1901,2.8,3.8,8.8,11.4,13.6,18.4,22,21.1,19.2,14.7,8.7,8.5
1902,6.1,8.3,7.4,11.7,12.4,17.5,22.2,22.6,19.9,14.9,8.7,5
1903,4.8,5.8,8.5,9,15,17,20.7,22.1,19.3,14.9,9.7,8.5
1904,5,8,8.2,11.7,15.8,19.5,22.7,21.9,17.7,13.9,7.5,6.4
1905,1.2,3.1,8.4,10.7,14.8,18,22.7,23,20.8,11.8,12,7.1
1906,4.4,4.4,8,10.4,13.9,18,21.8,21.6,17.8,13.9,11.2,5.2
1907,3.2,3.3,4.1,9.3,16.4,18.6,21,22.3,18.8,17.2,10,8.1
1908,4.1,4.7,7,9.5,17.5,18.1,21.6,21.6,17.8,14.2,7.4,5.1
1909,3.1,2.3,8.1,11.3,14.6,18.1,20.6,21.3,18.6,14.8,8.7,9.2
1910,6,6.9,7.5,10.8,14,18.2,20,21.3,16.5,15.2,9.7,9.4
1911,4.1,3.3,7.5,9.7,14.2,18.6,22,22.7,19.1,15.2,11.7,8.1
1912,5,8.1,9.7,8.7,14.3,18.8,22.3,20.8,15.9,13.8,7.4,6.7
1913,5.9,5,9.3,11,14.7,19.2,20,20.9,20.4,15.7,11.5,7
1914,2.7,5.3,8.5,11.9,15,17.6,20.7,21.8,17.7,12.6,8.5,7.2
1915,5,5.2,7.4,10.2,16,19.6,21.6,21.3,16.8,12.6,8.7,8.3
1916,5.9,6,9.8,10.9,15.6,20.4,22.6,21.1,17.7,14.2,10.7,8.7
1917,5.7,3.6,7.1,9.8,15.2,20.2,22,23.4,20.4,14.6,9,4.5
1918,5.2,3.3,6.7,10.5,15,18.2,21.7,21.6,20.7,14,9.4,6.2
1919,5.8,5,8.3,10.3,12.6,18.9,20.6,22.2,19.7,12.7,9.6,5.4
1920,6.4,5.9,8.8,12.4,17.4,19.1,23,22.1,19.3,13.5,8.1,7.1
1921,7,5.5,8.2,10.1,16.2,17.6,22.6,22.5,18.7,14.9,8.4,5.5
1922,4.2,4.7,9.8,11.4,15.8,20.1,22.2,23.5,18.9,14,7.5,5.5
1923,4.5,5.7,7.6,10.8,16.5,16.8,22.3,22.8,19.5,15.6,12.4,6.5
1924,3.2,4.6,7.1,11.4,17.2,19.9,22.1,20.9,20.9,14.5,9.2,6.7
1925,5.3,7.6,6.8,11,14.6,18.7,21.4,22.2,18.7,14.4,10.8,5.3
1926,5.8,8.2,8.1,11.6,14,17,19.6,20.2,20.3,16,14,6.6
1927,5.7,4.5,9.3,11.1,15.6,21.2,23.2,23.1,20,14.2,12.3,7.1
1928,6.2,5.4,7.3,11.6,13.6,19.3,24.2,24.2,20.3,14.8,10.7,5.1
1929,3.2,1.9,6.7,9.7,16.2,19.7,22.8,21.8,18.9,14,11.1,7.1
1930,6.5,5.3,8.8,11,14.2,19.8,22,21.3,19.1,13.7,10.8,7.1
1931,6.2,5.6,8.1,9.6,15.2,20.8,23.1,22.8,17,13.6,10.4,5.2
1932,4.5,3.1,6.7,9.7,14.7,17.4,21.9,22.6,21.7,17.1,11.1,8.7
1933,5.2,5.9,7.4,10.2,13.1,15.7,20.8,21.5,17.9,15.3,11.6,6.1
1934,4.9,5.6,8.7,12.4,16,18.6,21.7,21.5,19.1,14.7,11.7,8.1
1935,2.8,5.5,6.5,10.3,13.8,20.1,22.1,21.7,19.2,16.1,11.5,7.3
1936,8.6,6.4,9,11.3,14.3,17.5,22.3,21.3,18.4,12.6,10,6.7
1937,5.5,7.3,8.8,10.3,15,20.1,21.4,21.6,18.7,14.9,10.7,6.2
1938,4.5,4.9,7.7,8.4,13.3,20,22.3,21.7,18,15,11.1,6.9
1939,7.2,7.1,5.4,11.4,12.9,17.4,22.6,22.1,18.7,15.1,10.7,6.4
1940,3.5,5.7,6.8,9.7,13.8,16.4,20,19.8,18.5,15,11.4,3.6
1941,5.4,7.1,8.6,9.5,13.2,18.7,21.9,21.6,16.5,13.1,8.4,5.6
1942,1.1,3.4,7.2,10.8,15.9,19.2,22.1,21.7,21,15.6,9.6,8.3
1943,4,6.7,7.9,11.9,14.9,18.4,22.3,23.4,21.2,15.9,10.2,7.8
1944,5.6,3.9,5.1,11.2,15.5,20.3,21.6,22.7,19.7,14.6,9.8,6.3
1945,2.7,5.3,7.5,11.8,17.9,21.5,24,22.5,19.1,13,9.5,6.4
1946,4.8,5.6,8,11.5,15.7,19.7,23,23.6,21.2,13.9,11.2,5.2
1947,2.8,7.1,10.3,12.4,15.6,19.8,23.2,22.6,20.1,14.4,11.4,6.1
1948,7.4,5.5,8.5,11,15.7,17.9,20.1,22.2,18.5,15.5,10.1,6
1949,6.3,5.6,5.5,11.8,15.4,18.1,21.5,20.9,19.5,15,10.6,7.8
1950,4.5,6.7,8.8,11.4,16.9,21.1,24.3,22.9,19.7,14.5,10.2,7.4
1951,6.5,7.3,8.2,10.6,14.9,19.7,21.6,22.2,19.5,13,11.1,7
1952,5.1,4.7,7.4,12.5,14.7,20.8,23.6,24.2,20.1,14.5,9.5,7.2
1953,3.8,4.8,6.5,11.4,14.8,18.5,22.8,21.5,19.4,15.6,9.5,7.6
1954,3.4,4.6,8.9,9.8,13.6,19.9,20.7,21,19.9,13.5,9.6,7.2
1955,8,7.8,7.7,9.4,15.4,18.9,21.8,20.9,18.2,14.2,9.7,8.1
1956,6.3,3.3,5.8,9.9,14.7,17.2,21.6,23.4,20.1,13.8,9.4,5.7
1957,5.2,7.7,8.1,11,13.8,20.2,21.6,22,18.4,15.3,10.6,6.3
1958,5.6,7.2,6.2,9.1,16.4,18.5,21.7,23.2,18.7,14.6,11.3,8.5
1959,4.8,5.8,9.3,10.4,14.4,17.7,21.7,21.1,17.8,12.7,10.2,7.9
1960,5.6,7.1,8.5,10.6,15,18.8,20.2,22,18,15.2,11.5,8
1961,5.4,6,8.2,12.5,14.7,18.8,21.2,21.4,19.3,14.8,11.1,6.5
1962,6.5,4.7,7,10.6,14.9,17.9,21.5,22.8,19.7,15.2,10.2,5.3
1963,3.9,4.9,6.6,10.5,14.4,18.8,22.2,22,19.1,13.9,12.2,8.2
1964,4.3,5.8,8.5,10.7,15.2,19.6,20.9,21.2,17.8,14,10.7,6.7
1965,5.7,2.9,7.7,9.6,14.4,18.5,22.2,20.9,18.1,14,11.1,7.5
1966,4.6,8.2,7.2,11.5,14.7,19.3,20.8,21.6,18.6,16,8.8,5.8
1967,4.3,5.6,8,9.8,14.9,17,21.6,21.9,18.4,15.5,11.4,6.5
1968,3.2,6.7,6.9,11.8,15.8,18,21.1,20,17.6,14,10.7,6.6
1969,4.8,5.7,7.4,10.1,16.2,17,19.7,20.6,18.8,14.1,11.7,4.8
1970,6.9,6,7.3,10.5,13.1,18.7,20.7,21.9,18.8,13.2,10.6,7.8
1971,7.2,5.3,5.6,11.5,16.1,18.2,21.1,23.3,17.1,13,10.2,7.4
1972,6.8,7.6,9,11.4,14.3,19.1,20.6,20.9,17.4,11.3,10,7.2
1973,6,5,5.6,8.8,15.2,18.7,21.7,21.1,19.7,15.2,9.3,6.7
1974,6.5,6.9,8.1,9.7,14.3,18.2,20.8,22.3,19,11.9,9,6
1975,4.9,4.6,8,10,14.2,17.9,20.8,21.2,20.6,14.6,9.9,7.6
1976,5,6.5,7,9.7,14.9,18.6,20.9,19.2,16.7,14.8,9.8,7.5
1977,7,8.6,9.5,10.1,14.9,18.3,21.9,21.1,17.8,14.2,10.4,5.4
1978,5,6.7,8.4,10.2,14.4,19.3,20.9,21.2,17.9,13.3,7.6,8.6
1979,4.8,6.8,8.9,10.3,15.5,19.8,21.4,22,18.1,15.2,10.7,8.2
1980,4.4,6.1,7.6,9,13.3,17.5,20.3,22.7,20,14.7,10.7,5.1
1981,3.5,4.8,8.9,11.6,14.5,19.6,20.5,21.5,18.5,15,7.6,7.6
1982,6.3,4.6,6.6,9.8,15.2,20,22.3,22.4,20.3,15.4,10.9,8
1983,6,4.1,7.6,10.7,15.6,18.4,23.6,21.9,19.5,13.8,9.9,7
1984,6,5.4,6.9,10,14.6,18.4,21.7,21.1,18.3,15.4,11.6,7.6
1985,4.2,5.2,8.1,11.4,15.9,19.1,21.9,22.3,19.6,14.7,10.9,8.3
1986,6.2,5.8,8.9,11.1,17,19.5,21.2,23.4,19.4,15.8,10.4,5.5
1987,5.8,6.4,4,10.3,12.9,17.9,23,22.7,21.1,16,10.6,7.6
1988,7.7,6.3,7.8,10.8,15.5,19,24.7,23.7,18.8,16.2,8.5,5.6
1989,4.8,6.5,10,11.5,14.2,17.6,21.7,22,18.5,12.6,9.4,6.8
1990,5.7,8.2,9.8,11.2,15.6,19.1,21.7,22.1,19.1,16.6,11.4,5.9
1991,5.4,4.9,9.9,10.4,14.1,19.2,22.1,23.1,19.9,14.3,10.3,4.1
1992,4.6,4.6,6.6,10.8,15.6,18.9,20.9,23.7,19.3,16,11.8,7.4
1993,4.6,4.1,6.4,11.4,16.7,20.3,21.2,23.7,19.6,15.5,10.4,7.3
1994,6.9,5.8,9,11.2,15.7,19.6,24.3,24.7,21.5,15.4,10.7,7.8
1995,5.5,7.8,7.2,9.2,14.5,18.5,22.3,21,17.3,13.6,8.8,9.5
1996,7.4,4.9,6.4,10.6,16.1,19.8,21.3,22.1,16,12.8,10.6,6.9
1997,6.7,5,7.8,8.3,15.5,19.7,21.5,21.1,18.7,13.6,10.7,6.8
1998,6,7.6,6.6,11.9,15.8,20.7,23.4,23.5,19.3,15,9.2,5.3
1999,5.4,4,7.6,11.2,16.7,20.6,22.9,24.5,20.3,16.1,10.7,7.8
2000,4.2,5.3,7.4,12.8,17.4,20.9,22.5,23.9,19.2,15.2,12.6,8.5
2001,8,6.4,11,10.3,16.7,19.6,23.3,23.9,18.8,17,10.8,4.2
2002,4.2,8.1,9.3,12,16.2,20.8,22.6,21.4,18,14.5,12.4,8.2
2003,7.2,2.9,7.1,10.2,17.4,21.3,24.2,24.8,18.7,14.9,12.3,7.3
2004,5.2,6.1,7.9,11.7,13.9,19.1,22.7,22.3,18.9,16.7,10.8,9.5
2005,4.7,3.9,7.5,11.3,17.3,20.2,23.3,21.7,19.2,14.6,10.6,6.6
2006,5,6.3,7.7,12,17,19.4,23.2,22,19.4,15.9,9.5,7.9
2007,6.8,7.9,9.2,11.7,16.9,21.5,24,23.7,18.3,13.9,9.4,5.9
2008,6.8,5.8,9.1,11.9,16.3,20.7,23.6,24.3,18.8,15.6,11.8,8.6
2009,7,5.1,8,12.2,18.1,19.8,23.5,24.1,20.2,14.2,10.5,8.3
