1901,4.7,8.5,12.1,14.5,18.2,22.7,27.3,27.1,23.8,18.2,12,9.4
1902,7,9.3,9.8,14.3,18.3,23,26.8,27.4,24.4,19.1,10.4,6.2
1903,6.2,7.2,10,13.4,19.1,22,25.9,27,22.8,18,11.9,9.1
1904,6.1,9.4,9,13.7,19.2,23.8,27.1,26.7,22.3,17.9,10,6.5
1905,4.1,4.6,9.1,14,19.3,22.7,27.3,28.1,24.9,17.7,14.5,7.7
1906,6.4,6.9,11.3,13.3,17.6,22.8,27,26,23.1,16.8,12.8,7.4
1907,3.8,5.6,6.5,12.4,20.6,23.3,26.7,26.5,22.2,19.4,11.9,8.4
1908,6,6.9,9.3,12.7,21.4,24.2,26.5,27,22.1,16.1,10.4,6.6
1909,4.6,4.6,10.5,14,19.6,24.1,27.1,27.1,24.6,17.6,12.8,9.4
1910,6,8.3,8,13.6,17.7,22.7,26.2,27.1,22.6,17.4,12.2,8.8
1911,5.2,4.2,8.9,12.9,17.9,23.7,25.9,27.5,23.2,18.1,13.3,7.9
1912,5.1,8.7,11.3,13.2,18.5,24.2,26.4,26.8,22.5,17.1,12,8.4
1913,6.5,5.4,10.3,13.9,17.9,23,25.2,25.7,24.4,18.2,12.7,7.2
1914,6.1,7.7,11,14.1,18.2,22.4,26,26.5,22.1,16,11,8.5
1915,8.7,7.3,10.4,13.6,18.4,24,27,26.8,21.7,18.1,12.6,10.2
1916,6.2,7.8,11.7,14,19.8,26.6,28.5,26,22.3,18.5,13.7,10.6
1917,8.1,7,10.6,13.7,17.6,23.7,27.2,28.5,23.9,18.5,13,5.4
1918,7,6.8,8.7,14.3,19.6,22.9,27.1,26.6,25.6,19.3,12.4,8.4
1919,8.3,8.3,11.2,14.7,16.9,23.2,26.5,26.2,23.5,18.5,13.3,7.5
1920,7.2,5,10.6,15.1,19.5,23.7,27.4,27.5,23.1,16.1,9.9,7.3
1921,7.8,5.4,8.7,12.8,20,21.6,27.8,28.2,22.7,16.6,11.6,7.8
1922,6.7,7.6,12.5,15.1,19.3,25,28,28.6,24.3,19.5,10.9,6.9
1923,6.5,8.2,10.3,13.8,20.1,22.6,26.7,27,24.6,18.8,15.5,9.4
1924,4.1,7.7,9.8,15.9,20.7,24.9,27.9,27.6,26,18,11.7,7.2
1925,5.7,8.8,10.1,13.5,18.5,22.8,27.1,28,24.8,18.5,14.9,8.7
1926,8.2,9.2,10.5,15.2,19.6,24.3,26.3,26,24.4,19.7,16.2,8.8
1927,7.6,5.8,12.2,14.9,20.8,26.3,28.7,28.8,25.6,18.5,14.8,9.5
1928,7.5,5.5,8.3,15.9,19.3,25.1,28.5,29.1,25.5,18.7,14.4,7
1929,4.9,4,8.5,14,21.8,24.6,27.5,28.8,21.6,17.6,14,8.9
1930,7.3,6.8,11.6,15.1,18.5,24,27.9,28,24.4,17.7,13.3,9.5
1931,8.3,7,11.4,13.3,19.8,25.9,29,29,24.2,18.2,12.3,6.9
1932,5.7,5.3,9.3,14.5,19.6,24.1,28,27.4,26,21,12.2,9.1
1933,6.2,8.4,8.9,13.3,17.7,22.2,26.4,27.1,22.3,19.2,15.3,7.7
1934,6.4,6,11.7,16.5,21,25.1,28.1,28.2,23.7,18.7,14.9,9.2
1935,5.8,8.6,8.8,15.2,20.1,26.1,27.3,27.7,24.6,20.6,12.5,10.1
1936,10.6,8.9,11.9,15.9,18.1,22.8,28.3,27.3,23.5,17.8,12.5,6.9
1937,6.4,9.5,12.7,14.8,20.4,25.7,28.7,27.8,25.2,18.5,14.2,8.5
1938,6.8,6.2,10.5,12.8,19.4,25.8,28.9,28.7,23.6,19.5,13.2,8.2
1939,8.7,7.9,8.7,15.6,19.1,22.7,29.3,27.9,24.3,20.2,12.9,9.1
1940,5,8.1,10,13.4,17.4,22.4,27.1,25.8,23.3,19,13.8,6.4
1941,7.9,9.5,11,15.6,19.1,24.2,28.2,28,21,16.9,10.9,6.3
1942,4.1,6.9,9.7,14.4,21,25.7,26.8,26.9,24.8,17.8,12,8.1
1943,5.1,7.5,7.8,14.3,18.7,23.6,27.7,28.4,25.3,18.8,15.2,9.3
1944,5.9,7.3,8.9,15.1,18.8,25.1,27.3,25.6,23.9,18.2,12.9,6.7
1945,5.3,6,9.7,14.7,23.4,26,28.9,29.7,24.2,16.9,11.8,8.3
1946,6.1,7.1,9.9,14.9,20.3,25.8,28.8,29.9,26,17.3,14.3,6.8
1947,4,9.1,14.1,16.8,20.2,25.2,27.9,28,23.7,16.8,13.1,9.4
1948,9.2,5.8,9,14.1,20,22.9,26.4,28.1,23.1,19.2,11.7,4.6
1949,6.4,5.8,7.7,13.6,20.5,24,26,25.5,22.5,16.2,13.1,9.7
1950,6.2,9.7,10.3,15.8,20.1,25.5,29.7,28.6,25,17.4,13.3,10.2
1951,8.9,9.7,11.6,15.7,20.7,25.7,27.7,28.4,24.1,15,13.4,8.5
1952,7.9,7.6,10.5,17.2,20.3,25.6,28,30.5,25.6,18.9,13,9.5
1953,6.9,8.3,8.8,15.3,18.6,24.1,28.9,27.6,24.3,17.1,10.5,6.8
1954,5,6.3,9.7,12.1,17.4,25.6,27.9,28,25.4,17.5,11.8,7.7
1955,9,10.9,10.7,12.1,20.9,24.7,27.2,25.7,23.1,17.2,11.6,9.4
1956,7.6,4.9,6.6,14.8,18.7,24.7,28.2,28.8,24,17.8,12.3,7.5
1957,6.1,9.6,10.3,14.1,17.7,24.9,26.7,27.8,23.3,17.8,12.6,7.4
1958,6.9,10,9.5,13,20.9,23.9,27.5,28.7,21.9,17.8,12.7,9.8
1959,6.9,6.5,11,14,19.4,22.4,26.4,27.2,21.9,15.2,12.2,10.1
1960,8,9.1,9.5,14,19.9,23.9,26.8,28,22.4,20.2,15.7,11
1961,7.3,7.1,11.5,16.3,19.8,24.1,27.6,27.7,23.8,17.8,15.3,9.7
1962,9,7.3,11,15.5,21.2,24.6,27.9,29.2,24.5,17.7,14.6,8.1
1963,7.4,8.5,9.5,14.1,18,24.6,28.4,29.6,25.2,17,15.6,10.5
1964,5.7,7.4,10.3,14.9,18.5,24.2,27,26.9,22.6,18.9,13.8,9.3
1965,7.4,5.2,10.4,12.8,18.5,25.1,28.2,25.6,24.6,17.4,14.4,9.8
1966,6.8,11.1,9.8,15.7,18.9,23.3,27.6,28.2,23.5,20.5,14.1,8.6
1967,7.2,6.7,11,13.9,19.7,23,27,28.5,23.7,18.6,13.9,9
1968,5.7,9.1,10,16.7,22.6,24,28,25.8,23.1,17.4,13.2,7.9
1969,6.1,8.7,9.3,13.5,22.1,24.3,25.7,27.2,24.1,17.8,15.4,8.5
1970,8.5,9.3,11.2,16.2,18.4,24.6,26.9,27.8,23.6,17.4,14.3,9.4
1971,8.3,6.1,9.3,13.8,21.2,25.1,26.2,28.4,22.1,16,11.9,8.1
1972,5.9,6.2,10.4,14.3,19.7,25.4,25.8,26.8,22.7,14.3,12.6,6.4
1973,5.6,7.1,8,12.5,21.2,24.1,27.8,25.9,23.6,17.4,11.1,8.5
1974,5.2,7.4,9.5,11.9,18.4,24.2,26.4,26.8,23,17.8,11,6.9
1975,6.1,5.6,11.1,14.8,19.7,23.2,26.8,25.7,24.6,17.2,10.3,6.6
1976,6.7,5.6,8.7,13.2,19.3,23.3,25.7,24.2,22.1,16.6,11,7.6
1977,6.4,10.2,11.6,14.8,21.6,25.7,28.1,27.4,22.2,17,13.9,6.2
1978,5.3,7.9,10.7,13,19.2,25.2,27.5,26,20.6,15.9,10.7,8.8
1979,6.4,7.4,11.7,12.4,18.9,25.3,26.5,26.1,23.7,16.3,10.9,8.3
1980,4.9,5.6,9.2,12.6,17.4,23.8,27.3,27.1,22.7,17.8,14.1,8.1
1981,3.5,6.6,11.6,15,18.5,26,26.2,27.4,23.5,19.4,10.1,8.7
1982,7,4.9,8.2,12.8,18.8,25.7,26.4,27,24.6,17.2,11.4,7.3
1983,6.7,4.9,10,15.7,21.3,22.4,26.8,25.7,22.5,16.4,10.7,7.5
1984,7.3,6.1,8.3,11.6,20.3,23.8,27.2,25.1,23.7,19.8,12.1,7.3
1985,6.2,6.2,8.8,15.4,20.8,24.9,27.2,27.6,23.6,15.7,12.8,9
1986,7.1,7,9.5,16.5,20.3,24.3,27.2,28.2,24.1,16.8,10.8,6.6
1987,7.2,7.2,5.9,12.9,17.8,24.5,28.6,26.5,25.7,15.7,11.4,7.5
1988,7.4,6.7,9,14.2,20.5,25,29.5,28.2,23.3,16.5,8.7,6.5
1989,6,7.8,11.5,16.7,18.3,22.9,26.2,26.7,22.8,15.5,11.2,7.5
1990,6.1,8.6,12.7,14.9,19.8,24.9,28,26.6,23.1,18.2,13.1,6.4
1991,5.3,6.1,10.6,12.4,16,24.3,25.6,25.2,22.8,17.5,11.6,4.4
1992,6.1,5.5,8.7,13.8,18.3,23.4,25.3,28.5,22.5,19.6,13.3,6.1
1993,6.7,4.8,9.1,14.7,19.5,25.3,27.5,28,23.6,19.6,10,9.3
1994,7.8,7.3,11,14.9,21.1,24.4,27.4,28.8,26.1,18.7,11.2,7.6
1995,6.3,9,9.3,13.7,19.7,26.3,27.9,26.1,23,16.5,9.7,7.9
1996,5.3,5.4,6.5,12,20.4,25.4,26.1,26.8,21.3,14.5,12.7,7.9
1997,7.7,9.3,8.9,10.7,20.3,25.3,26.9,24.8,22,16.4,11.7,7
1998,7.2,9.3,7.9,15.5,18.7,25.4,29.3,29.5,23,18.7,12.3,8
1999,7.4,6.5,9.8,15.5,21.4,25.6,27.7,28.3,23.2,19.8,12.6,9.4
2000,4.8,7.1,10.6,15.9,21.3,26.2,29.2,28.2,23.9,16.7,14.6,9.2
2001,7.6,7.2,13.8,14,19.7,24.7,28.7,28.5,24.1,19.5,11.6,4.5
2002,6,10.1,11.1,13.9,20.1,25.8,28.6,26.5,22.2,17.6,12.9,6.2
2003,7.9,2.7,8.4,12.2,21.7,25.8,28.4,28.8,23.4,17.7,12.1,6.8
2004,4.9,7.4,9.9,14,18.6,24.1,27.9,27.2,22.8,19.2,11.9,8.3
2005,6.2,4.7,10.1,13.9,20.1,23.7,27.7,27.4,22.7,16.1,10.9,7.5
2006,4.2,6.4,9.4,14.4,20.5,24.3,27.2,28.3,22.6,16.8,11,7.9
2007,8.5,7.1,11,15.5,20.6,26.3,29.8,28.4,22.7,17,11.1,6
2008,6.4,6.9,11.6,14.5,20.3,26.2,28,28.7,22.2,16.9,12.7,7.1
2009,6.9,5.9,9.2,14.4,20.8,25.2,28.5,27.5,22.6,16.6,12.5,8.8
