1901,3.9,2.3,7.9,14,18,21.2,23.7,23.2,19.8,14.9,9.5,4.4
1902,3.7,3.4,9.2,14.2,18.6,20.7,23.5,23.4,19.8,14.6,10.1,5.1
1903,2.2,3.1,8.5,14.1,17.3,21.3,23.6,23.1,19.3,14.7,9,4.2
1904,2.6,4.3,7.6,13.5,17.4,20.7,23.3,23.1,19.7,14.7,9.3,4
1905,3.9,2,5.5,11.5,17.2,22,23.7,22.2,19.5,14.4,9.8,5.1
1906,2.3,1.9,7.2,12.9,17.3,20.7,24,22.3,19.8,14.4,8.3,5.3
1907,3.9,2.1,6.7,12.8,17.7,20.2,22.3,23.7,19.4,15.2,9.6,5.3
1908,3.1,2.8,7.4,12.5,17.7,21.1,23.1,23.9,19.8,14.6,9.6,5.6
1909,2,3.9,7.6,14,17.2,19.8,23.2,23.4,21.1,15,10.9,4.7
1910,2.3,3,7.2,12.2,17.4,20.4,23.3,23.3,19.5,14.7,9.4,3.5
1911,2.4,2.7,7.6,13.5,16.8,20.2,23.2,22.9,20.5,14.2,9.5,4.1
1912,2.3,4.5,6.9,13.6,18.2,21.4,23.1,22.7,19,14.3,8.4,3.7
1913,2.7,3.9,6.6,12.2,16.7,20.7,22.8,23.6,19.9,15.4,9,3.7
1914,4.9,4.5,8.8,12.9,17.1,21.4,24.8,22.6,19.1,14.7,9.2,5.2
1915,2.8,3.6,8.2,12.9,17.7,20.5,22.7,22.6,19.1,15.6,10.2,6.5
1916,3,3.5,7.5,13.5,17.8,20.8,23.1,23,19.9,14.1,9.5,4.2
1917,1.4,3.3,7.2,13.1,17.2,20.9,23.3,23.1,20.4,14.9,9.7,3.8
1918,2,3.7,7.7,12.8,17.3,20.2,22.9,22.6,20.5,15.5,9.3,4.5
1919,2.7,4.1,9.6,14.9,18.5,21.3,23,24.3,19.3,14.6,9.7,4.7
1920,4,1.2,7.4,13,17.6,21,24.3,23.1,20.2,14.7,10.9,4.6
1921,1.9,3.9,7,14.6,17.9,21.2,23.9,23.3,18,13.8,9.4,5.4
1922,0.8,5.6,7.7,13.4,19.1,19.8,25.2,24.3,19.8,14,8.4,4.3
1923,2.7,2.2,10.8,14.2,18.7,21.2,24,24.2,20.1,15,10.3,4.2
1924,3.5,3,6.1,14.6,18.8,21.1,23.9,24.4,20.8,14.6,9.2,5.9
1925,-0.3,1.1,8.9,11.2,18.5,22.8,25.7,24.3,20.3,14.8,10.6,5.3
1926,3.8,3.3,8.3,14.6,19.7,20.7,23.2,24.7,21.7,13.8,9.6,4.4
1927,2.7,2.2,7.7,13.2,18.2,22.2,24.5,24.1,20,14.8,10.2,6.6
1928,3.4,3.8,9.8,15.2,19.5,21.5,25.2,23.6,21,13.8,8.8,3.7
1929,1.6,3.1,8.9,13.6,18.7,22.3,24.4,24.1,19.1,13.8,8.2,3.6
1930,-2.1,6.1,8,14.7,18.9,20.9,26.4,23.9,19.4,13.5,9.6,4.8
1931,3.1,2.2,9,14.5,18.3,22.2,22.9,24.3,19.8,14.1,10.2,4.9
1932,3.6,1.6,8.7,15.1,19.7,20.9,24.3,24,19,13.3,9.9,4.3
1933,-1.4,3.7,8,14.5,18.7,21.7,24.5,24.8,20.5,13.2,9.9,7.3
1934,-0.3,4.5,8.3,13.1,19.6,21.3,24.9,24.7,21.1,13.3,7.1,6.2
1935,2.1,4.2,10.2,12.6,17.6,20.7,24.1,24.7,19.8,16.1,10.2,5.1
1936,0.2,3.6,4.2,13.7,17.1,22.2,24.1,23.3,19.8,14.7,10.3,3.7
1937,2,4,9.4,13.6,18.2,21,24.2,23.5,20.1,15.2,8,5.1
1938,1.2,3.6,7.5,14.9,19.7,21.7,24.4,24.4,20.4,17,10.2,5.7
1939,3.4,4.1,8.7,12.6,19.7,21.6,24.3,24.6,20.6,15.8,9.3,5.2
1940,3.9,4.2,7.5,13.9,17.6,21.7,25,24,20.6,16,10.1,7.3
1941,4.6,4.8,9.7,15,19.4,23.2,24.7,23.9,19.8,16.4,9.5,6.3
1942,4.2,2.8,10.8,14.1,18.6,21.9,25.1,23.6,21.2,15.3,11.6,5.3
1943,1.7,3.7,9,13.4,19.5,22.1,24.2,23.9,20.6,14.2,10.2,6.4
1944,1.9,3.4,9.5,13.1,18.2,21.8,25.2,23.6,20.9,12.5,9.7,1.5
1945,1.4,1.2,8.1,15,19.1,23,25.5,23.9,22.5,14.7,12.2,6.1
1946,4.9,7.6,6.9,16.9,18.9,22.4,24.5,25.2,21.8,15.6,10.8,3.8
1947,3.4,3.1,9.6,14.5,19.2,21.8,25.4,24.9,21.3,12.8,10.1,4.3
1948,3.9,4.8,7.5,15.8,16.6,21.9,24.2,24.1,21.6,14.4,7.5,6
1949,4.1,4.6,8.6,13.2,19.4,21,24.7,23.8,22.4,15.3,8.9,5
1950,5.4,2.4,8.4,13.9,18,20.9,24.2,23,18.2,14.4,8.5,3
1951,2,2.8,6.4,11.1,19.8,21.6,24,25.2,20.2,16,9.3,7
1952,3.8,2.5,7.4,15.8,18.6,22.5,24.6,22.3,20.2,13.3,10.2,3.4
1953,2.2,4.4,9,12.1,18.2,22.3,24.9,25.3,19,14.6,9.1,4.5
1954,2.3,4.1,6.6,13.3,17.6,20.8,23.4,22.7,20.3,13.3,10.6,0.8
1955,0.2,5.5,7.4,12.1,16.6,21.3,23.6,22.8,21.8,15,8.8,6.6
1956,1.1,3.7,7.2,15.3,16.3,23.1,24,23,19.9,14.6,8.1,3.3
1957,1.8,0.6,8,13.5,16.7,21.1,24.2,22.6,19,14,11,5.5
1958,1.7,3.8,9.8,16.3,16,21.8,24,22.2,19.5,12.7,8.9,6.3
1959,2.2,2.3,10,14.9,15.6,21.4,25.1,24.6,20.6,15.1,8.5,4.5
1960,2.6,5.6,9.6,12.5,16,22,23.2,23,21.3,13.7,9,4.3
1961,2.5,3.6,7.7,14.1,18,22.9,25.1,23.8,20.3,15,10,5.2
1962,1.7,6,8.8,12.5,17,20.8,24.7,23.1,20.2,14.2,8.1,4.8
1963,2.3,3.5,8.6,14.3,19.5,21.4,23.9,24.7,22.4,13.9,9.9,5.3
1964,2.3,-1.3,8.3,16.1,18.2,20,24.7,23.8,20.4,14.9,8.9,3.6
1965,4.1,4.5,7.6,12.9,17.9,20.1,24.3,22.3,18.8,15,10.5,4
1966,4.1,6.6,10.8,13.4,17.3,21,23.5,24,19.8,14.8,9.4,2.8
1967,2.4,2.6,8.4,12.7,19.6,21.7,24.1,24.3,18.8,13.2,7.3,2.8
1968,2.9,0.6,8.3,13.1,17.4,20.3,23.1,23,20.3,13.6,11.1,7.3
1969,1.2,1.1,8.4,14.3,19.7,20.2,23.8,22.9,20.9,16,7.9,4.6
1970,1.5,4.8,5.1,12.7,18.3,20.1,23.1,23.9,19.4,14.6,8.6,5.2
1971,2.6,3.1,7.7,13.6,17.3,21.7,25.1,23,19,13.1,9.3,4.6
1972,3.2,0.3,10.3,12,18.6,22.1,24.3,25.2,18.2,13.8,9.8,4.8
1973,2.6,5.8,9.2,15.1,17.3,20.7,23.6,23.5,18.8,14.5,9.9,6
1974,1.1,2.7,8.1,15.3,18.7,20.6,22.9,22.1,20.3,14.9,10.4,3.1
1975,3.9,4.2,8.9,13.5,16,21.4,24.5,23.9,22.3,15.1,7.6,2.3
1976,2.2,5.5,5.8,12.7,18,20.3,22.5,24.1,19.1,15.1,6.9,4.4
1977,-0.8,2.1,9.7,14.7,16.5,20,23.9,22.8,19.9,15.7,8.9,6.5
1978,3.2,3.7,8.4,14.5,18,21.2,25.1,24.2,19.7,14.7,8.2,5.9
1979,3.6,7.1,7.8,14.4,16.2,21.1,24.2,23.5,18.7,15.4,8.9,6.9
1980,2.4,2.2,6.3,13.1,18.5,22.3,23,21.4,18.8,15,12.1,5.8
1981,1.8,4.8,9.6,13.9,16.6,21.7,24.4,25.2,19.7,12.4,7.8,4.5
1982,3.8,2.2,7.9,11.5,19.1,19.5,23.9,23.2,18.3,16.2,9.8,3.3
1983,1.9,3.4,7.2,13.9,18.9,21.4,23.9,23.4,21.6,15.1,10.7,4.7
1984,0.3,1.5,7.8,13.5,17,22.6,24.3,22.9,19.2,14,10.7,2.5
1985,2.7,3.8,5,14,19.2,21.1,24,24.8,19.7,15.2,10.1,3.5
1986,3.4,3,8.3,13.6,18.7,21.6,23.1,23,19.8,13.9,8.5,5.8
1987,4.9,6.4,8.5,13.8,18.1,20.6,22.7,23.4,19.3,14.8,9.6,5
1988,2.9,2.4,6.1,13.9,18.5,21.7,24.7,22.8,18.8,14.5,10.3,6.2
1989,1.6,1.9,7.2,13.5,17.8,20.7,23.3,23,19.6,14.8,8.9,5.1
1990,2.7,2.6,8.8,13.2,17.4,21.3,23.9,24,21.2,14.2,11.3,5.1
1991,2.4,5,7.3,12.4,17.7,21.8,23.4,22.8,19.8,13.8,9,4.8
1992,3.8,5.4,5.7,15,17.6,20.5,22.8,24,20.3,13.7,9.7,6.1
1993,1.4,5.5,8.2,14.2,16.9,21.7,22.4,22,20,13.7,8.6,4.1
1994,3.5,4,7.2,14.8,20,21,23.5,23.8,18.7,13.1,10.7,5.9
1995,2,4.6,8.6,13.5,18.6,21.3,24.2,23.9,20.6,14.9,9.4,4.7
1996,2.4,3.5,6.9,12.6,17.3,21.3,23.2,23.2,20.3,15.1,8.9,6.2
1997,3.6,3.8,9.5,13.2,19.2,20.5,22.7,24.3,19.3,14.6,9.4,4.9
1998,2.1,5.3,7.8,17.1,18.6,21.3,24.1,24,20.4,16.1,11.6,6
1999,4.5,7.2,8.3,14.9,17.9,21.2,22.4,22.4,20.8,15.4,10.1,5.7
2000,2.2,3,9.3,13.9,18.6,21,24.3,22.7,19.1,14.5,7.8,5.6
2001,3.4,4.7,10.2,14.3,18.1,20.9,24.8,22.7,20.9,15.5,10.2,3.4
2002,5.7,6.6,10.4,14.3,16.5,22.5,23.4,21.7,18.8,14.7,10.4,4.2
2003,3.2,5.6,7.7,13.6,17.3,21.4,24.5,24.1,20.2,14.1,9.4,4.8
2004,4.6,6.4,9.2,15.7,18,21,22.6,22.6,19.8,13.7,10,5
2005,0.8,1.1,7.1,15.9,18.6,22.3,24.5,21.9,21.3,14.4,10.9,4.2
2006,2.7,3.1,8.6,15.7,18.8,21.1,24.6,24.4,20.4,16.8,10.4,4.7
2007,2.1,8.2,8.9,13,19.9,21.1,23.7,23.8,18.7,15,9.9,5.3
2008,-0.1,1.8,10.1,14.5,18.9,21.6,23.6,22.1,20.8,15.7,9.4,5.6
2009,2.3,7.4,9.3,13.5,17.4,22,23.3,23.8,21.8,16.1,7.3,4.3
