1901,1.7,6.8,9.6,12.3,15.6,20.5,21.9,21.7,18.1,14.6,8.5,8.4
1902,5.4,7.9,7.5,11,15.1,19.6,20.8,21.7,19,14.9,6.1,1.7
1903,2.6,5.6,7.6,11.8,16.2,18.7,20.7,20.8,17.7,14.4,9.8,6.4
1904,2.9,7.7,6.1,10.7,15.1,18.8,20.7,21.1,17.6,14.8,7.7,5.3
1905,0.6,3.5,6,11.5,16.2,19.3,22.5,22.8,19.6,14.4,12.7,4.8
1906,3.5,5.8,9.9,12.2,16.1,20.1,21.6,21.1,17.8,12.6,10.5,6.6
1907,1.1,2.7,4.2,10,18.1,19.4,21.6,21.1,17.2,15.5,7.2,6.6
1908,3,5.8,7.2,10.6,17.2,19.3,20.8,21,17.3,12.6,6,3.2
1909,1.3,1.9,7.6,11,16.7,19.3,22.1,22.3,20.3,15.1,9.8,8.1
1910,3.8,7.6,6.4,11.9,15.3,19.3,21.4,21.6,18.6,12.2,10.2,6.8
1911,2.7,0.2,5.2,10.5,15.9,18.7,20.9,21.9,18.9,14.7,11.5,5.2
1912,1.8,6.3,9.1,9.9,14.4,19.1,19.6,20.3,18.7,13,10.5,6
1913,2.3,2.1,8.5,10.7,14.3,17.9,21.2,20.7,19.1,13.9,9.8,5.6
1914,3.2,6.2,9.6,10.1,15.5,18.2,21.3,20.6,17.1,12.8,7.4,6.2
1915,8.3,6.6,8.1,11.2,13.8,18.5,22.1,21.1,18,15,9.8,8.1
1916,3.9,6,9.8,12,16.5,20.7,22.7,21,18.4,15.1,12.2,8.4
1917,6.4,3.3,9.3,12.4,14.6,17.9,21.4,22.2,18.2,16.3,12.8,4
1918,4.3,4.1,6.7,9.4,15.1,18.3,20.8,20.6,20.1,18.7,10.7,7.2
1919,6.3,5.6,9.2,13.1,12.5,17.5,20.5,19.5,19.5,17.2,11.8,6.4
1920,4.7,1.5,7.3,11.9,15,19.7,21.9,22.2,18.1,11.2,6.1,3.5
1921,4.9,2.2,5.9,10.1,16.8,17.9,21.1,22.4,16.7,12.8,10,4.3
1922,3.2,3.8,10.2,12.5,15.4,19.2,22.1,20.7,19.5,16,8.8,5
1923,3.6,5.5,8.3,11.1,16.8,19.9,21.1,20,19.5,16.6,14.6,7.9
1924,1.6,4.1,7,12.6,15.5,20.5,21.2,21.1,20.7,10.4,8.2,4.1
1925,2.1,8,8.8,11.1,15.9,17.4,21.2,21.2,19.6,15.3,12.4,6.3
1926,4.2,5.2,6.5,13.1,17.2,21.3,22.8,19.9,16.8,15.6,12.8,7.1
1927,5.8,1.4,10.5,11.8,15.4,20.1,21.7,22.7,21.5,17.3,11.7,4.8
1928,3.6,1.6,3.6,13.2,16.7,18.7,21.8,21.7,19.5,13.7,12.4,5.7
1929,2.7,0.1,2.5,10.6,18.8,20.4,21.4,24.7,17.6,15.4,11.2,7.2
1930,5.8,4.9,9.2,13.2,16.3,18.6,22.8,22.4,19.8,15.5,11,8
1931,5.7,6.4,7.8,10.7,16.6,20,23,22.8,19.4,15,7.4,3.6
1932,2.5,0.8,5.9,12.5,17,20.3,22.3,22,20.7,18.4,9.9,6.3
1933,2.9,5,5.3,9.3,15.2,18.6,19.7,21,16.7,14.3,12.8,3.2
1934,2.8,2.1,9.8,13.1,17,20.3,22.4,22,19.3,15.6,11.6,6.9
1935,2.4,4.8,5.8,12.1,16.5,20.2,21.2,22.3,19.4,16.4,9.4,8.6
1936,7.6,7,9.6,13.2,14.9,19.1,22.7,22.8,17.8,14.7,10.1,3.4
1937,1.5,6.4,11.7,12.9,15.8,19.5,23.4,22.4,21.9,15.2,11.2,8.1
1938,3.3,4.2,6,10.8,16.4,19.9,23.3,24,18.7,15.1,9.9,7.3
1939,6.8,4.7,7,12.3,18,19.9,22.6,21.8,18.5,16.2,9.1,7.2
1940,2.2,5.8,6.4,11.6,14.9,19.4,22.7,21,18,15.5,12,5.5
1941,5.3,7.9,7.4,13.5,17.2,19.9,21.5,21.6,16.5,13.1,7.1,1.8
1942,0,5.35,4.8,10.3,17.05,21.65,21.35,21.45,18.4,14.35,9.05,4.1
1943,2.1,1.7,3.8,10.6,14.7,18.4,20.7,22,19,16.4,12.7,6.5
1944,3.6,6.6,7.8,11.7,14.4,20.2,22.1,21,19,16.5,11.1,6.6
1945,4.1,2.5,5.4,10.6,18.1,18.9,22.3,23.7,19.6,13.4,10.9,5.7
1946,3.9,5.4,6.8,11.6,16.3,20.9,22.9,23.5,21.3,12.7,12.5,6.4
1947,0.9,6.4,11.1,13.1,16.6,21,22.8,21.5,18.6,12.7,10.8,8.8
1948,8.5,3.9,4.3,10.9,16.1,19.3,22,22.7,18.7,14.4,7.7,1.7
1949,2.4,1.5,4.9,8.6,17.1,19.4,20.4,20.1,16.3,13.9,12.8,7.7
1950,-0.1,2.9,6.5,14.8,16.2,19.7,22,21.1,20.6,13.4,10.2,9.1
1951,6.2,7.1,9.7,13.3,17,19.4,21.8,22.5,19.4,11.5,10.6,4.4
1952,5.6,6.2,7.1,11.4,14.8,18.4,21.2,23.3,21.6,16.1,11.9,9.9
1953,6.2,5.8,3.7,11.2,14.9,20.1,22.2,22.3,18.2,14.4,7.2,1.9
1954,0.2,1.2,7.5,9.6,16.8,21.4,23.6,23.4,20.1,15.7,11.4,6.7
1955,7.5,10,8.4,9.4,16.4,19.9,22.4,20.9,19.1,17.1,10,7
1956,5.3,3.5,3.9,12.4,15.3,19.6,21.9,22.9,17.6,13.2,8.7,4.6
1957,2.7,6.6,6.3,11.5,15,20.3,22.6,23.5,21,16.1,10.4,5.6
1958,4.9,8.3,7.5,11.1,17.7,19.9,21.6,21.9,17.3,13.6,10.3,7.7
1959,5.4,1.5,6.1,11.8,15.2,18.8,22.1,21.7,16,11.5,9.1,8.3
1960,6.1,4.7,6.9,10.6,16.1,19,21.4,21.3,18.1,17.1,12.3,10
1961,3.8,4.2,7,13.7,16.6,20.2,21.7,22.2,17.2,13.9,12.3,6.5
1962,5.2,4.3,9.4,11.5,17.4,19.6,22.2,23.4,19.6,15.5,13.9,6.7
1963,3.4,7.4,5.8,10.3,15.4,20.7,22.9,23.4,20.3,15.2,11.3,6.2
1964,1.1,3.2,7.4,11.5,14.3,19.9,21.4,20.4,17.7,15.5,10.2,7.8
1965,5.2,2.8,7.5,10.3,15.7,20.7,21.4,20.5,19.6,12.1,10.8,8.6
1966,5.2,9,8.4,13.3,16.1,19.6,23.2,23,18.7,18,14.4,7.2
1967,3.3,2,6.6,11.7,16.2,19,22.1,22.6,19.2,15.3,9.8,7.2
1968,2.8,5.2,7.1,13.3,18.7,19.4,22,20.8,18.5,13.5,11.1,6.3
1969,3,5.8,6.5,9.9,17.2,21,20.1,22.1,19.9,13.8,10.5,8.5
1970,6.4,7.6,9.2,14.6,15.7,19.7,23,21.9,18.2,13.3,10.6,5.7
1971,7.5,5.7,8.1,11.3,17.1,20.2,21.3,21.8,19,12.5,10.2,5.5
1972,1.5,3.2,7.2,14.3,16.7,20.8,22.4,22.1,18.7,14,9.4,4.2
1973,2.4,7.5,6,11.5,16.7,18.6,22.3,20.6,19.3,14.9,8.5,5.9
1974,1.4,5.9,7.8,10.3,15.9,20.1,21.4,20.9,18.6,17.8,10.2,5.4
1975,4.1,4.2,10.3,14,16.4,20.6,23,21.6,19.4,14.1,8.9,3.8
1976,3.2,2,5.8,11.9,15.7,18.8,21.6,19.4,17.7,15.1,11.2,6.2
1977,4.5,9.4,7.7,11.8,16.3,19.9,22,22.4,18.4,11.9,12.3,4.7
1978,4.4,7.8,8.7,11.7,16.6,20.2,22,20.3,17.9,14.8,8.6,7
1979,5.2,6.7,10.1,12.1,16.8,21.5,21.2,22.2,19.2,14.2,11,5.8
1980,2.2,3.7,6.4,10.9,16.5,19.9,22.7,21.7,17.3,16.2,11.5,7.5
1981,5,5.4,8.8,11.6,14.3,21,21.5,21.3,19.2,16.7,8.4,9.4
1982,4.7,3.5,6.5,11,15.4,20.2,20.3,21.1,20.4,15.1,9.3,8.1
1983,3.3,4.7,8.2,13.4,17.5,18.9,22,20.3,19.1,13.3,9.2,6.9
1984,6.5,6.3,7.5,9.7,18,19.7,20.9,19.8,20.5,16,10.8,4.9
1985,5.7,0.9,5.8,12.8,18.2,20,20.6,22.8,18.3,12.5,11.1,7.1
1986,6.7,6.1,7.3,13.6,14.6,20.5,21.9,23.7,20,13.8,7.8,5.1
1987,4.7,6.9,3.7,10,15.8,19.9,22.8,20.6,19.5,13.5,10.6,5.9
1988,5.7,6,8.3,11.6,16,20.2,23.4,22.6,19,13.4,6.7,6.2
1989,2.8,5.4,9.8,16,16.1,19.8,22,23.1,19.2,13.6,8.9,5.3
1990,2.6,5.9,9.1,13,15.4,19.8,22.6,21.7,18.1,14.8,12.7,7.7
1991,4.3,4.2,7.3,11.2,15.2,19.9,22.7,22.5,18.5,15.2,10.6,3.1
1992,2.6,2.5,7.1,12.4,15,20.1,20.3,23.2,18.1,17,9.4,3.9
1993,2.8,2.8,7.3,11.4,15.6,20.1,21.5,22.3,19.1,16.4,8.1,7.6
1994,7,5.6,8.4,12.9,17.9,20,23.2,23.1,23.1,17.5,8.9,5
1995,5.7,7.6,8.9,11.7,17.4,22.2,22,22.5,19.7,13.4,7.4,6.3
1996,4.1,6,5.4,10.2,18.8,20.4,23,22.6,18.3,13.5,11.1,9
1997,5.8,4.6,5.8,9.1,17,20.5,22.3,20.3,16.7,13.8,10.6,7.2
1998,5.6,6.4,6.1,14.4,16.5,21.2,23.3,23.9,19.7,16.2,10.9,6
1999,6.1,6.3,8.9,14,17.3,20.7,23.9,23.2,19.7,16.2,10.2,9
2000,1.7,5,7.3,14.3,16.4,19.6,24.3,22.5,19.8,14.4,12.2,7.4
2001,7,7.4,12.8,13.6,16.3,21.6,25,23.8,20.9,15.5,9.8,4.2
2002,2.6,8.3,9.7,11.3,16.9,21.5,24.4,22.8,19.4,15.4,11.4,4.1
2003,7.2,2.4,4.9,10.3,18.4,22.2,23.4,23.9,18.6,15.8,10,6
2004,3.9,5.4,8.5,12.3,16.3,20.3,22.4,22.2,20,16.4,10.8,6.6
2005,6.2,5.6,7.6,12.5,16.5,19.6,23.3,24.1,20,13.6,9.3,7.1
2006,2.8,4.8,8.8,13.2,17.1,21.2,22.5,24.8,19.3,15.8,9.2,5.9
2007,6.7,7,9.5,11.2,19.3,23.2,24.8,25,20.7,16.7,10.5,5.7
2008,2.4,5.1,11.8,15.3,17.4,22.4,23.7,25.1,21.2,16.6,12.2,7.1
2009,6.2,7.1,8.5,12.2,17.9,22.4,23.9,22.9,19.8,17.9,11.2,9.1
