1901,5.9,3.4,6.6,12.5,16.4,18.8,22.9,21,18.7,13.9,9.2,6.3
1902,7.1,4.3,9.7,12.3,11.9,17.5,19.1,18.5,17.7,12.1,9.4,5.8
1903,6.3,8.9,10.5,8.9,15.5,17.6,19.6,18.5,18.5,13.9,9.3,4.7
1904,5.5,5.8,7.2,12.6,15.1,18,21.6,20.6,17.2,13.5,9,7.9
1905,5.8,6.9,10,10.2,15.5,19.8,21.6,19.5,16.8,10.6,8.2,7.2
1906,7.4,5.9,7.8,11.3,14.3,17.6,20.3,20.9,18.9,15.1,10.9,5.2
1907,6,4.7,9.8,10.8,15.1,16,18,18.6,18.8,14.2,9.9,7.2
1908,4.3,7.3,7,9.6,15.7,18.8,19.8,19,17.4,15.1,9.1,5.5
1909,5.4,5.3,6.2,12.8,15.5,16.1,17.7,19.7,16.6,14,8.3,6.6
1910,6.7,7.3,9.4,10.7,15.3,18.8,17.9,19.3,17.2,13.9,7.1,8.6
1911,5.9,7.3,8.3,10.4,17.2,18.6,22.4,23.1,19.3,13.5,9.2,8.5
1912,5.7,7.6,10.1,13,15.4,17.8,21.3,17.1,15.1,12.8,9.1,9
1913,6.2,7.4,9.6,11.5,15.3,17.4,17.9,19.4,18.1,14.5,12,7.9
1914,4.8,8.9,9.1,13.6,14.6,17.8,20.3,20.9,18.3,13.4,9.1,7.8
1915,6.3,6.5,7.7,10.9,16,19.4,19,19.6,18.4,12.2,7,8.4
1916,9.8,6.7,7.3,12.2,16.2,15.7,18.9,20.4,17.5,13.9,10,6.3
1917,3.8,3.3,5.8,8,17.3,20.5,20.5,19.5,18.7,12.4,10.9,4.8
1918,6.1,7.6,8.6,10.3,17.3,17.3,19.8,20,16,12.5,8.5,9.1
1919,5.3,4.1,6.8,9.9,17.2,17.6,17.1,19.7,18,11.8,5.7,7.4
1920,7.2,8.8,10.3,11.2,15.8,18.6,18.6,17.7,17.3,13.6,8.5,5.5
1921,8.9,7.3,10.4,12.5,16.3,18.8,22.7,20.1,19.1,17.2,6.8,7.9
1922,5,5.8,7.7,9.5,15.9,18,17.5,17.9,16.1,11.5,9.1,7.8
1923,8.1,6.4,9.7,10.6,12.8,14.2,21.4,19.3,17.1,13.6,7.2,5.5
1924,4.9,4.9,7.4,9.6,15,17.3,19.6,17.4,16.8,13.5,9.1,7.7
1925,7.6,7.7,7.4,11.2,15.4,19,21.2,19.1,15.4,13.9,6.7,5.3
1926,6.2,8.2,9.2,12.6,13.2,17,20.2,19.7,18.4,12.1,9.1,6.6
1927,7.1,6.8,10,10.8,14.4,15.9,19.5,19.6,16.8,14,7.9,2.9
1928,7.2,8.5,8.4,11.8,14.3,16.6,20.4,19.5,17.7,13.7,10.8,6.3
1929,2.8,0.6,7.8,9,15.3,16.8,20.5,19.8,20.9,13.7,9.8,8.4
1930,8.1,4.9,8.3,11.4,14.1,19.7,19,20,17.9,14,10,6.4
1931,6.2,5.8,7.1,10.8,15.7,18,19.3,18.5,15.7,13.6,10.3,7.7
1932,8.3,6.1,8,9.9,14.1,18.2,20.3,21.8,18,12.9,8.9,7.5
1933,4.3,6.6,11.4,12.1,15.3,18.9,21.6,21.7,19.3,13.9,8.2,3.2
1934,6.3,7.1,8.3,12.3,15.1,19,21.9,20.3,19.9,14.2,9.3,9.9
1935,6.8,7.6,9.5,10.7,14.3,18.7,21.5,21.3,17.8,13,10.1,5.9
1936,7.1,5.4,9.6,9.5,15.7,19.4,19.3,20.3,18.4,13,8.6,7.2
1937,7.1,7.7,6.9,11.5,16.6,18.6,19.8,20.9,17.7,14.4,8.8,5.4
1938,8.1,7.3,12.1,10.7,14.2,18.3,19.3,20.8,18.9,13.9,11.6,5.3
1939,6.8,7.6,8.5,12.2,14.9,19.2,19.7,21,18.9,12,10.7,5.6
1940,1,3.6,8.7,11.7,17,20,19.2,19.2,17.2,13.2,10.4,5.5
1941,1.7,5.3,8.2,9.9,13,19,22,18.3,18.5,14,8.6,8.3
1942,1.8,1.3,6.9,12.8,15.1,18.3,19.2,21,18.5,14.7,9.3,8
1943,6.6,8.7,10.8,13.9,16.5,17.8,20.5,19.8,17.9,14.8,8.9,5.6
1944,8.3,5.6,7.9,12.9,15.5,16.9,19.8,21.9,17.1,12.2,9.2,6.3
1945,2.1,9.4,11.3,13.6,16.2,18.8,21.3,19.6,18.3,15.6,9.2,7.6
1946,4.3,7.8,8,13.7,15.6,16.5,20.3,18.9,17.9,13.1,10.3,4.7
1947,3.6,0.1,6,11.9,17.5,19.7,21.2,24.1,20.2,14.9,10.7,7.6
1948,8,7,11.6,13.5,16.7,18.5,20.2,19.6,18.6,14.3,10,7.7
1949,8.1,8.8,8.4,14.4,15.2,19.3,21.8,22,21.5,16.4,9.8,8.8
1950,6.3,8.9,10.9,11.3,16,21.1,21.3,21.4,17.4,13.9,9.4,4.2
1951,6.5,6.9,7.8,11.1,14.3,18,21,19.7,19.2,14.1,11.7,8.9
1952,6.1,6.6,9.3,14.1,17.7,18.9,21.2,21,15.9,12.8,7.2,5.9
1953,5.6,6.9,9.9,11.8,16.9,17.7,20,21.2,18.5,14.7,11.4,9.2
1954,5.3,4,8.9,11.4,16.3,17.4,18,18.8,17.4,15.6,10.6,9.4
1955,4.9,4.3,6.6,12.6,13.6,17.8,21.5,22.4,19.5,14.1,10.7,8.8
1956,5.9,0.8,9.4,10,16.7,16.3,19.4,17.7,18.7,13.8,9.3,8.2
1957,8.2,8.6,12.2,12.5,15.1,20.2,20.7,19.5,16.5,14.8,9.4,7.3
1958,6.2,8.1,6.6,10.7,15.4,17.5,20,20.2,19.5,14.3,9.2,7.8
1959,5.4,6.4,10.4,13.4,16.8,20,22.8,22.4,21.1,16.8,9.7,8.2
1960,6.8,7,8.7,12.4,16.7,20.5,18.9,19.4,17.5,13.8,10.7,6.6
1961,5.7,9.8,12.3,13.2,14.6,19.3,19.5,20.4,19.3,15.3,9,5.1
1962,7.6,7.9,6,11.2,13.7,18,18.1,19.2,17.1,14.8,8.1,4.5
1963,-0.2,0.4,8.1,11.7,14.2,18.1,19.1,18.6,17.5,14.5,11.3,4.6
1964,4.9,7.1,5.4,12.1,17.9,18.4,20.7,20.6,18.9,12.8,10.1,6.5
1965,6.2,6,7.9,11.5,15.1,18,17.9,19.1,17.1,14.3,7.1,7.8
1966,3.9,7.6,10.2,10.1,15.6,19.3,19.1,19.3,18.2,13.9,8.3,8.4
1967,6.8,8.6,11.3,11,15,17.8,21.4,20.6,17.7,15.1,9.3,7.6
1968,6.8,4.9,10.3,12.3,14.1,18.7,19,19.5,17.9,15.7,8.3,4.3
1969,7.8,3.8,5.1,11.4,15,17.6,21.1,20,17.8,16.4,9.6,3.8
1970,4.9,6.5,7.3,10.3,16.4,19.8,19.7,19.8,18.4,14.8,11,6.9
1971,6.2,8,7.6,10.4,15.7,16.1,20.9,20.2,18.7,15.2,9.9,9
1972,4.9,6.4,10,11.6,14.8,16.7,19.3,19.6,15.8,13.2,10.3,7.6
1973,6.7,8.1,10.1,10.6,15,19.3,19.7,20,18.2,12.8,9.4,7.4
1974,8.5,8.6,8.1,10.8,14.5,16.9,19.3,19.3,16.2,11,9.4,10.3
1975,9.5,6.5,7,11.2,12.9,18.2,21,23.2,18.4,13.1,9,8.4
1976,8.3,6.4,6.9,11.2,16.4,21.5,22.5,21.5,17,14,9.5,4.8
1977,5.5,7.7,10,11.3,14.6,16.7,20.1,19.6,17.8,15.3,10.1,8.1
1978,6.6,4.8,10.5,9.2,13.9,18,18.3,19.1,18.8,15.6,11.3,5.2
1979,2,2.8,7.8,11.4,15.1,18.1,20,19.5,18.4,14.4,10.6,8.5
1980,4.4,8.2,7.9,12,14.6,18.3,18.5,20.3,19.2,13.4,8.8,8.1
1981,7.3,5.8,10.7,10.6,15.6,17.3,19.6,20.5,19.2,12.6,10.7,2.7
1982,5,6.7,9.3,11.7,16.6,19.3,20.5,20.9,19.2,13.9,11,7.9
1983,10,4.4,10.2,11.7,13.7,19.1,23.1,21.8,17.8,15.2,10,7.7
1984,6.8,5.7,6.9,11.5,13.9,18,20.2,23,18.1,16,10.7,8.1
1985,2.8,3.9,7.5,11.9,14.2,16.3,20.6,19.3,18.8,15,7.2,8.8
1986,6,0.4,8.2,9.6,16.6,19,21.1,18.7,16.5,15.3,11.5,9.2
1987,2.1,6.2,6.6,14.2,13.9,16.5,20.1,20,18.6,13.9,9.6,7.9
1988,8.3,8.3,9.2,11.5,15.8,17.2,19.4,20.6,17.7,14,9.4,9.8
1989,8.8,9.3,11.7,9.7,18.1,19.4,22.2,21.8,19.1,15.6,9.7,7.9
1990,9,11,12.4,12.9,17.5,18.2,21.4,23.5,18.2,15.2,9.6,7.2
1991,5.8,4,11.7,11.7,13.9,16,22.3,22.3,19.4,13.7,9.5,8
1992,6,9.2,10.3,12.5,18.4,20,20.9,20.9,17.8,11.8,11.7,6.7
1993,8.7,6.6,9.6,13.5,16,19,20,19.1,16.1,12,6.7,8.6
1994,8.5,5.5,11.4,12.1,14.2,19,23.4,20.9,17,13.5,12.6,9.7
1995,7.8,10.4,9.6,13.3,17,17.5,23.2,23.3,18,17,10.4,3.6
1996,4.1,4.7,6.3,13,13,19.1,21.1,21.5,17.6,15.3,9.5,5
1997,4,9.5,11.6,12.2,16,18.2,21,24.4,18.7,14.3,10.5,8.4
1998,8.2,10.6,11.1,11.5,17.3,18.2,19.4,20.8,18,13.3,8,7.9
1999,8.4,7.9,10.6,13.2,17.1,18,22.4,20.7,20.7,14.4,10.7,7.7
2000,7.9,9.5,10.5,12.1,16.6,18.7,18.2,21.6,18.9,14.1,10.2,8.1
2001,5.9,8.2,7.9,11.1,17,18.4,21.8,21.7,17,17,11,6.6
2002,7.6,10.4,11,13.6,15.9,19.2,20.6,21.9,18.9,13.4,11,6.7
2003,6.6,6.5,11.5,14.3,16.9,21.1,22.1,23.4,20,13.3,10.9,7.7
2004,7.3,8.2,9.7,13.8,16.2,19.6,20.3,22,19.2,14.5,10.4,8.2
2005,8.8,6.6,9.8,13.2,15.6,20.1,20.6,20.5,19.8,16.4,10.5,7.7
2006,5.7,6.3,7.6,12,16.4,20.2,25.5,20.2,21.3,16.8,12,9.2
2007,10,9.2,11.2,16.1,16.1,19.4,19.7,20.5,18.5,14.5,10.9,7.5
2008,9.2,9.3,9.3,12.1,18.1,18.9,21.1,20.7,17.8,14.2,10.1,6.3
2009,5.4,6.8,10.7,14.6,16.9,19.2,21.3,22.4,19.2,14.9,11.7,5.9
