1901,4.8,3.4,4.6,7.4,11.4,12.5,15.2,14.1,12.9,9.1,6.3,4.7
1902,5.6,3.6,6.6,7.4,8.8,12.9,13.6,13.8,12.9,9.8,7.2,5.4
1903,4.4,6.4,5.8,6.9,10,12.9,14.3,13.3,12.5,9.2,6.6,4.1
1904,4.5,3.8,4.6,7.4,9.8,12.8,14.4,13.5,11.9,9.6,6.4,5.7
1905,5.5,5,5.8,7.4,10.3,13.7,15.1,13.3,11.4,7.8,5.1,6.6
1906,5.6,3.9,5.7,6.8,9.3,13.4,14.2,15,13,9.7,6.9,4.7
1907,4.7,4,7.1,7.1,9.6,11.3,14,13.4,13.4,8.8,6.3,5
1908,4,6,4.9,6.8,11.2,12.8,14.4,14,11.9,12.2,8.2,6
1909,5.4,5,4.4,8.2,10.6,11.9,13.7,14.3,11.8,9.7,4.9,4.5
1910,4.3,4.5,6.3,6.6,10.3,13.1,13.9,14.1,11.9,10.4,4.9,6
1911,4.7,5.1,5.4,7.2,11.3,13.1,15.3,15.7,12.4,9.6,5.6,5.5
1912,4.7,5,6.5,8.6,10.9,12.3,13.7,11.7,11.2,8.7,6.8,6.4
1913,4.4,5.1,5.5,7.2,9.8,12.1,13.9,14.3,12.9,10,7.3,5.3
1914,4.4,5.5,5.8,9,9.7,12.7,14.2,14.6,13,10,6.5,3.9
1915,4.2,3.7,5.2,7.9,10.8,13.5,13.9,14.3,13.5,10,4.5,5
1916,6.6,3.8,3.7,7.4,9.7,11.5,14.1,15.7,13.2,10.5,6.6,3.6
1917,2.7,3.1,4.7,5.3,11,12.6,15.2,14.4,12.5,7.7,7.5,4.1
1918,4.4,6.4,6.1,7.4,11.3,12.7,14.2,14.3,10.8,8.5,6.3,7
1919,4,4,3.8,7,12,12.3,13.3,14.4,11.8,9.4,3.4,5.7
1920,4.8,6.1,5.8,6.8,10,12.8,12.9,13.2,12.2,10.9,7.9,4.7
1921,6.8,5.6,6.6,8.3,9.9,13.2,16.4,13.6,12.9,12.1,7.8,7.8
1922,5.3,6,6,5.7,10.6,12.3,12.4,12.7,11.8,9.1,6.8,5.9
1923,6.3,5.9,6.7,7.1,8.8,11.8,15,13.9,11.4,9.1,4.1,5.9
1924,5.6,4.8,5.7,6.7,10.1,12.6,13.9,13.3,11.8,9.9,7.2,6.9
1925,5.9,4.7,5.6,6.9,9.6,13.2,14.1,14.1,11.3,10.5,5.1,4.6
1926,5.7,6.9,6.9,9.3,9.7,12.6,16,15.4,13.4,8.7,5.7,5.1
1927,5,5.9,6.9,7.5,10.6,11.5,14.5,14.3,11.7,10.7,6.5,4.3
1928,5.6,6.6,5.9,7.5,10.7,12.3,14.1,13.9,12.1,10.3,7.2,5.4
1929,3.8,4.8,8,7.7,10.5,12.4,14.4,14,13.9,9.4,6.8,5.5
1930,4.4,2.8,5.6,7.5,10.3,13.2,14,13.6,12.7,10.1,6.3,5.7
1931,5,5.1,6.3,8,10.5,13,14,14,11.9,9.9,7.5,7.1
1932,6.9,4.6,6.2,7,10.2,13.7,14.7,15.6,12.5,9,7.1,6.1
1933,3.8,4.9,7.4,9,11.3,13.5,15.9,15.5,13.9,10.3,6.3,4.3
1934,5.7,5.1,5.8,6.9,9.9,14.1,16.5,14,12.5,9.6,6.3,7.5
1935,5.4,5.8,7.1,7.8,10.5,12.9,14.9,14.7,12.7,9.4,5.6,3.9
1936,4,4.7,6.9,7.2,10.6,13.1,14.5,15.2,13.7,10.6,6.4,6
1937,5,5.3,4.1,8.9,10.9,12.7,14.5,15.2,12.6,9.5,6.5,4.5
1938,5.7,5.5,8.4,8.3,10.2,12.7,13.5,14.3,12.8,10.3,8.2,4.7
1939,4.2,6.4,6.2,8.3,11,13.8,13.9,14.8,13.3,8.7,8,4.3
1940,3.2,5.6,6.8,8.5,11.6,15.6,13.5,14.7,12.1,9.5,6.9,5.5
1941,2.4,4,5.5,6.8,9.2,13.4,14.3,13.7,14.1,10.8,6.5,6.9
1942,4.7,3.9,7.1,9.3,10.7,13,14.3,14.9,12.3,9.2,5.1,7.3
1943,5.8,6.8,7.6,9.6,10.7,13,15,14,12.1,10.2,7.2,5.4
1944,6.9,5,6.5,9.6,10.6,12.8,15.2,15.3,11.9,9.2,6.7,5.5
1945,2.6,7.2,8.6,9.9,11.1,13,15.1,15.2,13.9,11.7,8.2,7
1946,5.1,6.2,6.5,8.7,11,12.1,14.2,13.3,12.9,10.4,7.7,4.6
1947,3.9,0.9,4.9,8,10.7,13.3,14.3,16.7,13.4,11.2,7.5,5.7
1948,5,5.4,9.2,8.2,10.7,12.5,14.1,14.3,12.6,10.2,9,6.4
1949,6.3,6.5,7,8.9,10,13.7,15.5,15.1,14.5,11.1,7.1,6.1
1950,5.7,4.9,7.9,7.6,11.4,14,14.8,13.9,11.7,9.5,5.6,3
1951,4.2,3.4,4.8,6.9,9.5,13,14.9,13.7,12.5,10.4,7.5,5.9
1952,3.7,5.2,7.2,8.5,11.4,12.6,15.2,14.6,11.1,9.6,5.9,5.2
1953,5.2,5.7,6.4,7,11.5,12.7,14.3,14.4,13.3,9.9,7.8,7.6
1954,4.7,4.5,6.6,8.4,10.6,12.5,13.2,13.4,11.6,10.9,6.4,6.9
1955,3.8,2.4,4.4,9.4,9.8,13.1,15.9,16.6,13.9,9.4,7.6,6.7
1956,4.6,3,7.7,7.9,10.9,12.3,14.3,12.9,13.1,9.8,7.1,6.5
1957,5.3,5,9.2,8.6,10.8,13.8,14.7,14.4,12.3,10.4,6.6,5.8
1958,4.8,5.8,5.4,8.1,9.8,12.6,14.3,14.6,13.9,10.5,7.9,5
1959,3.8,6.6,7.3,8.4,11.5,13.8,15.1,15.2,14.1,12.2,6.8,5.8
1960,4.8,4,7.4,8.7,12,14.3,14.3,14.1,12.3,9.5,6.5,4.7
1961,4.7,7.8,8.8,9.4,10.6,12.7,13.4,13.8,12.9,9.8,6.3,3.5
1962,4.9,5.5,4.1,7.8,10,12.1,14.1,13.2,11.5,10.4,6,5.1
1963,2.4,2,6.6,7.8,9.6,13.6,13.8,13.1,11.9,11.2,7.2,4
1964,5.6,5.4,6.2,8.1,11.7,12.5,14.2,13.9,13.4,9.7,7.9,5.2
1965,3.4,3.4,6.4,8.1,10.8,13,13.5,13.9,11,11.1,5,5.3
1966,4.2,6.5,7.3,7.6,10.4,13.7,14.1,13.9,13.5,8.6,5.3,6.5
1967,5.1,5.3,6.4,8.2,9,13.1,14.5,13.8,12.5,9.5,6,5.8
1968,5.9,2.4,6.2,7.6,9.1,13.6,14,14.7,12.9,12.3,7.3,4.8
1969,5.1,2,4.8,7.7,10.3,12.9,14.7,14.3,12.9,12.7,5.3,5.4
1970,4.6,3.8,5.2,6.8,11.3,14.8,13.5,14.1,12.9,10.8,7.1,4.8
1971,5.6,5.6,6,7.8,10.4,12,14.9,14.2,14.1,11.8,7.4,7.1
1972,4,4.9,5.8,8.1,9.4,10.6,14.3,13.2,11.4,10.6,6.3,6.5
1973,6.1,5.5,6.4,7.3,10.3,13,13.9,14.8,13.1,9.8,7.7,5.9
1974,6.2,5.6,5.9,8.8,10.2,12.8,13.6,13.8,10.8,8.2,6,7.9
1975,6.4,6.4,5.3,8.1,10,13.7,15.5,15.5,11.9,10.7,7.1,5.8
1976,6.2,5.4,6.4,8.5,10.2,14.3,15.7,16.3,12.5,8.9,6.5,2.8
1977,3.4,5.1,7.2,7.3,10.4,11.9,15.2,14.6,12.3,11.3,5.5,6.8
1978,4.3,3.9,6.3,7.2,11,12.3,13.9,14,13.6,11.6,8.5,5.1
1979,2.3,3,4.6,7,8.6,12.8,14.7,13.5,12.2,10.4,7.7,5.4
1980,3.5,5.9,5.3,8.4,10.7,12.4,13.6,14.4,13.2,9,6.7,6.3
1981,6.7,5,7.7,8.9,10.1,12.4,13.7,15.3,13.4,7.6,8.2,3.2
1982,4.7,6,6.3,9,10.6,13.9,15.5,14.3,12.5,9.8,6.9,5.2
1983,6.7,3.5,7.3,6,9.4,13,17,16.4,12.7,10,8.1,7.1
1984,4,5.7,5,9.1,10,12.9,15.7,16,12.4,10.1,5.9,6
1985,1.6,4.8,5.6,8.7,10.1,12.1,14.1,12.8,13.5,10.4,4.7,6.4
1986,4.5,1.1,5.6,5.7,9.5,13.2,13.9,12.1,11,10.4,7.5,6
1987,3.7,4.7,5.5,9.2,10.1,12.1,15,14.7,12.2,8.5,7,6.5
1988,5,5,7.2,9,10.6,14,13.2,13.7,12.1,9.9,6.7,8.2
1989,7.5,6.3,6.7,6.5,11.9,13.2,16.7,15,12.5,11,6.8,4.3
1990,6.4,6.2,8.3,8,12.6,12.5,15.8,15.4,12,10.8,6.6,4.8
1991,4.2,3.8,7.8,8.2,11.2,12.4,15.8,15.7,14.2,9.4,6.9,6.6
1992,5.5,6.6,7.5,8.3,12.4,14.6,15.5,13.5,11.1,8,7.6,4.9
1993,6.3,6.8,6.9,9.3,10.8,13.5,14.2,13.6,12.1,8,6.5,5.8
1994,5.3,4.6,7.2,7.7,10.5,12.7,14.9,14.1,11.9,10.6,9.5,6.8
1995,5.4,6.3,5.8,9.1,10.7,14.5,16.9,16.4,13.1,12.2,7.9,3.9
1996,5.7,4.1,5.9,8.7,9.3,13.7,15,14.8,14,11.1,6.5,4.4
1997,4.1,6.6,8.2,10.2,12,13.4,15.6,16.3,13.6,11.1,8.5,6.4
1998,5.7,8,8.5,7.8,12.1,13.2,14.4,15,14,10.8,7.7,6.7
1999,5.8,6.8,7.2,9.5,12,12.6,16.2,15.6,13.9,10.6,7.9,5.5
2000,5.3,6.8,7.8,7.6,11.7,13.9,15.9,15.5,13.4,9.7,6.6,5.2
2001,3.9,5,5.8,8.2,12.1,13.2,15,14.9,13.3,12.1,8.7,5
2002,7.4,6.7,7.5,9,11,12.5,14.3,15,13.8,9.8,8.3,5.7
2003,5.1,5.8,8.1,10.2,10.3,14.2,15.5,16.6,13.8,9.8,8.2,5.9
2004,6,5.5,7.1,8.9,11.4,14,13.9,15.5,13.7,8.7,8.4,6.7
2005,6.8,5.1,7.8,8.5,10.3,14.2,15.1,15,13.3,11.2,7,6.2
2006,5.3,5.3,5.7,8.2,10.7,14.4,16.7,14.8,14.5,11.7,7.4,6.6
2007,6.6,5.6,7,10.7,11,14.4,14.4,14.5,13,11.9,8.7,6.9
2008,6.3,6,6.2,8,12.6,13.2,14.9,14.8,12.1,9.3,7.3,5.1
2009,4.7,5.3,7.5,9.2,10.8,14.8,15,14.6,12.9,11.5,7.4,3.1
