1901,4.4,4,7.4,11.8,17.4,22.6,23.5,24,20.4,16,10.5,6.1
1902,4.3,6.8,8.7,16.3,20.1,24.6,22.1,23.2,19.8,16.5,9.6,3.9
1903,4,1.2,8.5,14.6,17.7,19.9,24.9,23.9,20.7,13.7,10.8,4
1904,3.4,8.1,12.7,14.6,19.1,22.5,24.1,23.7,19.7,14.5,8.6,5
1905,3.9,4,10,11.8,18.55,23.05,22.7,23.15,20.3,13.6,8.5,0
1906,2.5,5.7,9.5,12.8,18.8,24,22.7,22.1,20.2,12.5,5.9,5.4
1907,6.8,7.2,13,13.6,15.9,22.2,23.6,23.8,20.1,14,6.2,4.9
1908,3.9,4.2,12.1,13.5,17.2,23.3,21.9,21.7,18.6,12.9,7.7,3.9
1909,6.9,5.3,9.2,14.3,17.3,23.3,24.3,22.7,18.9,14.5,11,0.6
1910,4.6,4.1,12.5,14.2,19,23.8,25.4,24.7,21.6,14,10.5,3.9
1911,7.5,5,11.7,14.3,18.6,22.9,22.5,23.1,21.9,14.5,6.9,0.3
1912,3.4,3,8,12,18.2,21.2,23.9,22.6,17.9,13,7,0.9
1913,1.9,3.1,7.4,13,18.9,21.3,23.8,22.7,17.4,13.9,10.1,1.5
1914,7,4.3,8.7,13.9,18.2,22.2,22.9,23,19.9,14.5,9.5,1.3
1915,1.6,5.2,5.1,12.8,17.3,22.7,24,21.7,19.6,14.9,9.1,4.1
1916,6.8,6.8,12,13,19.3,24.2,23.2,21.4,18.9,14.4,7.2,4.3
1917,3.9,5.4,7.7,12.8,15.8,22.1,24.9,23,20.2,14.4,10.5,4.1
1918,1.1,6.9,10.3,12.5,17.4,23,23.9,22.2,18.8,14.9,6.5,1.3
1919,1.3,3.8,8.1,14,17.5,20.5,23.1,23.8,20.1,15.5,8.8,3.3
1920,3.9,7.2,8.5,12.5,18.4,21.7,24.3,21.5,20.8,15.7,7.6,3.4
1921,5.6,5.9,10.8,12.6,18.3,21.3,23.2,23.4,22.6,16.3,9.9,7.2
1922,2.7,5.4,7.9,13.3,18.5,22.4,24.1,23.9,20.6,14.5,7.6,7
1923,7.7,4.8,7.8,14.2,19.6,24,24.3,23,20.1,13.9,8,3.1
1924,2.6,5.6,7.4,13.2,18.3,25,24.6,24.8,19.8,14.9,10.6,2.9
1925,2.9,8.2,11.6,16.4,19.4,23.4,24.3,21.4,20,14.1,7.8,1.8
1926,2.1,7.3,7,11.8,17.3,22.7,23.2,22.8,20.8,15.5,7.8,3.3
1927,6.4,8.2,8.8,15.2,20.4,22.9,24.2,23.6,20.3,15.1,11.8,1.9
1928,5,4.2,11.1,12.5,18.8,24.5,25,22,19,15.7,6.7,3.3
1929,3.6,2.2,8.2,15.3,18.5,24.4,24,23.4,20.4,14,4.9,4.6
1930,1.3,7.7,8.1,16.2,18.1,23.4,24.5,23.9,21.5,15,7.6,2.6
1931,4.1,7.4,8.1,12,17.6,23.5,24.5,23,23.2,17.1,9.2,2.9
1932,4.1,8,7.2,13.5,17.2,22.4,23.8,23,18.2,12,8.5,1.8
1933,4.6,3.7,11,12,16.9,23.2,25.1,24.2,22.3,18.1,9.5,8.1
1934,5,7.1,9.1,14.9,20,24.9,25.6,25,21.3,18.2,10.7,6.1
1935,7.3,5.9,11.9,15.5,17.2,23.5,24.3,24.5,18.2,16,9,4.8
1936,4.4,6.7,11.2,14.5,19.1,23.9,24.1,23.6,20.4,13.7,7.1,4.8
1937,3.3,6.6,7.7,14.8,19.2,22.6,25.1,24,19.8,15.3,7.7,3.9
1938,5.4,7.9,11,14.2,19.5,22.2,23.3,23.8,20,16.6,9.2,5.7
1939,5.4,3,10.8,15,19.7,24.7,24.7,23.3,21,14.8,6.9,5.3
1940,1.2,5,9.7,13.9,18.8,20.8,23.8,22.4,20.6,15.1,7.6,6.9
1941,5.6,7.3,8.3,13,18.5,21.2,23.6,23.1,19.6,15.4,8.7,5
1942,4.3,4.8,8.5,13.3,18.3,24,24.7,22.9,19.4,14.5,11,6.6
1943,5.4,7.1,8.8,15.5,19,23.4,24,25.5,19.6,14.2,7.5,3
1944,3.3,5.8,8.9,12.8,18.8,23.6,25,23.4,19,15.2,8.1,3.3
1945,5.7,7.4,10.3,13.2,19.9,22.7,23.6,24.2,20.8,14.1,10.1,4.9
1946,3.4,5.8,10.5,16.4,18.3,23.5,24.5,24.5,21.3,16.1,7.6,6
1947,2.4,4.4,8.6,13.1,19.4,23.9,25.3,23.8,21.5,17.9,6.6,4.3
1948,2,5.1,7.5,16.9,20.4,25,25.4,24.6,20.9,14.8,6.9,7.5
1949,-0.1,6.3,10.7,13,19.8,23.7,25.1,23.4,20.4,14.3,11.2,4.7
1950,8.2,8.8,10,15.2,19.3,25.4,24.2,23.8,20.9,17.9,9.9,6.9
1951,5.2,5.7,9.3,13.5,19.3,23.8,26.3,24.8,22,17.3,8.4,6.6
1952,7.9,6.1,8.1,13.8,18.6,24.8,23.8,25.5,21.1,15,7.4,4.4
1953,8.6,5,12,14.3,17.8,25.3,25.6,23.9,20.9,15.8,9.5,2.1
1954,6.8,9,9.4,16.8,18.6,23.9,25.5,24.2,23.1,17.5,9.7,5.6
1955,4.3,4.4,9.8,15.4,19,23.2,23.6,23.4,21.1,15.5,10,6.8
1956,6.7,4.5,10.5,13.2,20.7,25.5,25.2,23.5,21.5,16.9,7,5.9
1957,6.5,10.5,10.5,13.5,18,23.8,25.6,24.2,20.6,14.1,6.6,5.8
1958,3.2,5.9,6.7,13.5,19.4,24.9,26,24.7,20.8,13.9,9.3,5
1959,5,6.1,9.1,13.8,19.4,23.7,23.9,24.3,21.7,15,7.3,5.7
1960,3.8,4.8,9.2,15.2,18.7,24.9,23.6,23.1,20.6,14.8,9,1.7
1961,2.9,6.3,9.8,14,19.8,23.8,24.6,23.3,20.3,15.3,6.2,5.5
1962,2.4,9.7,8,15.3,21,23.3,24.6,24.7,21,16.2,10,5.6
1963,1.8,6.9,10.4,16.7,20.2,23.5,26,23.6,21.1,16.7,9.8,3.2
1964,3.4,2.5,9.1,14.4,20.6,23.5,26,24.8,20.5,15,9.2,5.5
1965,7,4.6,6.8,15.9,19.4,23,25.4,22.9,20.5,15,11.5,6.1
1966,2.2,3.5,10.2,14.6,19.4,22.4,25.9,22.3,20.4,13.7,10.6,4.4
1967,4.4,6.1,12.7,16.5,18.3,22.9,25.2,22.3,19.7,15.2,9.4,3.7
1968,4.4,6.4,8.5,13.2,18.9,23.5,23.1,22.3,19.1,15.7,7.5,4.4
1969,7.7,6.8,6.1,15.5,19.5,23.7,26,25.8,21.1,14.7,8.3,6.6
1970,4.3,7.1,8,14.5,18.4,22.6,24.4,23.8,19.9,12.4,9.1,7.2
1971,5.8,5.5,11,14.1,19,23.4,24.6,21.2,19.3,14.9,9.9,6
1972,5.4,6.5,12.2,15.7,18.1,22.5,24.1,22.4,20.2,15.4,6.3,5.1
1973,3.9,5.5,9.7,11.4,17.6,22,23.8,23.1,20.1,15.5,10.7,5.9
1974,4.7,5.3,12.8,15.6,21.2,23.9,24.4,21.8,16.9,13.9,7.8,4.1
1975,5.2,5.8,9.3,12.3,17.5,23.2,22.8,23.6,18,15.1,9.2,4.6
1976,4.6,9.9,10.5,14.5,16.5,23.2,22.6,22.9,18.8,11.4,4.2,3.7
1977,3.1,6.7,8.2,13.5,19.7,24.3,25.6,25.4,23.2,15.9,10.5,8.6
1978,3.6,4.9,11.1,17,19.8,24.7,26,23.7,19.5,15.1,9.7,4.4
1979,2.3,5.5,9.2,15.3,18.2,21.5,25.4,22.2,20.4,16.6,7.3,4.7
1980,5.9,6.6,9.3,12.8,18.6,26.5,27.4,24.4,20.8,13.8,7,6.6
1981,5.6,6.9,9.5,14.8,19,24.2,25,22.4,20.2,15.2,11,8.3
1982,5.2,6.3,12.3,15.4,18.3,23.9,25.6,25.2,22.3,14.3,8.1,3.8
1983,3.7,6.6,10.1,11.3,18.7,22.4,25.4,24.8,22.7,16.5,10.4,3.7
1984,3.5,6.3,10.1,14.4,20.6,23,23.9,23.4,19.2,14,10.1,6.5
1985,3.6,4.6,10.8,15.7,19.7,22.7,24.2,24.6,20.4,14.8,10.8,4.3
1986,6.7,8.1,11.6,16.8,19.2,22.1,23.9,23.5,20.5,14.5,7.8,4.1
1987,4.2,6.4,8,12.4,17.9,21.9,24.3,23.6,19.3,16.5,9.2,4.7
1988,3.2,6.1,9,13.5,18.9,22.9,23.9,23.3,20.2,16,10.2,4.6
1989,5.5,6.1,11.7,16.3,21.1,24,25.3,23.7,19.8,15.9,9.9,2.4
1990,5.4,7.2,10.1,15.1,19.4,26.9,23.6,21.7,21.3,15.2,10.4,5.4
1991,4.1,7.2,11.3,15.3,20.4,23.4,23.3,23.3,18.5,16.2,7.5,5.7
1992,4.1,7.1,11.1,15.1,18.1,23.5,25.7,23.9,21.6,16.5,6.7,4.9
1993,6.4,6.5,10.7,15.2,19.2,23.6,26.2,23.6,20.8,15,8.4,6.5
1994,5.5,6.2,10.8,15.3,20.1,26.5,26.8,25.5,21.4,16,10.5,7.4
1995,5.9,9.8,10.6,14.2,19.5,23.2,25.5,25,20.7,16.2,10.8,6.4
1996,6,8.7,9.1,14.9,22.7,25.6,25.9,23.7,20.3,15.7,9.6,6.6
1997,4.5,5.3,11.6,12.6,19.6,23.2,25.2,24.3,22.4,15.2,8.3,2.7
1998,6.2,6.5,9.1,12.7,21.4,25.2,26.3,23.8,23.5,16.7,10.7,5.5
1999,7.4,9.4,10.9,14.5,19.8,23,24.5,24.7,20.9,15.2,11.5,4.9
2000,7.5,10,11.3,17,23.1,23.3,26.2,24.8,22.7,14.8,6.2,4
2001,4,7.1,9.7,16,21.1,25.2,26.7,24.2,21.5,16.7,10.4,4.7
2002,6.2,5.6,10,17.4,20.6,25.5,24.8,25.8,21.7,14.8,8.5,4.9
2003,6.9,6.8,10.4,15.7,21.2,23.4,26.2,25.5,21.6,17.5,10.6,5.7
2004,6.5,5.1,12.5,14.4,21.4,23.8,24.9,22.8,20.1,16,7.9,5
2005,7.5,7.2,9.8,14.7,20,25,25.9,23.2,22.6,15.6,10.6,6.4
2006,8.3,8,11.8,17.9,22.4,25.2,25.9,23.4,18.9,15.3,10.9,4.9
2007,3.6,7.2,12.1,14,18.9,23.4,24.2,24.8,22.2,17.4,10.4,5.9
2008,5.5,8.7,11,15.4,20.5,26,24.1,23,19.1,15.7,9.9,6.6
2009,6.9,9.3,12.4,15.6,21.3,24.5,26.6,25.4,20.6,15,10.6,4
