31.1,34.6,31.6,28.9,22.3,16.5,5.3
1980,5.3,8.1,13.4,20.2,25.5,32.1,33.7,33.6,29.2,22,14.9,10.2
1981,8.5,9.6,14.7,19.5,25,30.3,33.3,33.5,28,21.1,15.1,12.4
1982,7.4,6.3,11.1,21.7,26.3,32.3,33.2,33.5,29.2,19.1,11.3,4.4
1983,5.3,7.2,11.6,18.4,25.6,32.3,34.8,33.8,30.3,23.1,17.5,10.4
1984,9.1,10.8,14.5,21,21.8,29.5,31.2,31.6,27.1,19,12.1,5.6
1985,8.9,9,12.5,18.6,24.6,30.3,32.1,29.9,27.8,20.7,13.7,6.2
1986,8.4,7.3,10.8,17.4,23.2,29,31.4,30.3,26.6,21.8,10.6,4.1
1987,5.7,10.5,10.8,18.6,26.4,30.4,31.3,31.1,28.1,18.1,14.1,8.8
1988,6.5,7.8,13.2,18.8,25.6,29.6,33,31.5,28.5,22.3,13.4,8.8
1989,2,3.7,11.9,18.6,24,30.6,32.5,31.8,27.6,21.8,12.7,7.3
1990,3.5,7.8,13.1,18.5,26.3,30.9,32.3,32.8,29.2,21,15.9,9.9
1991,6,7.3,12.5,21.3,25.7,31.5,34.7,33.8,29.5,20.3,15.4,7.2
1992,2.7,6.4,9,17.6,22.3,30.1,33.6,31.9,28.1,22,14.7,6.6
1993,3.5,7.7,11,19.1,23.5,31.4,33.4,32.5,29.5,21.1,13.6,11.3
1994,8.8,9.8,14.7,22.5,25.5,31.7,34.5,34.4,26.5,20.4,13.7,5.5
1995,8.1,9,13.2,18.8,24.2,29.7,34.2,32.9,27.7,20.9,14.2,4.7
1996,2.4,9.1,11,18.3,25.3,30.8,31.4,32,29.5,20.7,13.1,9.7
1997,6.5,7.6,10,17.9,25.1,30.9,35.3,33.3,29.7,22.3,11.6,9.7
1998,4.9,8.4,12.6,20.7,25.9,32,33.7,33.3,29.5,22.8,17.3,11.9
1999,5.9,10.7,12.5,20.7,27.7,32.5,33.3,32.5,29.8,23.5,13.6,8.7
2000,5.4,8.5,14.6,24.5,30.2,32.9,34.1,33.8,29.4,21,10.9,6.8
2001,6.7,9.8,15.7,20.6,27.7,33.4,36.8,33.9,31.4,22.1,12.4,10
2002,4.9,9.7,15.5,18.3,27.3,31.3,33.1,33.9,31.3,23.4,12.3,7.1
2003,6.7,8.9,12.6,19.8,24.2,31,34.3,35.2,29.2,22.9,13.8,8.6
2004,7.6,10.5,15.3,17.7,26.1,31.2,32.4,33.7,28.5,22.5,13.9,3.9
2005,6,7.7,13.8,19.7,24.5,33.4,34.1,33,30.2,22.8,13.5,12.4
2006,5.6,10.5,15.8,19.4,26.1,30.9,33.8,32,27.8,22.2,11.6,1.7
2007,2.7,8.4,12.6,18.6,25.5,33.4,32.7,32.6,27.2,23.1,16.1,7
2008,2.1,9.2,16.7,19.8,25.2,31.4,32.4,31.1,27.5,23.1,11.5,7.8
2009,7,12.6,14.1,16.7,24.5,28.5,33.1,32.8,27.2,20.6,12.7,4.9
