1901,4.1,0.3,4.6,9.4,11.8,17.2,18.6,18.2,15.9,11.6,6,4.4
1902,4.7,4.7,7.5,10.8,9.5,14.5,18.7,18.5,15.6,11.1,7.3,5.8
1903,4.7,5.3,6.9,6.8,12.3,14.4,17.9,18.4,16,12.7,7.6,5.3
1904,4.8,5,6.3,10.5,13.5,17.3,20.8,19.4,14.5,11.7,6.4,5.7
1905,2.4,3.1,6.6,9.5,10.7,16.1,20.9,18.6,16,9.3,7.2,5
1906,4.2,2.5,5.2,8.2,11.9,16.6,18.4,19.4,16.2,13.4,8.3,3.4
1907,2.6,2,5.6,7.6,11.7,15.5,17.3,19.1,17,12.8,9.5,7.9
1908,4.2,4.4,5.2,7.4,14,16.3,18.2,17.6,14.9,12.7,7.8,5.7
1909,3.2,1.6,4.4,9.9,12.1,13.9,16.8,18.3,14.7,13.1,6.2,6.9
1910,4.5,4.6,6.5,8,10.6,15.8,16.7,17.8,14.2,12.4,6.7,6.9
1911,2.7,4.2,6.5,7.8,12.3,15.7,20.5,21.1,17.5,12.3,9.6,7.6
1912,6,7,8.4,7.9,12.8,15.3,17.8,16.3,13,11.1,4.8,5.6
1913,6.5,4.6,7.2,7.8,12.1,16.3,16.5,18,15.6,13.4,9.5,4.8
1914,1.2,6.2,6.5,10.4,11.2,14.4,17.3,17.6,15.3,11,7.3,6.6
1915,3.5,3.6,5.8,7.9,13.6,17,17.8,17.8,14.5,10,6.2,7.6
1916,5.7,5.1,6.3,9.4,13.2,15.1,18.1,18.7,14.5,11.2,8.4,6.3
1917,2.6,3.1,4.4,7,13.7,16.9,18.7,18,17.3,10.1,6.5,3.5
1918,4.6,4.6,5.9,7.8,12.5,14.5,18.5,18.2,17.2,10,8.5,6.8
1919,4.4,4.2,6.3,8,12.3,16.5,16.3,19.3,17,9.4,5.4,6.2
1920,6.1,6.7,7.7,9.5,15.5,15.8,18.4,17.6,16.1,12,7.8,5.2
1921,5.9,4,6.2,7.9,13,16.1,19.9,18.8,17.7,14.7,7.2,4.7
1922,4,4.4,7.3,7.8,14.2,16.6,17.4,19.7,14,11.4,5.6,4.4
1923,2.7,5.7,6.6,9,12,13.5,21,20.7,16.1,14.1,8.4,4.4
1924,3.9,2.2,6.3,9.2,14.3,16.2,19.9,16.4,16.3,12,9,6.3
1925,5.4,4.9,3.4,8.7,12,17.3,18.2,18.5,14.7,12.6,6.7,4.3
1926,3.5,7.4,7.2,9.6,10.7,14.6,18.5,19,18.4,13.9,10.4,3.4
1927,4.2,3.8,6.7,9.3,13.2,16.3,19.1,18.9,15.9,11.9,8.6,5.8
1928,4.7,5.5,6.5,8.8,10.3,15.8,21,20.2,16.8,11.9,8.1,4
1929,1,-0.4,5.7,7.7,12.1,17,19.5,18.6,18.4,12.3,7.5,6
1930,6.2,3.7,7,8.5,11.1,17.4,18.4,18.3,17.1,12.3,9.2,5.2
1931,3.6,2.2,6.2,7.9,12.8,17.9,18.7,18.2,13,11.8,8.6,2.9
1932,5.1,0.3,5,7,11.1,14.2,16.2,20.4,18.5,11.7,8.7,8.2
1933,2.7,3.2,7,8.9,12.1,13.9,19.1,19.9,17.5,13.1,6.4,1.7
1934,2.9,3,5.9,8.8,13.2,16,19.6,17.8,16.3,11.4,6.6,7.5
1935,1.5,4.4,5.7,8.4,10.1,16.7,19.9,17.4,16.9,11.6,8.8,4.6
1936,7,5.1,7.1,8,11.6,15.4,18.6,18.8,16.8,8.4,7.8,5.5
1937,5.8,6.5,5.6,9,13,17.2,19.9,19.4,16.2,12.5,7.7,3.6
1938,2.8,3.2,7.3,7,10.7,16.5,18.8,18.6,15.7,12.3,9.6,4.6
1939,5.3,4.7,4.3,9.1,9.9,15.5,18.1,18.4,15.5,12,9.1,4.6
1940,0.6,4.1,6.5,8.8,12.4,15.1,17.6,17.9,16.3,11.5,7.9,0.6
1941,1.6,4,6.6,7.3,9.8,15.6,19.5,17.7,15.1,11,7.1,3.1
1942,0.1,0.5,8,9.7,12.8,17.3,19,19.4,18.2,14.2,6.4,5.4
1943,4.8,5.4,7.8,10.9,13.7,16.8,19.8,20.8,17.6,13.9,6.6,5.8
1944,4.2,3.1,5.9,10.8,13.7,16.6,19.4,21.5,16.5,11,7.3,4
1945,-0.1,4.8,8.6,11.3,14.7,18.8,22,19.3,17.1,12.7,6.8,5.3
1946,3.4,5.6,5.9,10.7,12.1,15.4,19.5,19.4,17.2,12,7.1,2.5
1947,0.6,3.1,6.9,9.5,13.9,17.9,20.6,20.6,17.4,12.9,8.6,3.2
1948,5.5,4.6,7.9,9.4,13,15.9,17.1,18.8,15.7,12.4,7.7,6
1949,4.5,2.2,4.3,10.4,11.6,16,19.8,20.1,19.5,13.9,6.3,5.7
1950,3.1,5.6,6.4,7.3,13,18.2,21.7,19.9,16,12.1,7.7,2.7
1951,4.4,4.7,5.4,8.8,11,16.1,18.7,18.5,17.5,11.2,8.8,4.8
1952,2.4,2.5,7.2,10.2,13,18.4,21.5,19.4,14.9,11.5,6.2,4.5
1953,1,2.1,6,9.5,14.2,15.2,19.1,19,16.9,12.8,7.5,8.1
1954,1.7,2.7,6.8,8.2,11.9,16.9,17.7,17.3,16.6,11.3,8.4,6.2
1955,6.6,4.6,5.2,9.4,12.8,16.2,19.5,18.9,16.3,11.1,7.3,6.5
1956,4.8,-1.5,5.6,7.8,13.3,14.9,18.4,18.9,16.9,10.8,5.6,4.5
1957,2.7,6.2,7.8,9,11.3,15.8,19.2,18.3,15.5,12.1,7.9,5.1
1958,4,5.2,4.6,7.2,13.6,15.7,18.4,19,17.6,12,7.8,5.7
1959,4.1,5.2,8.2,9,12.9,16.8,20.5,19,16.5,11.8,6.8,6.2
1960,3.3,5,7,8.9,13.5,17.6,18.2,17.6,14.6,11.2,8,4.3
1961,3.4,6.4,7.1,11,12.3,16.7,19.1,18.8,18.7,12.8,7.3,5.5
1962,5.9,3.4,4.2,9.1,11.6,15.9,18.9,19.5,16.6,12.6,6,2.3
1963,0.9,1.1,6,9.2,12.8,15.8,20.3,17.8,15.7,12.1,9.7,3.9
1964,2.9,4.8,6.2,9.5,14.2,17.8,20.5,19.1,17.1,10.7,7.9,4.6
1965,4,1.4,6,8.9,12.5,15.9,18.2,18,14.4,13.1,7.9,5.8
1966,3.4,6.8,5.9,10,13.1,17.2,17.5,17.5,16.6,13.6,5.6,4.8
1967,3.5,4.7,7.6,9.1,12.8,15.6,20.5,19.5,15.8,13.8,8.9,3.3
1968,2.7,5.1,6.6,9.7,12.5,15.9,19.2,17.4,15.4,13.4,7.7,4.8
1969,4,2.3,6.2,8.9,12.7,14.6,19,19,16.2,13.4,7.8,2.1
1970,5,4.3,4.5,8,11.9,17.5,18.9,19.2,17.3,11.8,8.6,3.6
1971,3.2,3.9,3.1,10.2,13,15.5,20.2,20.8,16.5,12.7,6.3,5.4
1972,4.4,6.2,7.3,8.5,11.6,15,18.8,17.6,13.8,11.4,8.8,5.6
1973,3.9,3.3,5.4,7.4,13.3,17.2,19.7,20.7,17.5,11.4,7.4,4.5
1974,6,5.3,7.1,8.5,12.2,16.1,18.7,19.7,15.6,8.2,7.4,5.9
1975,5.8,4.8,5.3,8.8,12.2,15.5,19.6,19.7,17,10.9,7.2,4.7
1976,3.8,5.4,5.6,8.1,13.5,17.9,19.9,18.1,14.8,11.4,6.6,5.5
1977,4.9,6.1,7.8,8.6,11.8,15.4,18.2,17.3,15.2,13.7,7.7,5.5
1978,3.9,4,7.1,7.6,11.4,15.6,18.2,18.5,16.3,11.6,7.2,6.5
1979,3.1,4.8,6.7,8.1,13.1,17.8,19.6,18.7,16,12.8,6.4,5.9
1980,4,6.2,6.3,7.8,11.1,15.2,17.1,19.8,17.3,11.6,6.9,3
1981,2.9,2.9,7.6,9.9,12.3,17.1,18.3,19.9,17.3,12.3,7.1,5.4
1982,6,4.8,5.8,8.8,13.2,18,21.5,19.3,18.3,11.8,8.9,5.6
1983,4.6,2.4,6.4,9.2,12.2,16.9,22.2,19.9,17.6,12.4,8.8,4.9
1984,4.2,3,5.3,8.4,10.2,15.4,19.4,18.4,15.1,11.8,9.6,5.3
1985,0.1,4.7,5.4,9.7,11.8,16,20.5,19,18,13.7,5.4,6.2
1986,3.9,1.8,6.6,8,14.7,16.7,19.8,19.9,17.1,14,8.7,5.1
1987,1.6,4,4.6,9.3,11.3,16.1,20.4,20,18.7,13.6,7.7,6.4
1988,6.5,4.7,6.3,9.3,13.4,16,19.6,20.1,16.2,14,6.9,5.2
1989,4.5,5.5,8.6,8.8,14.5,16.8,21.2,20.4,16.4,12.2,8,6.8
1990,4.3,8.6,8.1,8.8,14.8,17,19.8,20.2,16.6,13.7,7.1,2.7
1991,4.5,3.2,8.9,8.2,10.9,15.8,20.6,21.1,18.4,11.3,7.5,4.2
1992,4,4.7,7.1,9.2,14.7,15.4,19.5,21.1,16.6,10.7,8.4,7.1
1993,5.1,3.9,6,9.4,13.7,17.8,18.8,20.4,16,11.6,6.5,6.2
1994,4.8,4.9,8.5,8.4,13.8,17.1,22.2,21.7,16,12.2,9.9,6.7
1995,4,6.8,6.1,9.1,12.7,16,21.5,19.9,15.1,14.3,8.2,6
1996,6.8,3.6,6.1,9.6,13,17.8,19.4,19,14.4,12,7.9,6.5
1997,5.1,6.2,8.6,9.6,14.2,16.7,19.2,20.8,18.1,13.7,8.9,5.8
1998,5.3,5.8,7.2,8.9,14.3,17.7,20.8,20.5,16.4,11.9,5.4,4.4
1999,4.8,3.7,7.5,9.6,14.8,17.4,20.9,20.8,18.4,13.1,7,4.9
2000,3.5,6.1,7.5,9.6,15.4,18.6,18.9,20.6,17.5,12.7,8.2,7.6
2001,6,5.4,8.9,9.2,14.4,17.6,20.4,21.3,15.2,15.3,7.4,3.1
2002,3.8,6.4,8.5,10.4,13.2,18.6,19.7,19.3,16.1,12.8,9.7,6.7
2003,3.8,3.2,7.4,9.8,15.2,19.9,22,22.9,16.9,11.7,9,6.1
2004,4.4,4.4,6.2,9.6,12.6,18,20,20.6,17.7,14.3,7.4,6
2005,3.4,2.2,5.9,9.4,14.7,19.5,20.9,19.8,17,13.7,7.5,2.9
2006,3.5,4,6.7,10.6,14.3,18.2,23.4,19.3,17.9,14.8,10.4,6.4
2007,6.2,6.6,7.7,11.9,15,18.1,20,19.4,16.5,12.5,7.5,5.3
2008,6.1,5.7,7,9.6,14.4,17.9,20.4,20.6,16.5,13.3,7.9,4.9
2009,3.3,4.4,7.2,10.6,15.7,18.3,20.9,22,18.1,13.2,9.7,5.3
