1901,4.1,1.5,5.1,8.7,11,16.8,18.1,19.4,15.4,9.8,5.9,2.9
1902,3.3,5.4,6.5,9.1,10.1,14.2,18.5,18.9,15,9.5,7.4,4.5
1903,3.9,4.5,6.1,8.2,10.6,14.6,18.6,19.5,15,11.6,7.3,3
1904,3.2,4.7,4.7,8.4,13.1,15.8,19.3,19,15.2,11.6,6.8,6
1905,2.9,2.7,7.1,9.7,10.9,14.9,18.6,19,14.6,9.8,6,4
1906,4.2,3.2,5.2,7.1,11,16.4,18.4,20.3,16,11.4,6.3,3.3
1907,2.6,2.5,5.4,8.1,10.4,16,17.2,19.1,16,9.7,7.3,6.2
1908,4.8,3.7,4.1,6.4,12.2,13.8,17.8,19,16.2,11.7,8.4,5.4
1909,2.5,2.5,5.8,8.8,11.6,13.2,17.3,19.4,13.9,11.4,7.3,6.1
1910,3.4,5.7,4.6,8.1,10.1,15.4,17.8,18.3,14.9,11.3,6.9,5.4
1911,1.4,4.2,5,6.9,10.7,14.1,18.5,19.6,17.2,10.6,7,5.7
1912,4.3,6.8,7.3,7.9,12.5,15.6,16.8,16.7,14.3,10.2,6,3
1913,5.4,4.3,6,7.7,11.8,16.3,18,17.8,14.2,10.6,8,3.8
1914,2.1,5.1,6.5,8.6,11.5,13.6,17.4,18.3,16.3,11.1,6.2,4.4
1915,3.3,4,5.9,6.6,12,15,18.9,19.5,15,9.6,6.8,5.1
1916,3.3,4.2,5.1,7.8,12,14.9,17.8,18.7,14.8,11.3,6.6,5
1917,3.1,4.3,4.8,6.6,11.7,15.1,19,18.1,16.3,9.6,5.8,1.7
1918,4.3,4.1,5.1,7,11.4,14.8,18.1,18.5,15.3,8.6,6.1,3.8
1919,2.2,6.1,6.2,7,10.7,15.2,17.4,19.2,15.6,9,5,2.4
1920,3.6,4.5,5.4,8.8,11.7,15.3,17.1,17.9,15.3,10.3,6,3.2
1921,3.3,4.4,5.4,7.2,10.8,14.7,18.7,18.4,16.2,12.7,6.1,2.9
1922,3.3,4.3,5,8.3,12,14.5,18.2,18.2,14,10.9,6.4,2.5
1923,1.5,4.7,6.3,6.5,11.7,13.2,18.9,19.7,14.3,12.7,5.7,2.1
1924,3.7,1.8,6.3,8.1,13.6,16.1,18.6,17.9,15.3,11.6,6.4,3.8
1925,2.4,2.8,2.6,7.6,10.3,13.8,16.2,18.2,14.5,10.3,5.1,5.4
1926,3.7,6.4,6.5,8.5,10.1,14.3,18.1,19,17.3,12.2,5.3,2.9
1927,3,3.2,5.5,8.5,12.8,15.4,17.2,18.4,14.7,11.4,5.1,4.1
1928,2.1,4.8,5.9,7.3,9.3,15.3,19.4,18.8,16.2,10.9,5.2,2.5
1929,2.2,5,6,8.4,10.6,15.6,18.7,18.5,15.8,10.6,6.4,5.2
1930,5.2,2.5,6.2,7.4,12.1,14.4,17.6,19.8,16.4,13.1,7.6,5.6
1931,3.7,4.2,7.6,9.1,11.8,16.6,18.5,17.8,15.1,11.9,7.5,2.6
1932,3.4,3.3,6.7,7.3,11.5,14.3,17.3,19.3,15.8,10.1,7.3,5.2
1933,3.1,4,6.4,9.9,13.7,14.8,19.5,21.5,16,11.6,4.6,1.8
1934,1.9,2.6,4,7.3,12.2,16.5,19.3,17.7,16.6,11.1,4.8,5.9
1935,1.6,2.7,6.2,8.1,10.2,15.3,19.7,18.6,16.6,9.5,6,5.1
1936,6.1,6.6,6.1,8.5,9.6,13.6,17.7,19.5,16.7,9.5,5.2,2.3
1937,4.4,5.9,5.5,9.1,11.5,15.2,19.5,19.4,15.3,11.8,8.8,3.7
1938,2.8,3,6.3,8.6,10.8,17.7,18.7,17.9,14.1,11.8,8.1,4.1
1939,5.3,4.4,5,7.6,10.2,14.3,18.6,18.2,16.1,10.4,6.4,4.1
1940,3.9,6.5,8.1,9.2,11.3,14.4,18.2,18.9,15.5,9.8,6,1.9
1941,2.8,5.1,6.4,8.3,9.9,14.8,18.5,18.6,16.9,11.6,6.2,2.9
1942,2.9,1.9,7.3,8.6,12.5,15.1,18.1,18.6,15.8,12.9,7.7,4.8
1943,4.6,3.8,6.1,9.8,12.7,17.2,17.5,19.1,14.2,10.1,4.7,4.4
1944,2,1.1,4.9,9.1,12.3,15.4,18.1,18.3,15.5,8.3,5.4,2.3
1945,0.7,3.7,5.8,11.1,12.9,16.8,17.8,17.5,16.5,12,9.2,5.7
1946,2.7,4.2,5.4,7.8,9.6,15.2,19.5,19.2,15.5,11.7,6.4,2.6
1947,2.2,4.6,6.7,9.5,10.4,15.7,19,18.1,15.6,11.1,7.1,2
1948,2.8,5,7.6,8.5,10.7,15.5,17.5,18.5,15.1,10.9,6.6,5.5
1949,3.5,3.9,6,10,10.6,16.2,18.4,20.2,16,11.7,7.2,4.3
1950,3.1,3.8,5.2,7,10.8,15.4,19,17.9,14.7,11.9,7.9,3.4
1951,3.3,3.7,6.2,8.6,8.7,16.3,17.9,16.8,15.1,8.8,6.3,5.4
1952,1.2,3.7,6.7,7.6,11.4,15.2,17.6,16.7,12.8,10.9,6.6,3.6
1953,2.4,3.4,6.3,8.8,12.4,13.2,18.6,19.1,15.1,10.7,8.4,6.2
1954,2.2,2.7,5.8,7.2,11.6,14.3,17.5,16.9,14.9,11.6,8.9,5.3
1955,7.6,5.7,5.3,9.2,13.8,16,18.5,18.9,16.1,11,8.6,6.7
1956,4.1,1.1,5.5,7.7,10.2,14.5,16.8,16.9,14,11.9,4.6,1.1
1957,1.7,4.8,7.3,7.3,10.7,13.9,18.7,18.9,16.9,10.3,5.8,2.6
1958,3.4,6.6,5.8,7.4,12.4,14.3,17.7,18.1,16.6,11,6.6,6.6
1959,6.1,4.8,7.8,8.5,11.9,15.4,19.4,18.5,15.4,12.2,6.8,5
1960,3.6,5.8,7.3,8.2,12,17.4,18.7,17.3,15.1,8.8,7.1,3
1961,2.9,5.9,7.3,8.7,13,15.5,19,19.9,16.9,10.4,6.8,5.2
1962,4.6,3.8,6.2,9.2,11.2,16,18.4,19.2,17,13.4,5,3.9
1963,5,3.9,5.6,8.1,11.7,14.6,18.8,17.2,14.3,11.9,7.3,5
1964,4.5,5.2,6.2,7.5,14.1,15.6,19,18.9,18.5,10.1,6.4,3.1
1965,3.7,3.7,6.9,8.5,12.9,16.7,16.9,18.1,13,11.7,6.7,4.5
1966,5.3,5.4,4.1,7.5,12.7,15,17.8,17.8,17,9.4,3.8,3
1967,2.8,5.1,7.1,7.2,10.7,15,18.7,18.1,14,11.9,7.4,2.5
1968,3,5.4,6,8.3,10.6,15.5,18.7,17.3,14.4,12.3,7.1,4.5
1969,5,4.3,6.1,7.9,11,13.8,19.7,18.5,13.2,11.7,6.4,3
1970,5.3,4.1,4.6,7.8,11.2,14,18.4,17.9,16.5,10.4,8,1.4
1971,3.1,4.9,4.4,8.1,9.8,12.7,18.1,17.7,16,13.2,4.5,4.5
1972,2.9,4.6,5.9,7.9,10.5,13.8,17.2,17.8,13.6,10.2,7.2,4
1973,2.3,3.1,3.9,7.5,12,15.8,18,20,14.3,10,7.4,2.1
1974,3.7,4.1,5.9,6.3,11.2,15.1,19.5,18.5,14.2,8,5.9,3.9
1975,3.9,5.5,4.4,7.2,9.4,13.9,18.3,19.1,13.3,10.9,5.6,3.9
1976,2.2,5.6,5.7,6.6,12,16.9,18.9,18.5,13.4,8.7,3.3,5
1977,4.3,4.9,6.1,8,10.1,12.4,15.8,15.8,16.2,11.6,7.6,6.8
1978,4.2,4.8,5.5,6.9,9.8,12.9,17.6,18.2,16.7,10.7,7,5.8
1979,6.5,5,5,7,11,16.1,19.2,18.8,15.1,10.4,5.8,3.8
1980,3.2,5.2,5.8,8.4,10.4,15.3,17.9,19.4,18.2,10.5,6.3,2.7
1981,1.7,3.1,6.9,7.8,10.6,16.2,17.9,17.9,15.1,11.1,8.9,5.4
1982,4.9,5.6,6.3,8.6,12.5,16.5,17.3,18.5,15.8,9.4,6.5,3.3
1983,2.9,3.4,7.4,7.6,9.7,16.9,16.6,17.5,16.9,13.1,9.8,4.3
1984,3.5,3.1,4.4,10.4,8.3,13.9,18.9,18.1,15.2,9.9,7.2,4.8
1985,2.1,6.4,4.5,8.4,10.1,16,19.1,18.9,18.4,12.7,6.5,3.9
1986,2.8,4.1,5.5,5.8,13.5,15.7,19.3,17.8,16.9,12.4,6.8,3.3
1987,3.3,4.7,7.4,9.5,11.4,16.2,18.5,18.5,17.4,10.6,6.7,6.3
1988,5.2,4.7,6.2,8.9,11.1,14.3,19,19.5,16.2,11.8,8.5,3.3
1989,3.7,5.2,6.9,7.3,12.7,16.1,20.9,19.5,15.9,12.8,8.8,7.5
1990,3.9,6.8,7.8,8.1,13.6,15.7,20.3,20.2,18.2,11.3,5.9,3.8
1991,3.3,3.2,6.8,7.7,11.2,16.9,19.8,19.9,17.3,9.8,5.7,5.1
1992,2.9,4,6.3,8.5,12.6,13.2,19.5,18.9,15.7,9.5,6.6,5.2
1993,2.6,4.7,6.1,7.5,11.2,15.2,19.2,19.7,13.6,9.1,6.9,3.5
1994,3.1,4.1,7.5,7.7,11.9,16.2,20.5,19.8,14.3,12.3,8.2,4.7
1995,3.6,5.2,6.7,8.4,13.1,16,19,19.4,13.6,13.3,8.9,6.5
1996,6.2,4.1,6.5,9.3,11.4,16.7,18.8,18.1,14.2,10.6,6.9,5.5
1997,5,6.2,8.1,10.7,12.3,15,17.3,18.5,17.1,13.8,7.7,5
1998,4.6,6.9,7.1,7.6,11.4,16.2,19.1,19.5,15.6,9.4,7.2,2.8
1999,3.1,3.9,6.4,8.5,12.6,16.4,19.6,18.7,15.4,11.8,5.5,4.4
2000,2.6,5.7,6.8,7.8,12.9,17.4,18.1,18.2,15.5,10,5.9,4.8
2001,4.8,5.1,8.1,8.9,11.7,16.5,18.2,19.7,16,12.5,6,4
2002,5.2,5.1,7,8.7,11.2,16.2,18.8,18.2,14.8,11.4,7.3,6.2
2003,3.2,4.4,7.7,8.9,13,17.8,18.6,20,16.5,12,7.4,4.4
2004,4.7,5.2,6.1,7.4,11.1,17.1,19.8,18.7,16.1,11.4,4.9,4.2
2005,0.5,1.4,5.9,8.6,12.8,16.7,20.2,18.3,15.2,11.6,5.4,3.7
2006,2.6,3.6,6.6,9.5,13,16.5,19.7,18.3,16.1,12.4,8.6,3.8
2007,2.5,6.5,5.8,8.2,11.4,14.3,18.5,18.1,15.8,11.2,5.4,4
2008,4.1,6.2,6,8.2,10.7,15.1,19.1,19.2,15.2,10.9,4.9,3.6
2009,3.2,3.7,6.7,7.4,12.5,16.5,19.2,20,15.4,12.2,7.6,4
