1901,2.9,1.3,6.6,9.1,11.5,16,18.7,18.8,16.6,12.5,7.6,6.3
1902,4.2,6.8,6.7,11.2,9.8,14.3,19,18.5,16.8,12.5,8.1,5.3
1903,4.5,5,6.4,6.7,12.6,15,19.2,18.1,16.3,12.8,8.1,7.2
1904,5.7,6.1,7.5,10.1,12.5,17.5,21,19.4,15.1,11.8,6.2,5.4
1905,1.5,2.5,6.2,9,11.5,15.5,20.7,19.1,16.1,8.8,8.9,5.8
1906,3.4,2.8,5.2,8.1,11.6,15.4,18.2,19.7,16,12.7,8.9,4.4
1907,3.2,2.7,3.4,6.7,12.5,15.2,17.6,19.5,16.5,14.1,9.4,7.6
1908,2.9,4.8,5.1,6.7,13.8,16.5,17.9,18.2,14.1,11.9,7,5
1909,2.7,1.3,5.3,9,12,14.6,16.3,18.7,14.2,12.4,7.8,7.9
1910,5.4,5.1,5.9,8.7,10.7,15.2,16.9,18.1,14,12.7,7.2,7.6
1911,2.7,3,6.8,7.6,12.2,15.7,19.3,20.5,17.1,12.6,10.6,6.9
1912,6.2,6.9,6.5,7.4,13,15.4,18.8,17.5,14.2,11.1,6.7,5.8
1913,5.8,3.7,6.5,8,12.1,16.1,17.2,17.8,16.1,13.6,9.7,4.7
1914,1.7,5.3,6.5,9.7,11.6,14.8,18.4,17.9,15.6,10.9,7.5,6.7
1915,4.3,4.6,5.2,8,13.3,16.6,18.1,18,14.3,10.1,7.1,8.8
1916,5.4,5.3,7.5,8.8,13,16.1,18.3,18.2,14.4,10.7,9.2,7.5
1917,4.2,2.9,4.8,6.9,13.5,17.6,18.8,18.9,16.7,11.7,7.8,4.1
1918,3.8,3,5.5,9.3,12.3,15.1,18.3,18.2,17.7,11.1,7.5,6.4
1919,5,4,5.9,7.9,11.1,16.4,17.5,19.3,17.2,10,7.6,4.7
1920,5.5,5.1,6.7,9.3,15.2,16.4,19.7,18.6,16.4,12.7,9,6.3
1921,5.8,4.1,5.6,7.6,13.1,15.1,20.1,19.1,17,13.5,7.7,4.4
1922,4.2,4.5,7.4,8.3,13.7,17.3,18.3,19.7,14.4,11.9,6.4,4.5
1923,3.2,5.4,5.7,8.7,12.4,14.7,20.7,20.8,16.5,13.3,9.8,5.3
1924,3.8,3.3,6.5,9.3,14.4,16.8,20.4,18.2,16.6,12.2,8.2,6
1925,4.4,5.7,4.1,8.8,12.7,17.7,18.3,19.2,14.8,12.8,8.6,4.5
1926,4.1,7.6,7,9.6,11.4,14.5,18.4,18.3,18.3,14.5,12.5,4.7
1927,4.8,4,6.9,9.4,13.2,17.1,19.7,19.9,16,11.7,10.4,7.2
1928,5,5.6,7.3,9.6,11,16.9,20.6,21.3,18.1,12.3,9.3,4.9
1929,1.6,-0.5,5.5,8.6,14,17.1,19.8,18.9,17.7,13.9,9.5,6.1
1930,6,4.9,7.4,9.4,12.1,17.7,20.1,19.1,17.2,12,9.1,6.1
1931,6,4.4,6.1,8.3,12.6,18.3,18.9,19.4,15.2,12.8,10.3,5.8
1932,5.8,1.7,5.6,8.1,11.8,14.4,17,19.5,18.4,12.6,9.5,7.4
1933,4.4,5,6.7,9.7,11.5,13.6,18.5,19.4,17.2,13.9,8.8,3.9
1934,5,5,6.7,9.5,13.5,16,19,18.4,16.7,12.1,8.9,7.8
1935,2.2,3.4,5,7.6,9.9,17.3,19.3,18,16.2,13.9,10.4,6.3
1936,7.8,5.9,7.6,8.7,11.2,14.9,17.9,18,15.8,9.3,7.8,5.9
1937,4.6,6.3,6.6,8.1,12.4,16.5,18.1,17.9,15.5,13.2,9.5,5.4
1938,3.4,3.5,8,6.8,10.4,17,18.1,18.1,15.7,13.3,9.2,5.9
1939,6,5.7,4.3,9.3,9.1,15.2,18.3,18.9,14.9,12.4,8.8,6.3
1940,2.6,3.3,6.4,9.8,11.8,14.3,16.9,16.7,16,13,8.5,2.5
1941,4.4,4.9,6.1,8.3,10.7,16.1,19.8,19.2,14.7,11.3,8.3,3.1
1942,0.6,2.6,8.2,10.2,13.1,17.3,19.7,18.7,17.9,13.7,7.4,7.1
1943,2.7,5.3,7,9.1,13.4,16,20,21,18.7,14.4,7.7,7.1
1944,4,2.5,5.2,10.5,12.6,15.8,19,21.2,16.9,12.3,7.5,4.6
1945,0.6,3.6,7,11.1,14.3,19,21.3,19.3,16.4,11.2,6.7,5
1946,3.5,4.8,4.4,9.3,9.8,16,19.5,19.9,17.7,11.6,8.3,3.5
1947,2.3,5.4,8.4,9.1,14.2,18.5,21.5,20.8,17.2,13,10.2,5.2
1948,5,3.7,7.1,9.8,13.6,16.4,18.1,19.8,16.5,14.1,8.8,5.3
1949,6,3.5,4.7,9.5,13.3,16.6,20,20,18.8,14.3,7.7,6.7
1950,4,5.7,7,8.8,13.5,18.1,20,20.8,17.7,13.5,9,5.8
1951,6.2,7.7,7,8.8,12.2,15.6,18.2,19.6,18.5,13.2,11,5.5
1952,4.6,3.4,6.9,10.8,13.7,17.5,21.1,20.8,17.2,14.3,8.1,7.1
1953,2.5,3.1,4.7,10,13.2,15.4,18.3,18.6,18.3,15.2,8,9.1
1954,3.7,4.9,8.1,9,12.6,17.2,17.4,18.1,17.3,12.1,9.3,6.9
1955,8.7,7.7,7,7.9,12.8,16.8,20.2,18.9,16.5,12.6,8.8,8.8
1956,7.1,1.7,6.6,9.3,12.6,15,18.7,19.8,17.6,11,8.5,5
1957,4,7.4,6.7,9.5,11.9,16.8,18.8,18.9,15.7,13.7,10,6.4
1958,4.5,6.6,6.4,8,13.6,16.4,19.1,20.3,17.5,13.9,10.8,8.2
1959,4.8,5.1,9.5,10.1,12.9,16.6,19.8,19.9,17.5,11.7,9.4,8.4
1960,5.9,6.9,8.3,8.9,13.1,17.9,18.5,19.1,16,14.3,10.6,6.8
1961,6.5,4.9,6.4,11.1,12.8,17.1,19.4,18.7,17.9,13.9,10.9,7.7
1962,6.5,4.5,6.8,9.7,12.3,15.7,18.8,19.9,17.9,13.9,9.5,4.1
1963,4.6,4.6,6.2,9.8,12,16.2,20.2,19.7,17.5,11.8,12.3,6.4
1964,2.6,5.8,8.6,9.4,13.5,17.2,19.7,19.4,15.8,12.9,10.1,6.9
1965,5,2.2,6.6,8.1,11.2,15.1,18.3,18.1,16.5,13.7,11.9,7.9
1966,4.7,8.1,5.9,10.3,12.8,16.5,17.7,18,16.1,15.3,8,5.6
1967,4.1,5.9,7.5,8.4,12.3,14.6,19.1,19.6,16.5,13.2,10.8,6.2
1968,3.1,7.1,6.3,9.4,13.4,15.7,18.6,17.7,16,12.6,9.1,6.6
1969,4.3,5.3,7.7,8.6,13.8,14.9,18.2,18.9,16.2,12.2,10.5,4.8
1970,8.1,6.3,6.1,8.2,10.9,16.9,18,19.3,16.9,11.5,9.4,5.8
1971,5.5,4.3,4,10.3,13.5,15.4,18.5,20.7,15.8,11.8,8.2,5.8
1972,6.4,7.3,8,9,11.4,15.2,17.8,17.2,14.9,11.3,9.5,7
1973,5.1,3.6,4.4,6.6,12.3,16.4,19.2,19.1,17.8,13.2,8.1,5.5
1974,6.5,6.3,7.5,8.3,12.1,15.4,17.9,18.6,16,9.5,8,4.8
1975,5.4,4.7,6.7,7.9,12,14.8,17.9,19.1,17.7,10.9,8.3,5.8
1976,4,5.6,5.4,8.1,11.7,16,19.5,18.2,15.8,13.8,8.7,7.8
1977,7.4,8.5,8.4,8.5,13.2,15.4,18.8,18.8,14.7,14.2,9.4,5.6
1978,5.1,5.9,7.2,8.6,12.2,15.8,17.8,18.7,16,11.5,5.5,9.1
1979,5.7,7.7,8.4,8.5,12.1,17.6,19.3,19,16.1,14.2,7.6,7.1
1980,5.5,5.2,7.3,7.4,11.7,15.3,17,19.6,16.3,12.6,10.1,4
1981,1.7,2.8,9.1,10.4,11.9,16.1,17.2,17.8,17.2,13.7,6.1,7.5
1982,6,4.5,5.5,9.1,11.6,16.6,20.5,19.2,18.3,14.4,10.1,7
1983,4.9,3.7,7.1,9.9,12.8,15.7,20.1,19.5,16.7,12.1,8.7,5.8
1984,5.3,3.9,6.1,8.1,12.3,15.2,17.8,18.2,15.7,13,10,6.1
1985,2.9,5.8,6.1,9.6,13,16.1,20.3,18.5,16.6,13.1,9,7.6
1986,5.5,4.5,7.4,9.8,13.8,15.1,19,20.3,16.9,14,9.2,5.4
1987,5.2,6.1,4.7,9.1,11.2,15.5,20.5,20.4,18.7,15.6,9.8,8.7
1988,8.1,5.3,6,9.8,14.7,15.8,20.4,19.6,16.2,15.2,7.3,4.5
1989,3.2,4.9,7.3,10,12.4,15.5,20,20.2,16.7,10.7,8.5,7.3
1990,4.4,7.4,7.2,9.1,13.8,16.2,18.9,20,16.8,15.7,8.7,4.2
1991,4.3,4.5,9,7.3,10.4,15.1,19.5,20.5,18.7,13.1,9.3,3
1992,5.2,4.5,7,9.6,13.2,15.7,19.2,21.1,17.3,15.3,11.4,7.8
1993,4.9,2.3,4.8,9.4,13.4,17,18.3,20.4,17.8,14.6,9.1,8
1994,5.8,5.4,7.7,8.5,13.5,15.9,20.5,22.2,18.7,13.5,11.4,8
1995,4,6.7,5.5,8.7,12.3,14.9,20.4,20.1,15.5,13,8.7,8
1996,7.8,4.7,6.5,9.8,13,16.6,18.4,19.2,15.1,12.5,11.8,7.3
1997,6.7,6.8,7.1,8.2,13.1,17.9,18.9,20.6,17.3,14.2,10.8,7.3
1998,5.6,5.1,5.9,10.4,13.2,17,19.1,20.3,16.6,13,8.1,3.9
1999,4.1,3.1,7.1,9.3,14,16.2,19.6,21,18.3,14.6,8.8,6.5
2000,3.2,4.8,7.4,10.4,14.6,17.1,18.6,19.9,16.7,14.4,11.3,9.2
2001,8.2,5.7,10.4,8.2,14.4,16.2,20.2,21.3,15.6,15.8,9.7,5
2002,3.4,6.7,7.7,9.8,13.4,17.7,20,20,16.8,13.9,12.2,9.1
2003,5.5,2.5,6.1,9.2,14.1,18.7,22,23.3,17.6,14.4,11.7,7.4
2004,5.6,7.3,6.8,9.5,12,16.7,19.2,21,17.4,16.6,9.9,8.3
2005,4.1,2.7,6.1,8.8,13.6,17.5,20.3,19.9,17.5,14.5,9.1,5.2
2006,3.3,4.6,6.3,9,13,16.4,21.7,19.5,17.5,14.5,10.4,7.5
2007,7.6,6.9,7.4,10.1,14.3,17.6,19.1,19.4,16,12.7,8.6,6.7
2008,7,5.1,7.4,10.5,14.2,16.9,20.3,20.5,17.1,14.4,10.6,7.4
2009,5.9,4.3,7.4,11.2,14.4,17.1,20.4,21.8,19.1,13.5,10.3,7.3
