1901,3.4,2,5.3,10.2,13.1,18.1,20.2,20.8,16.2,10.4,5,2.4
1902,3.5,4.7,7.9,10,11.1,14.8,20.1,19.2,15.7,10.6,7.6,4
1903,3.7,6.2,7.6,9.4,11.5,15,19.4,20.2,16,12.3,8,2.3
1904,3.4,5.1,5.3,10.4,14.8,16.9,20.7,20,15.5,12.8,6.2,5.5
1905,2.6,4,7.9,10.6,12.2,15.6,20.4,19,14.9,9.9,5.3,3.7
1906,4.8,3.9,6.3,8,12.5,17.6,19.8,21.8,17,12.3,7,3.3
1907,2.8,3.4,8,8.9,11.7,16.8,18.6,20.3,17.6,10.1,7.6,6
1908,4,5.4,5,7.7,14.8,15.7,19.6,19.9,16.7,13.2,8.3,4.7
1909,2.7,3.1,5.6,11.2,13.5,13.7,19,20.3,15.1,12.5,6.2,5.1
1910,3.6,6.3,6,8.6,11,16.2,18.4,19.1,15.9,11.6,6.9,5.3
1911,1.3,5.2,5.7,7.9,12.3,15.3,21.6,21.2,19,10.9,7,5.8
1912,4,7.1,8.1,9.7,14.2,15.8,17.6,17.4,15.2,10.7,6.6,3.6
1913,5.3,4.9,7.5,8.8,12.9,17.5,19.7,19.3,15.4,11.5,8.6,3.2
1914,1.3,6.2,7.5,10.7,12.7,14.9,18.5,19.9,17.8,11.9,6.2,4.5
1915,3.4,4.4,6.9,8.3,13.8,14.7,19.5,20.4,16.4,10.8,6.5,6.2
1916,4.9,4.5,4.8,9.4,13.3,15.4,19.1,20.7,16.1,12.6,6.9,4.5
1917,2.1,3.5,4.9,7.7,13.9,16.9,20.4,18.3,17.5,10,7.5,3.6
1918,4.5,6,6.2,7.8,13.8,16.9,19.8,21.2,16.1,9.6,6.8,5.3
1919,3.2,6.3,6.5,8.3,14,18.1,18.6,21.5,16.9,9.6,5.3,4
1920,4.1,6.2,7.5,9.8,13.3,15.8,17.8,18.1,16.3,11.2,6.4,3.8
1921,5,5.2,6.9,9.2,12.6,17.8,21,19.2,17.8,14.7,6.6,4.2
1922,4.2,6.1,6.1,8.7,16.1,15.7,18.5,19.2,14.6,11.3,7.1,3.6
1923,3.3,6.3,8.2,8.1,12.7,15.5,20.3,20.8,16,13.6,5.7,3.4
1924,4.8,2.7,7.5,9.8,14.3,17,19.3,18.8,16.1,12.8,7,4.4
1925,4.5,4.6,4.8,8.7,11.6,16.8,17.7,19.2,15.6,12.5,5.4,5
1926,5.8,9.1,8.5,10.3,12.3,16.3,20.2,22.2,20.2,13.8,7.6,2.9
1927,4.3,4.9,8.1,11.9,15.1,17.5,18.6,18.6,15.9,13.6,6.8,5.2
1928,4.5,7.4,8.2,9.1,12.1,17.5,22.1,20.6,17.8,12.5,8,2.8
1929,2.7,6.1,8.8,10.7,12.9,18,21,20.2,18.4,12.2,8.4,6.8
1930,5.6,3.7,8.6,9,13.8,17.5,18.2,20.8,18,14.5,9,6.9
1931,4.8,5.7,9.3,10.4,13.5,19.1,19.4,18.9,15.1,13.3,8.4,3.1
1932,4.3,3.1,8,8.3,12.8,16.1,18.1,21.6,17.8,11.6,8.7,6.1
1933,3.3,5,8.5,12.4,15.7,15.9,21.6,23.5,17.9,12.3,6.4,1.4
1934,3.1,4.3,5.9,9.4,15.3,19,21.7,18.9,19.1,13.9,4.9,7.3
1935,2.7,5.1,7.9,9.7,10.6,16.1,20.9,19.5,18,10.9,6.2,5.1
1936,6.8,6.6,7.2,9,11.4,14.8,18.2,21,17.5,10.4,6.4,2.9
1937,4.4,7.4,5.9,10.5,13.6,16.5,20.8,21.3,16.8,12.9,8.1,3.3
1938,4.1,4.6,9.6,10.2,11.8,18.3,19.1,19.5,15.8,12.8,9.5,3.8
1939,5.8,5.8,6.8,9.3,12.1,15.6,18.8,19.7,17.7,10.7,7.9,3.5
1940,3.6,7.6,10.2,10.9,13.6,17.1,19.5,20.8,17.4,11.4,7.5,2.8
1941,3.1,6.3,8.4,9,10,17.2,20,19.3,18.4,13,6.8,3.2
1942,3.9,3,9.1,10.7,13.5,17.9,19.7,19.8,17.4,14,7.1,4.5
1943,2.4,5.6,8,12.8,15.7,19.8,20,21.5,16.7,12.6,6.8,4.9
1944,3,3.2,7.4,11.3,14.2,17.1,19.6,21.1,17.2,10.1,8.2,3.8
1945,1.4,7.6,9.6,13.3,14.6,19,20.8,18.9,19,14.3,8.8,5.8
1946,2.8,6.2,7.6,9.8,10.7,16.2,20.2,19.6,17.5,13.8,8,3.3
1947,3.3,4.9,9,12.2,13.8,19,22.1,21.2,17.7,13.7,10.4,3.8
1948,6.3,6.6,11.4,10,12.8,17.8,19.5,19.9,18.5,13.4,9.3,6.2
1949,5.2,6.9,7.3,12.7,12.8,18,21.6,22.3,17.7,13.5,8.2,5.1
1950,4.2,6.6,8.6,10.2,12.9,17.9,21.3,19.7,17.1,13.1,9,2.9
1951,4.9,4.9,7.4,10.2,10.3,17.1,20.5,18.8,18.2,11.4,8.5,5.9
1952,2.8,5.2,10.3,10.5,14.4,18.7,19.5,19.1,14.3,13.3,8.1,4.8
1953,2.6,3.9,7.8,10.1,15.8,15.9,19.5,21.9,17.2,11.8,8.4,7.9
1954,2.6,4.3,7.6,8.6,13.1,15.9,19,18.5,17.3,13.9,9.4,4.9
1955,7.5,5.6,6.3,12.3,15.2,17.3,20.6,21.4,17.2,12.5,7.9,6.3
1956,5.7,1.9,7.5,8.8,13.4,15.5,18.6,18.4,16.7,11.9,5.7,2.6
1957,1.3,7.7,11,9,12,16.4,19.5,20.3,17.5,12.2,5.9,3.1
1958,5.3,7.2,7.6,8.8,14.3,15.5,18.9,19.5,19.3,11.9,7.1,6.1
1959,5.6,5.7,8.6,9.6,13,17,21,19.7,17.1,12.5,7.6,6.2
1960,4.6,6,8.7,10.2,14.7,18.7,18.5,18.4,16.7,10.4,8.6,3.7
1961,3.9,9.1,10.1,11.5,14.5,17.6,19.3,19.7,18.8,12.3,7.7,5.5
1962,5.5,5.1,6.7,9.6,13.2,17.5,19.5,21.2,18.3,14,5.7,2.8
1963,3.6,3.1,7.7,9.2,12.7,16.3,20.2,18.6,16,14,9,3.3
1964,2.6,6.1,7,9.7,16.7,16.9,21,20.1,19.4,11,7,2.6
1965,3.8,3,8.1,9.6,15,18.2,18.5,19.9,14.8,13.4,7.7,6.2
1966,7,8.6,7,10.1,14.1,16.3,18.8,19.6,19.3,11.6,5.7,4.4
1967,3.7,6.4,9.1,8.9,11.4,15.6,21.5,19.5,16.5,14.4,8.2,3.7
1968,4.7,6.3,7.3,10,12.1,17.5,19.7,19.6,16.7,15.6,8.9,5.6
1969,5.5,3.9,7.1,9.7,12.7,15.5,21.2,20,15.1,13.6,7,4.1
1970,6.7,5.9,5.4,9.4,13.4,17.8,20.7,19.5,19.1,11.5,10.5,1.4
1971,3.3,5.6,4.7,10.7,12.3,14.9,20.3,18.8,17.5,14.3,5.9,4.9
1972,3.1,6.2,7.5,9,11.7,15.7,19.7,18.3,14.5,11.8,9.3,5.1
1973,3.4,4.9,6.6,9.1,13.4,16.6,19.2,21.7,17.2,11.6,7.4,3.5
1974,6.4,5.8,7.5,9.1,13.2,16.9,19.6,19.6,15.8,9,8.1,4.6
1975,6.3,6.9,5.6,9.8,11.8,17,20.8,20.5,16.2,13.3,7.3,2.1
1976,2.8,6.4,7.9,9.2,15,19.8,20.3,20.3,15.6,11.1,6.7,5.7
1977,4.7,7.8,8.5,10,11.6,14.2,17,18,18.4,13.8,7.4,7.1
1978,3.9,7.1,8.3,8.6,11.7,14.6,19.4,20.9,18.9,12.6,7.9,7.2
1979,5.7,6.8,6.7,8.5,13.1,17.8,20.7,19.8,18.1,12.5,7,5.8
1980,4.3,7.3,7.4,8.8,11.4,15.5,18.6,20.5,19.2,12.5,7.2,3
1981,3.5,4.3,10.1,9.7,12.2,18.2,19.8,21.5,18.4,13.1,9.1,6.4
1982,7,6.9,7.5,11.9,14.5,18.4,21.7,20.8,18.2,12.1,7.6,5.9
1983,4,4.3,9,9.7,10.5,17.7,21.6,19.7,19.3,14,11.3,5.1
1984,5.5,5.7,6,12.9,10,16.5,20.7,19.4,16.5,13.1,9.1,5.9
1985,2.4,7.8,7.6,10.5,11.9,17.4,21.5,19.9,20.6,14.3,6.7,4.9
1986,5,5,8.1,6.5,14.5,18.5,21.2,19.6,18,14.2,7.8,8.1
1987,3.3,6.2,7.4,11.4,12.8,17.3,20.3,22.3,20.6,12.6,8.4,6.6
1988,7.3,6.1,8.1,10.3,12.8,15.8,18.9,20.8,18,14.3,9,4
1989,3.8,7.1,10.5,8.4,16.4,18.6,22.3,21.7,17.4,14.8,10.7,9.1
1990,4.7,9.9,9.7,9,15.5,18.6,22.2,22.5,20.2,13.4,7.2,3.5
1991,4.5,5.4,9,9,12.5,18,21.4,23.3,19.5,10.9,8.1,5.1
1992,2.7,6,8.8,10.8,16.3,14.9,21.8,21.8,17.2,10.9,9.6,6.1
1993,3.5,5.6,8.1,9.8,13.7,17.8,19.8,21.9,15.3,10.1,6.7,6.8
1994,5,6.5,10.7,9.4,15.5,18,22.9,22.2,15.7,13.7,10.1,6.8
1995,6.2,8,8.9,11.8,15.8,18.6,22.2,21.7,15.4,15.9,10.1,6.4
1996,7.6,5.2,8.4,11.1,12.9,19.1,21.7,19.9,16.3,13,8.7,5.8
1997,5.1,9,11.7,12.9,14.5,16.2,19.5,22.1,19.8,15.5,9.4,6.1
1998,7.3,8.3,10.8,9.2,14.1,18.3,21,22.4,18.2,12.4,7.9,3.8
1999,4.8,5.8,8.7,11,15.7,18.4,22.1,21.3,18.2,13.4,6.3,5.3
2000,2.8,8.7,9.1,9.3,15.1,19.1,19.8,20.7,18.3,12.7,7.9,8
2001,6.7,6.7,10.9,10.5,14.7,19.8,20.2,22,17,14.9,6.5,1.9
2002,6.4,7.4,9.5,11.1,13.4,19.8,20.5,20,17.4,13.6,9.3,7.8
2003,4.8,4.9,10.4,11.3,14.6,21.1,21.3,22.9,19.1,11.8,9.3,5.6
2004,6.1,5.9,7.2,9.6,13.5,20.6,21,21,18.9,13.8,6.6,4.8
2005,3.3,3.5,8.5,11.5,15.8,21.5,21.7,21.6,17.9,14.3,7.5,4.4
2006,3.6,4.4,9.2,11.6,16.2,20.4,23.6,20,19.5,15.2,11,4.5
2007,5.4,8.1,7.8,12.1,14.2,17.1,20.1,19.8,17.5,12.6,6.8,4.1
2008,6.4,8.3,8,10.7,13.8,17.8,20,20.6,16.3,11.8,6.9,4.3
2009,4.1,6.1,9.2,10,15.9,19.7,21.3,22.7,18.5,15,10.3,5.3
