1901,0.4,0.6,3.6,9.5,15.7,16.8,22.4,20.2,16.9,12.9,7.3,3
1902,5,1,4.6,9.2,11.5,18.5,17.1,15.8,14.4,10.7,5.5,1.5
1903,1.7,4.8,6.9,8.1,14.9,18.3,18.9,16.6,16.2,10.5,6.7,1.5
1904,2.3,1.3,3.6,9.5,13.5,17.1,19.8,18.6,15.8,11.2,6.6,5.2
1905,2.8,3.7,5.4,6.5,15.3,20.5,20.2,18.7,15.1,8.5,5.2,4.2
1906,3,2.2,3.9,9.4,15,17.5,18.8,18.6,16.2,11.8,8.9,2
1907,2.7,1.3,5.2,8.7,13.7,15.3,16.9,15.8,14.6,13.6,6,3.1
1908,2.8,4.1,3.2,8.1,12.9,17.6,19.7,17.8,15.1,11.7,6.3,3.5
1909,2.5,1.6,1.7,7.3,11.8,16.1,16.7,16.9,14.5,12.5,6.3,3.6
1910,3.5,3.7,6.1,9.1,15.9,20.1,19.9,18.6,15.9,11.6,4.7,4.4
1911,3.7,4.4,5,9.1,16.8,17.8,19.9,21.8,16.7,11,7.1,4.7
1912,0.5,1,6.1,10,12.1,17,21.8,17.4,13.5,10.5,6.4,6.6
1913,1.5,3.9,6.2,10.6,14.4,17.2,18.7,17.8,16,11.4,9.2,5.8
1914,2.4,5.3,5.5,10.8,13.5,18.2,22,20.3,16.1,10.7,6.5,4.8
1915,1.9,2.4,3.2,9.1,13.7,17.2,17.4,17.9,15.4,9,4.8,1.9
1916,5.5,2.5,2.3,10.1,13.5,15,19.1,17.5,14.7,10.2,7.5,3.4
1917,-0.5,1.4,1,6,15.9,21.3,20,20.2,16,10.1,8.1,3.1
1918,2.1,2.7,5.1,9.8,16.6,15.5,18.6,18.8,14.1,11.6,6.5,4.9
1919,2.7,1.1,3.5,8.4,15.9,16.1,17.8,16.4,16,9.7,2.8,1.8
1920,3.2,5.1,7.5,9.6,14.4,18.4,19.4,17.6,15.3,9.4,6,2.8
1921,5.2,4.3,7.9,11.7,16.3,16.4,18.6,18.5,15.3,12.9,3.3,5.1
1922,0.4,0.3,4.1,7.8,13.2,16.2,17.3,17.1,14.2,9.3,6.6,5.4
1923,5.3,0.9,6.2,8.4,11.8,13.5,20.5,16.7,14.9,11.8,5.4,1.5
1924,0.8,0.9,2.4,6.5,13.8,16,18.5,18.9,16.6,11.8,7.4,5.6
1925,5.2,4.7,4.1,11,16.3,17,22.5,19.5,15,10.3,4.5,2
1926,1.9,1.9,5.8,10.6,13.7,17.7,21.8,19.4,16.3,9.3,7.1,4.4
1927,4.2,3.1,7.2,8.5,12.1,14.6,20.4,20.2,16.2,11.4,4.5,-1.4
1928,2.2,3.8,4.9,10.1,14.3,14.9,17.3,18.3,16.1,11.7,8.5,3.2
1929,-0.1,-3.6,4.7,7,14.9,15.5,18.7,18.7,17.1,12.4,7.5,6
1930,5,2.4,5.8,10.4,14.5,20.1,20.2,19.9,16,12.2,8,4.1
1931,2.9,1.3,2.3,8.6,15.8,15.6,19.5,19.5,14.1,11.2,7.1,5.1
1932,5.8,4.4,3.9,9.5,15.1,18.3,22.5,20.6,16.5,10.5,7.5,4.9
1933,1.8,2.7,6.1,10.3,15.7,21.4,21.7,20.2,17.5,12.2,5.8,2.9
1934,3.9,5.5,5.8,10.7,14.5,17.9,20.9,19.5,18.6,12.6,8,6.2
1935,3.3,4.3,5.4,10,14.7,18.6,19.8,19.7,16.4,11.8,7.3,2.8
1936,4.1,1.3,4.8,7.2,15.4,20.3,20.8,19.8,16.5,11,7.5,5.7
1937,0.9,2.1,3.1,9.6,16.3,18,20.9,21.8,16.7,12.8,6.4,1.3
1938,3.8,4.6,8.2,10.4,14.1,16.4,19.5,21.8,17.8,11.8,9.8,0.9
1939,2.8,5.1,5,10,15.5,19,19.7,21.6,17.9,9.3,7.4,2.5
1940,-1.4,-4.3,2,7.9,16.1,20.4,19.8,17.5,14.2,9.9,7.6,2.5
1941,-3.6,-1.3,2.7,7.2,14,19.1,23.2,18.2,15.7,10.8,4.1,5.2
1942,-4.7,-3.6,-0.7,9.7,14.4,15.5,18.1,19.8,15.8,12.6,7.7,5.2
1943,1.1,5.8,7.9,10.4,15.7,18.6,19.9,19.1,16.8,12.6,6.8,4.5
1944,5.4,3,5,9.4,13,16.4,20.8,22.5,15.7,11.5,6.8,3.7
1945,1.2,3.5,8,10.7,15.6,17.9,21.2,20.6,17.2,13.7,6.8,4.2
1946,2.1,3.4,3.4,11.4,16.3,16.3,20.9,19.4,16.9,9.8,6.8,2.3
1947,-1.3,-3.6,0.9,8.2,18.4,20.2,21.3,23.4,19.5,12.4,7.1,4.2
1948,2.2,2.3,7.3,13.1,16.4,18.9,20.8,19.6,16.5,11.7,7.8,5.5
1949,5,5.8,5.4,10.8,15.2,17.4,20.5,19.2,19.5,13.9,7.6,5.9
1950,1.7,3.3,7.2,10.1,16.2,18.6,19.8,20.9,15.8,11.1,6.4,1.5
1951,1.8,2.2,2.7,8.9,14.9,18.2,18.1,19.7,17,12.2,8.6,7.1
1952,2.6,3.9,3.7,12.3,15.4,15.8,20.2,19.5,14.5,9.7,4.6,2.9
1953,3,1.4,6.6,10.7,15.9,21.4,20.1,19.3,16.4,12.7,9.2,5.2
1954,2,-1.3,3.9,9.6,17.8,18.2,17.8,18,15.8,12.3,6.6,5.5
1955,1.4,0.2,2.8,8.2,12.1,16.9,22.8,23,17.9,11.6,8.4,3.8
1956,2.1,-3,4.1,8.8,14.6,16.6,20.8,16.9,17.2,11.4,6.4,4.9
1957,4.1,4.2,6.4,10.8,13.4,18.2,19.9,18.9,14.5,12.4,6.7,4.2
1958,1.7,1.6,1.9,7.5,12.6,18,19.7,18.4,18.2,13.2,8.1,4.4
1959,3,2.9,7,11.6,16.6,19.3,22,21.4,17.2,13.5,7.4,3.9
1960,2.1,1.3,5.3,10,15.4,18.4,17.9,19.2,16.4,10.1,7.5,3.9
1961,2,4.9,7.4,12.1,14,18.3,17.7,17.7,17.5,13.4,7.1,2.6
1962,4,4,3.3,9.6,12,16.1,17.7,16.7,15.1,12.6,5.9,2.2
1963,-1.8,-2,2,8.5,14.2,18.4,19.3,18.8,15.8,11.6,8.4,2.8
1964,3.2,3.1,2.5,10.7,15.2,16.9,17.4,18.2,16,11.1,8.2,4.4
1965,3.5,3.4,4.9,9,12.7,17.1,17.3,18.3,16.5,12.7,4.2,2.4
1966,-0.4,0.3,5,6.4,15.4,19.3,18.9,18.3,16,12.4,6.1,3.7
1967,2.5,4.4,7.2,9,14.4,17.4,20.2,19.6,17,12.9,7.9,4.4
1968,1.9,2.2,6.3,11.8,13.9,20.1,19.3,21.8,17.1,12.5,6,1.3
1969,1.9,-0.3,3.1,9.5,12.5,19.5,20.5,23,17.9,13,7.1,-0.2
1970,-1.1,-0.5,2.6,6.1,15.2,22.2,18.5,20.5,15.6,12,7.6,4.7
1971,2.7,4.5,4.4,9.1,16.1,17.4,19.9,20,16.4,12.7,7.2,6.8
1972,-0.3,1.4,5.9,9.5,15.5,17.2,21.7,19.7,15.2,11.8,7.8,5.4
1973,3.8,4.8,7.8,9.1,14.1,18.8,21.6,19.8,15.9,10.5,6.3,4.1
1974,4.4,5.2,6.8,12.7,14.9,18.2,17.1,19.4,16.2,9.7,7.2,6.7
1975,6.5,4.1,5.5,8.2,14.7,18.8,20.1,23.3,17.6,11.3,7,6.6
1976,3.3,2,3.1,9,15,18,22.4,21.9,15.6,11.1,7.7,2.4
1977,1.2,1.4,6.2,7.6,15.4,18.2,18.8,19.2,15.6,12.8,8,4.8
1978,3.2,0.4,4.7,8.6,16.3,18.5,17.6,18.8,14.4,12.6,9.4,0.6
1979,-1.5,-0.8,3.1,7.6,13.3,17,16.6,18.3,16,10.7,7.2,4
1980,0.5,0.9,3.1,10.2,15.9,18.6,19.5,18.3,16.8,10.7,6.3,5
1981,2.6,2.2,4.9,9.9,17.1,16.1,18.2,18.7,17.2,10.6,7.5,-0.8
1982,-1.2,1.5,5.8,9.8,14,18.5,21,21,16.4,12.4,8.8,5.2
1983,6.6,2.4,5.7,9.5,13.2,17.8,21,20.5,15.8,12.5,7.3,4.5
1984,2.7,1.9,3.2,9.9,15.8,16.4,18.1,20.7,15,13.1,7.6,4.4
1985,-2.4,-0.8,3.5,7.6,16,16.7,19.4,18.6,14.8,13.1,4.4,4.5
1986,0.9,-1.7,3.9,8.2,14.5,18.5,18.6,18.2,14,12.1,9.3,4.6
1987,-1.3,1.9,1.5,9.8,12.4,14,18.3,17,15.8,11.9,7.5,5.2
1988,5.3,4.5,4.5,8.8,17.3,19.4,19.6,18.6,16.6,11.5,7.2,6.3
1989,6.8,6.7,8.2,9.5,15.5,19.5,21,18.6,17.5,13.1,7.9,5.4
1990,5.8,7.4,9.1,12,16.8,17.7,19.4,20.9,15.2,12.6,6.8,5.1
1991,4.1,1.1,7.1,10.4,13,14.8,22.2,20.5,17.5,12,7.2,6.2
1992,5.5,5.7,6.9,9.2,18.2,22.6,21.4,19.4,16.5,9.8,7.7,4.8
1993,4.2,4.1,6.3,11.6,17.7,17.1,17.3,17.5,14,10.3,3.8,4
1994,4.4,0.7,5.6,10.9,15.7,16.1,24,20.6,15.4,10.9,8.9,6.7
1995,3.2,5.9,5.9,10.2,14.3,17.6,21.7,22.6,16.5,14.3,6.9,1.8
1996,-0.5,-0.6,3.1,10.8,11.6,16.6,18.5,22,15.6,12.5,6.7,2.3
1997,1.6,4.4,6.4,9.3,13.4,19.4,22.4,24.3,16.7,11.4,6.1,4.1
1998,4.6,6.2,7.1,9.6,16.6,17.5,17.8,17.8,16.1,10.9,3.9,3.3
1999,4.1,4,6,11.5,14.9,16.7,21.4,20.9,19.7,12.2,8.4,4.8
2000,5,5.8,6.4,11.7,17.2,17.1,18,18.5,16.5,13.4,8.8,5.7
2001,3.4,2.6,3.6,9,15.7,16.4,21.1,20.7,15.3,14.3,8.5,3.1
2002,5.3,6.7,7.5,11,16.5,19.5,20.3,23.2,18.1,10,6.3,2.1
2003,2.9,1.2,6.6,11.4,15.4,19.8,22.2,22.4,17.9,10.1,9,6.4
2004,2,4.4,6.8,11.7,16.3,17.4,19.2,21.6,17.3,11.9,7.9,5.9
2005,5.5,2.1,4.6,11.5,15,18.2,20.9,19.1,17.9,14.1,8.4,4.8
2006,1.4,2.7,2.2,9.8,15.9,19,24.1,21,19.7,14.9,10.7,8.9
2007,7.4,4.4,8.9,14,15.8,19.9,19.4,20.6,16,12,7.6,5.7
2008,6.2,6.7,6.2,10.9,17.8,19.8,21.6,20.2,16.3,12.2,8.2,4.6
2009,3.1,2.6,6.8,13.5,16.3,18.1,21.3,21.5,17.9,10.8,9.7,2.9
