1901,4.7,3.1,4.3,7.8,10.4,12.1,16.1,14.2,12.8,8.8,6.3,3.7
1902,4.9,2.5,6.9,7.1,8.2,12,13.3,13.1,12.5,9.4,7.5,5.6
1903,4.2,7.2,6.1,6.2,9.9,11.8,13.8,12.9,12,9.5,6.5,3.9
1904,4.8,3.5,4.6,8.2,9.7,12.5,14.6,13.8,12,9.4,6.4,5
1905,5.5,5.3,6.2,6.7,10.3,13.6,15.6,13.4,11.5,7.1,5,7.4
1906,5.6,3.2,5.4,6.6,9.1,13.4,14,15.6,12.7,9.5,7.6,4.1
1907,4.8,3.4,6.8,7,9,11.1,14.1,13.1,13.1,9,6.1,5.2
1908,4.3,6.2,4.6,5.8,11.3,12.7,14.7,13.8,12.3,11.8,7.9,5.6
1909,5.1,4.8,3.9,8.2,10,11.4,13.6,14.5,11.1,9.2,4.9,4.1
1910,4.1,4.9,6.2,6.8,10.2,13.3,13.6,14.2,12.1,10,4,6.4
1911,4.9,5,5.2,7.6,11.6,12.9,16,15.7,12.3,9,5.9,6.1
1912,4.4,5.3,7,8.6,10.6,12.5,13.7,11.3,10.7,8,6.7,6.8
1913,4.9,5.3,5.4,7.5,10,12.4,13.6,14.2,12.7,10.4,8.2,5.4
1914,4.9,6.7,5.6,9,10.1,13.2,14.8,15.1,12.5,10,6.7,3.9
1915,3.9,3.7,5.6,8.1,9.5,12.8,13.4,14,12.7,8.9,3.7,4.8
1916,7.8,4,3.6,7.7,10.1,11.1,14.5,15.7,12.9,10.2,7.4,3.4
1917,2.8,2.8,4.2,5.4,10.9,12.8,15,14.7,13.2,7.1,8.6,4
1918,4.5,7.4,6.1,6.7,11.3,12.5,14,15.2,10.5,8.7,6,7.1
1919,3.8,3.1,3.4,7.6,12,12.5,13.2,14.6,11.8,8.6,3.2,5.8
1920,5.3,6.5,6.4,7.4,10.5,12.9,13.1,13,12.4,10.2,8.5,4.6
1921,7.4,5.6,6.7,7.8,9.9,13.4,16.6,13.6,13,11.8,6.9,7.4
1922,4.5,5.3,5.2,4.9,11.2,12.1,12.4,12.6,11.3,8.5,7.2,5.7
1923,6.5,5.9,6.6,6.9,8.1,12.2,15.5,13.6,11.4,9.2,3.7,5
1924,5.5,4.5,4.3,6.3,10,12.8,13.7,13.3,11.8,9.2,7.8,7.5
1925,6,4.3,5.5,6.8,9.8,13.6,15.1,14.5,11,10,4.2,3.7
1926,5.7,6.5,6.3,8.9,9.2,12.4,15.6,15.1,13.2,7.7,5.6,5.1
1927,5,5.1,6.9,7.7,10,10.6,14.9,14.6,11.4,10,6.2,3.7
1928,5.5,6.1,5.6,7.6,10.2,11.4,14.1,13.7,11.7,10,7.4,4.9
1929,3.3,3.4,6.4,6.6,10.2,12,14.4,14,13.6,8.9,6.6,5.5
1930,4.7,2.1,5.2,7.8,10.2,13.4,14.1,14,12.5,9.8,5.9,5.4
1931,4.2,4.4,4.8,7.1,9.7,12.3,13.8,13.5,11.2,9.1,7.9,7
1932,7.2,4.8,5.5,6.3,9.4,13.3,14.4,14.7,11.9,8.7,7.2,6.6
1933,3.9,4.4,7.2,8.6,10.1,13.5,15.7,15.6,13.8,10,6.4,4.5
1934,6.1,5.6,5.2,6.5,9.7,13.4,16,13.6,13,9.7,6.9,8.4
1935,5.8,6.1,7,7.6,9.7,12.7,14.7,14.6,12.4,9.2,6.3,4
1936,3.7,4,6.7,5.9,10.1,12.7,13.8,15,13.3,9.9,6.1,6.2
1937,5.7,5.1,3.5,8.5,10.6,12.3,14,14.9,12.3,9.2,6.8,4.3
1938,5.7,5.7,9,7.5,9.3,12,13.3,14.1,13.1,10.2,8.7,5
1939,4.1,6.3,6.3,7.9,10.3,13,13.8,15,13.1,8.6,8.3,4.6
1940,2.2,4.3,5.9,8,10.8,14.5,13.5,14.5,12.1,9.4,6.9,5.1
1941,1.5,3.6,5,5.9,8.7,13.1,14.4,13.4,14.4,10.5,7,6.7
1942,3.9,2.6,5.6,8.5,9.4,12.4,13.7,14.3,12,9.4,5.6,7.3
1943,5.6,6.7,6.9,9.3,9.8,12.7,14.5,13.8,11.8,10.4,7.1,5.3
1944,7.2,4.5,5.6,9.4,10,12,14.6,15.1,11.6,8.9,6.3,6.2
1945,1.4,7,8.1,9,10,12.6,14.4,14.5,13.3,11,7.9,6.7
1946,4.2,5.9,5.8,8.5,9.5,11.7,13.9,12.9,12.7,9.6,7.8,4.4
1947,3.7,0.1,3.2,7.4,10.8,13.1,14.1,17,13.4,10.9,7.5,5.8
1948,4.6,4.9,8.3,8.3,9.7,11.9,14,13.8,12.6,10,8.6,6.4
1949,6.2,6.1,5.9,8.6,9.8,13.6,15.2,15,14.4,11.2,7.1,6
1950,5.7,4.8,7.3,6.7,10.4,14,14.4,14.1,11.8,9.3,5.3,2.2
1951,3.9,3.1,4.2,6,8.7,12.5,14.3,13.8,13.2,10.3,7.9,5.9
1952,2.8,4,6.6,8.7,11.3,12.3,15,14.3,9.9,8.7,4.9,3.9
1953,4.8,5.3,5.5,6.4,11.6,12.8,14,14.3,13.6,9.8,8.3,7.8
1954,4.4,3.5,6,7.4,10.1,11.8,12.8,13,11.5,10.7,6.5,7
1955,3.1,1.6,3.7,8.7,9.1,12.1,15.8,16.2,13.5,8.9,7.8,6.1
1956,3.7,1.9,6.7,7,10.7,11.8,14.3,12.3,13,9.5,7.2,6.8
1957,5.4,4.9,8.9,8.1,9.6,13.3,14.3,14.2,11.7,9.9,6.7,5.7
1958,4.2,4.9,3.9,7,8.9,12,14.3,14.1,14.1,10.5,7.8,5
1959,2.5,6.1,7.3,8.2,11.5,13.6,15.2,15.2,13.7,12,7,6.2
1960,5.1,3.4,6.5,8.4,11.6,14.3,13.9,13.6,12.2,9.7,7.1,3.8
1961,4.1,6.9,8.3,8.5,9.9,12.5,13.3,13.7,13.3,9.9,6.4,3.3
1962,4.2,5.2,3,7,9.2,11.7,13.1,13.1,11.7,10.2,6.4,4.5
1963,0.3,1.1,6.2,7.6,8.9,13.2,13.4,13.2,11.9,10.6,7.4,4
1964,5.4,4.9,5.1,8.1,11.5,12.3,14.4,14,13,8.9,7.4,4.4
1965,3.3,3.6,5.1,7.6,10.3,12.7,12.5,13.5,11.3,10.5,4.8,4.6
1966,4.2,5.4,6.9,6.4,10,13.6,13.8,13.4,13,9,5.6,5.8
1967,5.4,5.4,6.5,7.7,8.6,12.7,14.5,14,12.6,9.6,6.1,5.4
1968,5.5,2.5,5.9,7.3,8.2,13.3,13.5,14.5,12.7,11.9,6.8,4.7
1969,5.3,1.4,3.6,6.9,9.7,12.6,14.9,14.8,13.1,12.6,4.8,4.5
1970,4.5,3.1,4.4,6.3,11.5,15,13.4,14.7,13.1,10.3,7.5,5.3
1971,5.6,5.7,5.5,7.6,10.3,11.5,15,14.2,13.8,11.5,7.3,7.4
1972,4.8,5.1,5.8,8,9.3,10.5,14.3,13.2,11.5,10.7,6.1,6.7
1973,5.8,4.7,6.1,6.5,10,13.2,14.2,14.8,12.9,9.1,6.6,5.9
1974,6.4,5.7,5.7,8.2,9.9,12.4,13.5,14,10.9,7.7,6.1,7.5
1975,6.4,5.7,5.1,7.8,8.9,13.3,15.7,16.2,12.1,10.5,7,6.4
1976,6,5.2,5.4,7.9,10.1,14.7,16.2,16.2,12.4,9.5,6.2,3.1
1977,3.2,4.7,6.8,6.9,9.4,11.7,15.3,14.4,12,11.7,5.8,6.7
1978,4,3.4,6.3,6.3,10.9,12.2,13.4,13.8,13.1,11.6,8.6,5.1
1979,1.5,2.6,4,6.6,8,12.5,14.6,13.5,12.2,11.1,7.2,5.5
1980,3.3,5.7,5,8.3,10.8,12.2,13.5,14.6,13.6,8.8,7.1,6.1
1981,5.5,4.3,7.2,8,10.3,12.1,13.9,14.8,13.4,7.3,7.4,2.4
1982,4.1,5.5,5.9,8.4,10.5,13.7,15.1,14.2,12.7,9.6,6.9,4.9
1983,6.1,3.1,6.5,5.7,9.3,12.6,16.9,16.3,12.6,10,7.7,6.9
1984,3.4,4.6,4.8,8.2,9.4,13.4,15.3,16,12.3,10.1,6.8,6
1985,1.4,3.9,4.7,7.9,9.6,11.7,14.4,13.2,13.5,10.5,4.5,6.1
1986,3.8,1.1,5.1,5.2,9.7,13.4,14,12,10.8,10.1,7.2,6
1987,3,4,4.8,9.1,9.5,11.1,14.8,14.1,12.3,8.4,6.9,6.2
1988,5.2,4.7,6.2,8.3,10.6,13.7,13.7,13.8,12.2,9.9,6.1,7.9
1989,7,5.9,6.6,6.1,11,13.2,16.5,14.6,12.6,11,6.8,4.6
1990,6.3,6.1,8,7.6,11.5,12.5,15.4,15.8,12,11,6.6,4.7
1991,3.8,3.2,7.4,7.6,10.3,11.2,16.1,15.6,13.6,9.7,6.9,6.3
1992,4.9,6,7.3,7.8,11.7,14.2,14.5,13.5,11.7,7.3,7.1,4.4
1993,5.8,6.3,6.5,8.8,10.2,13.1,13.9,13.4,11.8,7.6,5.9,5
1994,4.8,3.9,6.5,7.1,9.5,12.2,15.1,14.1,11.9,10,9.9,6.6
1995,4.9,6,5.2,8.3,10.3,13.3,16.3,16.8,12.8,12.3,8.4,3.8
1996,6.2,3.6,5.2,8.1,8,12.7,14.6,14.6,13.3,11.2,6.1,4.4
1997,4.5,6.1,7.7,8.7,10.7,12.4,15.2,16.6,13.1,10.3,8.8,6.8
1998,5.7,8.2,8.1,7.1,11.2,12.6,14.2,14.6,13.6,9.9,7.1,6.5
1999,5.2,5.7,7,9,11.6,12.3,15.8,14.8,14.2,10.7,7.8,5.2
2000,5.5,6.3,7.4,7,11.1,13.1,14.7,15.2,13.8,9.6,6.7,5.6
2001,4.2,4.4,4.9,7.1,11.7,12.5,14.6,14.6,12.9,12.4,8.4,5.3
2002,6.8,6.5,7.3,8.5,10.7,12.9,13.8,15.1,13.5,9.3,8.9,6.1
2003,5.1,4.9,7.3,9.3,10.4,13.8,15.9,15.7,13.2,8.7,8.2,6
2004,5.4,5,6.5,8.6,10.7,13.8,14,15.7,13.6,9.2,8.5,6.7
2005,6.6,4.9,7.6,8,9.7,13.8,15.2,14.7,14,11.8,6.6,6.1
2006,5.4,4.9,5.2,7.5,10.5,14.1,17.1,14.7,14.7,12,7.9,6.7
2007,6.7,5.8,6.6,10.4,10.8,13.5,14.2,14.4,13.1,11.5,8.7,6.5
2008,6.3,6.1,6.1,7.8,11.9,12.8,15.1,15,12.8,9.3,7.2,5
2009,4.6,5.3,7,9.1,10.8,14,15.1,15.1,13.1,11.5,7.9,4.1
