1901,4.8,2.9,8.7,13.4,16.9,24.6,28.1,27.3,21.2,13,6.5,3.4
1902,4.7,6.3,10.8,13.1,15.1,21.3,28.1,26.2,20.8,13.7,9,4.5
1903,4.2,6.9,10.5,12.9,15.5,21.2,27.1,27.6,21.2,16,9.9,3.9
1904,5.6,6.8,8.4,13.3,19.1,23.5,28.5,27.2,20.9,16.1,8,5.9
1905,4.2,5,11.2,14.2,15.9,22,28.3,26.3,20.1,13.2,6.6,4
1906,5.5,5.1,8.9,9.8,16.6,24.1,27.3,28.7,21.7,15.3,8.7,4.1
1907,4.1,4.7,10.8,12,15.7,23.5,26.6,27.7,21.7,12.6,7.7,6.4
1908,5.1,6.6,8.2,11,19,20.9,27.3,26.5,22.7,16.5,9.2,5.3
1909,3.4,4,8.7,14.1,17.4,20.1,26.8,26.9,20.5,16.4,7.9,5.9
1910,4.8,6.9,7.6,11.1,14,21.8,26.1,25.2,19.3,13.7,8.4,5.3
1911,2.2,6.7,7.4,10.8,15.4,20.1,28.1,27.6,23.3,13.3,8.1,6.6
1912,4.6,7.8,11,11.2,17.7,21.4,24.8,24.4,19,13.2,7.2,4
1913,6.1,6.3,10,11.4,16.8,23.3,27,25.8,19.4,14.5,9.5,4.1
1914,2,7.2,10.7,12.9,16,19.9,25.7,25.8,22.6,14.7,7.5,5.2
1915,4.3,5.2,8.9,10.3,16.3,20.6,27.8,27.8,21.1,13.5,7.8,6
1916,5.4,6.2,8.2,11.8,17.1,21.2,26.2,27.3,20.5,15.6,9.2,5.9
1917,3.3,4.7,8.1,9.8,17,22.2,28.4,26,22.9,13.8,8.2,4.2
1918,4.7,6,8.2,10.1,16.7,22.7,26.6,26.6,21.1,12.4,7.1,5.2
1919,3.2,6.6,8.3,11,16.8,22.9,26.4,27.3,21.8,12.3,5.8,3.5
1920,4.9,5.9,9.2,12.4,16.6,21.3,25.4,24.7,20.4,13.1,6.4,2.9
1921,5,5.7,9.8,11.7,15.8,23.1,28,26.2,22.1,16.6,7.8,4.9
1922,5.3,7.8,8.8,12.2,19.6,20.8,26.3,26.6,19.1,14.6,8.2,4.5
1923,4.4,7.2,11,11.7,18.4,21.9,28,29.4,20.9,16.9,8.4,3.8
1924,5.5,4.1,10.3,13.9,20.2,24.3,28.5,26.1,21.8,16.5,9.3,6
1925,5.7,6.9,7.4,11.5,16,22.1,25.5,26.2,21,15.8,6.8,5.8
1926,5.5,10.5,11.8,13,15.6,21.9,26.9,28.3,25.3,17.3,9.3,4.4
1927,6.2,6.6,10.3,14.2,18,23,25.9,25.7,21.9,17.1,8.9,6.3
1928,5.5,8.7,10.3,12,15.9,23.4,29.9,28.4,22.3,16,9.4,5.1
1929,3.1,6.1,9.8,12.9,16.2,23.3,27.7,26,21.4,15.1,8.8,7.1
1930,6,4,10.1,11.5,17.6,21.8,27,27.5,23.1,17.4,10.9,6.5
1931,5.4,6.2,10.3,12.6,17.2,24.9,27.6,27.1,20.6,15.2,8.7,3.6
1932,4.4,3.6,10,11.5,17,20.6,25.5,26.6,21.8,14.7,9.8,5.8
1933,3.9,6.2,9.9,14.2,18.2,20.5,28.5,29.6,22.9,15.8,7,2.6
1934,4.4,5.5,8.7,11.5,18.3,23.8,28.7,25.8,23,16.2,6.7,8
1935,3.4,7.7,9.5,13.6,13.4,22.6,27.8,25.4,22.9,14,8.7,7.1
1936,8.5,7.4,9.8,11.6,14.3,20.1,26,26.2,21.9,13.6,7.5,3.9
1937,6,9.1,9.5,13.5,18.1,23.5,28.6,28.3,22,15.7,10.6,4.6
1938,5.3,5.4,10.5,11.4,15,22.5,26.7,25.8,20.1,15.6,10.2,5.1
1939,7.5,7.2,9.7,11.8,15.5,20.8,26.4,25.5,21.8,13.9,8.5,5.2
1940,4.2,8,12.2,13.6,17.6,21.3,26.8,26.7,22,14.2,9.1,4.7
1941,3.7,7,9.9,11.1,14.8,22,27,25.6,21.4,16.5,8.6,5.4
1942,5.3,5.2,10.5,12.9,18.2,24.3,27.5,26.8,22,17,8.7,6.3
1943,7,7.6,9.8,14.4,19,24.6,26.9,27.7,22.2,15.8,9.1,5.4
1944,7,5.8,10.5,13.8,18.7,22.6,27.2,27.2,22.3,13.9,10.9,6
1945,2.4,7.5,11.6,16,18.6,24,28.1,26.2,25.1,17.6,10.7,7.1
1946,4.2,7.6,10.1,12.1,15.1,22.1,27.7,27.3,23.7,18,9.9,5.5
1947,4.4,6.5,11.5,14.1,17.6,25,28.9,27.6,22.8,17.1,12.4,6.4
1948,7.9,8,12.4,13.5,16.8,22.9,26.5,27.3,22.9,17.3,11.4,6.7
1949,6.3,8.3,9.2,15.4,17.4,23.8,29.8,28.7,22.9,17.6,10.5,6.3
1950,5.8,8.8,11.3,13.4,17.6,24.7,30.1,27.8,22.9,16.5,12,4.3
1951,6.1,6.1,10,12.3,14.1,22.7,27.8,25.8,22.7,13.6,9.2,7.4
1952,3.7,6.9,13.5,13.1,17.9,25.2,27.2,26.3,20.1,17.3,10.7,6.8
1953,5.3,6.7,9.8,13.7,21,21.3,27.1,28.1,23.6,14.8,10.7,9.6
1954,4.8,6.5,10.1,11.8,17,22.6,27.3,26.5,23.9,18,12.1,7.4
1955,8.1,7.3,9.7,15.2,19.7,22.8,27.8,27.5,21.9,15.3,9.1,7.6
1956,6.4,3.4,10.2,11.2,17.7,21.6,26.6,26.6,22.4,15.2,7.4,5.2
1957,4.3,9.6,13.4,11.9,15.7,20.7,27.8,27.7,23.1,14.9,8.5,5.3
1958,5.2,8.3,10.2,10.9,19.1,21.4,26.9,26.6,24.8,15.4,9.4,6.3
1959,6,6,9.7,13.9,14.8,22.1,28.2,26.2,20.6,14.8,9.7,6.8
1960,5.8,6.7,10.8,14,18.9,23.8,26.9,26.8,22.4,13.3,9.8,4.6
1961,5.3,11.1,13.1,15.3,19.8,23.2,27.6,26.9,23.5,15.9,8.8,7.9
1962,7.2,7.7,8.6,13,17.7,22.8,28.1,29,24.4,16.5,7.2,4.7
1963,4.9,3.9,10.9,12.6,17.7,22.6,28,26,21.1,18.4,10.9,4.6
1964,4.2,8.4,10.1,13,21.8,23.4,28.7,27.5,25.7,16.1,11,5
1965,5.8,4.7,10.8,13.2,20,24.4,27.6,27.1,20.1,15.3,9.2,7.3
1966,7.5,9.3,11.1,13.7,18.8,23.1,27.1,28.1,24.6,14.6,7.9,8.2
1967,5.8,6.8,12.6,11.9,16.8,21.1,29.7,27.8,23.1,18.3,10,5.4
1968,7.7,7.4,9,12.7,17.1,23.6,28.1,26.6,23.2,19,10.5,7.2
1969,6.6,5.2,9.6,12.1,16.8,21.2,28.3,26.8,19.8,16,9.5,5.9
1970,7.1,8.3,8.8,13.9,17.8,23.5,28.5,27.3,25.9,16,12.1,4
1971,5.5,8.4,6.9,12.4,14.8,21.3,27.7,27.1,23,17.8,8.2,5.7
1972,4.9,7.1,9.7,13,15.6,21.8,27,25,18.5,14.1,10.4,5.7
1973,6.3,7.6,9.7,12.7,18.6,22.3,27.4,28.6,23.6,15.9,10.7,6
1974,8.5,5.6,9.4,10.6,18.4,22.4,27.3,27.2,22.6,13.2,11.2,8.2
1975,8,7.9,8.2,12.4,14.9,22.1,29.6,27.2,21.2,17,10,4.4
1976,7.4,7.2,11.4,10.8,18.2,24.4,27.2,26.1,21.1,14.2,9,7.1
1977,5.3,8.7,12.1,14.4,15,20.5,24.7,24.7,23,16.3,10.1,7.5
1978,5.3,8.7,11.8,11.7,15.5,20.7,27.8,27.8,25,16.7,10.1,8.3
1979,7,7.5,10.2,11.8,18,23.7,27.8,27.3,22.1,15,10.5,7.9
1980,6.2,8.7,10.3,11.9,15.1,22.1,27.1,28,24.7,16.7,9.2,6.5
1981,7.9,7.1,13,12,16.7,24,26.7,26.9,23.5,18,13.3,8.6
1982,8.3,7,10.9,13.1,17.9,24.6,29.2,26.6,22.6,15.7,9.8,7
1983,7.7,6,12.3,13.3,17,24.2,29.1,25.5,24.9,18.4,11.4,7.5
1984,6.6,6.9,7.9,14.2,12.3,21.9,28.8,26.2,22.4,15.8,10.1,6.6
1985,4,8.6,9.8,14.5,15.6,23.5,29.5,28.3,26,19.1,9.1,6.8
1986,7,5.6,10.6,9.8,20,24.1,28.2,27.6,23,16.9,10.9,6.8
1987,5.3,7.2,11.7,14.8,18.1,24,27.5,28.3,26.1,15.2,9.8,7.3
1988,7.6,7.4,12.4,12,16.2,20.9,27.3,28.3,24,17.2,10.3,7
1989,6.6,8.6,12.6,11.3,18.4,23.6,29.2,28.6,21,17.9,11.2,8.6
1990,6.7,12.1,12.1,11.5,18.9,24.5,29.4,28.7,24,16,10,5.7
1991,6.4,5.7,10.1,12.1,16.4,24.1,29.4,30.5,24.1,14.6,10.9,6.8
1992,5.2,8.1,11.4,14.6,19.1,20,28.3,29,23.2,14.1,11.9,7.1
1993,6.7,6.1,10.7,12.8,16.8,23.3,27.5,28.4,21.2,13.1,8.8,7.6
1994,7,7.9,14.1,12.7,18.5,25.5,30.7,30.1,20.9,15.7,11.9,8
1995,8.4,10.5,12.6,15.3,20.1,24,29.7,28,21.4,18.9,12.5,7.9
1996,7.8,6.6,10.6,14.6,17.7,25.3,28.6,27,20.5,16.6,11.1,6.7
1997,6.1,11.6,15.4,16.2,17.8,23,27,28.3,24.4,19.2,10.7,7.7
1998,7.8,9.6,14.3,13.5,17,25.2,30,29.4,23.3,17.3,11.5,7.6
1999,8.1,8.2,11.6,15.6,20.2,24.8,29.6,29.1,23.8,16.4,9.1,7.4
2000,6.2,11.7,13.2,12.7,19.8,25.6,28.6,28.5,24.2,16.6,10.3,9
2001,8.2,8.8,13,15.6,18.9,26.5,28.8,29.5,22.7,18.5,9,5.7
2002,7.8,11,12.2,13.9,16.9,25.9,28.3,26.5,22.4,17.1,11.7,8.9
2003,7.4,6.6,12.7,14.2,19.8,28.2,30.5,30.9,23.7,15.3,11.4,7.7
2004,9.4,7.8,9.3,12.9,16.4,26.5,29.1,28.7,25.1,18.5,10.8,7.3
2005,7.9,5.8,11.1,14.8,20,26.8,29.7,28.4,23,17.3,9.7,6.5
2006,5.7,6.9,12.5,15.4,20,24.6,30.6,27.8,24.5,19,12.7,7.5
2007,7.8,9.8,11.7,13.9,19.3,23.6,28.7,27.9,23.4,16.8,10.8,7.4
2008,9,9.1,12.5,14.8,17,23.6,28.9,29.3,23,16.1,9.6,6.3
2009,6.2,7.9,12.1,13.4,20.1,25.8,30,30.6,23.8,19.1,13,7.3
