1901,4.5,2,8.5,15,19.2,22.9,25.4,26.3,21.4,17.2,10.1,4.9
1902,5.3,4.9,10.8,14.9,20.6,23.4,26.5,25.9,21.4,17,12.2,6.2
1903,2.7,4.1,9.4,14.7,19.6,22.9,25.4,27.1,22.3,16.9,9.8,4.4
1904,3.4,6.5,8.4,14.6,19.6,23.6,26.3,25.8,21.6,16.5,9.7,4.4
1905,5.7,2,7,12.8,19.3,25,27.4,25.9,22.3,16.7,11,6.6
1906,3.4,2.9,9.1,15,19.5,23.6,26.8,25.9,22.2,16.8,9.4,6.8
1907,4.9,2.3,7.5,14.3,20.2,22.7,24.4,27.1,21.7,17.5,10.4,6.1
1908,3.9,3.6,8.1,12.6,19.9,23.9,26.6,27.1,22.3,17,10.4,6.9
1909,2.4,4.9,7.4,15.7,19.9,22,26.9,26.9,24,17,11.5,4.6
1910,2.8,3.1,8.3,12.7,18.4,23.7,27.2,26.7,21.8,16.8,10.8,3.3
1911,2.7,4.1,8.8,15.2,18.5,22.2,26,26,23.5,16.3,10.6,4.4
1912,2.8,7,7.7,16,20.3,24.7,26.8,25.8,21.1,16.3,8.7,3.8
1913,3.4,4.7,8,13.4,19.4,23.7,25.4,27.6,21.9,17.6,10.6,4.1
1914,6.3,6.6,10.4,14.4,18.7,24.6,28.8,26.7,21.6,17.7,11.2,5.5
1915,3.3,4.7,9.4,13.1,20.6,23.8,26.3,26.1,21.5,17.6,11.5,7.3
1916,4.1,4.5,8.1,15,19.6,23.6,25.8,25.6,22.5,16.2,10.3,4.1
1917,0.7,4.5,8.1,15.1,19,23.7,26.2,26.2,23.4,16.4,9,3
1918,1.4,4.9,8.6,14.5,19.5,22.9,25.7,26.5,22.4,17.3,10.3,4.9
1919,2.4,5.4,10.6,16.9,20.8,24.1,25.4,27.1,21.4,16.7,10.3,4.9
1920,4.5,2,8.1,14.1,19.6,23.4,26.7,26.6,23,17.3,12.1,6.7
1921,2.4,6.5,8.3,14.1,19.6,22.3,27.5,26,23.4,15.8,10.9,6.5
1922,3,6.3,9.5,15.1,19.6,24.2,26.8,27.1,22.6,17.4,10.4,5.6
1923,3,3.5,11.1,14.4,20.6,23.5,26.3,27.1,22.2,16.7,11.6,5.7
1924,4.4,4.5,7.4,16,18.4,23.1,26.5,26.9,23,17,9.9,5.6
1925,2.2,3.8,9.7,13.1,20.3,25.5,27.2,26,22.4,17.2,12.3,5.5
1926,4.2,4.8,10.1,15.1,21.7,22.4,26.6,28.5,23.6,15.8,11,5.1
1927,4.2,4.2,7.8,15.3,20.2,23.7,27.5,27.2,23.5,16.8,12.3,7.6
1928,3.7,4.9,10.1,16.1,21.2,23.4,27.1,25.5,22.6,16.2,10.8,5.4
1929,3,4.1,10.5,17.5,21.3,24.8,27.2,27.9,23.1,17.8,10.7,3
1930,-0.2,7.5,10.4,14.4,19.7,22.8,27.3,25.9,20.6,16.5,9.8,6.4
1931,2.8,2.8,10.1,14.1,17.9,23.4,25,27.4,20.6,15.8,11.7,4.9
1932,5.4,3.3,10,15,19.1,22.5,27.7,26.9,20.9,16,11.2,5.6
1933,-0.7,4,7.9,12.9,20.6,23,26.3,27.4,23.7,17.1,11.6,7.5
1934,1.5,5.2,8.4,11.8,20.5,23.4,28.5,29.3,22.6,14.5,10.4,7.6
1935,5.7,7.2,12.1,13.3,20.4,23.6,28.5,26.9,23.2,19.3,12.2,2.4
1936,4,5,7,15.6,19.8,25.2,26.9,26.5,23.7,19.4,11.7,5.6
1937,3.8,5,9.1,15.4,20.2,22.8,27.4,27.2,24.5,18.1,10.3,6.3
1938,2.1,5.5,9.4,17.7,21.7,24.7,27.1,27,23,19.2,11.2,6.5
1939,3.9,5.1,9.8,14.4,21.1,24.3,26.6,27,22.9,18.3,10.5,6.1
1940,4.5,4.7,8.9,15.9,20.1,24.1,28.1,26.5,22.3,17.9,11.9,7.7
1941,5.4,5.4,10.7,16.1,20.6,24.9,26.1,26.3,21.8,18.4,11.8,7.2
1942,4,3.4,11.5,15.8,19.6,22.9,28.3,27.8,23.6,17.4,11.9,5.3
1943,2.1,4.6,10.7,15.3,21.5,23.9,26.6,27.4,23.5,17.9,11.9,7.1
1944,5,5.1,10.3,15.6,20.8,24.5,29.1,27.2,23.5,17.1,12.1,1.1
1945,1.7,3.1,8.9,16.3,21.3,24.4,28.2,28,24.1,17.3,14.1,6.2
1946,5.5,8,9.2,18.1,20.5,25.2,27.2,28,24,17,12.5,4.2
1947,4.3,3.9,10.7,16.9,20,23.6,28,28,24.1,16,12.4,5.1
1948,4.1,6,9.8,17.5,19.4,24.9,27.5,28.2,23.9,17.7,10.6,8.1
1949,3.9,6.7,9.6,15.3,21.2,23.3,27.3,26.5,24.4,18,11.7,7
1950,5.9,4.4,10.1,15.8,21.3,24.9,28.2,27.2,21.9,17.5,10,4.6
1951,2.6,4.6,7.7,13.6,21.5,24.1,26.7,29.7,22.4,19.2,11.1,7.7
1952,4.4,2.4,7.1,16.5,20.8,25.6,27.8,26.9,23.4,15.9,12.7,3.8
1953,3.4,5.3,9.9,14.7,21.9,25.1,29.9,29.4,21.8,18,10.5,6.2
1954,3.6,5.3,8.4,15.2,19.7,22.9,25.3,27.4,24.1,16.9,13.8,2.2
1955,0.4,6.9,8.3,15.1,20.5,23.6,27.2,27.2,25,17.1,10.7,8.5
1956,2.9,5.4,8.1,16.5,18.5,25.5,29,26.5,22.6,16.7,9.4,4.3
1957,3.5,1.3,8.8,15.9,19,23.6,27.7,26.4,21,16.4,12.7,6.7
1958,2.7,5.4,10.8,16.7,18.3,25.3,29,25.6,22.1,14.5,10.9,7.3
1959,2.7,5.1,12.1,15.9,18.8,24.2,27.9,28.7,23.3,18.3,10.3,5.8
1960,3.8,7.8,11.3,14.8,18.7,25.1,28,26.8,23.8,17,11.2,4.2
1961,3.1,5.6,9.5,16.1,20,25.8,29.1,27.5,22.6,17.3,12.5,6
1962,2.2,7.1,9.1,13.8,19.5,23.4,27.9,26.4,22.6,16.1,10,6
1963,2.2,5.2,9.9,14.7,21,23.3,26.8,26.4,23.2,16.3,11.6,5.6
1964,3.6,-0.2,9.6,17.3,19.5,23,28.1,27.1,24.2,17.1,11,5.4
1965,5.1,5.8,8.3,13.1,20.6,22.6,27.1,25.1,21.4,17,11.9,3.7
1966,4.3,6.2,10.2,14.7,19.5,23.3,27.1,28.3,21.2,17.5,11.2,3.4
1967,2.3,4,9.4,14,20.8,24.9,27.6,29.6,22.9,16.5,9.4,1.7
1968,2.8,2.5,9.6,15,19.4,24,26.1,26.5,23.1,15.7,12.7,8
1969,1.7,-0.2,8.2,15.4,21.1,22.3,25.7,26.4,23.7,17.4,9.3,4.6
1970,1.6,5.7,5.8,14,20,22,26.2,27.6,22,17.2,10.2,5.7
1971,3.6,4.2,8,15.4,19.9,25.3,29.6,27.7,22.2,15.1,11.1,5.3
1972,3.9,1.2,10.6,14.3,20,24.7,26.5,26.3,21.5,16.5,11.4,5.9
1973,4,6.3,10.5,16.6,18.9,23.5,27,28.3,21,16.7,11.9,5.7
1974,2.8,3.9,9.5,17.2,21.2,23.2,25.8,25.9,23,16.7,12.2,3.9
1975,4.9,6,9.7,15.1,18.7,23.5,27,27.3,25,17.5,10.7,3.8
1976,4,7,8.5,14.9,20.9,23.6,26.6,28.4,22,17.6,8.1,5.9
1977,-0.5,3.7,10.8,16.9,19.2,23.5,27.6,25.7,22.2,19.1,11,7.7
1978,4.3,5,9,16,20.8,24.1,29.4,29,23.2,17.3,10.9,6.9
1979,4.4,8,9.8,15.3,19.3,24.9,27.7,27.6,21.9,18.2,10.4,7.5
1980,3.7,3.9,7.3,14.6,20.4,24.5,26.3,23.8,21.1,17.8,12.9,5.8
1981,1.9,5.1,11,15.8,20.4,24.8,27.7,27.5,21.6,14.5,9.3,5
1982,4.4,4.7,9.3,15.2,21.8,23.3,26.4,26.1,21.3,18.9,11.9,5
1983,3.6,5.4,9.1,15.7,21.5,23.2,26.4,27.7,24.1,17.4,11.4,5.7
1984,1.2,1.9,9.6,14.6,19.3,24.9,27.6,27.4,22.3,17.4,12.9,3.8
1985,3.7,5.1,6.8,16.5,21.7,23.7,27.6,28,23.5,17.2,11.3,3.5
1986,4.3,4.8,9.7,15.5,21.7,24.2,27.3,26.8,22.4,16.4,10.4,6.3
1987,5.4,6.5,8.6,15.1,20.7,22.6,26.2,27.5,22.7,18.4,11.4,6.3
1988,3.8,3.9,7.3,16.5,20.7,24.7,29.7,26.2,21.8,17.6,11.6,7.2
1989,3.9,4.8,9.6,15.3,19.6,23.7,26.1,26.3,22.6,17.5,10.9,6.7
1990,3.8,4.8,11.2,15.3,20.2,24.9,28.6,27.4,22.8,17.2,12.8,5.6
1991,3.9,6.4,8.2,14.5,19.9,24.3,28.1,26.7,23,17,11.3,5.6
1992,4.5,6.5,7.9,16.6,20.5,23.4,26.9,26.6,22.9,16.2,10.9,7.1
1993,2.5,7.4,9.8,15.6,19.5,23.8,25.2,25.8,23.2,17.1,10.9,5.3
1994,4.3,5.3,8.2,16.8,22.2,24.4,27.9,27.5,22.1,16.9,13.4,6.4
1995,3.5,6.1,10.4,14.9,20.7,23.1,27.2,26.8,23.4,17.9,11.5,5.7
1996,3.8,4.8,8.1,14.1,20.2,24.4,26.5,26.6,23.8,17.8,10.8,6.6
1997,3.9,6.3,11.8,15.9,21.9,23.9,26.2,26.3,21.1,17.9,11.2,6.1
1998,3,7.5,9.1,18.5,21.1,23.1,27.5,27.8,23.4,19.3,14,7.6
1999,5.7,8.3,9.3,16.3,20.5,24,25.9,25.4,24.3,18,11.8,6.8
2000,3.3,4.4,10.8,16,21.7,24.2,28,26.6,23.1,17.3,10.1,7
2001,4.6,6.6,10.7,15.5,21.5,24,28.3,25.5,23.5,18.7,11.6,4.6
2002,6.9,8.5,12.1,16.5,19.4,25.1,27,25.9,22.8,17.1,11.5,5.5
2003,3.8,6.9,9.9,16,20.7,24.2,28.5,27.5,24.5,17.4,11.9,6
2004,6.1,9.4,10,17.5,21.4,24.1,28,26.6,23,18.1,13.4,7.4
2005,2.2,3.4,9.3,18,21.2,25.7,28.1,26.2,24.7,17.6,13.8,4.9
2006,4.8,5,11.4,17.6,21.1,25,27.9,28.3,22.2,20.1,13.2,6.2
2007,4.3,9.6,12.1,16.4,22.8,24.7,28.2,28,23.1,18.8,12,7.4
2008,2.1,3.6,12.4,16.5,22.3,23.4,28.1,26.8,24.5,19.1,11.7,6.8
2009,3.3,8.6,10.4,17,21.7,26,27.4,26.9,23.9,20.2,9.1,5.4
