1901,5.4,2.9,7,10.9,11.7,17.3,19.1,19.3,17.4,11.9,7.9,5.3
1902,4.5,7,8.6,11.7,10.6,15.3,19.5,19.4,16.9,12.3,9.4,7.4
1903,6.1,6.3,8,8.1,12.5,15.1,18,19.1,16.4,13.8,8,5.9
1904,4.3,6.7,7.3,10.4,14.3,17.6,20.5,21.1,15.9,12.1,7.4,7.1
1905,4.3,4.2,8.6,11,11.6,16.2,19.9,19.7,17,11.2,8.8,6.2
1906,5.9,4.9,7,9.5,11.5,15.6,18.6,20.3,17.1,13,7.8,5.8
1907,5.1,4.2,6.3,8.8,12.1,15.7,17.9,20.4,17.1,13.4,10.6,8.7
1908,6,5.7,6.9,8.2,14.4,16,18.4,19.1,16.5,13.8,9.8,6.3
1909,3.8,3.1,5.6,9,10.8,14,16.5,18.7,14.4,13.1,8.4,8.4
1910,5.7,6.5,7.9,9.4,11.8,16.1,18.5,19.2,15.9,14.1,9.4,7.8
1911,4.2,5.8,8.8,9.3,13.3,17.2,20.7,22,18.8,14.7,10.3,8.8
1912,7,8.4,9.8,10.2,14.3,16.4,19.4,18.9,14.9,12.7,6.6,5.7
1913,7.2,6.3,8.6,9.2,13,16.7,18.3,20,17.6,14.6,11.1,6.6
1914,4.1,7.3,9.6,10.7,13.5,16,19.3,19.3,17.2,13,8.8,6.9
1915,5.8,5.7,8,9.6,14.2,17.9,19.6,19.5,16.2,11.6,8.7,8.9
1916,6,7.1,7.7,10.5,13.4,15.9,19.1,19.9,15.9,12.1,8.3,6.8
1917,4.5,6.2,7,8.2,13.5,16.7,18.6,19.1,17.9,11,7.7,4.1
1918,4.4,4.6,6.9,8.7,12.5,15,18.6,18.9,17.9,10.7,8.8,7.2
1919,4.6,7,7.6,9.2,12,17,17.4,19.4,17.6,10.9,7,5.7
1920,5.2,6.8,7.7,10.7,15,17,19.9,18.5,16.9,13.2,8.3,5.8
1921,5.4,6.4,7.2,9.2,14.4,16.9,20.6,20.6,20.7,16.1,8.7,6.9
1922,4.4,7.1,8.9,9.9,12.7,16.5,19.8,20.6,16.5,14.6,8.4,5.7
1923,5.7,6.3,8.8,11.3,14.6,16.6,18.8,20,15.9,13.5,8.2,5.8
1924,5.4,4.4,7.5,10.2,14.9,17.4,20.2,19.4,17.8,13.3,9.2,5.7
1925,3.8,5,5.8,10.3,12.9,17.4,18.6,19.4,15.9,12.6,7.9,5.3
1926,5.5,6.9,8.7,10.7,12.6,15.7,18.9,19.3,18.9,15.1,10.1,5.2
1927,5.1,5.3,9,10.2,14.4,17.7,19.8,20.7,17.5,13.1,9.2,7.8
1928,5.7,6.4,9.5,10.3,12.2,17.4,20.8,21.4,18.8,14.4,9.1,6
1929,3.4,4.6,7.8,9.8,13.6,17.8,20.1,19.1,19,13.6,9,7.1
1930,7.1,4.8,8.9,10.5,13.7,18.2,20.3,20.2,17.7,14.6,10.1,8.2
1931,5.8,3.9,8.7,8.9,12.7,17.8,19.1,18.8,14.8,13,10,4.9
1932,5.5,3.9,9.7,9.7,13.4,16.9,19,21.2,19.5,13.8,10.1,8.7
1933,5.1,6,9.1,11,14.4,16,19.9,20.6,19.5,14.8,8.1,4.5
1934,4.2,4.5,7.5,10.3,14,18,20.8,19.5,17.6,13.1,7.7,8.2
1935,3.5,5.4,7.1,9,11.7,17.1,20.5,20.1,18.6,13.2,8.6,6.9
1936,6.6,7.3,8.8,11.3,12.2,15.5,18.9,18.3,18.6,10.3,9.3,5.9
1937,5.9,8.1,6.9,8.7,12.5,18.7,19.3,19.2,16.3,13.1,10.4,5.4
1938,3.9,3.6,6,8.9,12.5,18.6,19.9,20.3,18.4,14.9,11.1,7.2
1939,8,7,7.3,10.3,11.8,16.2,18.9,20,17.8,14.9,10.8,7.6
1940,5.4,8.5,9.6,10.4,13.4,15.9,18.8,19.5,18.2,13.2,9.1,4.3
1941,5.9,7.6,9.1,9.7,11.5,16,19.4,19.5,16.9,12.3,8.4,5.2
1942,4.1,4.2,9.8,11.4,14.3,17.5,19.5,19.9,18.3,15.8,9.6,7.3
1943,7.3,6.4,9.1,11.7,14.2,17.3,20.5,20.3,19.4,14.2,8.9,7.7
1944,4.6,5.4,7.6,11.4,14.6,17.7,20.2,21.5,18.7,12.3,9.5,6.1
1945,3.1,6,8.7,11.3,14.4,19.4,21.7,20.4,19,14,10.4,8.2
1946,5.8,6.7,9.2,13.1,14.5,17.2,19.2,20.7,18.8,15.5,9.5,6.1
1947,5.2,7.5,10.2,10.7,14.9,19.1,20.8,21.1,19.2,15.5,9.8,6.2
1948,6.9,7.1,9.2,11.8,14.7,17.6,18.9,20.9,17.9,14.5,9.6,8.1
1949,6.8,5.8,7.6,11.5,12.8,17.5,20.2,21,20.4,15.1,9.5,8.3
1950,6,7.3,7.7,9.3,14.1,18.9,21.5,21.6,18.1,14.6,10.7,6.3
1951,5.7,6.2,8.1,9,12.3,16.6,19.5,19,18.3,12.8,10.2,7.6
1952,4.8,5.2,9.5,11,13.4,18.5,21,20.4,17,14.2,9.3,6.9
1953,2.8,4.2,7.2,10.6,14.3,16.6,19.9,20,18.3,14.4,10.6,9.7
1954,4.5,5.1,9,9.8,12.8,17.4,18.4,18.3,17.2,13.1,10.3,8.7
1955,9.8,8.1,7.6,10.4,14.5,17.5,20.5,20.5,17.2,13.1,9.4,9.2
1956,7.4,2,8.2,10.1,13.4,15.6,18.7,20.4,18.3,12.9,7.4,6
1957,4.4,7.8,9.2,10.5,12.5,16.4,19.5,20.3,17.5,13.7,9.6,6.8
1958,5.8,6.6,8.7,9.4,14.5,17.6,19.3,20.4,19.1,13.8,10,9.7
1959,6.1,7.6,10.5,11.4,13.9,17.2,20.3,20.3,18.9,13.6,9,7.9
1960,6.1,6.7,9.2,9.6,11.7,16.8,20,21.1,17.3,13.4,10.1,6.5
1961,6.1,7.7,7.8,11.8,13.5,17.7,19.8,20.1,19.7,13.8,10.1,7.9
1962,7.2,5.3,7.6,9.7,13.1,16.2,20.2,20.8,19.1,15.2,8.1,4.5
1963,4.7,5.1,7.1,9.8,11.9,16.7,20.5,20.1,17.5,12.8,11,7.5
1964,5.2,7.4,8.4,9.6,14.7,18.1,20.9,21.2,19.7,13.1,10.4,7.1
1965,6.2,4.1,8.2,9.7,13,16.9,19.9,20.3,16.4,16,10.6,8.9
1966,8,9.4,7.4,11.7,13.7,17.4,19.2,20.3,18,14.5,7.6,7.2
1967,5.5,7.3,8.9,9.5,13.6,16.4,20.8,21.1,18.5,15.9,11.8,6.7
1968,5.8,7.2,8.2,11.2,13.4,16.4,20.5,20.3,18.2,14.9,10.6,8.3
1969,7.2,5.4,9.2,10.9,14.2,15.9,19.4,20.5,17.1,14.4,9.4,5.9
1970,7.1,6.2,6.5,9,12.5,18.1,19.1,20.5,19.2,12.9,10.2,7
1971,5.9,6,5.7,11,14.2,16.1,20.4,22.6,18.7,14.1,7.7,7.5
1972,5.6,7.5,8.4,8.5,11.3,16.3,19.6,18.7,15.8,12.9,10.6,7.7
1973,6.5,5.2,5.9,8.1,13.6,17.2,19.8,20.1,17.6,12.3,9.3,6.8
1974,6.9,6.1,8.6,8.9,12.5,16.5,18.6,19.6,17.4,10,8.3,6.7
1975,6.1,7,6.7,8.7,12.1,15.7,19.7,20.1,17.3,12.4,7.3,6.8
1976,4.3,6.2,7.4,9.3,13.2,16.8,19.9,19.4,16.3,12,6.8,7.7
1977,6.4,6.9,8.4,9.2,12.3,15.6,18.4,18.1,15.9,14.5,9.5,7.7
1978,4.6,7.4,7.5,8.9,11.8,16,18.1,19.5,17.6,12.5,8.8,9.1
1979,7.8,7.4,7.2,8.1,12.2,17.6,19.1,19.7,16.7,13.9,7.7,6.9
1980,5.7,7,7.7,8.1,11.9,16,17.2,19.1,17.7,12.4,9.3,4.5
1981,4.8,4.2,8.8,10,12.5,17,17.6,19.2,17.6,13.7,9.6,8.3
1982,7.5,6.9,7,9.2,12.7,18.1,21.7,20.4,18.2,13.8,10.8,7.2
1983,4.9,4.6,7,9.2,13.1,17.4,20.8,20.6,18.7,14.4,12.3,7
1984,5.4,5.2,6.2,9.1,11,15.1,19.6,19,16.1,12.7,11.2,6.4
1985,3.8,7.5,6.4,10,11.8,17.2,20.7,19.2,18,14.8,9.3,6.2
1986,4.9,4.8,6.9,8.2,12.7,16.6,19.9,20.8,18.6,15.1,9.3,6.5
1987,3.8,6.6,7.3,10.3,11.2,16.2,20.3,20.4,19.6,15.9,9.4,8.3
1988,8.3,4.8,6.8,9.7,13.1,16.8,19.7,20.6,16.4,15.1,9.5,5.5
1989,4.4,5.4,8.3,9,13.3,17.3,21.3,22.1,18.2,13.8,10.7,10
1990,6.1,8.9,8.7,9.5,14,17.4,20.2,20.9,19.2,15.4,10,4.6
1991,5.2,5.2,9.3,8.5,10.9,16.7,20,21.5,19.8,13.2,9.6,7.4
1992,3.9,5.1,7.8,9.1,13.6,15.5,19.4,20.3,17.7,12.5,10,7.8
1993,4.9,5,6.9,9.6,13.8,17.6,19.9,20.5,16.7,13.3,8.8,7.6
1994,6.2,6.4,9.1,8.6,14.2,17.9,21.7,22.9,15.8,14.7,11.5,7.9
1995,5.3,7.7,6.6,9,13.3,17.6,20.7,21.5,17,14.9,10.3,8.9
1996,9,5.8,8,10.6,12.7,17.6,19.8,20.5,16,12.6,9.7,8.5
1997,8.1,6.4,9,10,14.2,18,20,21.4,19.2,15.2,11,8
1998,6.3,6.9,7.8,9.1,13.6,17.8,20.1,20.4,17.9,11.8,7.8,5.4
1999,5.6,4.6,8.1,9.4,14.5,17.8,20.9,22.9,19.1,15.2,8.4,6.4
2000,3.3,6.4,8.2,10.3,15.4,17.9,20.3,20.8,18.2,13.8,10.1,8.7
2001,7.4,6,10.5,10.2,14.1,18.9,20.7,22,18.3,15.5,8.7,5
2002,4.3,6.2,9,10.7,13.6,17.7,20.1,20.1,17.3,13.7,11.1,8.3
2003,4.9,5,8.4,10.3,13.8,20.2,22.9,22.8,18.4,14.5,10.2,7
2004,5.6,6.1,7.7,10.1,12.8,18,20.5,22,18.5,15.4,8.2,7.5
2005,3.6,3.6,7.1,10.3,14.6,19.3,21.8,20.8,17.6,15.1,8.9,4.5
2006,4.9,4.8,8,12,14.8,18.4,22.8,20.5,18.1,15.9,11.1,7.5
2007,6.3,7.9,7.6,11.1,14.2,18,19.6,19.9,17.5,13.6,8,6.3
2008,6.2,6.9,7.1,10.1,14.2,17.8,20.8,20.6,18,14.2,8.7,6.8
2009,5.7,5.1,7.4,9.7,14.2,18.1,21.6,21.5,18.1,14.2,10.5,7.2
