1901,1.1,7.9,9.7,11.1,11.5,16.3,18,18,16.9,13.2,8.5,5.3
1902,1.6,6.8,6.4,10.5,15.2,16.8,19.3,19.2,19.7,14.8,7.4,3.2
1903,1.2,2.4,5,10.9,14.7,15,17,18.3,16.1,12.7,7.6,5.3
1904,4.2,5,6.8,10,13.5,15.9,16.8,19.4,16.6,15.1,7.8,2.6
1905,0.9,1.2,4.8,10.7,14.9,16.4,19,19.7,18.6,14.9,10.8,2.7
1906,2.3,4.1,7,10.6,13.6,18,18.6,20.1,17,14.4,9.4,6.5
1907,3,3.9,5.1,9.8,14.5,15.9,18.5,18.7,16.1,13.7,7.3,4.9
1908,2.7,4.1,6.9,11,14.8,16.8,17.4,18.3,16.9,14.2,8,2.9
1909,3.1,4.4,9.3,9.3,17.9,17.4,19.7,19.6,17.5,13.8,9.9,6.5
1910,2.7,4.8,3.8,11.4,14,16.1,18.5,19.3,17.7,12.5,9,3.1
1911,1.5,1.5,4.8,10.1,14.2,16.2,18.6,18.6,16.4,14.6,9.2,4.2
1912,2,5.3,6.9,11.3,13.5,16.2,18,18.5,16.9,14.2,9.2,3.7
1913,2.9,3.3,6.5,8.8,13.7,15.9,18,18.7,18.4,14.7,8.3,3.1
1914,4.2,4.1,8.1,9,15,17,17.9,19.5,18.4,13.3,8.9,5
1915,4.6,5.2,7.7,10.9,14.9,18.2,19.7,20,18.5,14.9,9.2,6.1
1916,2.6,5.1,8.3,11.4,16.9,19.4,20.5,19.1,16.9,12.4,10.5,5.4
1917,3.6,4.3,8.5,11.8,14.2,16.7,18.5,19.4,17.9,13.3,11.2,4.8
1918,2.4,4,6.7,10.6,14.6,16.7,18.7,19,18.2,16,11.3,4.2
1919,5.1,6.3,8.6,10.3,14.1,16.3,18.9,19,18.9,15.8,11.2,4.1
1920,3.3,2.3,7.3,11.6,15.9,17.9,19.4,20.1,18.3,14.7,8.1,3.7
1921,2.5,3.2,6.1,10.8,14,16.4,19.4,20.4,16.7,13.5,9,4
1922,3.1,3.7,7.6,10.7,15.2,16.6,19.9,20.5,18.3,15.6,11.5,4.1
1923,4.7,4.3,7.3,10.5,15.7,19.5,18.8,18.6,19,14.3,10.9,6.8
1924,4.2,6.1,8.8,12.6,14.3,17.4,19.9,19,17.9,13.6,9.8,4.9
1925,0.4,3.7,10.9,10,15.9,17.1,19.4,19.9,19.2,15.2,11,7.1
1926,3.3,4.3,6.4,12.1,16.7,18.4,18.4,17.9,15.8,14.5,9.5,5.8
1927,4.3,1.7,8.7,10.5,16.9,17.7,19.9,19.5,18.3,16.5,10.9,6
1928,5.6,3.9,6.9,14.1,17.9,18,19.9,20.6,18,13.7,9.9,5.8
1929,3.2,3.4,6.4,10.9,18.1,17.8,18.6,19.8,18.8,13.5,11,4.3
1930,2.9,4.9,8.6,12.5,15.5,18,19.4,21.3,18.6,14.8,9.8,7.7
1931,5.1,5.1,9,11.9,15.3,17.3,19.9,20.4,19.3,16,9.3,4.7
1932,3.1,5.4,8.8,12.2,14.5,19.1,19.9,20.6,18.1,16.7,10.5,4
1933,3.8,6.4,8.2,9.4,15.4,18.4,18.1,19.1,16.6,13.2,12.7,6.3
1934,3.3,2.7,9.3,12.8,16.6,18.6,19.2,19.9,17.5,15.5,11.6,5.2
1935,4.9,4.4,9.6,11.3,18.3,19.6,19.1,20.7,18.2,15.8,9.2,6.3
1936,4.4,6.1,9.8,13.4,15.8,16.4,19.7,20.3,16.5,17.3,11.7,3.3
1937,1.2,5.9,10.3,13.2,15.5,17.1,19.6,18.8,20,15.8,10.6,7.3
1938,4.3,4.1,5.2,12.5,14.9,17,20.2,21.1,18.2,15.1,8.6,6.1
1939,3.8,4.7,7.1,12.3,18.7,17.4,19.4,19,18.9,16.9,8.5,6
1940,4.1,5.6,6.9,12.2,15.4,18.7,20,18.4,17.9,15.8,9.5,6.2
1941,6.2,8.2,7.9,12.6,17.9,18.3,19.7,19.9,17.5,13.4,11.5,4.1
1942,3.2,6.2,8.8,13.4,17,19.4,19.1,19.4,16.5,14.6,10.7,5.9
1943,3.6,3.1,5.1,8.5,14.8,16.4,19.1,20.1,18.3,16.6,12.5,7.6
1944,2.9,4.3,8.5,12.6,13.7,18.7,18.5,19.2,18.6,15.6,8.9,5
1945,3.2,2.2,4,8.5,16.7,16.3,20.1,20.3,18,13.4,9.4,3.9
1946,3.5,3.3,6,11.9,14.9,16.5,18.8,19.2,18.3,14.9,12.6,6.3
1947,3.9,6,9.5,12.7,16.7,17,19.2,19.6,16.8,14.7,9.4,7.4
1948,4.9,4.7,4.3,10.2,15,17.7,20.1,19.6,17.7,13.9,10,4.1
1949,1.8,1.8,6.7,7.7,16.6,17.2,18.6,19.1,15.9,14,12.3,5.7
1950,1.8,1.7,6.5,11.4,16,15.3,18.6,19.5,15.2,11.6,6.3,4.2
1951,3.9,5.6,9.2,12.5,17,17.8,19.3,20,19.2,14.4,8.8,4
1952,4,6.1,7.4,11.9,15.6,16.9,19.3,20.8,19.5,16.6,9.8,7.8
1953,4.3,5.9,5.9,12,16.2,18.3,20.9,20.9,17.6,15.5,8.5,2.7
1954,3.1,5.6,10.5,12.2,17.1,17,19.3,20.7,17.3,14.4,10.3,5.6
1955,4.2,6.5,7.6,12,15.6,18.4,19.3,18.7,17.7,14.6,9,5.8
1956,3.2,5.7,6.3,10.1,13.3,17.6,19.5,21,17.1,12.4,8.2,4.3
1957,0.6,3.7,6.2,10.1,14.5,17.4,18.8,19.5,17.7,14.9,9.4,4.5
1958,3.2,3.8,8.6,12.5,14.5,16.5,18.9,19.2,16.7,12.5,9,6.3
1959,3.3,0.3,5.3,11.4,15.2,17.2,17.7,17.6,15.7,11.8,8.2,5.2
1960,3.8,5.1,7.4,11.2,16.3,16.3,18.5,19.7,18,15,11,8.4
1961,4.2,3.9,5.7,11.5,15.3,19.1,20.4,20,16.1,13.5,8.7,5.7
1962,4.9,4.8,9.4,10.7,16.2,19.2,19.9,20.9,18.7,15.1,11,6.1
1963,4.8,6.8,6.8,12.6,15.2,18.6,20.3,20.5,18.9,15.9,10.4,5.1
1964,1.2,4.1,8.8,11.2,13.9,17.8,19.4,19.4,17.1,13.2,9,5.3
1965,4.1,5,8.1,10.4,14.1,18.5,19.2,20.5,17.6,13.2,10.1,5
1966,4.2,5.4,7.7,12,15.9,18.7,19.3,20.5,17.8,14.4,12.7,6.1
1967,2.2,3.1,5.6,10.9,14.6,16.4,19.5,19.5,17,13.6,9,5.1
1968,3.1,3.9,7,12,16,18.7,20.7,19.6,17.4,13.8,8.8,6.3
1969,3.7,6,10.2,10.9,16.3,18.4,18.9,19.9,18.9,15.3,9.8,6
1970,4.4,5.2,9.3,12.5,15.4,16.9,19.1,19.2,17.1,12.5,10.1,2.7
1971,4.9,4.5,8.4,10.6,15.8,16.9,18.8,19.1,18.1,12.8,8.4,3.4
1972,2.3,3,7.5,12.9,15.2,17.1,18.5,19.6,18,14.9,9.6,2.4
1973,2.2,6.5,6.3,11.1,14.5,16.7,19.3,19,17.3,14.3,7.1,4.7
1974,2.6,4.1,7.9,11.9,14.6,17.7,19,19.1,16.6,14.2,8.6,3.5
1975,2.1,4,7.6,13.4,14.9,17.2,19.3,18.8,17.4,12.7,8.7,4
1976,3,3.4,7.3,11.5,15.3,17.2,18.6,17.8,17.1,14.4,9.6,5.9
1977,2.6,6.6,7.4,11,15.8,18,19.6,20.3,17.3,12.6,8,3.9
1978,3.3,5.4,7.8,11.8,16.9,17.6,20.7,18.3,17.4,15.1,6.4,6
1979,3.6,6.4,8.6,13.3,15.8,18.7,19.1,19.4,18.6,14.8,10.8,4.2
1980,2.9,4.2,8,11.9,16,18.3,19.5,19.6,17.2,14.2,10.3,5.5
1981,3,4.3,8,11.7,15.1,17.5,19.1,19.2,18.4,15.2,7.5,5.2
1982,4.5,3.5,6.3,13.1,14.8,17.6,18.8,19,17.6,14,6.7,3.4
1983,0.9,2.7,5.6,10.2,15.2,17.7,19.3,19.2,16.9,12.5,9,4.4
1984,2.7,4.4,7.9,10.6,15.6,17.1,17.4,17.6,17.2,14.4,8.3,3.9
1985,4.9,3.1,7,10.5,16.6,17.6,17.9,20.3,17.5,12.4,10.7,5.9
1986,4.3,5.3,8.5,12.8,13.5,17,19.8,19.5,19.4,14.3,7.1,3.5
1987,3.3,6.4,6.4,10,15.9,18.4,19.6,20.1,17.9,13.4,9.2,6.2
1988,3.6,4.8,7.5,12.1,16.4,18.1,20.2,19.7,18.3,13.5,6.9,5.1
1989,1,1.5,7.3,13.2,16.5,17.6,19.1,19.6,17.7,13.1,9.5,4.1
1990,3.3,2.9,7.5,12.2,15,17.8,19.5,19.1,17.3,14.9,11.5,7.7
1991,2.9,4.2,9,13.4,16.2,18.6,19.4,19.3,17.8,14.7,9.8,2.8
1992,1.3,2.5,6.2,10.7,15.1,17.8,19.3,20,16.9,14.6,8.4,3.1
1993,1.8,2,7.1,11.2,15.6,18.4,19.5,20.4,18.1,15.6,9.7,2.3
1994,5.4,4.4,7.6,13.5,16.1,18.1,19.7,20.3,19.1,16.6,9,2.4
1995,3.7,5.1,8.8,11.2,16,19.6,20.6,20.8,18.6,14.7,7.9,4
1996,4.2,6.5,7.6,11.4,17.9,18.1,20.9,20.8,18.7,13.7,10.6,6.3
1997,4.3,2.4,6,10.5,17.2,19.1,20.3,19.4,17.5,14.2,10.8,6.6
1998,4.3,5.7,7.8,13.9,17.2,18.2,21.1,21.6,19.7,15.6,11.6,6.3
1999,5,6.2,8.9,12.4,18,18.5,19.8,21.4,18.7,15.6,10.1,5.6
2000,3.7,4.2,6.7,13.5,16,19.2,22.3,19.5,18.6,13.7,9.2,5.8
2001,4.4,4.8,11.1,13.1,16.8,19.2,21.1,20.9,18.9,15.1,9.4,6.5
2002,3.5,6.6,10.4,12.6,15.5,17.5,22,21.3,19.1,15.3,11.1,6.1
2003,5.4,4.8,6.8,12.4,18.5,19.1,20.9,20.9,18.4,15.4,10.7,5.7
2004,5.2,4.3,9.4,12.7,16.1,18.4,20.8,19.7,18.4,16.2,9.8,3.9
2005,4.4,4.9,8.4,13.3,15.4,17.4,20.7,20.1,18.4,14.4,9,7.5
2006,3.9,6.2,8.6,12.3,16.4,19.4,20.4,22.1,19.1,15.2,8.6,3.3
2007,3.4,5.8,7.7,11.5,17.6,19,21.5,21.4,19,15.9,9.5,4.6
2008,2.1,3.5,10,13.2,15.7,19.6,21.1,21.6,19.8,14.5,10.4,6.1
2009,3.7,5.8,7,12.5,16.3,19.9,21.4,20.7,18.5,15.9,9.5,6.8
