1901,5.4,4.2,8.4,14,18.3,25.4,28.3,28.7,20.5,13.5,7.6,4
1902,5.5,6.7,11.1,13.2,16.9,20.8,27.8,26.7,21.2,14.3,10,5.5
1903,5.2,8.6,10.9,14.5,15.8,21.3,27.2,28.5,21.3,15.7,10.7,3.9
1904,5,6.5,8.3,15.2,21,24.1,28.3,27.6,21.1,17.4,9.4,7.1
1905,4.9,6.5,10.7,15,17.8,21.3,28,26.2,20.1,14.5,7,5.6
1906,6.2,5.3,9.9,11.3,17.7,24.5,27.8,30.1,22.4,15.5,9.2,5
1907,5,5.9,12.6,12.5,16.5,24.5,26.8,29,23,12.3,9.1,6.9
1908,6.4,7.6,8,11.4,20.9,21.7,28.1,27.4,23.2,17,10.6,6.2
1909,4.5,5.6,7.9,15.9,19,19.6,28.3,27.7,20.5,16.2,8.5,6.6
1910,5.1,7.2,8.6,11.9,15.3,22,26.2,26.2,21.4,14.5,8.5,6
1911,3.3,7.7,7.8,11.5,16.4,20.3,28.8,27.8,24.2,13.4,8.7,6.6
1912,5,8.5,10.7,13.2,19.5,22.1,24.2,24.7,21,13.9,8.9,4.5
1913,6.1,6.9,10,11.9,17.7,25.3,28.1,26.2,19.4,14.3,9.5,4.7
1914,3.1,7.4,9.7,14.1,17.9,20.6,25.9,27,24.2,16.2,8.2,5.4
1915,4.4,5.5,10.1,11.9,17.6,19.9,28.2,28.6,22,14.6,9,6.6
1916,5.9,6,7.1,13,17.9,22.6,26.8,27.8,21.8,16.7,8.9,6
1917,3.9,5.5,7.7,11.7,18,23.1,29,25.8,24,14.1,9.6,6.6
1918,6.1,8,8.7,11,18.5,24.7,27.9,29.4,21.2,13.1,8.8,5.7
1919,4.7,7.6,8.5,12.4,19.1,25.9,26.6,29.8,22.3,13.5,7.4,4.5
1920,5.3,7.9,10.2,13.4,18.7,22,25.7,25.8,22.2,13.3,8.1,4.8
1921,5.8,7,10.4,13.4,17.3,24.8,28.8,27.1,22.6,17.7,9.2,5.3
1922,6.2,8.6,8.6,11.9,22.2,22.3,26.9,28.1,20.4,16,9.8,5.9
1923,4.6,7.7,11.5,11,17.9,22.7,28.2,29.7,21.9,17.8,8.3,4.4
1924,6.6,5.2,10.1,14.5,19.9,24.9,28.2,27.4,21.6,16.8,9.7,6.9
1925,7.3,6.7,9,12.1,16.6,22.9,25.3,27.5,22.3,17.6,8.3,6.9
1926,6,11.3,12.3,13.4,16.6,22.9,28.3,30.3,27.3,18.5,9.4,5.5
1927,6,7.2,9.8,15.4,18.9,23.4,25,25.9,21.3,18.1,9.2,6.2
1928,5.6,9.9,9.9,11.9,16.1,24.1,30.9,28.2,22.6,16,9.7,5.7
1929,4.8,7.8,12,15.5,16.3,23.9,27.8,27.6,22.5,16.2,9,7.4
1930,6.3,5.4,10.8,11.3,18.6,21.6,26.2,28.8,23.8,17.9,11,7.3
1931,5.8,7.6,11.3,14,17.4,24.9,27.3,26.5,22.7,17.2,10.1,5.7
1932,5.9,6.3,10.9,12.2,17.7,21.4,26.4,28.9,22.3,15,10.7,6.7
1933,5.1,7.7,10.6,16.6,20.8,22.2,30.3,31.4,23,16.2,8.1,3.5
1934,5.2,7.8,8.6,11.8,19.8,25.3,29.9,26.6,24,18.1,8,7.7
1935,5,8.2,12.1,14.6,15.1,22.8,29.4,27.4,24.5,15.4,9.2,7
1936,8.4,8.6,9.3,12.6,15.4,21,26.4,29.9,23.3,15.1,8.7,5.1
1937,6,9.2,8.7,14.3,19.2,23.5,29.9,29.5,22.8,17,10.7,4.9
1938,5.8,7.6,14.4,15.9,17.1,26.3,28,27.4,21.1,17.3,11.9,5.9
1939,7.3,8.9,10.6,12.9,18.1,21.8,27.8,27.5,23.5,14.2,9.6,5.7
1940,4.8,9,13,14.6,18,22.8,27.3,29.3,23.2,14.4,9.2,5.1
1941,5.6,8.4,11.2,12.7,14.9,24,27.7,27.9,24.7,19,9.9,5.9
1942,6.7,6.9,11.8,14,18.8,24.9,28.7,27.7,23.4,18.2,10.1,7
1943,4.5,8.8,11.8,17.4,21.8,27.9,27.9,30.1,22.9,16.5,10,7.1
1944,6.4,7.4,12.4,16.1,20.5,24.8,28.1,28.4,23.6,14.6,11.4,6.4
1945,3.7,11,15.5,19,20.3,26.9,30,27.2,26.6,19.4,11.2,8.1
1946,5.5,9.2,10.2,12.4,14.7,24,30.5,28.4,24.8,18.7,11.4,5.6
1947,6.2,6.9,11.7,17.2,18.7,26.7,30.8,28.7,23.5,17.8,14.8,5.8
1948,8.1,9.8,15.6,13.9,16.7,26.1,29.2,28.7,26.1,18.4,14.3,8.5
1949,7.5,11.2,11.7,18.3,18.4,25.3,30.2,31.2,21.9,17.9,11.2,6.5
1950,7.6,9.8,13.4,16.5,18.2,25.2,30,28.1,24.1,17.5,12,4.9
1951,6.3,6.7,11.5,14.1,14.9,24.1,27.7,26.5,24.3,15.5,10,8.3
1952,5.1,8.5,13.8,14.2,18.4,24.8,27.2,26.3,20.4,17.2,11.3,6.7
1953,6.3,7.3,11.7,14,22.2,22.8,27.7,30.2,23.5,15.5,11.8,9.8
1954,5,7,10,13.1,19.2,23.3,28.5,26.4,24.5,19.2,12,7.3
1955,8.6,7.7,10,17.7,21.5,24.4,28.3,28.9,24,17.4,10.7,8.3
1956,7.4,4.9,10.6,11.7,18.8,23.5,26.5,26.2,21.8,16.7,9,5.5
1957,4.3,9.7,14.1,13.3,17.4,22.6,28.5,28.8,24.2,16.9,9.3,5.9
1958,7.1,9.8,10.3,13.3,20.1,21.9,27.4,27,25.2,16.5,11,7.1
1959,7.5,8.1,10.2,13.8,16.7,23.6,28.7,26.7,21.2,15.9,10.1,7
1960,6.3,7.8,10.9,15.2,19.8,25.6,26.8,25.8,23.1,13,9.8,5.4
1961,5.3,13.1,16.8,15.1,21.4,24.6,27.9,29.6,24.3,15.3,9.6,8.3
1962,8.1,9.8,9.2,14.3,20.2,25,28.5,30.2,25,18,7.6,6
1963,5.5,4.6,9.9,13.9,20,22.6,28.3,26.8,22,21.4,10.3,5.4
1964,6.5,9.7,9.7,14.3,23.9,23.8,28.5,28.5,26,16.6,12.4,5.9
1965,6.5,6.8,10.7,15.5,22.7,26.1,26.9,28.7,20.4,15.2,8.4,7.1
1966,8,8.8,12.4,13.3,21.1,22.7,28.4,28.4,25.7,13.4,7.6,7.9
1967,6.8,8.8,14.3,14.1,16.1,22.9,30.6,28.1,22.5,18.5,9.9,6
1968,9.1,7.2,9.5,13.2,18.7,26.3,28.5,27.3,21.8,21.1,10.6,6.1
1969,7.6,5.8,9,13.5,16.1,21.7,29.7,28.1,18.7,16.7,9.4,5.6
1970,6.5,8.8,9.9,15.8,19.2,22.6,28.9,26.5,26.8,18.4,13.4,4.4
1971,5.3,10.6,7.8,12.2,14.5,20.3,26.5,25.6,24.5,20,10.4,7.8
1972,4.9,7,9.3,14.6,17.4,22.9,27.1,26.1,19,13.6,10.1,6
1973,6.8,8.6,11.6,15.8,18.4,23.3,27,29.8,23,16.2,12.5,6.3
1974,7.6,7.4,10.2,12.1,19.2,22.6,28.4,27.7,22.7,14.6,11.6,9.1
1975,8.8,8.9,8.1,14.2,15.8,22.7,29.2,27.8,20.6,17.9,10.4,4.7
1976,6.6,8.6,12.1,12.1,20.2,26.8,27.7,27.3,20.9,13.8,9.1,7.4
1977,6.2,8.7,12.2,15.2,16.8,20.6,24.3,25,25,17.2,10,9.3
1978,6.2,9.4,12.1,12.1,15.8,20.1,28.5,28.9,26.1,17.3,11,8.8
1979,7.6,8.2,9,12.3,18.8,25,28.4,28.5,23.7,14.5,10.8,7.8
1980,6.9,9.7,10.8,14,16.2,23.6,27.9,28.5,26,17,10.4,6.8
1981,9.9,9.5,13,12.6,17.2,26.5,28.4,28.6,23.9,18.4,15.8,7.9
1982,8.4,9.2,13,15.8,20.5,24.8,27.5,28.3,23.1,15.7,10.5,6.6
1983,9.6,7.3,14.7,12.5,15.4,26.2,27.3,25.6,27.1,19.7,12.1,8.5
1984,6.4,9,8.6,16.6,12.2,22.3,29.5,27,24.2,17.4,9.9,7.6
1985,5,9.8,10.3,15.2,16.9,24.3,30,29.6,28.9,21.5,10.1,7.5
1986,6.2,6.3,11.2,9.8,21.8,25.7,31,27.8,23.4,18.4,12.2,7.9
1987,6.4,8.4,13.7,15.1,20.1,25.1,27.5,29.5,27.3,13.8,11,8.6
1988,7.3,8.8,14.3,13.2,16.6,20.3,27.6,29.8,26.9,18.2,11.9,8.8
1989,9.1,10.9,15,11.6,21.5,25.6,31.4,29.6,23.3,19.6,11.3,8.2
1990,7,12.4,14.1,12.7,21.2,26.3,31,30.4,25.4,15.9,11.1,6.4
1991,7.3,7.6,11.6,14,19.5,26.3,29.8,31.6,25.4,15,11.2,7.9
1992,6.2,10.3,14.3,16.4,21.8,20,30.4,29.7,24.6,14.4,12.8,8
1993,9.5,9.8,12.7,13.7,17,24.2,29.4,29.2,21,12.5,10,7.5
1994,7.4,9.3,16.2,14.7,18.6,26.4,31.1,30,22,17.5,13.1,8.6
1995,8.4,10.8,14.3,17.8,21.8,25.4,30,29.4,21,20.2,12.3,8.2
1996,6.3,7.3,11.4,15.8,17.9,27.1,29.5,27.2,21.8,17.8,11.5,7.4
1997,6.2,12.3,18,18.6,18.7,21.4,27.2,28.5,25.8,19.2,10.4,7.6
1998,8,11.6,16,12,18.1,25.5,30,31,23,17.5,12.1,7.9
1999,7.8,9.9,12.5,16.1,20.1,25.9,30.5,29.1,22.5,16.2,10.8,7.5
2000,6.7,13.3,14.7,11,19.9,27,28,29,25.2,17.6,9.7,8.1
2001,7.5,10.3,12.6,16.3,19.6,27.7,28.1,29,23.7,18,10.1,6
2002,8.6,11.2,12.8,15.3,17.9,25.7,28.4,27.3,22.1,16.7,10.5,8.8
2003,7.6,7.9,14,15.2,22.4,28.5,30,31.7,25.5,15.4,11.5,7.6
2004,8.8,10,11.2,14.9,17.8,28.6,30,27.6,25.9,17.3,10.4,7.7
2005,7.9,7.6,12.8,16.1,21.9,29.1,30.5,30.7,25.3,18,10.1,7.7
2006,6.6,8.5,12.5,16.9,22.9,27.2,31.3,29.3,25.2,18.4,12.8,8.7
2007,8,10.3,12.3,15.6,19.4,23.3,28.5,27.9,24.7,18.1,12.9,7.2
2008,9.5,11.1,12.6,15.5,17.6,25.1,28.7,29.4,23,17.1,9.3,6.7
2009,6.9,9.4,14.7,14.3,21.8,26.5,29.5,31.5,26.8,20.4,11.8,7.5
