1901,5.7,3.3,6.6,9.8,10,15.7,17.6,18.1,17.2,12.5,8.2,5.9
1902,4.7,7,7.7,10.8,9,13.8,17.9,18.3,16.9,13.1,9.9,7.9
1903,6.4,5.9,6.5,7.2,11.2,13.5,16.3,17.9,16.3,14.1,8.2,6.9
1904,5.1,6.5,7.2,9.9,12.3,16.3,19,19.3,15.6,12.1,7.4,6.9
1905,3.9,3.1,6.9,9.7,10.2,14.6,18.9,18.8,16.9,11.1,9.4,7.1
1906,5.7,3.3,5.5,8.3,10.4,14.5,16.4,19.2,17,13.1,9,5.2
1907,4.5,2.8,4.3,7.2,10.8,14.9,17.7,19.8,17,13.6,10.5,8.4
1908,5,4.6,6.4,6.8,13,15.3,16.9,18.4,15.1,13.6,9.4,6
1909,3.6,3,6.1,9.1,11.4,15.5,16.6,19.2,14.7,13.5,9.1,8.8
1910,5.4,4.9,6.2,8.2,9.7,14.6,16.6,18,14.7,14.3,8.3,8.4
1911,4.3,4.9,7.6,8,11.3,15.5,19.5,21.3,18.1,14.9,11.1,9.1
1912,7.5,7.7,8.1,8.7,13.1,14.3,17.8,17.4,15.2,12.3,7.6,6.1
1913,7.2,4.7,6.8,7.6,11.2,15.5,16.3,18.3,17.1,13.5,11,7.1
1914,4.2,6.7,7.9,11.3,11.9,15.3,17.9,18.4,16.7,13.4,9.4,7.7
1915,5.9,5.2,7,7.8,13,17,18.3,19.2,15.8,11.8,9,9.1
1916,6.9,7.1,7.4,8.8,12.2,16,18.2,18.3,15.1,11.1,8,6.7
1917,4,5.5,6,7.8,13.4,17.1,17.9,19.6,17.7,11.7,8.3,5.1
1918,5.1,4.9,6.2,8.4,11.1,14.1,17,18,17.9,11.4,8.8,7.5
1919,5.2,6.4,5.9,7,9.5,16,17.2,18.7,17.4,11.7,8.8,6.9
1920,6.8,7.3,6.6,9.5,13.2,15.8,17.5,18.1,16.7,14.7,10.3,6.9
1921,6.8,5.7,7.4,7.6,12.5,16.3,20.2,20.4,19.6,15.3,9.4,7.8
1922,6.6,7.2,9.5,9.3,13.3,17,17.7,20.2,15.7,14.3,9,6.3
1923,4.5,6.6,7,9.2,11.4,13.7,18.9,19.6,16.7,14.1,10,6.3
1924,5.7,4.5,7.8,9.5,13.4,16.8,19.3,18.6,18,14.3,9.9,7.4
1925,5.3,5.5,5,9.3,12.3,17.3,17.8,18.7,16.4,13.4,8.6,6.6
1926,5.7,7.6,7.9,9.4,11,14.7,17.5,18.6,18.7,15.3,11.8,5.5
1927,5.2,4.7,7.4,9.3,12.6,17.3,18.8,20.6,16.9,12.6,9.9,8.4
1928,6.1,6.6,8.2,9.3,10.4,15.8,19.4,20.8,18.2,14.3,9.1,6.2
1929,3.7,2.9,7.1,9.1,11.9,16.6,18.3,17.5,18,12.7,8.6,7.4
1930,8,4.8,7.6,8.8,11.5,17,19.6,18.6,16.6,13.1,9.8,8.2
1931,6.5,4,8.6,9.3,12.7,18.2,19.2,19.8,16.2,13.7,11.2,6.3
1932,6.4,3.9,8.5,8.6,11.6,15,16.9,19.7,19.4,14.2,10.1,10.1
1933,5.3,6,8.4,9.5,12,14.6,18.4,19.6,18.8,15.3,9.4,5.9
1934,5.4,5.1,6.8,9.5,12.4,16.8,19.5,18.9,17,13,9.6,9.5
1935,3.3,5.6,6,9.1,10.7,16.3,19.3,18.7,17.2,13.8,10.1,7.5
1936,8.3,7.3,8.1,9.3,10.5,14.7,17.9,18,17.8,10.5,9,6.9
1937,7.8,8,8.1,9.1,11.8,17.2,18.1,18.9,17.3,14.3,10.2,5.7
1938,4.8,3.6,6.5,7.2,11.1,16.3,17.8,19,17.3,14.1,10.5,7.4
1939,7.5,6.2,5.3,9.1,9.7,14.9,18.5,19.3,16.6,14.9,10.2,7.7
1940,4.7,6.9,8,9,11.7,14.8,17.2,16.9,17.2,14.3,8.9,3.6
1941,5.1,6.6,7.8,8.7,9.9,15.1,18.3,18.8,15.8,12.4,9.1,5.8
1942,3.7,3.6,9.1,11,12.6,16.4,17.8,18.7,18.1,15.8,9.8,8.5
1943,6.8,6.3,8.4,10.9,13.5,16.7,20.4,20.1,20.3,15.5,9.4,8.6
1944,5.2,4,6,11.1,13.7,16.8,19.1,21.1,18.5,14,10.1,6.8
1945,2.8,6.2,8.3,11.7,14.4,20,21.5,20.5,17.4,13.2,8.8,7.7
1946,6,6.2,7.4,10.4,12.6,15.9,18.1,20,18.4,14.8,9.8,5.5
1947,5.3,6.9,9.1,10,13.5,17.9,20.4,21.3,19.2,15.5,10.9,6.6
1948,7.2,7.2,8.6,10.5,13.5,16,18.6,19.6,17,15,10.1,8.8
1949,7.1,5.7,6,10.1,12.3,16.9,19.1,20.2,20.1,15.5,8.8,8.7
1950,5.8,6.6,7.5,8.6,12.8,18.1,19.9,20.9,17.8,14.2,9.6,6.3
1951,6.8,7.4,8.6,9.8,12.7,16.6,19,20,18.9,14.4,11.7,7.5
1952,5.7,5.6,9.1,11.2,13.4,18.7,20.8,21.8,18.5,15,11.3,8.6
1953,3.2,5,6.9,11,13.6,15.9,19.3,19.7,19.6,15.7,10.8,11.4
1954,5.5,6.2,9.7,9.4,12.2,17.1,17.6,18.7,18.6,13.3,10.9,9
1955,11.1,9.2,7.9,9.5,13.3,17.4,19.7,20.3,18.2,13.5,10.5,10.4
1956,7.6,3.5,7.8,9.6,12.9,15,18.5,20.3,19.5,13.5,9.3,6.9
1957,5.8,8.4,9,10.1,12.1,16.4,18.8,20.4,17.4,15.8,11.7,7.9
1958,6.9,7.3,8.7,9.2,13.8,17.3,19.1,20.7,19,16.1,11.7,10.4
1959,6.5,7.9,10.4,10.2,13.2,16.6,18.9,20.3,19.6,14.3,10.5,9.2
1960,6.8,7.5,9.9,9.4,13,17.6,18.3,20.1,16.8,15.3,11.3,8.3
1961,7.1,6.7,6.7,11.5,13.3,17.2,19.1,19.3,19.2,14.9,11.8,9.4
1962,7.8,5.8,8.6,9.8,12.9,15.7,18.9,19.4,18.2,15.2,10.3,6.8
1963,6.2,6.1,7.2,10,11.8,16.3,20,20.9,18.6,12.5,11.7,9.3
1964,5.2,8.2,9.7,9.7,13.4,17.7,19.1,20.4,18.4,13.7,11.4,7.7
1965,7,4.1,8.3,8.9,12.1,16.3,19.3,19.3,17.5,16.9,12,9.7
1966,7.9,9.2,7,11.2,13.2,17.5,17.9,18.7,17.1,16.1,9.4,8.1
1967,5.6,7.4,7.9,9.2,13.3,16,20,21,17.2,15.2,12,7.5
1968,6.2,8.1,8.4,10.6,13.4,16.5,19.8,19.3,16.9,13.6,11.1,8.8
1969,6.4,6.4,9,10.3,14.1,15.2,18.6,20.2,17.6,14.6,10.7,6.4
1970,8.6,7.7,7.4,8.5,12,17.6,18.4,20.7,18.4,13.5,10.2,8.3
1971,6.7,6.2,6.4,11.5,14.4,16.2,19.8,22.9,18.6,14.3,9.1,7.4
1972,7.2,8.6,9.3,9.2,11.3,16.2,18.5,18,16.1,13.3,11.6,8.6
1973,7.7,5.7,6.9,7.9,12.8,17.7,19.7,20.3,18.5,14.1,9.8,7.6
1974,7.3,6.9,8.7,9.3,12.6,16.2,18.2,19.3,17.8,11.8,9.5,6.9
1975,6.6,7,7,8.6,12.3,15.3,18.8,19.5,18.3,12.6,7.9,7.8
1976,6,6.9,7.1,9.4,13.5,15.9,19.2,19.3,16.4,13.6,9.1,8.2
1977,7.8,8.1,8.9,9.3,13,16.2,19.2,19,15.8,15.8,11,7.4
1978,5.2,8,7.7,9.5,12.1,16.1,17.7,18.8,16.5,12,7.7,9.4
1979,7.7,7.6,7.9,7.8,11.7,17,18.6,19,16.1,14.4,7.7,7.2
1980,6,6.6,7.1,7.6,10.9,14.5,16.4,17,16.4,12.2,9.6,4.9
1981,4.3,4.1,8.8,10.4,11.9,16.1,17.3,18.5,17.5,14.3,8,9.2
1982,7.8,6.5,6.6,7.7,12.5,18.2,21.2,19.7,19.2,13.9,11.3,7
1983,5,4.8,7.1,9.3,13.3,16.7,20.3,20.3,17.8,13.7,11.8,7.1
1984,5.9,5.3,6.6,7.4,11.3,15.2,18.6,18.5,15.9,13,11.3,7
1985,4.9,8.1,7,9.8,11.8,16.3,19.8,18.3,17.7,13.3,9.8,6.2
1986,6.4,6.4,7.7,10,13.6,15.4,18.6,20.5,17.6,16.2,10.7,6.7
1987,5.6,7.5,5.6,9,11.1,16,20.3,20.7,18.8,16.4,10,8.2
1988,8.2,5.8,8,9.7,13.8,17.1,21.1,20.5,16.7,15.8,9.1,5.4
1989,3.7,5.1,7.9,9.7,13.1,16.1,20.1,21,18.4,12.8,10.9,9.6
1990,5.2,8.8,7.8,9.6,13.5,16.8,19.5,20.5,19.1,17.3,9.7,4.8
1991,5.1,5,9.7,7.6,10,16.3,18.8,20.9,19.8,14.3,9.5,5.7
1992,4.9,5,8.7,8.9,12.7,16.7,18.4,20.9,17.9,14.1,11,8.1
1993,5.1,5,6,9.5,13.6,17.2,18.8,20.6,17.3,14.4,9.6,8
1994,7.2,6,7.8,8.3,13.8,16.9,20.6,22.5,18.3,14.4,12,7.7
1995,4.7,7.2,6,8.9,12.6,16.4,20.6,21.2,16.6,14.3,10.2,9.1
1996,9.3,5.6,7.6,9.2,12.3,15.6,18.3,20,15.8,12.6,9.7,8.8
1997,7.7,6.2,8.2,8.3,13.2,17.9,19.3,20.7,18.1,15.5,11.6,8.4
1998,5.7,6.8,6.3,9.5,12.5,17.2,19.6,20,17.4,12.5,7.4,5
1999,5.8,4.2,6.8,8.8,14.4,17.2,20.5,22.3,19.4,15.3,10.1,6.3
2000,2.8,6.2,8.4,10.7,15.6,17.9,20,20.7,17.5,14.5,11.1,9.2
2001,9.8,6.4,9.6,9.2,14.2,17.6,20.1,21.2,18.1,16.8,10.8,6.5
2002,4.5,6.5,8.3,9.9,13.6,18,20.2,20.7,17.6,14.1,12.2,8.9
2003,6.5,5.9,7.9,10.4,13.9,19.2,22.4,22.6,18.5,15.7,11.6,7.4
2004,6.3,7,7.2,9.6,12.4,16.4,19.9,21,18.4,15.9,9.7,8.6
2005,4.2,4.4,7,9.9,14.2,18.3,20.7,19.9,17.8,15,10.3,6.4
2006,5,5.7,7.5,10.8,13.9,17.4,21.8,19.1,17.7,15.4,11.6,7.9
2007,6.9,7.6,6.9,10.8,14.2,17.1,19.1,19.4,17.9,13.8,9.4,6.9
2008,6.5,6.3,6.8,10.8,14.6,16.7,20.5,20.7,18.6,14.9,10.6,7.7
2009,7,5.3,7.7,10.9,14.9,17.5,21.1,21.4,18.9,15,11,9.5
