1901,4.3,2.1,5.6,9.1,11.3,15.7,16.8,18.1,15.2,10.2,5.8,2.6
1902,3.9,5.8,7.2,9.6,10,13.6,17.5,17.2,14.6,10.3,7.9,4.7
1903,4.1,5.1,6.4,8.8,10.5,14.2,17.8,18.2,14.7,11.5,7.8,3.1
1904,3.6,5.2,5.2,8.8,12.4,15,17.3,17.7,14.6,12.4,7.2,6.5
1905,3.2,2.5,7.6,9.9,10.8,14.2,17.6,17.5,14.4,9.8,5.9,4.5
1906,4.7,3.2,5.7,7.6,11,16.1,17.1,18.5,16.4,11.7,6.9,3.4
1907,2.7,2.8,6.1,8.5,10.2,14.8,16.3,17.8,16.5,10.3,7.7,7.2
1908,5.3,3.7,4.6,6.9,12.3,14.2,16.7,18.1,14.9,12.2,9.1,5.8
1909,3.3,2.9,6.2,9.4,11.9,12.9,16.6,18.2,14.2,11.6,7.7,6.6
1910,3.5,6.1,5.1,8.4,10,15,16.6,17.1,15.4,11.6,7.2,5.7
1911,1.3,4.7,5.6,7.1,10.6,13.9,18.6,18.4,17.2,11.1,7.3,6.2
1912,4.7,7.4,7.7,8.6,12.5,14.3,15.7,16.1,14.8,10.7,6.3,3.4
1913,6.2,4.6,6.8,7.9,11.6,15.2,17.1,17.2,14.7,11.3,8.4,3.7
1914,2.7,5.6,7.2,9.4,11.3,13.7,16,17.1,16.2,11.5,6.6,5.3
1915,4,4.4,7.5,7.4,12.7,14.1,17.5,18.4,15.3,10.4,8.1,6.7
1916,4.2,3.9,5.3,8.1,11.9,14.3,16.9,18.3,15.1,11.7,7.2,5.9
1917,3.5,4.6,5,7.3,12.1,14.6,17.8,16.4,15.5,9.6,6.5,3
1918,6.1,4.9,5.6,7.3,11.5,14.9,17.3,18.3,15.3,8.9,7.7,5
1919,3.6,7.7,7,7.6,11.7,16.4,17.3,18.7,15.9,10.3,5.8,3.8
1920,4.6,5.8,6.4,9.5,12,15.1,15.8,16.6,15.4,11.2,7.4,4.8
1921,4.4,5.3,6,7.9,11.1,14.9,18.1,17.2,16.2,13.9,6.9,3.4
1922,3.4,4.8,5.3,8.1,13.4,14.1,16.4,16.8,13.7,11.2,7.4,2.9
1923,2.5,5.3,7.3,6.8,11.3,14.1,17.4,17.7,14.7,13,5.9,2.8
1924,4.4,1.7,7.9,8.4,12.3,14.8,16.4,16.4,14.4,11.8,6.5,4.7
1925,3.6,2.9,3.3,7.8,9.7,14.4,15.2,16.8,14.1,11.1,5.5,6.6
1926,4.5,6.6,6.9,8.4,9.4,13.5,16.9,18,17.5,12.1,6.4,3.4
1927,4,4.1,6.6,8.8,12.5,15.1,16.1,17,13.9,12,6,5.3
1928,2.8,5.4,6.8,8,9.7,14.7,18.3,17.3,15.8,11,5.8,2.7
1929,3.4,5.2,7.4,9.2,10.3,15.6,17.5,17.5,15.9,11.1,7.2,6.1
1930,5.3,2.6,7,7.4,11.5,14.3,16.9,18.4,15.8,12.8,7.6,6.2
1931,4.1,4.6,8.6,8.9,11,15.6,16.6,16.7,14.7,11.6,7.6,2.2
1932,3.2,2.4,6.8,6.4,10.4,13.8,15.8,18,15.2,10.2,7.5,5.2
1933,3,3.2,7,9.2,12.9,14.2,17.5,19.4,15.1,11,4.6,1
1934,1.9,2,4.4,7,12.2,15.4,18.1,16.2,15,11.5,4,6.7
1935,1.5,2.6,6.8,7.7,9.4,13.6,17.6,17.1,15.1,9,6.3,5.6
1936,7.1,6.7,6.7,8.6,9.6,12.7,15.9,17.9,15.6,9.4,5.5,2
1937,3.7,5.6,5.6,9.2,10.7,14.3,17.2,17.4,14.5,11.8,9.2,3.6
1938,3.4,3.2,7.1,8.8,10.5,15.4,15.9,16.2,13.7,11.1,8.4,4.1
1939,6.1,4.7,5.7,7.6,10.1,14,16.3,16.7,16.1,10.4,6.7,4.6
1940,4.4,6.6,8.5,9.2,10.8,14.1,16.2,18,14.7,9.6,6.2,2.2
1941,3.6,5.4,7.1,8.3,9.5,15.4,18.1,17.5,16.8,11.2,6.3,2.6
1942,3.5,1.7,8.4,8.8,11.6,15.2,16.9,16.9,15.7,12.8,7.1,5.1
1943,4.2,4.2,6.7,10.5,12.9,16.5,17.4,18.7,14.4,11,5.3,4.6
1944,2.6,1.6,5.5,10.1,12.3,15.7,17.1,18.1,15.8,9.2,6.9,3.3
1945,1.5,4.3,6,10.8,11.9,16.2,16.5,16.1,14.9,12.5,9.6,5.9
1946,3.2,4.5,6.8,9.5,10.3,14.3,17.2,16.8,14.8,11.9,7.3,3.4
1947,3.1,5.8,8.7,9.4,10.9,15,17.8,17.9,15.8,12.6,7.7,3.7
1948,6,5.1,8.5,8.5,11.5,15.2,15.9,17,15.3,11.4,7.4,6.6
1949,4.2,4.2,5.9,10.3,10.6,15.7,18.2,19.1,16.3,11.7,7.5,5.2
1950,3,4.8,6.1,7.3,10.8,15.1,18.1,16.2,14.2,11.1,8.5,3.5
1951,4.7,4.3,6.5,8.7,8.5,15.5,17.1,16.2,15.6,9.9,8.1,6.1
1952,2.2,4.2,8.5,8.5,11.9,16,16.7,16.5,13,12,7.6,5
1953,3.2,3.6,5.9,9.1,12.9,13.6,17.4,18.5,15.9,10.7,8.7,7.3
1954,2.6,3.1,6.7,7.3,11.2,13.9,16.2,16.4,14.7,12.6,10,5.1
1955,9.1,6.2,6.5,9.6,12.7,15.4,17.2,18.4,15.7,11.7,9.1,7.5
1956,6.2,2.1,6.6,8.7,11.2,14.4,16.6,16.9,14.7,12.3,4.5,1
1957,1.2,6.4,8.7,7,10.2,14.2,17.7,17.8,16.6,10.4,5.8,2.3
1958,4.4,6.3,7.2,7.2,11.9,14.1,16.3,17.2,16.3,10.8,5.6,7.5
1959,7.1,4.2,8.7,8.9,11.3,15,17.8,17.6,15.9,12.4,7.3,6.6
1960,4.9,6.3,8.2,8.9,12.6,16.3,17,16.3,14.8,10.9,8.9,4.3
1961,3.9,7.6,8,9.3,13.2,15.6,17.2,18.7,16.4,10.8,7,6.8
1962,5.1,3.5,7.5,9.2,10.6,15.7,16.4,17.8,16.5,13.8,4.9,3
1963,5,4,6.7,8.9,11.5,14.4,17.1,16,14.5,12.1,8.7,4.5
1964,4.1,5.9,7.3,8,13.8,15.4,18.1,17.7,18.2,9.5,6.8,2
1965,2.9,2.5,7.3,8.3,12.4,15.9,15.3,17.1,13.5,12.7,7,6.4
1966,7.7,6.8,5.2,9.1,12.6,14.3,16.6,16.9,16.4,10.6,4,3.7
1967,3.4,4.7,7.5,7.2,9.4,14.6,17.3,16.7,14.6,12.6,7.2,3.1
1968,2.3,5.4,6.2,8.1,10.2,14.5,16.9,16.9,14.7,12.6,8.9,5.9
1969,5.2,3.9,6.9,8.1,10.6,14,18.7,17.4,13.5,12.8,6.2,3.2
1970,6.7,5,4.5,7.4,11.2,14.7,17.8,16.6,16.5,9.4,7.7,1.4
1971,3.8,5,3.6,8.7,9.7,12.9,17.1,15.4,15.4,13,5.1,3.7
1972,2.4,5.2,6.3,7.9,10.2,13.5,16.9,16.8,14,11,8.5,4.9
1973,3.7,3.4,4.4,7.9,11.8,15.7,16.9,19.6,13.8,11.1,7.1,1.6
1974,5.9,4.4,6.2,7.4,11,15,18,16.7,13.5,8.1,7,4.9
1975,5.1,6.1,5,7.3,9.8,14.1,17.3,17.6,13.5,11.9,6.3,3
1976,0.5,5.3,5.1,7.7,11.1,16.5,18.7,18.3,14.4,10.7,4.6,7.5
1977,5.8,7,6.7,8.9,11.4,13.6,15.6,15.6,15.9,11.7,6.5,8
1978,4.3,5.4,5.5,7.3,10,13.7,16.2,16.4,16.1,10.6,7,7.8
1979,6.6,6.9,6.1,7.7,10.7,14.9,18.2,17,15.6,12.1,5.4,4.5
1980,4.1,5.5,6.6,8.2,10.8,13.7,15.6,17.6,15.9,11.3,6.7,1.1
1981,2,2.5,8.1,8.1,9.9,16.7,17.7,18.4,16.2,11.9,8.4,6.1
1982,6.2,5.9,6.6,8.6,11.5,15.4,16.6,18,16.2,10.3,7.5,4.5
1983,4.1,3.4,7.7,7.3,9.6,16.2,16.2,16.9,17.1,13,11.3,6.1
1984,4.7,4,4.9,11,8.5,15.1,17.6,17.1,15.1,11,8.1,5.8
1985,2.5,7.4,4.6,9.2,9.7,15.2,17.8,17,17.9,12,6.7,5.5
1986,4,5,6.1,4.9,12.4,14.8,18.6,16.7,17.5,13.5,7.1,4
1987,4.1,5.2,7.5,9.8,11.1,15,17.8,18.4,17.5,10.5,7.1,7.9
1988,5.8,4.8,6.4,8.9,11,14.4,17.3,17.3,15.5,11.7,8.9,3.3
1989,2.6,5.2,7,7.4,13.1,15.6,20.1,18.9,15.1,13.3,8.9,8.7
1990,4.1,7.9,7.5,8.1,13.5,15.8,19.6,19.5,17.2,11.9,6.8,4.4
1991,3.9,3.9,8.3,7.3,10.9,15.5,18.7,20.3,17.2,10.3,6.5,5.1
1992,1.6,3.3,6.4,8.4,13.1,13.5,18.5,18.9,14.6,10.4,7.5,5.8
1993,2.9,3.1,6.3,8.1,11.1,15.7,17.4,17.3,14.4,9.9,6.8,5.5
1994,3.4,4.3,7.6,6.7,11.9,15.8,17.2,17.7,13.9,13,8.2,5.1
1995,3.8,5.3,6.1,8.4,12.8,15,18.6,18.4,13.7,12.8,10.2,7.4
1996,6.3,3.6,6.7,9.5,11.7,16.7,18,16.7,14.9,11.4,7.7,6.5
1997,4.7,6.4,7.4,11,12.4,14.4,18,18.7,17.3,14.3,9.7,6.6
1998,6.2,7.1,7.9,8.2,12.1,15.4,18.4,19.9,16.7,10.9,6.9,2
1999,3.4,2.4,6.9,9,13,15.4,18.7,18,15.7,13.1,5.7,5.2
2000,1.1,5.4,6.9,8.4,12.8,16.1,17.2,18.1,15.1,10.8,7.4,7.1
2001,6.9,6.5,9.5,9,11.9,16.4,17.1,17.9,15.3,13.5,5.2,2.6
2002,5.5,4.1,7.2,7.9,10.1,14.3,15.8,15.9,15.4,13,8.3,7.6
2003,4.1,4.6,8,9.2,12.3,17.1,17.4,20.1,15.9,12.2,9,6
2004,6.5,5.6,6.8,7.9,11.5,17.8,18.6,18.2,15.3,12.2,5.3,4
2005,0.3,0.6,6,8.4,12.8,18,18.4,18.7,14.9,12.6,7.1,4.2
2006,3,3.2,7.8,9.9,12.6,16.3,19.3,18.4,17,13.8,10.6,6.2
2007,4,7.6,6.9,9.7,12.3,15.1,17.2,17.3,16,11.4,5.7,4.1
2008,6.3,7.6,7.3,9.6,11.7,16.6,17.3,17.4,15.7,11.4,6.1,4.6
2009,5.2,5.6,8.6,8.5,12.8,17,17.4,19.1,18.3,13.9,8.7,5.1
