1901,3.4,1.6,7.4,13.6,18.2,22,25,24.7,19.9,15.5,9.2,3.6
1902,3.6,3.6,9,13.8,19.1,22.1,25.4,24.7,20,15.3,10.5,4.6
1903,1.7,3,8.2,13.6,18.1,22.2,24.9,25,20,15.2,8.8,3.3
1904,2.2,4.7,7.2,13.3,18.1,22.1,25.2,24.5,20,15.1,9,3.3
1905,4,2.2,6.3,11.4,17.2,23.6,25.9,24.3,20.4,15.4,9.9,5.7
1906,1.8,1.2,7.2,13.2,17.9,21.7,25.6,23.9,21,15,7.7,4.8
1907,4.2,2.5,6.6,12.6,18,21.1,23.5,24.9,20.2,17,10.1,4.8
1908,3,3.2,6.9,11.9,17.9,22.1,25.3,25.4,20.3,15.3,9.5,4.9
1909,2,3.6,6.3,13.5,17.2,20.7,24.8,24.6,21.1,15.8,10.6,3.8
1910,1.9,2.9,6.7,11.8,17.1,20.9,25.3,24.8,19.3,15.4,9.7,2.3
1911,1.7,2.6,7.7,12.9,17,20.9,24.8,24.5,21.4,14.7,9.3,4.2
1912,2,4.2,6.2,13.5,18.1,22.3,24.7,24,19.2,14.5,7.8,3.3
1913,2.3,4.2,6.4,12,17.4,21.3,23.8,24.8,20.7,15.6,9.6,3
1914,4.6,4.8,8.6,12.3,17.3,22.6,26.4,23.9,19.3,16.3,9.7,4.7
1915,1.9,2.9,6.8,11.4,17.7,21.4,24,24.3,19.3,16.1,10.9,5.6
1916,2,3.7,6.6,12.7,17.8,21.1,24.3,23.4,20.1,14.3,8.8,2.4
1917,-0.2,2.7,6.9,13.5,16.8,21.6,24.7,23.9,20.7,15.5,8.6,2.4
1918,1.3,3.1,7.3,12.5,17.5,21,24.3,23.9,20.8,15.3,9.5,4.3
1919,2.1,3.4,9.7,15.6,18.2,21.7,24.2,25.3,19.6,14.4,8.6,3.6
1920,2.2,1.1,7.4,13,18,21.8,25.6,24.6,20.8,15.5,11.1,4.5
1921,0.2,4,6.2,12.7,18.4,21,26,24.3,19.4,14.8,8.8,5.5
1922,0.5,4.9,6.8,13.2,18.6,22.1,24.9,25.3,20.3,15,7.8,3.5
1923,1.5,1.6,9.1,12.9,18.6,21.7,25.6,24.5,20.1,14.6,10.1,3.8
1924,2.5,2.5,6.9,13.4,17.7,21.9,24.8,24.6,21.1,15.4,8,4.1
1925,1.5,1.9,8,10.7,18.7,23.4,27,24.2,20.5,15.2,10.9,3
1926,2.6,3,8.1,13.3,19.6,21.4,24.4,24.9,20.9,14.4,9.5,3.8
1927,2.2,3.2,6.5,12.7,18.6,22.4,25.9,25.4,19.9,14.9,10.3,5.3
1928,2.6,2.7,8.8,14.7,20,22,26.3,24.4,21,14.3,8.3,4.5
1929,1.1,2.5,7.9,14.8,19.3,23,25.8,26,19.7,14.9,8.1,2.4
1930,-1,4.6,8.9,13.9,18.7,21.5,26.5,24.2,19.1,14.7,8.9,4.7
1931,1.4,2.3,9.2,13.7,17.3,22.7,24.5,26.1,20.4,14.1,10,4.4
1932,2.8,2.3,8.2,13.6,18.3,21.7,25.6,25.3,19.5,14,9.6,3.8
1933,-0.8,4.7,6.8,12.7,18.5,22.1,24.5,25.4,21.5,15.2,10.1,5.9
1934,0.5,3.9,6.8,11.2,18.4,20.9,25.2,25.1,20.2,13.2,9.2,4.8
1935,3.5,5.4,9.5,12.9,18.1,21.5,25.5,25,19.9,17.2,10.4,2.4
1936,2.4,3.8,5.9,13.2,18.6,23.4,25.3,24.7,20.3,16.2,9.6,4.9
1937,2.5,3.5,7.7,13.5,18.5,21.7,25.4,24.9,21.2,15.2,8.9,5.4
1938,2.4,4.1,8.5,15.6,19.4,23,25.3,26.1,21.4,18,9.6,5.4
1939,3.5,5.6,9.3,13.6,19.5,22.3,26.1,24.9,20.4,16.1,9.6,4.1
1940,3.2,4.5,7.7,13,18,22.4,26.5,24.6,20.2,16.1,10.1,6.5
1941,4.1,4.2,8.1,13.4,18.6,22.4,25.4,24.7,19.6,15.7,9.6,5.2
1942,3,3.1,10.6,13.5,18.6,22.2,26.7,24.9,20.8,15.5,10.9,5
1943,0.5,3.2,9.6,14.9,20.9,23.4,26.6,26.1,21.8,16.3,10.4,4.8
1944,3.5,4.8,9.5,15.6,18.9,23.3,27.2,25.3,21.4,15.5,10.5,0.6
1945,1.1,2.2,7,14.4,18.4,23.1,27.1,26.6,22.1,14.8,12.6,4.9
1946,3.4,6.5,7.5,16.4,19.4,23.6,26.6,25.4,21.2,13.5,9.8,3.2
1947,4.2,3.6,8.6,14.3,18.7,22.7,26.6,25.7,21.1,14.5,8.5,3.6
1948,1.8,6,8,15.4,18.4,23.2,26.2,26,22,15,8.2,6.6
1949,3,5.9,8.5,13.7,19.6,22.5,26.1,24.9,22.1,17,11.4,6.7
1950,4.3,2.7,8.7,13.8,18.8,22.3,26.5,24.2,19.8,15.8,9.1,2.8
1951,0.2,2.4,6.4,12.1,19.4,22.5,25.5,26,19.8,16.2,9.1,5
1952,2.8,2.1,6.4,14,19.4,22.7,26.4,23.7,21,14.7,10.3,1.8
1953,2,4.1,9,12.7,19,22.8,27.1,26.3,19.8,16.8,9.8,4.6
1954,2.5,3.9,6.4,14,18.8,22.3,24.9,25.5,22.6,15.1,11.7,1.2
1955,-0.4,5.3,6.8,12.8,18.5,22.6,26,25,23.2,15.1,8.4,5.3
1956,-0.1,3.4,7.2,14.6,17.3,24.2,26.8,24.3,21.4,14.7,7.2,2.4
1957,1.8,0.6,7.5,14.2,17.9,22.7,27,24.9,19.6,14.8,10.6,6
1958,2,2.9,9,14.9,17.6,23.3,26.8,24.5,20.9,13.8,9.1,5
1959,2.1,3.9,10.3,14.6,17.5,23.1,27.2,26.7,21.1,16.1,8,5
1960,2.4,5.5,9.2,12.5,17,23.3,26.5,25.2,21.2,13.8,9.6,2.8
1961,1.8,3.9,8.4,14.9,18,24.1,26.5,24.8,20.3,15.1,11.3,4.6
1962,1.2,4.5,7,11.9,17.8,22.3,27,24.8,20.7,15.1,8.6,4.6
1963,0.7,3.9,8,13,19.1,22.3,25.8,25.8,21.7,14.9,10.9,4
1964,3,-0.3,8.1,15.7,18.3,21.9,26.9,25.3,21.5,16.5,9.5,3.3
1965,3.7,5.2,7.6,12.7,19,21.3,26.4,23.8,19.4,15.6,10.3,3.7
1966,3,5,8.6,13.7,18.1,21.9,26,25.7,18.9,15.4,9.6,2.7
1967,0.8,2.5,7.8,12.7,20.3,23.4,25.4,26.2,19.2,13.8,7.7,1.3
1968,2,1.5,8.9,13.1,18.3,22.4,24.5,24.3,20.6,13.6,10.8,7.1
1969,-0.1,-0.9,7.2,12.5,19.7,21,25.2,24.9,21,15.7,7.6,3.1
1970,0.4,4.8,5.6,12.5,19.2,21.1,25.2,25.9,20,15.4,7.6,5.1
1971,2.5,2.7,5.6,13.2,17.6,22.4,27.3,25.1,19.8,13.3,8.6,2.7
1972,2.2,0.3,9.2,12.3,18.8,23.6,25.3,25.1,19,14.5,10.5,4.4
1973,2.8,5.4,9.3,15,18.5,22.4,25.2,25.4,19.8,14.9,10,3.7
1974,0.9,2,7.7,14.9,19.5,22.6,25.3,24.3,20.9,15,9.9,3.9
1975,4,5.1,8.6,13.9,17.6,22.9,26.4,25.4,22.7,15.8,9,1.4
1976,2,5,7.1,12.8,18.8,22.5,24.8,25.5,20,15.8,6.8,4.5
1977,-0.9,2.1,9.7,15.3,17.7,22.2,26.6,25.1,20.8,17.3,9.1,6
1978,2.8,3,8,13.7,19.1,22.7,27,26.1,21.1,14.7,10.1,5.2
1979,2.2,4.9,6.9,13.2,17.4,22.9,25.8,25.6,19.7,16,8.1,6.8
1980,2.1,3.4,6.5,13,19,22.9,25.3,23.6,19.4,16,11.4,4.8
1981,1.2,4.6,10.2,14.6,17.4,22.9,26.8,26.5,20,13.2,8.9,3.1
1982,3,3.6,7.8,13.5,19.3,21.2,26,24.8,19.5,16.9,11.1,3.7
1983,2,3.7,7.6,13.9,19.8,22.5,25.5,24.9,21.7,15.8,9.9,4.7
1984,-0.2,2.1,7.5,13.8,17.9,23.1,25.9,25.2,19.9,14.5,10.4,2.2
1985,2,3.6,6,14.1,19.9,22.2,26.1,26,20.5,15.3,10.3,2.4
1986,3.2,3.7,8,14.5,19.6,22.8,25.3,24.9,20.3,14.1,9.2,4.7
1987,4.3,5.3,7.1,12.9,19.2,21.4,25.6,25.9,21.1,16.5,9.9,3.8
1988,2.5,2.9,6.4,13.9,19.4,22.8,27.3,24.9,20.5,15.5,9.5,5.6
1989,2.8,3.2,8.2,14.2,18.1,21.9,25.3,24.8,20.6,15.9,9.3,5.3
1990,2.7,4.3,8.8,13.4,18.4,23.2,27,26.3,22.2,15.6,11.6,4.1
1991,3.6,5.5,7.5,13.7,18.1,23,26.6,25.1,21,15,9.3,4.8
1992,2.8,4.2,6.4,15.5,19.4,22,25.7,25.5,21,13.7,8.6,5.8
1993,0.9,5.5,8.5,14.2,17.9,23,25.4,24.4,20.7,15,8.4,3.8
1994,3.2,3.7,7.4,15.2,20.5,22.9,26.6,25.7,20,14.4,11.5,6.2
1995,2.9,4.6,9,14.5,19.3,22.8,26.4,25.4,21.6,16,9.6,4.5
1996,2.6,3,6.4,12.9,18.2,23,25.9,25.2,21.5,15.4,9.9,4.6
1997,2.8,5.4,10.6,14.7,19.8,22.7,25.2,25.8,19.8,16.5,9.3,5.7
1998,2.2,5.8,7.7,16.7,19,23.4,27.1,25.9,21.7,17.3,12.5,5.7
1999,4.7,6.8,8.4,15.7,19.2,23.4,25.9,25.5,22.5,16.3,9.9,4.2
2000,2.5,4.3,10.1,15.2,20.7,23.6,26.6,24.9,20.8,16.4,8,5.8
2001,3.8,5.8,10.3,13.6,19.8,23.1,27.1,24.5,21.2,16.9,10,3.6
2002,4.9,7.4,11.2,14.2,18.7,24,26.4,25,21.2,14.9,9.8,4.8
2003,3.3,6,8.8,14.5,19.8,23.2,27.6,26.7,22.1,15.6,9.8,5
2004,4.6,6.7,9.4,16.2,19.9,22.6,26.7,25.2,21.4,15.6,11.7,5.5
2005,2.6,2.8,8.3,15.9,20.8,24.7,27.4,24.8,22.3,16.2,13.2,4.7
2006,3.5,4.8,9.4,15.6,20,24.3,27.5,26,20.5,18.8,12.5,5
2007,2.9,8.4,10.4,14.5,20.4,24,27.1,26.3,21.3,17.2,9.5,7.3
2008,1,2.3,10.7,15.5,20.5,23.1,26.3,25.5,22.2,17.2,10.8,5
2009,2.6,8.4,9.5,15.2,19.1,24.1,26.9,26,22.1,17.8,7,4.9
