1901,3.3,7.7,9.4,9.8,11.9,15.9,20.5,20.3,17.3,14.1,9.3,8.4
1902,5.6,8,6.5,9.4,12.5,16.5,20.1,20.6,18.4,15.2,7.5,4.9
1903,4.6,5.6,6.7,9,13.1,15.2,19.2,20.1,16.4,13.8,9.2,8
1904,5.1,7.9,5.9,8.9,12.8,16.8,19.9,20.2,16.1,14.2,7.6,5.3
1905,2.8,3,5.7,9.4,13.3,16,20.7,21.5,18.7,14,12.1,6.2
1906,5.1,5.6,8.3,8.8,11.4,16.3,20.3,19.4,16.9,12.9,10.1,6.8
1907,2.7,4.2,3.5,7.7,14.5,16.5,20.2,19.7,15.8,15.2,8.8,7.2
1908,4.6,5.4,6.1,8.1,15,17.5,19.6,20.2,15.8,12,7.4,5.1
1909,3.5,3.3,7.7,9,14,17.4,20.9,20.7,18.5,13.6,10.5,8.5
1910,4.7,7.1,4.6,9,11.6,16,19.8,20.6,16.8,12.8,9.6,7.3
1911,3.8,2.3,5.4,8.2,11.8,16.8,19.2,20.6,17,14,10.8,6.5
1912,3.7,7.1,8.1,8.6,12.2,17.5,19.4,20,16.7,12.9,9.9,7.2
1913,4.8,3.6,7.1,9.3,11.6,16,19.1,19,17.8,13.7,9.6,5.9
1914,5.1,6.2,8.4,9,12.3,16,19.8,20.1,16,12,8.4,7.5
1915,8.1,6.3,7.6,9.2,12.2,17.3,20.7,20.2,15.8,14.3,10,9.1
1916,5,6.3,9,9.6,13.9,20,21.9,19.5,16.3,14.2,11.5,9.5
1917,7.2,5.3,8.1,9.6,11.4,16.6,20.6,21.6,17.2,14.6,11.2,4.6
1918,5.7,5.2,5.9,9.4,13.4,16.3,20.7,20,19.1,16.1,10.2,7.5
1919,7.4,6.9,8.7,10.3,10.6,16,20,19.2,17.3,15,11.2,6.7
1920,6,3,7.3,10.5,12.9,17.1,20.6,20.9,16.7,11.7,6.9,5.9
1921,6.5,3.5,5.4,8.4,14,15.2,21,21.7,16.2,12.4,9.2,6.5
1922,5.5,5.8,9.5,10.4,13,17.9,21.4,21.4,18.1,15.5,8.7,5.8
1923,5.5,6.7,7.4,9.2,14.1,16.8,20.1,20.1,18.2,14.8,13.1,8.5
1924,3.1,6.1,6.9,11.3,14,18.2,21.2,20.9,19.5,13,8.7,5.9
1925,4.1,7.4,7.6,8.9,12.9,16,20.6,20.9,18.4,14.7,12.5,7.9
1926,6.9,7.3,7.4,10.7,14.1,18.4,20.4,19.3,17.6,15.1,13.1,7.9
1927,6.7,3.9,9.4,10.2,14.3,19.2,22.1,22,19.5,15.3,11.9,7.9
1928,6.2,3.5,5,11.2,13.6,17.9,21.4,21.8,18.9,14.3,11.8,6.2
1929,5.2,1.7,4.4,8.6,15.1,17.9,20.2,21.6,15.5,13.1,11.4,7.4
1930,6.1,5.4,8,10.7,12.6,16.8,20.9,20.9,17.5,13.6,10.3,8.6
1931,6.9,6.1,7.6,8,12.3,18.1,21.6,22.1,16.8,13.1,8.5,5.4
1932,4.6,3.3,6.3,8.8,12.5,17.7,21.4,20.4,18.8,16.1,10.4,7.2
1933,4.8,5.8,5.4,7,10.9,15.9,18.9,19.4,14.4,12.8,12.2,5.8
1934,5.8,2.7,7.7,10.5,13.5,16.9,20.1,21,17,13.5,10.6,6.7
1935,5.2,6.1,5.6,9.5,13.6,19.1,21,20.9,16.8,14.5,9.5,8.8
1936,8.3,6.9,7.4,10.4,12,16,21.3,20.8,15.8,13.6,9.6,5
1937,4.1,6.8,8.9,10,13,17.4,22.3,21.6,17.9,13.6,11.1,7.5
1938,6,4.7,6.4,9.1,12.7,17.5,22,21.8,17.4,14.1,9.5,8.2
1939,7.7,5.3,6.5,9.6,13.5,16.4,21.5,20.8,17.7,15.7,10.2,8.1
1940,4.9,6.7,6.8,9.5,12.5,16.6,20.9,19.3,16.6,15,11.4,6.8
1941,7.7,8.9,7.7,11,13.9,17.5,21.1,20.7,15.4,12.5,8.9,4
1942,3.5,6.9,6.6,9.9,14.4,18.6,20,20.6,17.8,14,9.6,5.6
1943,4.3,4.7,5,8.5,13.1,16.9,20.3,21,17.9,15.8,13.3,7.9
1944,5,6.6,7.1,10.4,12.4,18,20.3,19,17.4,14.8,10.4,7.2
1945,5.2,4.3,5.5,9.1,15.7,17.9,21.2,21.8,18,12.5,10.4,7.4
1946,5.9,5.7,7.3,9.7,13.8,18.8,21.3,22,19.8,13.4,12.7,7.4
1947,4.1,7.9,10.1,10.8,14.1,18,21.1,20.6,17.4,12.6,11.4,9.4
1948,8.8,5.2,5.2,9.3,14,16.8,19.7,20.6,16.9,13.8,8.7,3.9
1949,5.1,3.7,5.7,8.2,14.1,17,19.6,18.4,15.6,13,11.2,7.4
1950,2.6,5.4,7,11.5,14.2,18.5,21.7,20.8,18.6,13.4,10.3,9.8
1951,6.2,7.1,8.8,10.7,15,17.9,20.7,21.6,18.2,12,9.8,5.2
1952,5.9,5.1,6.4,10.7,13.6,18.1,20.4,21.9,19.7,14.5,11.3,9.4
1953,5.8,5.9,4,9.7,12.9,17.6,21.1,20.6,17.4,14,7.4,4.1
1954,4,4.8,7.6,7.8,12.1,19.1,21.6,21.2,18.3,14.2,10.2,7
1955,7.5,8.7,7.8,8.7,14.2,18,20.9,19.8,18,14.9,10.8,7.6
1956,5.9,5.6,4.6,9.5,12.9,17.5,21.1,21.3,17.3,12.6,10.3,5.3
1957,4.7,6.5,6.4,9.4,12.6,18.5,20.4,21.8,18.3,15.7,10.8,6.3
1958,5.5,7.1,8.2,9.8,14.9,18.2,21,21,16.6,13.4,11,8.1
1959,5.2,2.9,7.4,10,14.1,17.1,20.4,20.5,15.8,11.5,9.5,8.1
1960,6.2,6.8,7,9.9,14.1,17.3,20.3,20.7,17.4,16,11.8,9.7
1961,5.2,4.5,7,11.1,14.3,17.8,20.3,20.6,15.7,12.7,11.3,7.6
1962,6,4.3,8.7,9.5,14.3,18,20.8,21.1,17.3,13.8,12.6,7.2
1963,6.2,7.8,5.9,9.2,13.3,18.3,21.7,21.7,18.6,14.3,10.7,8.6
1964,3,4.9,7.9,9.7,13.5,18.5,20.8,19.8,16,13.9,9.5,8.2
1965,5.6,4.3,7.1,9,12.2,18.6,20.8,19,16.7,11.9,10.2,8
1966,6.2,7.6,7.4,10.3,12.9,17.4,20.6,21.2,16.7,15.8,12.1,7
1967,4.5,3.3,6.1,8.8,13.6,17.1,21,21.6,17.1,13.5,9.4,7.9
1968,4.6,6.9,6.9,11.2,16,18,20.6,19,17,12.7,9.7,7.3
1969,4.9,7.6,7.5,8.8,15,18.1,19.4,19.5,18.2,13.2,9.8,8.8
1970,7.4,7.8,8.6,10.8,12.8,18.1,20.7,21.2,17,12.4,9.2,6.9
1971,7.8,5.6,7.5,9.4,14.6,17.4,19.8,20.9,16.4,11.3,9.5,5.6
1972,4.8,5.4,7,11.5,13.8,18,19.4,20.7,18.4,12.8,9.2,5.5
1973,5.4,7.2,6.3,9.6,14.4,17.7,21.2,20.3,18.2,14.7,8.3,7.5
1974,3.6,6.4,7.6,9.5,13.5,17.6,21,20.3,17.4,15.3,9.8,5.9
1975,4.6,5.2,8.8,10.5,14.2,17.6,21.2,19.8,19.2,13.9,9.7,5.5
1976,4.7,4.5,6.5,9.8,14,17.7,19.6,18.8,15.9,13.6,9.9,6.9
1977,5.7,8.4,6.5,9.5,13.9,17.5,21,20.9,17,11.2,11.7,6.3
1978,5.4,7.7,8.1,10,14.2,18.1,20.9,19.2,16.1,13.2,8.6,7.5
1979,6.1,7.2,8.6,9.5,13.6,18.8,20.5,20.2,17,13.7,10.1,7.2
1980,4.4,5,6.4,9.1,13.3,17.1,20.5,20.7,16.6,13.8,11,7.1
1981,4.7,4.9,8.1,9.7,12.3,18.8,20.5,19.7,17.3,15.6,8,9.3
1982,5.9,3.6,5.4,9.2,12.3,17.2,19.6,19.9,17.8,13.7,9,7
1983,3.9,3.7,6.3,10.6,14.5,16.6,20.2,19.4,16.5,12,9.7,7
1984,6.1,5.8,6.8,8.5,14,16.8,19.7,18.8,17.3,13.7,9.8,5.7
1985,7.8,3.2,6.4,10.6,14.9,17.9,20.2,20.7,17.3,11.2,11.3,6.9
1986,6.8,6.9,7.1,10.6,13.9,18.6,20.9,21.6,18.1,13.2,7.5,5.2
1987,6.9,6.3,3.3,8.4,12.3,18,21.6,20.4,18.8,13.3,9.6,6.9
1988,6.4,5.3,6.9,9.6,14.2,18.6,23.2,21.6,18.4,13.4,7.7,6.4
1989,3.3,5.1,8,11.8,13,16.3,21.2,20.8,17.9,12.8,9.2,6.4
1990,3.4,6,7.6,10.7,13.8,18,21.9,20.9,17.4,14.2,12.2,7.9
1991,5,5.7,8,9.7,12.7,17.8,20.6,21,16.8,14.5,10,3.9
1992,4.1,3.1,6.4,9.5,12.4,17.7,19.7,21,17.1,15.8,9.7,5.1
1993,4.2,3.6,6,9.5,13.1,18,20.6,21,17.2,14.3,9.5,7.8
1994,7.1,6,7.2,10.8,14.4,17.5,21.1,22,19.5,16.1,9.2,5.8
1995,6.4,7.3,7.8,8.9,13.6,19.3,21.9,20.6,18.5,12.8,7.8,8.1
1996,5.6,6.4,6.2,8.5,15.2,18.6,21,20.9,17.6,12.5,10.2,8.9
1997,6.5,5.2,6.1,7.3,14.7,19,21.7,20.3,16.4,13.1,10.7,7.6
1998,5.9,6.7,5.8,11.5,14,19,22.5,22.5,17.7,14.5,11,6.8
1999,6.8,6.1,7.7,10.7,15.5,19.7,22.2,22.6,18.3,15.5,11.3,9.2
2000,3.7,5.6,6.6,10.9,14.9,18.9,21.9,21.9,18,13.5,11,7.6
2001,5.6,5.4,11,10.6,14.5,18.5,22.7,22.4,18.6,15.2,10,5.5
2002,4.4,7.7,8.7,10.4,14.4,19.4,22.7,21.9,17.8,14.2,10.1,6.6
2003,8.4,3.4,5.5,8.9,15.1,19.9,22,22,17.8,15.6,10.4,7.1
2004,4.8,5.4,8.2,10.7,13.6,18.6,21.6,21,17.9,15.3,10.4,7.7
2005,6.1,5.5,7.7,10.1,14.5,17.8,21.9,21.8,18,13.1,9.4,7.9
2006,4.2,5.8,7.8,11.5,14.2,18.7,21.7,22.2,18.1,14.4,7.9,6
2007,6.3,6.4,8.4,10,15.1,19.9,22.6,22.3,18.1,14.6,10.4,5.8
2008,4.6,4.9,9.9,12,14,19.4,22.2,22.4,18.2,14.6,11.4,8.2
2009,7.6,6.5,7.2,10.4,14.3,19,22.3,21.5,17.7,15.2,10.1,9.6
