1901,5.3,3.9,6,11.1,14.4,16.8,20.3,18.6,16.2,11.7,8.1,5.1
1902,5.7,3.5,8.4,10.7,11.1,14.7,16.7,16.1,15.2,10.7,9.2,5.9
1903,5.3,8.1,8.3,8.3,13.1,15.4,17.1,16.6,14.9,11.5,7.7,4.8
1904,6,4.4,6.4,10.9,12.8,15.9,18.5,17.9,15.2,11.7,7.7,6.2
1905,6.1,6.1,8.3,8.6,13.9,16.8,19.1,17.1,14.8,9.7,7.1,7.3
1906,6.5,5,6.9,10.7,12,17.1,18.2,18.6,16.8,12.5,9.6,5.2
1907,5.5,5.3,9.7,10.3,12,14.6,16.3,16.2,16.3,12,8.6,6
1908,5.1,6.9,6.3,8.6,14.2,16.9,18,17,15.3,14.3,9,5.7
1909,5.6,5.9,4.9,11.5,14.1,14.5,16.7,17.9,14.1,11.6,6.9,5.1
1910,5,6.2,8.9,9.4,13.2,16.4,16.3,17.4,15.3,12.4,5.5,7.3
1911,6.1,6.8,6.8,10.1,15.2,17,20.2,19.9,16.4,10.9,7.7,7.4
1912,4.9,6.4,8.9,12.2,13.8,15.5,17.5,14.9,13.5,11.7,7.9,7.8
1913,5,6.7,7.8,10.2,13.5,16.5,16.9,18.1,15.6,12.8,10.3,6.3
1914,5.4,8.4,7.7,12.6,13.6,17.2,18.4,18.7,16.4,12.6,8.9,6
1915,5.4,5.7,7.4,10.7,12.7,17.2,17.3,17.5,16,11.1,5.6,5.8
1916,8.7,5.3,4.8,10.9,13.5,14.1,17.5,17.9,15.1,11.6,9.2,5.5
1917,3.7,4.3,5.4,8,13.9,17.6,18.8,17.5,16.2,10,9.7,5.1
1918,5,7.8,8.3,9.1,15.5,16.7,18,18.2,13,11.6,8,7.6
1919,5.1,3.7,5,10.3,15.2,17,16.4,18.1,15.5,11.2,4.6,6.1
1920,6.2,8.2,9.2,9.3,13.9,16.6,16.4,16.2,15.6,12.1,9.5,5.7
1921,7.5,7.4,9,11.6,14.9,17.5,20.1,16.7,16.7,15,6.8,8
1922,4.7,5.7,6.5,8.4,14.9,16.3,15.8,15.7,14.1,10.6,8.8,7.1
1923,7.9,5.8,8.2,9,11.1,14.6,18.8,17.2,14.8,11.2,6,5.4
1924,5.7,5.3,6.6,9.6,12.4,15.7,17.6,16.5,14.3,11.5,8.8,8.4
1925,6.9,6.1,7,9.6,13.6,17.8,19.2,17.6,13.6,12.2,6.1,4.3
1926,6.4,7.1,8.3,11.7,12.2,16.2,18.7,18.6,15.9,9.5,7.7,6.7
1927,6.3,6.7,9,9.9,12.6,14.3,17.6,17.8,13.9,12.3,7.6,3.3
1928,6.8,7.2,6.9,10.5,12.6,14.5,18,17.4,15.5,11.8,9.4,5.9
1929,3.6,2.7,8.7,8.9,14,15.7,18.6,17.5,17.5,11.4,8.5,6.9
1930,6.4,3.8,7.3,9.9,12.6,18,17.4,17.9,15.3,11.7,7.9,5.6
1931,4.9,4.9,5.6,9.4,13.5,15.4,17.1,16.1,13.7,11.7,9.6,7.3
1932,7.9,6.3,7.1,8.6,12.4,16.4,17.9,18.6,15,10.4,7.8,7.2
1933,3.9,5.6,9.5,11.4,13.8,18.1,20.4,19.8,17,12.1,7.6,4.5
1934,6.6,7.8,7,9.7,13.9,17,20.2,17.9,16.4,11.8,7.8,8.8
1935,6,6.5,8.8,9.5,12.5,16.2,19,19,14.9,10.8,8,4.2
1936,4.7,4.4,7.8,8.9,13.8,17.1,17.7,18.5,15.9,11.5,7.5,6.8
1937,6.1,5.6,4.7,10.5,14.3,16.6,17.6,18.6,15.6,12.4,7.8,4.3
1938,6.9,6.6,11.7,11.1,12.8,16.1,17.1,18,16.1,12.1,9.8,5.5
1939,5.1,7.3,7.6,10.7,14,17.4,17.2,18.6,15.9,10.7,9.1,5.4
1940,1.8,3.9,7.4,10,15.2,18.7,17,17.8,14.9,11.7,8.7,5.6
1941,1.6,4.2,6.2,8.6,12,16.8,18.9,16.7,16.5,12,8.2,7.3
1942,2.7,2.3,6,11.1,13.5,16.4,17.5,17.9,15.4,12,7.8,7.5
1943,5.6,8.4,9.5,12.6,14,16.4,18.2,17,15.2,12.7,7.9,5.9
1944,7.3,5.2,7.6,11.9,13.6,15.5,17.3,18.8,14.4,10.8,7.3,5.8
1945,2.3,8.3,10.3,11.7,13.9,16.4,18.8,17.9,15.9,13.5,9.4,6.9
1946,4.5,6.5,7.6,12.5,13.5,15.5,18.2,16.8,15.4,11.2,9.2,5.2
1947,4.3,1,4.1,10.3,14.7,17.2,19,21.5,16.6,13.3,8.2,6.8
1948,5.4,6.2,10.6,11.5,14,15.8,17.7,16.3,15.4,11.9,9.4,6.8
1949,7.2,7.4,7,12.8,13.9,17.5,19,18.8,17.7,13.3,8.8,7.1
1950,6,6.2,9.7,9.6,13.7,18.5,18,18,14.7,11.9,7,3.1
1951,4.3,5.1,5.8,8.9,11.5,15.5,18.6,17.2,15.8,12.5,10.1,7.1
1952,3.7,5.8,8,12,15.2,16.3,18.5,18.1,12.9,10.8,6,4.8
1953,6,6.9,9.4,9.7,15.1,15.8,17.5,18.6,16.3,12.4,10.1,7.7
1954,5.2,4.3,7.1,10.8,13.8,15.3,16.3,16.3,14.3,12.9,8.6,7.7
1955,3.7,2,6,12.4,12.2,15.9,20.5,20,16.9,11.9,9.8,6.5
1956,4.3,2.9,8.1,9.6,15.2,15.4,17,15.2,15.8,11.9,8.9,7.3
1957,7.3,6.3,10.2,11,13.1,17.7,17,16.6,13.7,12.9,8.4,6.7
1958,4.6,5.7,4.5,10.2,13,15.4,17.6,17.6,16.6,13.2,8.8,6
1959,2.9,6.6,8.7,11.6,14.8,17.6,19.8,20.2,17.7,14.5,9,7.2
1960,5,4.9,6.7,11.6,15.7,19,16.9,16.7,14.9,11.4,8.5,4.9
1961,4.4,8.3,11.1,11.1,13,17.2,16.3,17.6,16.9,12.5,7.6,3.8
1962,5.9,6.7,4.5,9.7,12.5,17.1,15.5,16.1,14.2,12.6,7.1,4.5
1963,0.6,1.7,7.5,10.3,13.2,16.4,16.8,15.6,15.4,12.9,8.4,4.9
1964,5.7,6.2,5,11.1,15.6,16.1,18.2,17.6,15.7,11.1,9,5
1965,4.4,5.5,6.9,11.1,13.1,16.6,14.5,16.8,14.3,12.8,5.6,4.5
1966,4,5.4,8.8,7.8,13.9,17.2,17.1,15.7,16.2,11.8,7.4,6.1
1967,6.1,7.3,9.3,10.6,12,17,18.9,18,15.8,12.1,8.4,6.4
1968,5.7,3.7,8.8,10.7,11.3,17.6,15.9,16.6,15.3,13.3,7.9,5.3
1969,7,2,4.5,9.7,12.4,16.9,19.6,18.2,15.5,14.9,6.5,5.7
1970,5,4.7,6.4,9.2,14.6,18.3,16.9,18.4,16.1,12.6,8.6,5.9
1971,5.9,7,7.3,10,14.3,13.8,18.5,17.1,16.5,13.7,8,8.7
1972,5,5.6,8.1,11.1,13,14.9,17.7,17.5,13.9,13.2,8.2,7
1973,6,6.4,9.7,9.2,13.1,17.7,17.6,18.3,15.6,11.3,7.6,6.5
1974,7.4,7.1,6.9,9.9,13.8,16.1,17.7,18.6,14.4,9.9,8.6,9.1
1975,8,6.2,6.7,10.5,12,17.6,19.4,21.5,15.3,12.5,8.4,7.9
1976,6.6,6.7,6.4,10.7,14.2,19.5,21.1,20.1,14.4,12.3,7.9,3.3
1977,4.2,4.9,8.3,9.7,12.8,14.8,18,17.6,14.9,13.5,7.7,7.4
1978,4.5,3.1,8.7,8.1,14,16.4,16.2,17,15.7,13.7,10.3,5.1
1979,2.1,2.6,5.6,9.6,12.6,16.7,18.2,16.6,15.8,12.5,8.6,6.6
1980,4,6.3,6,11.4,13.8,16.3,16.4,17.7,16.4,11,8.4,7.4
1981,6.2,5.3,8.9,10,14.4,15.8,17.9,18.7,16.9,9.8,9.4,2.7
1982,3.9,6.9,8.7,11.7,14.5,16,18.4,18,16.2,11.7,8.8,5.8
1983,7.9,3.6,8.9,8.7,11.4,15.7,21,20.2,15,12.6,8.9,8
1984,3.6,5.3,5.9,11.1,13,16.9,19.4,19.1,14.3,12.8,9.1,7.4
1985,3.1,5.2,6.6,10.4,12.8,14.6,17.9,16.8,15.8,13,5.4,7.2
1986,4.6,1,7.5,7.9,14,16.6,18.2,15,14.8,12.8,9.6,6.9
1987,3.2,5.8,6.3,12.6,12.6,14.1,17.6,17.3,15.4,11,7.9,7.2
1988,6.2,6.5,7.7,10.6,13.8,16.9,17.2,18.2,15.6,11.6,8.3,9.2
1989,8.8,7.9,9.7,8.6,15.3,17.2,20.2,19,16,13.2,8.3,5.9
1990,7.8,8.3,10.8,11.7,15.1,16.1,18.5,20.4,15.2,12.7,8.4,6.4
1991,4.7,4.1,9.4,10.3,13.6,14.5,19.3,20.3,16.8,11.6,8.8,7.2
1992,6.4,7.9,8.9,11,15.7,18.2,18,17.2,14.5,9.5,9.1,5.5
1993,7.3,7.5,8.9,11,13,16.3,17.3,16.8,14,10.2,6.7,5.5
1994,6.3,4.4,9.2,10.6,12.5,17.8,20.7,17.9,14.7,11.9,11.4,7.9
1995,6.1,7.6,7.5,11,14.1,16.1,20.4,21.7,15.4,15,9.6,3.8
1996,5.7,5,5,11,11.9,17.4,18.9,19.2,15.9,13.5,7.6,4.8
1997,5.3,8.4,11.2,11.9,13.6,15.3,19.1,21.2,16.3,12.6,9.9,7.5
1998,6.7,9.6,9.9,9.2,14.9,15.8,16.9,17.7,15.5,11.6,8.2,7.5
1999,6.7,6.6,9.4,11.7,14.6,15.9,19.2,17.8,17.8,12.5,9.8,5.7
2000,7.3,7.7,9.9,9.7,14.2,15.9,16.3,18.7,15.9,12.3,8.5,6.5
2001,4.9,5.7,6.3,9.6,15.5,15.7,18.7,18.9,14.9,14.5,9.5,5.6
2002,6.8,7.6,9.6,12.1,14.3,16.8,17.9,18.8,16.5,11.1,9.4,6.8
2003,6,6.4,10.5,12.4,14.7,18.8,19.9,20.5,17.4,11.8,10,6.6
2004,6.3,6.9,8.9,11.7,15.4,17.8,17.8,18.8,16.8,12,9.6,7.5
2005,7.3,6.1,8.5,11.3,13.6,17.5,18.2,18.8,17.2,13.4,8.4,6.9
2006,6.2,6.2,5.6,10.8,14,18.4,22.4,18.2,18.4,14.3,9.9,6.8
2007,7.8,7.6,9.5,14.1,13.6,16.3,17.7,18.1,16.5,13.9,9.3,6.3
2008,6.5,8.7,7.6,10.1,15.4,16.6,18.8,17.9,15.7,11.7,8.2,6
2009,5,6,9.4,12.6,14.5,17.2,19,18.7,16.6,13.5,9.3,4.4
