1901,1.6,6.4,9.9,12.7,16.6,20.9,23.8,23.6,19.7,15.1,8.6,7.8
1902,5.1,7.7,7.8,11.9,15.8,20.5,22.5,23.7,20.1,15.6,6.3,2.1
1903,2.9,5.8,8.1,11.9,16.9,19.7,22.7,23.1,19,15,9.7,6.5
1904,2.7,7.9,6.4,11.5,16.4,20.4,23.2,23,18.6,14.8,7.1,4.8
1905,0.8,3.2,6.7,12,17,20.3,24.2,24.7,21,14.7,12.6,5.1
1906,3.6,5.6,10.2,12.3,16.4,20.5,23.5,22.4,19.2,13,10.4,5.6
1907,0.7,2.9,4.1,10.3,19.1,20.7,23.4,22.9,18.5,16.3,8.1,6.3
1908,3,5.6,7.3,10.9,18.7,21,22.9,23.2,18.3,12.6,6.3,3.5
1909,1.1,1.8,7.9,12.1,17,20.9,23.8,24,21.7,15.2,10.1,7.6
1910,3.5,7.4,6.6,12.1,15.9,20.3,23.1,23.5,19.5,13.2,9.9,7
1911,2.7,0.9,6.1,11,16.2,20.4,22.3,23.8,20,15,11.4,5.6
1912,1.4,7,9.7,10.7,15.8,21.2,22.2,22.6,19.3,13.4,10,6.2
1913,2.8,2.2,8.7,11.8,15.5,19.7,22.4,22,20.3,14.4,9.8,5.3
1914,2.5,5.2,9.5,11.7,16.2,19.6,23,22.8,18.3,12.9,7.9,6.5
1915,7.6,6.3,8.1,11.8,15.6,20.8,23.8,22.8,18.5,15.3,9.5,8.4
1916,4.4,5.7,10.3,12.4,17.2,22.7,24.6,22.6,19.2,15.5,12.1,8.9
1917,6.3,3.3,9,12.5,15,20.1,23.6,24.8,19.9,16.4,11.9,3.5
1918,4.1,3.2,6.6,10.6,16.4,20,23,23.1,21.6,17.7,10.2,6.8
1919,6.7,5.8,9.6,13.4,13.5,19.5,22.7,21.9,20.5,16.2,11.2,6
1920,5.1,1.8,7.9,13.4,16.5,20.7,23.8,23.8,19.4,11.7,6.2,5
1921,5.6,2.8,6.7,11,17.9,19,23.6,24.7,18.4,13.2,9.3,4.9
1922,3.3,4.3,10.4,13.1,16.5,21.1,24.2,23.7,20.6,16.2,7.9,4.1
1923,3.6,5.9,8.5,11.9,18,20.4,23,22.7,20.9,16.7,14.3,7.4
1924,0.8,4.9,7.4,13.6,17.8,22,23.7,23.4,22.2,12.4,8,4.4
1925,2.6,8.2,8.5,12,16.9,19,23.4,23.3,20.8,15.5,12.7,5.8
1926,4.8,6.6,7.2,13.7,17.6,22,24.1,21.7,19.5,16.1,13.8,6.6
1927,5.8,2.5,11,12.8,16.9,22.2,24.6,24.9,22.4,16.4,12,5.2
1928,3.8,2.3,4.9,13.6,16.8,20.8,24.1,24.5,21.4,14.8,12.3,4.9
1929,2.6,0.5,3,10.5,19.3,22.1,23.9,26.8,18.6,15.4,12.1,6.4
1930,4.6,4.3,9.2,13,16.4,20.2,24,24,20.6,15,9.9,7.1
1931,5.5,5,8.1,10.6,17.3,22.2,25.1,24.8,19.3,14.4,8,3.1
1932,3.3,-0.5,5.3,12.9,17.6,21.6,24.8,23.8,22.4,17.9,9.5,7.3
1933,1.1,4.6,5.8,10.2,14.9,19.2,21.9,22.8,17.4,15,12.9,2.5
1934,3.8,2.6,9.9,14.2,18.8,21.9,24.4,24.8,20.3,15.7,11.9,6.9
1935,3.1,4.5,5.4,12.4,17.1,21.7,23.4,24.1,20,17.4,9.1,8.2
1936,8.4,5.6,9.6,13.7,15.6,19.7,24.4,23.3,18.9,14.8,9.9,4.2
1937,1.5,6.5,11.3,11.9,17.5,21.9,25.1,24,22,14.7,11,8
1938,3.5,4.4,7.6,10.9,16.9,21.8,25.5,25.2,19.5,15.9,10.4,5.9
1939,7.1,5,6.9,13.1,17.1,19.9,24.9,23.4,19.5,16.5,8.8,6.1
1940,0.7,4.7,5.6,11.4,15.3,20.3,24.1,21.5,19.1,15.7,12.2,1.7
1941,5.4,8.9,8.1,13.7,17.1,20.4,23.3,23.3,16.5,13.5,7.3,2.4
1942,-0.1,3.8,5.4,11.3,18.3,22.8,22.9,23.1,21,14.8,8,4.1
1943,0.5,3.7,5,11.9,15.6,19.8,23,24.4,21.1,15.8,12.7,6.5
1944,1.3,4.7,7.2,12.2,15.6,21.7,23.1,22.2,20,16.3,10.5,5.1
1945,2.7,3.3,6.7,11.8,19.6,21.5,24.3,25.9,20.7,13.5,10,5.3
1946,2.4,4.7,7.5,12.4,17.8,23.1,25.4,26.3,22.8,13,11.8,4.6
1947,-1,5.8,11.8,14.8,17.6,22.4,24.7,23.5,19.8,13,10.4,8.2
1948,8.5,3.2,5.8,12.15,17,19.85,22.95,24.45,19.7,15.45,8.35,0
1949,3.7,3.2,4.9,10.6,18.5,20.7,22.8,22.1,18.5,14.3,11.6,7.2
1950,-0.3,5,7.6,15.3,17.6,22.1,25.8,24.3,22.4,14.6,10.1,9.8
1951,6.2,6.9,10.2,13.6,18.6,21.3,24.1,24.7,20.6,12.2,10.7,4.6
1952,5.9,5.9,6.6,13.1,16.3,20.6,23.7,25.8,22.7,15.6,11.7,9.1
1953,5,6.6,4.7,12.1,16,21.5,24.5,24,19.7,15,6.3,1.9
1954,-0.3,-0.2,7.3,10.7,16.8,23.4,25.2,24.6,21.5,14.9,9.9,6.2
1955,7.3,10.5,8.1,10,17.5,20.7,23.8,22.4,20.1,16.7,9,7
1956,5.5,2,4.1,12.4,16.6,20.5,23.7,24.5,19.5,13.8,8.8,4.5
1957,2.9,6.8,6.6,11.6,15.8,22,23.7,24.7,20.6,16.1,9.8,5
1958,4.5,8.4,7.5,11.8,19.1,20.9,24.1,23.8,18.5,13.8,10.4,8.5
1959,4,2.5,7.4,11.8,16.4,20.1,23.7,23.7,17.3,11.9,9.2,8.6
1960,5.8,6.1,6.8,11.1,16.4,19.9,22.6,23.7,18.9,17.4,12.6,10.4
1961,4,4,8.9,14.3,17,21.2,23.3,23.8,19.1,14.5,12.8,5.8
1962,5.1,4.3,8.9,12.3,18.4,21.1,23.4,25.2,20.4,15.5,14.2,4.6
1963,1.6,6.4,6.4,11.2,17,21.6,24.8,25,21.3,14.8,11.5,6
1964,1.1,3.3,7,12,15.5,21.9,23.2,22.7,18.4,15.7,10.5,7.1
1965,5,2.3,7.8,10.7,16,22.1,23.8,22.1,20.7,12.8,10.7,8.4
1966,4.5,9.7,8.3,13.6,16.9,20.7,24.1,24.8,19.5,18.1,13.1,6.8
1967,2.8,2.8,7.7,12.3,17.8,20.4,23.7,24.5,20.4,15.1,9.8,6.3
1968,3.1,6.2,7.5,13.6,20,21.4,24.1,22.6,19.4,13.3,10.6,4.9
1969,0.6,6.6,6.1,10.9,18.7,21.6,22.2,23.2,21.2,14.4,11.2,7.6
1970,6.1,7.3,8.9,14.4,16.2,21.3,24.4,24,19.7,13.3,9.8,5.4
1971,6.7,5,7.3,11.5,18.2,21.3,22.3,24.1,19.1,12.1,9.7,5.2
1972,3.4,4.3,7.5,14.2,17.8,22.7,24.1,23.9,19.2,12.9,9.8,4.5
1973,2.8,7,6.3,12.3,17.8,20.7,24.1,22.7,20.7,15.2,7.9,6
1974,1.9,6.2,7.7,10.9,16.4,21.1,23.3,23.6,20.5,17.5,9.5,5.4
1975,3.5,3.4,10.3,13.7,17.8,21.3,24.1,22.5,21.5,14.4,8.5,3.9
1976,4.3,2.7,6.1,12.5,16.8,20.4,22.6,20.4,18.5,14.5,10.5,5.8
1977,4.1,9.6,8.3,12.3,17.7,21.4,23.9,23.9,18.8,12.4,12.2,3.8
1978,3.7,7,9,11.9,16.8,21.3,23.5,22.4,17.9,14.4,8.3,6.6
1979,4.6,6.2,9.9,11.7,17.7,22.8,22.5,23.1,20,13.5,10.4,6.9
1980,2.2,3.2,6.7,11.1,16,20.6,23.7,22.8,18.7,16.3,11.2,6.7
1981,2.3,4.4,9.5,12.5,15.7,22.8,22.8,23.1,20,16.7,7.2,8.9
1982,3.8,3,6.8,10.7,16.4,21.3,22.4,23.3,21.7,15.4,8.8,7.9
1983,4.3,4.5,8.3,14,18.6,19.9,23.6,22.2,19.7,13.1,8.2,6.1
1984,6.1,6,6.8,10.9,17.7,20.7,22.6,22,21.4,17,10.4,5.4
1985,4.8,1.2,6.5,13.4,18.9,21.1,23.2,24.3,20,12.6,11.1,7.6
1986,6.9,5.3,7.1,14.4,16.1,21.8,23.6,24.9,21,14,7.2,3.7
1987,3.9,6,3.6,10.7,15.7,21.9,25,22.7,21.4,13.4,10.9,5.1
1988,5.8,5.4,8.6,11.3,16.7,21.7,26,24.9,20.2,13.5,5.7,4.6
1989,2.6,6.2,9.9,15.2,16.2,20.2,23.3,24,20.1,13.7,8,4.8
1990,2.3,6.4,9.8,13.2,16.7,21.1,24.4,23.7,18.9,14.9,12.5,7.2
1991,3.5,4.5,7.2,11.4,15.5,21.8,23.6,23.6,19.9,14.8,10.1,1.5
1992,3.1,3.1,7.6,12.2,15.7,20.8,22.4,25.4,19.5,17.6,10,3.5
1993,2.5,2.2,6.5,12.1,16.6,21.2,23.2,24,20,16.7,7,7.6
1994,6.5,5.2,9,14.2,18.2,21.4,24.4,25.4,23.7,16.5,8,5
1995,4.5,7.7,8.6,12,17.4,23.3,24.1,23.5,20.1,13.6,6.9,6.4
1996,2.5,3.6,4.4,11,19.2,22.2,24.3,23.9,18.9,13.9,11,7.4
1997,5,5.2,6.5,9.1,18.1,22.2,24,21.8,17.9,13,10.2,5.6
1998,4.8,6.3,5.6,13.9,17.1,22.6,24.8,25.5,19.6,15.9,9.5,2.9
1999,4.9,5.1,8.7,13.8,17.9,23,25.4,25.1,21,16.2,10.1,8.5
2000,1.8,5.8,7.5,14.7,17.8,22,25.8,25,20.3,14.6,12.4,7.5
2001,6.5,7.1,12.5,12.9,17.8,22,26.6,26.4,21.7,16.4,9.3,0.8
2002,2.8,8.3,9.5,11.7,17.9,22.7,25.9,24.4,20.2,15.4,11.5,4.5
2003,6.1,0.8,5.2,9.9,19.1,23.8,24.8,26,19.5,15.4,9.9,5
2004,3.2,5.3,8.9,12.7,16.7,21.7,24.3,24,20.8,17,10.8,6.8
2005,5,4.3,7.8,12.8,17.9,21.1,24.3,24.9,20.7,13.9,9.1,6.3
2006,1.2,4.1,8.4,13.3,17.7,21.7,23.6,26,20.3,15.2,9,5.2
2007,7.5,5.2,9.4,12.6,18.8,24,26.3,25.9,20,16,9.4,4.2
2008,2.4,4.7,10.9,13.7,17.6,22.8,24.8,25.9,20,15.5,11.2,7.1
2009,5.1,5.8,8.3,12.2,18.4,22.3,25.3,24.7,20,16.2,10.8,8.5
