1901,4.2,4,8.3,13.1,16.9,19.4,22,21.6,18.4,14.3,9.6,5.1
1902,4.4,4.5,9.3,13.1,17.3,18.9,21.8,21.6,18.4,14,9.9,5.4
1903,3.1,4.2,8.7,13.3,16.3,19.4,21.9,21.3,18.1,14.4,9.3,4.9
1904,3.5,5.1,8,12.7,16.3,19.1,21.6,21.4,18.3,14.3,9.3,4.5
1905,4.3,3.8,6.3,10.7,16,20.3,21.9,20.3,18.3,14,9.8,5.5
1906,3.3,2.7,7.6,12.2,16.2,18.8,22.1,20.2,18.5,14.1,8.5,5.6
1907,4.8,3.4,6.9,12,16.5,18.4,20.1,21.9,17.8,14.7,9.6,5.8
1908,3.8,4.2,8.2,12.1,16.5,19.4,21.3,22.1,18.2,14.1,9.4,5.9
1909,2.8,4.9,8.1,13.2,16,17.9,21.4,21.4,19.6,14.6,11,5.1
1910,3.1,4.1,7.5,11.5,16.1,18.3,21.3,21.4,18,14.3,9.6,4.2
1911,3.5,3.7,7.8,12.8,15.7,18.2,21.2,21,19,13.9,9.2,4.7
1912,3.4,5.4,7,12.5,16.9,19.6,21.1,20.7,17.7,13.7,8.5,4.5
1913,3.7,4.9,7.2,11.3,15.5,18.6,20.6,21.6,18.6,14.6,9.1,4.3
1914,5.4,5.2,9,11.8,15.9,19.8,22.7,20.5,17.6,14.1,9.4,5.8
1915,3.8,4.6,8.2,11.9,16.5,18.4,20.5,20.5,17.4,15.3,10.8,6.7
1916,3.1,4.6,8.3,12.7,17.1,19.7,21.5,21.7,18.9,13.7,9.8,4.5
1917,2.2,3.7,7.8,12.3,16.5,19.6,22.1,21.9,18.8,14.2,10.1,4.1
1918,3,4.3,8.2,11.8,16.2,18.8,21.7,21.3,18.9,14.7,9.2,4.7
1919,3.5,5.2,9.9,14,17.7,19.8,21.5,22.9,17.8,14.2,9.9,5.1
1920,4.6,2.7,8.1,12.4,16.3,19.5,22.9,21.8,19.1,14.1,10.9,5.2
1921,3.1,4.2,7.5,14.2,17,20.2,21.9,21.9,16.8,13.4,9.1,5.5
1922,2.2,7,8.2,12.8,18.3,18.2,23.6,22.6,18.7,14.1,9.6,4.6
1923,3.9,4.1,11.1,13.5,18,19.6,22.5,22.7,18.9,15,11.1,6.5
1924,5.2,5.9,8.8,15.2,18.9,21.5,23.9,24,20.1,14.8,9.4,6.5
1925,2.4,3.5,9,12.4,18,20,22.5,22.8,19.7,14.8,10.8,5.4
1926,5.7,5.2,9.4,13.5,18.7,20,22.3,23.8,19.4,15.7,10.2,5.5
1927,5.2,4,9.6,13.5,17.6,21.9,23.6,22.6,20.3,15.9,9.4,6.9
1928,5.1,6.7,11.9,15.5,19,19.7,23.8,22.6,20.1,14.5,9.8,4.4
1929,3.4,4.3,9.1,14,18.7,20.6,22.6,23.7,19,13.5,9.3,4.8
1930,1.8,5.8,8,14.1,18,20.4,24.4,23.2,18.6,13.7,10,6.4
1931,4.3,4.1,9.3,15.1,19.4,21.2,22.3,24.9,19.2,14.1,10.1,5.3
1932,4.5,3.2,8.9,14.8,20,21.7,23.5,23.1,18.4,13.5,11,5.7
1933,1.3,6,9.2,14.8,17.9,20.5,22.5,22.6,19.7,13.8,10.7,8.5
1934,1.6,6.3,9.2,13.8,18.9,20.2,23.1,21.6,19.7,13.8,8.3,7.3
1935,4.1,6.7,11,13.2,17.3,20,22.7,22.4,18.9,16,11.4,6.2
1936,2.3,5.7,6.8,13.9,16.8,20,22.8,21.8,18.2,13.4,10.1,5.1
1937,3.6,5.6,9.9,14.1,17.7,19.7,23.1,22.8,19.2,15.8,8.7,5.7
1938,3.5,4.3,8.8,14.5,18,20,22.2,22.3,18.6,15.7,9.9,6.3
1939,4.5,5.6,9,12.1,17.8,19.3,22,21.9,18,14.5,9.2,5.9
1940,4.4,5.8,7.9,12.3,16.5,20,23,21.7,19,15.1,9,7.3
1941,5.6,6.2,9.6,14.1,17.9,20.2,23.1,22.7,18.4,14.9,8.4,7.2
1942,5.1,4.2,10.8,13.3,17.6,20.1,22.2,21.9,18.7,14.9,11.5,5.4
1943,3.4,4.5,9.7,13.3,18,19.9,22.1,22.1,18,14.1,10.2,5.9
1944,4.6,3.3,10.4,13.7,16.2,20.1,22.9,21,19.1,13.6,9.9,2.1
1945,3.1,2.5,8.8,14.6,17.4,21.3,23.5,22.2,20.1,14.1,12.2,5.6
1946,5.8,8.1,8.4,15.3,18,20.6,22.7,23,19.3,14,10.2,5.3
1947,4.8,4.4,10,14.2,18.6,20.1,23.2,22.4,19.4,13.4,9.8,4.9
1948,4.5,5.8,9.2,15.5,16.3,20.5,22.5,22.5,20.3,13.6,8.4,6.8
1949,4.4,6.3,9.4,13.2,18.8,20.1,22.6,21.7,19.3,15.5,9.7,5.3
1950,5.2,3.2,9,12.9,16.8,18.9,22.2,20.7,17.1,14.5,9.4,3.9
1951,3,4.3,6.6,11.4,17.2,20.1,22.2,22.3,18.3,15.2,9.5,6.2
1952,4.2,5.3,8.9,13.6,18,20,22.5,20.1,18.7,13.3,11.1,3.8
1953,4,5.1,9.3,12,16.5,19.9,22.4,22.9,17.8,14.4,9.7,6.5
1954,4.6,6.1,6.9,13.4,17,20.4,22.7,21.7,18.5,13.4,11.1,3.1
1955,1.4,5.3,8.5,12.1,16.6,18.8,21.7,21.3,19.5,14.4,8.4,6.4
1956,1.7,5.4,8.6,14.8,15.9,21.3,21.4,20.8,17.9,13.6,8.6,5
1957,4.4,2.3,8.6,13.5,16,19,21.9,21.1,17.3,12.3,11.3,6.4
1958,2.6,4,11,14.7,16.6,19.5,22.5,21.2,17.9,12.7,9.4,6.2
1959,3,4.5,8.9,13.9,15.1,19,23.4,22.8,18,14.3,9.9,5.2
1960,3.1,6,9.9,12.1,15.7,19.5,22.1,21.5,18.9,12.8,9.2,5.2
1961,2.6,3.8,8,12.7,15.7,19.3,22.6,22.5,18.4,14.6,9.4,5.6
1962,1.9,5.3,7.7,12.2,15.6,19.5,22.8,20.9,18.7,14.4,8.4,4.1
1963,1.7,3.9,8.6,13.9,18.5,18.5,21.6,21.9,20.3,13.2,10.6,6
1964,3.7,1.6,8.4,15.7,17.4,18.4,23.2,21.9,19.1,14.9,9,4.4
1965,4.9,5.6,8,13.5,16.8,18.1,22.2,20.7,17.4,15.2,9.3,4.2
1966,4.2,5.7,9.5,13.3,16.2,19,22.4,21.9,17.8,14.5,8.8,4.5
1967,2.3,2.6,8.2,12.1,18.3,19.2,21.9,23.2,18.3,13.3,9.1,4
1968,3.8,1.4,7.9,10.9,16,18.6,21.3,21,18.1,14.1,10.5,7.2
1969,2.6,3.4,9.4,13.5,18.7,18.6,22.3,21.6,18.9,15.5,8.1,5
1970,2.4,5.7,6.2,12,17.4,18.2,22.2,22.6,18.7,12.9,9,6.4
1971,3.3,4.9,9.3,13.3,16,19.5,22.6,21.8,17.9,13,8.7,5.8
1972,4.3,2.8,10.3,11,17.1,19.8,22.5,22.5,16.7,13.4,9.7,5.2
1973,3.8,7.2,9.9,14,17.5,19.6,21.7,22.2,18.8,14.1,9.5,6.4
1974,3,3.1,6.8,13.7,17.5,19,21.7,20.1,18.3,13.7,10.5,4.8
1975,4.3,5.7,10,13.4,16.3,19.6,22.2,22.1,21.4,14.9,8,1.6
1976,2.9,6.1,6.6,12.1,16.3,19,20.8,23,17.6,14.1,7.4,4.7
1977,0.8,2.1,8.5,13.5,16.1,19.1,22.6,21.2,19.2,14.8,9.2,7.1
1978,3.2,4.5,8.8,13,16.7,19.8,22.6,22.3,18.3,14.2,9.6,5.6
1979,3.7,7.1,8.4,13.3,15.9,19.4,22.4,22.1,17.5,14.3,8.5,7.2
1980,3.9,3,8.3,12.6,16.8,19.8,21.3,19.9,16.5,14.4,11.8,5.8
1981,4,5.7,9.9,13.3,15.6,19.9,22.8,23,18.5,12.2,9.1,4.1
1982,4.9,4.4,8.9,11.2,17,18.3,21.4,22.5,18.2,15.5,10.1,3.1
1983,2.7,4.8,7.5,12.7,17.5,20.2,22.1,21.3,19.4,15.1,10.9,5.9
1984,1.3,3.5,8.8,14,16.6,20.3,22.1,21.5,18.4,13.5,10.9,4.1
1985,3.5,5.1,6.3,12.2,18.6,19.1,21.5,22.8,18.4,14.4,9.8,4.7
1986,4.3,4.1,8,12.9,17,20.2,21.9,20.9,17.7,13.6,8.9,6.3
1987,5.9,7.6,10.1,12.7,17.7,19.9,21.3,21.7,18.1,14.8,9.7,4.5
1988,4.4,4.2,6.4,12,17.7,20.1,22.7,21.6,17.5,13.8,10,7
1989,3.5,3.8,8.7,13.4,16.5,19.4,21.6,21.4,18.9,14.3,9.6,5.2
1990,4.2,4.4,9.3,12.9,15.5,19.1,21.9,21.8,19.2,14.3,10.7,5.8
1991,4.5,6.5,7.5,12.9,16.5,20.5,22.5,21.7,18.3,13.9,9.7,5.7
1992,3.9,5.5,7.4,14.2,17.3,19.5,21.4,22,18.9,13.3,7.9,5.9
1993,2.7,5.7,9.1,14,16.4,19.9,22,21.7,18.6,13.1,8.5,4.7
1994,4.2,5.5,7.7,14.8,18.3,19.3,21.9,22.4,18.6,13.2,11.6,7
1995,3.7,5.5,8.8,13.8,17.4,20.5,22.6,22.5,19.4,15.4,9.3,5.9
1996,3.6,3.7,7.6,13,17.1,20.2,22.6,22.3,18.8,14.6,10.8,6.1
1997,4.5,5.4,10.5,13.3,17.6,19,22.2,22.5,17.9,14.8,9.7,6.4
1998,4.3,6.2,8.5,14.2,18.5,20.5,23.5,22.9,18.5,15.2,11.1,6.6
1999,5.2,7.7,9.2,15.3,17.1,20.6,22,21.5,19.2,15.7,11.1,5.1
2000,4.1,4.8,9.9,14.1,17.2,20.1,22.8,22,18.4,15,8,6.2
2001,5.1,6.5,10.6,14.4,17.1,19.9,23.3,21.7,19.4,16.1,10.4,5
2002,5.3,8.1,10.4,13.6,16.4,21.1,22.6,21.4,17.1,14.6,10.7,6
2003,4.1,6.8,7.7,13.3,16.9,20.1,22.3,22.2,18,13.7,10.1,6.6
2004,6.2,5,10.5,13.3,15.7,19.5,20.8,22.2,18.2,12.8,9.6,5.7
2005,2.9,3.1,6.9,13.2,17.4,19.9,22.4,20,19,13.4,10.3,4.6
2006,3.3,4.2,7.4,12.6,15.7,19.1,23.2,23.4,18.2,15.6,9.6,5
2007,3,7.3,9.1,11.8,17,18.7,21.2,21.9,17.5,14.4,9.2,6.2
2008,2.1,1.8,9.1,12.6,17,18.6,21.5,20.5,19.1,14.8,9,5.1
2009,2.9,7.6,8.4,12.6,16.3,19,21.9,21.5,19.7,14.7,7.4,5.4
