1901,5.3,2.8,7.1,10.7,12.5,17.9,19.7,19.6,17.4,13.6,8.7,7.4
1902,6.5,7.2,8.4,12,10.8,15.5,19.9,19.9,17.7,13.5,9.4,7.2
1903,6.4,6.7,8,8,13.5,15.5,19.5,19.4,17.6,14.3,9.4,7.9
1904,6.9,7,8.1,11.5,14.1,18.3,21.4,20.6,16,13.2,8,7.2
1905,3.9,4.6,8.1,10.6,12.3,16.9,21.6,20,17.7,11.5,10.1,7.3
1906,5.9,4.3,6.8,9.6,12.6,16.9,19.2,20.4,17.1,14.6,10.5,5.9
1907,4.8,4.3,6.1,8.5,13.2,16.5,18.2,20.2,18.2,15.1,11.2,9.5
1908,5.6,5.6,6.5,8.5,15.3,17.5,19.3,19.1,16.1,14.2,9.4,7.2
1909,4.9,3.3,6.8,10.8,13.2,15.3,17.5,19.4,16.2,14.7,8.8,9.3
1910,6.6,6.4,7.5,9.7,11.8,16.4,17.6,19,15.3,14.4,8.9,8.8
1911,4.6,5.4,8,9,13.1,16.9,20.7,22,18.6,14.6,11.9,9.1
1912,7.9,8.9,9.4,9,13.7,16.3,19.2,18,14.4,13,7.2,7.8
1913,8,6.1,8.4,9.3,13,17.1,17.4,19,17.7,15.1,11.4,7.1
1914,3.7,7.4,8.2,11.5,12.7,15.4,18.4,18.8,16.5,12.8,9.2,8.5
1915,6,5.8,7.2,9.5,14.6,17.7,19,19.2,15.9,11.8,8.7,9.9
1916,7.2,6.8,8.5,10.6,14.2,16.6,19.3,19.5,15.8,13,10.5,8.8
1917,5.3,5.3,6.5,8.5,14.7,18,19.8,20,18.6,13,8.4,5.6
1918,6.4,5.3,7.2,9.6,13.4,15.6,19.4,19.2,18.9,12.3,9.9,8.3
1919,6.5,5.7,7.8,9.4,12.4,17.2,17.7,20.4,18.3,11.8,8.7,7.3
1920,7.7,7.4,8.6,10.9,16.5,17,20.1,19.4,17.7,13.9,10.1,7.5
1921,7.6,5.7,7.3,9.3,14.2,16.5,20.5,20.1,18.9,15.7,9.4,6.5
1922,6.1,6.4,9,9.8,15.1,18.1,19,21.1,15.7,13.5,7.5,6.3
1923,4.8,7.1,7.6,10.1,13.5,14.9,21.4,21.8,17.4,15.3,11,6.6
1924,5.8,4.4,7.6,10.8,15.5,17.8,21.1,18.4,18.3,13.8,10.3,7.9
1925,6.9,7,5.2,10.1,13.3,18.3,19.1,20.1,16.4,14.4,9.4,6.6
1926,6.2,9.2,8.5,11.1,12.3,15.9,18.9,19.7,19.4,16.4,13,6.2
1927,6.3,5.6,8.3,10.5,14.4,18.2,20.3,20.6,17.6,13.6,11.3,8.4
1928,6.8,6.5,7.9,10.6,11.9,17.4,21.4,21.7,18.5,14.1,10,5.9
1929,3.3,1.4,6.6,9.2,13.8,17.9,20.6,19.9,19.2,15.2,10.1,7.8
1930,7.9,5.8,8.9,10.1,12.7,18.7,20.2,19.8,18.5,13.9,11,7.4
1931,6.6,4.5,7.7,9.3,13.8,19.6,20,20,15.3,14,11,6.2
1932,7.3,3,6.4,8.8,12.6,15.5,17.6,21.1,20,14.2,10.9,9.7
1933,5.6,5.4,7.9,10.5,12.7,14.6,19.7,20.7,18.3,15.4,9,5.1
1934,5.6,6.1,7.2,10.8,14.3,17,20.2,19,17.6,13.5,9.5,8.9
1935,4.1,6.2,7.1,9.8,11.1,18.2,20.5,19.3,18.1,14.5,11.2,7.2
1936,9,7.2,8.9,9.7,12.7,16.2,19.3,19.5,17.6,11.2,9.4,7.8
1937,6.9,8.3,7.5,10.3,14.1,18.2,20,19.9,17.1,14.4,10.7,6.5
1938,5.5,5.2,9,8.3,11.6,17.8,19.3,19.7,17,14.4,11,7
1939,7.2,7.2,5.9,10.5,10.5,16.5,19.7,19.9,16.7,13.7,10.6,7.4
1940,4,5.7,8.1,10,12.9,15.8,18.3,18.5,17.6,13.8,10,4.3
1941,5.2,6.6,8.1,9.2,11.6,17.2,20.8,19.7,16.2,13.2,9.4,5.1
1942,2.5,3.6,9.5,11.3,14.4,18.7,20.6,20.3,19.4,16,8.9,8.6
1943,5.9,7.1,9.1,11.5,14.7,17.7,20.7,21.6,19.8,16,9.4,9
1944,5.5,5,6.5,11.6,14.4,17,20.3,22.4,17.9,13.8,9.8,6.7
1945,2.8,6,9.4,12.6,15.5,20.3,22.5,20.6,18.3,13.6,8.8,7.4
1946,5.6,6.5,6.2,11.4,11.7,16.9,20.5,21,19.2,14,9.8,5.4
1947,3.7,6.3,9.4,10.6,14.9,19,21.8,21.9,18.6,14.4,10.9,5.9
1948,7.2,5.4,8.7,10.7,14.4,16.9,18,20.1,17.2,15,9.9,7.6
1949,7,4.4,5.6,11.4,13.2,17.1,20.7,20.6,20.4,15.4,9,8.1
1950,5.5,7.1,7.9,9.2,14.3,19.1,21.9,21.3,17.9,14,10,6.2
1951,7.1,7.5,7.5,9.8,12.6,16.8,19.5,20.1,19.2,13.7,11.1,6.7
1952,5.7,4.8,8,11.3,13.9,19,21.9,20.7,17,14.1,8.9,7.3
1953,3.6,4.7,6.5,10.8,14.2,15.7,19.3,19.5,18.6,15.2,9.6,9.7
1954,4.8,5.2,8.4,9.5,12.5,17.4,17.5,18.1,17.5,13.5,10.2,8.9
1955,8.8,7.7,7.6,10.1,13.5,17.3,20.5,19.5,17.4,13.4,9.4,9.5
1956,7.7,1.8,7.1,9.3,13.4,15.3,18.6,19.9,18.3,12.4,8.5,6.4
1957,5.4,7.9,8.2,10.3,12.2,16.9,18.9,19.3,16.5,14.8,10.9,7.7
1958,6.3,7.6,7.2,8.8,14.2,16.6,18.8,20,18.6,14.8,10.6,9.1
1959,6.5,7,9.5,10.6,13.3,17.1,19.9,19.9,18.1,13.6,9.5,8.8
1960,6.6,7.2,8.5,9.7,13.9,18.7,18.8,19.2,16.5,14.3,10.7,7.3
1961,6.5,6.8,7.9,11.9,13.4,17.3,19.6,19.4,18.9,14.4,10.6,8.3
1962,7.4,5.8,6.9,10.4,12.7,16.3,19.3,20.2,18.2,14.7,9.2,5.6
1963,4.9,4.3,6.9,10.5,13.1,16.7,20.9,19.6,17.6,13.3,12.4,7.2
1964,5.5,7,8.8,10.5,14.8,18.5,20.7,20.1,17.9,13.1,10.6,7.4
1965,6.4,3.6,7.6,9.4,12.7,16.7,19.5,19.4,16.4,15.3,11.8,9
1966,6.5,8.6,7.3,11.2,14.1,18.1,18.2,18.7,17.4,14.8,8.7,6.9
1967,5.9,6.9,8.5,9.9,13.5,15.9,20.9,20.5,17.1,15.1,11.9,7.3
1968,5.6,7.6,8,10.9,13.9,16.6,19.6,18.3,16.8,14.7,10.6,7.7
1969,6.1,5.8,8,10.1,14.1,15.4,19,19.8,17.3,14.8,11.1,6.2
1970,8.4,7,6.7,9.2,12.5,18,19,19.9,18.2,14.1,10.8,7.3
1971,6.5,5.9,5.2,11.4,14.1,15.9,20.4,22.2,17.7,14.3,9.3,6.7
1972,6.6,8.1,8.8,9.6,12.3,16.1,18.9,18.7,15.8,13.2,10.8,8.1
1973,6.7,5.5,6.3,8.4,14,17.9,20.2,21,18.8,14.3,9.6,7
1974,7.6,7.2,8.6,9.5,13,16.5,18.9,20.2,17.2,10.6,9.2,6.9
1975,7.2,6.1,6.9,9.5,13.1,15.9,19.6,20.3,18.6,13,9.5,7.5
1976,6.2,6.7,6.9,9.3,13.5,17.7,20.1,18.9,16.1,13.9,8.9,8.1
1977,7.8,8.2,8.9,9.7,13.5,16.5,19.2,18.6,16.2,15.1,10.2,7.7
1978,6.3,6.7,8.1,8.7,12.2,16.3,18.2,19.2,17,13,8.8,9.4
1979,6.7,7.4,8.4,8.8,13.4,18.2,19.9,19.4,16.8,14.5,8.7,8.3
1980,6.2,6.8,7.7,8.6,11.9,15.3,17.2,20.2,17.5,13.5,10,5.4
1981,4.5,4.7,8.8,10.9,12.7,17.2,18.2,19.7,18.1,14.2,9.1,8.2
1982,7.4,6.2,7,9.3,13.5,18.2,21.9,20.1,19.3,14.2,11.2,8.1
1983,6.9,5.1,8,10.6,13.7,17.7,22.3,20.6,18.4,14.2,11.2,7.4
1984,6.5,5.1,7.3,9.2,12,16.1,19.7,19.2,16.1,13.6,11.4,7.6
1985,4.1,6.9,7,10.4,13.1,17.1,21.3,19.7,18.6,15.2,9.8,8.6
1986,6.7,5.1,8.5,10.2,15.5,16.6,20.3,21.1,18.4,15.9,10.8,7.6
1987,6.5,6.5,5.9,10.5,12.2,16.7,21.2,21.1,19.9,16.2,10.6,9.6
1988,8.7,6.6,7.7,10.7,14.7,17.2,20.8,20.9,17.7,16.4,9.8,7.5
1989,6.7,6.9,9.6,10.8,14.3,17.1,21.4,21.4,17.9,13.4,10.2,9.4
1990,7,9.4,8.8,10.2,15.2,17.9,20.3,21,18.2,16.6,9.8,5.5
1991,6.4,5.9,10,9,11.3,16.2,20.5,21.4,19.5,13.7,9.7,5.7
1992,6.7,6.1,8.2,10.2,14.8,16.6,19.9,22.1,18.3,14.5,11.7,9
1993,7.5,5.3,6.6,10.4,14.8,18.2,19.3,21.2,18.1,14.7,9.5,8.9
1994,7,6.3,9,9.3,14.5,17.4,22,23,18.5,14.3,12.7,9.2
1995,5.8,7.9,7.2,10,13.3,16.1,21.5,21,16.3,15.2,10.2,8.9
1996,9,5.5,7.4,10.8,14,18,19.8,20.5,16.1,13.6,10.7,8.4
1997,7.7,7.9,8.7,10,14.6,18.4,19.8,21.5,19.2,15.6,11.5,8.4
1998,7,7,8,10.5,14.6,17.8,20.5,21.2,17.7,13.7,8.7,6.7
1999,6.7,5.2,8.3,10.6,15.5,18.1,21.2,22.1,19.7,15.6,9.8,7.2
2000,5.9,7.3,8.6,11,16,18.9,19.7,21.4,18.3,15,11.1,9.8
2001,8.6,7,10.5,10.2,15.3,17.8,20.8,21.8,16.5,16.8,10.8,6.6
2002,5.9,7.7,9,11.3,14.2,18.9,20.3,20.3,17.4,14.4,12.1,9.1
2003,7,5,8.1,10.6,15.9,20.1,22.7,23.7,18.5,14.5,11.7,8
2004,7,7.5,7.5,10.3,13.1,18,20.4,21.2,18.8,16.5,10.7,9
2005,5.5,4,6.9,10.3,14.9,19.3,20.7,20.3,18.2,15.2,10.4,6.7
2006,5.7,6.3,8.1,11.3,15.1,18.5,23.5,20,18.5,16,11.9,9.2
2007,8.8,8.4,8.4,12.5,15.5,18.4,20.3,20.3,17.8,14.4,10.1,7.5
2008,8,6.8,8.5,11.1,15.3,18.2,20.7,21.3,17.9,15.3,11,7.9
2009,6.7,6,8.2,11.8,16.6,19,21.2,22.4,19.3,15.1,11.4,8.3
