1901,0.4,-0.3,3.5,8.6,11.6,14,18.3,16.8,15.1,10.9,5.9,3.5
1902,4.9,0.2,5.1,7.8,9,15.1,14.9,14.5,13.2,9.2,4.6,1.7
1903,3.1,5.7,6.9,5.5,12.1,13.6,15.3,15.2,14.6,11.3,6.3,1.9
1904,1.4,2.9,3.6,9,11.5,13.7,17.3,16,13,9.8,6.1,4.8
1905,2,3.9,5.9,6.1,11.2,16.2,17.5,16.1,13.3,7.2,4.6,3.4
1906,4,3.3,4.3,7.3,11.6,13.6,16.6,17.3,15.2,12.2,8.6,2.2
1907,2.7,1.4,4.9,7.5,12,13.6,14.3,15.5,14.2,11.9,6.7,4.2
1908,0.7,4.1,3.6,6.1,11.9,15,16.5,15.7,14,10.4,5.2,2.4
1909,2.1,1.2,2.3,7.4,10.6,12.7,14.6,15.6,13.3,11.5,6,3.7
1910,4.1,4.3,5.5,7.5,11.9,15.8,15.2,16.5,14.1,10.7,4.5,5.7
1911,3.2,4.3,4.7,6.6,13,14.7,17.5,19.1,15.2,10.2,6.6,5.2
1912,1.5,3.1,7.3,8.3,11.1,14.7,18.6,14.8,11.6,8.9,6.5,6.5
1913,2.4,4.1,6.5,8.1,12,14.2,14.5,15.6,14.6,11.2,9,6.3
1914,1.9,5.8,6,9.8,11.1,14,17.7,17.7,14.7,10.5,6.1,5.4
1915,4,3.4,4.2,7.3,11.1,14.4,15.7,16,13.9,8.5,3.8,4.7
1916,6.3,3.3,3.9,8.4,12,12.4,14.8,16.2,13.7,10.7,6.7,3.4
1917,0.4,-0.4,1.6,4.4,12.4,17.3,16.6,16.7,15,9.2,7.7,2.1
1918,3.1,3.9,4.8,7.5,13.1,13.5,16,16.4,13.5,10.3,5.7,6.2
1919,2.4,0.9,3.8,6.6,12.6,13.9,13.8,15.7,14.5,8.3,2.5,3.6
1920,4.3,5.8,7.6,9.2,12.7,15.3,16.3,15.1,13.7,8.8,4.1,2.4
1921,6.1,4.3,7.3,8.7,12.8,14.2,17,17.2,14.8,13.3,2.4,4.2
1922,0.6,1.3,4.4,6.4,12.1,14.4,15.2,15.3,13.1,7.8,5.9,5.7
1923,5,2.4,6.1,7.2,10,10.9,18,16.1,13.5,11.2,4.7,1.6
1924,0.4,1.3,3,5.8,11.8,14.2,16.4,15.1,14.5,10.8,6,4.8
1925,4.9,5.3,4.2,7.7,13.1,14.6,18.2,16.6,12.5,10.5,4.4,2.1
1926,2.2,4.9,6,9.2,10.7,14,17.4,16.8,15.4,9.1,6.4,4.5
1927,4.6,3.7,6.8,7.7,10.5,12.9,16.8,17.3,14.5,11.2,4.6,-0.8
1928,3.4,5.1,4.4,8.2,10.7,13.4,16.5,16.4,13.9,10.6,8.5,3.4
1929,-0.3,-4.6,2.7,5.1,11.4,13.2,16.5,16.6,16.3,11.3,6.6,5.5
1930,5.2,2.2,4.7,8.4,11.4,16.6,16.5,17,14.6,11.1,7.7,3.3
1931,3.5,2.4,2.8,6.9,12.2,14.3,16.6,16,12.7,10.2,6.7,4.9
1932,5.1,3.2,3.7,7.1,11.6,14.6,17.6,18.4,15.2,10,6.2,4.3
1933,1.1,3.4,6.6,8.1,11.7,15.6,17.9,17.9,15.7,11.3,5,-0.2
1934,2.9,4.2,5.3,9,11.5,14.5,17.1,16.9,16.2,12.1,7,6.9
1935,4.1,5.1,5,7.7,10.4,15.5,17.3,17.3,14.9,10.8,7.4,3.6
1936,4.9,2.8,6.2,6,11.9,15.5,16.5,17,14.8,10.1,6.3,4.8
1937,2.4,4.5,3.8,8.1,12.8,14.9,16.7,17.4,14.1,11.7,5.9,2.5
1938,4.8,4.3,7.4,7.3,11.1,14.6,15.9,18.2,15.7,10.8,9.3,1.3
1939,4,4.5,5,8.2,11.5,15.1,16.9,18.1,16,8.2,7.3,2.5
1940,-3.5,-1.9,3.8,7.4,12,15.7,16.2,15.6,13.6,9.1,7.5,2.6
1941,-2.4,0.9,3.9,6,9.4,15.1,18.4,15.6,14.3,10.9,4.2,5.8
1942,-3.8,-2.7,1.3,7.5,10.9,13.6,15.7,17.7,15.1,12.3,7.2,5.4
1943,3,5.6,6.7,9.4,12.7,14.9,16.7,16.9,14.6,11.2,6.1,3.3
1944,5.6,3.3,4.5,8.4,10.9,13.3,16.6,18.6,13.7,10.3,7,3.5
1945,-0.8,6.1,7.3,9.5,13,15.2,17.7,16.7,15.2,12.6,5.9,4.4
1946,1.2,5,3.6,9.2,12.1,13.8,17.2,16.1,14.7,10,6.8,1
1947,-1.2,-4.5,1.8,7.3,13.7,16.5,18.4,19.3,17.3,10.5,7.8,5
1948,4.7,3.4,5.9,9.6,12.3,15,16.5,16.5,15,10.9,6.4,4.6
1949,4.6,4.9,4,9.4,11.2,13.8,16.7,17.1,17.5,12.7,6.4,6.1
1950,2.2,5.4,6.8,7.7,11.9,16.1,17,17.6,13.9,10.1,6.2,1.3
1951,3.7,3.9,3.9,6.8,11.4,14.3,16.2,16.5,15.4,9.9,8.5,6.1
1952,3.5,3.6,4.6,9.2,12.7,14.4,17,17.2,12.6,9.1,4,2.8
1953,2.8,2.5,4.9,7.9,12,15.5,16.8,16.8,14.6,12.1,8.6,6.1
1954,1.6,-0.9,4.8,6.5,12.4,14.6,14.7,15.9,14.1,12.3,7.4,6.3
1955,1.2,0.8,2.1,7.1,9.5,13.3,17.1,18.4,15.6,10.6,7.7,5.5
1956,3,-4.2,4.4,5.5,11.1,12.9,16.1,14.5,14.8,10.8,6.1,5.5
1957,4.4,5.3,7.6,8.3,10.6,15.5,17.3,16.4,13.4,11.7,6.7,4
1958,2.9,3.8,2.4,5.9,11.3,14,16.5,17.2,16.2,11.8,6.3,5.7
1959,2.8,2,6.7,9.5,12.7,15.4,18.2,18.4,16.1,12.1,5.9,4.5
1960,3.6,3.3,5,8.3,12.3,15.6,15.6,16.3,14.4,11,7.8,4
1961,2.5,5.9,7.3,9.8,11.2,15,15.6,16,16.3,12.4,6.1,2.3
1962,4.2,3.9,2.5,7.2,9.7,13.3,14.5,15.3,13.5,11.8,4.9,0.9
1963,-4.2,-3.4,3.5,7.9,10.5,14.9,16,15.9,14.2,10.3,8.5,0.7
1964,1.5,3.5,2.3,8,13.3,14.9,16.3,16.5,14.8,9.1,6.9,3.8
1965,3.5,3.3,4.1,7.3,11.2,14.3,14.9,15.7,13.8,11.1,3.3,4.8
1966,0.6,2.8,5.6,7,12.5,16.1,15.7,15.9,14.5,11.6,5.5,5
1967,3.8,5.3,7.2,7.4,12.2,14.1,17.5,17.1,15.1,12.3,6.6,5
1968,2.5,2.4,6,8.9,10.8,15.2,16.1,17.1,15.2,12.3,5.6,0.7
1969,4.4,0.8,1.6,6.9,11.6,14.9,17.6,18.3,15.6,12.9,7.3,-0.2
1970,0.3,1.6,3.5,5.9,12.4,16.7,15.8,17,14.7,11.4,7.8,4.3
1971,2.7,4.6,3.8,7.3,12.9,13.6,17.2,17.4,14.5,11.6,7.1,6.5
1972,0.6,3.3,6,7.7,11.7,13.4,16.9,15.8,12.5,9.8,7,4.2
1973,3.7,4.1,5.9,6.3,11.5,14.9,16.8,16.7,14.4,9.3,5.9,3.7
1974,5.2,5.2,5.4,8.3,11.3,14.2,15.2,16.3,13.2,8,6.8,7.3
1975,6.6,3.3,4.7,6.7,10.2,14.2,16.9,19.1,14.8,9.3,6,5.6
1976,4.2,2.4,3,7,12.2,16.3,18.2,17.6,13.6,10.8,7,2.2
1977,2.4,4.4,6.7,6.4,11.3,13.4,16.1,16,13.6,11.7,7.5,5
1978,3.8,1.2,6.2,6.8,11.5,14.4,14.9,15.6,14,11.6,7.8,1.5
1979,-2.5,-0.9,4,7.1,10.7,14.1,15.1,15.2,13.8,10.5,6.4,5.8
1980,0.5,4.3,4.6,7.9,11.6,14.5,15.4,16.6,15.2,9.9,5.4,4.6
1981,3.3,2.1,7.1,7.6,13,13.8,15.9,16.5,15.1,9.3,7.2,-0.2
1982,0.9,3,5.1,7.1,11.8,15.8,17.9,17.2,15.2,11.3,8,4.1
1983,6.3,1.3,5.6,8.1,10.7,15.2,18.1,17.4,14.1,11.2,6.8,4.2
1984,3.8,2.4,4.1,7.5,10.5,13.1,15.3,17.6,13.7,12,7.9,5.1
1985,-2.1,-0.1,4,7.8,12.4,13.2,16.4,15.7,14,11,3.1,5.9
1986,2.4,-3.3,3.3,5.8,12.1,15,16.2,15.4,12,11.4,8.4,5.5
1987,-1.7,2.1,1.7,9.3,9.5,12.8,16.4,15.8,14.3,10.9,7.6,4.8
1988,6,5.2,5.3,7.9,13.6,14.2,15.9,16.2,14.2,10.9,6.5,7
1989,5.7,5.9,7.9,6.7,13.3,15.4,17.2,16.8,15.6,12.5,5.8,5.1
1990,6,7.7,8.2,8.4,13.1,14.7,16.3,18,13.6,12.1,6.6,5
1991,3.8,-0.2,8.5,8,9.5,12,18.4,17.9,15.1,10.8,6.3,5
1992,3.6,5.3,6.7,8.1,14.8,16.6,17.5,17.4,14.9,8.5,8.4,4.7
1993,5.4,3.2,5.7,10.4,13.7,14.8,15.4,15.1,13.4,9.5,3.2,5.4
1994,5.4,1.6,6.9,7.8,11.8,14,19.8,17.5,13.8,9.8,9.3,6.3
1995,4,6.6,5.8,8.5,12.4,14,18.6,19.2,14.6,13.1,6.9,-0.8
1996,-1,-0.1,2.7,8.3,9.9,14.3,15.9,17.8,13.3,11.4,6.4,1.2
1997,-0.7,5.3,6.9,7.5,11.8,15.3,17.3,20.5,14.9,10.3,6,4.9
1998,4.9,6.6,7.3,8.9,13.8,15.3,15.9,16.2,14.7,10.2,3.9,4.5
1999,5.1,4.1,6.9,9.5,13.2,14.7,18.2,17.7,17.4,11.3,7.5,5.4
2000,5.1,6.1,6.8,9.3,13.8,15.1,15.1,17.2,15.5,11.6,8,5.4
2001,3.1,4.2,4.5,7.9,12.8,14.3,18.3,18.4,13.9,14.4,8.3,4.2
2002,4.9,7.1,7.3,9.3,13.2,16.2,17.2,19.3,15.6,9.6,7.4,2.2
2003,3.2,2.2,7,9.6,12.9,17.1,18.6,19.1,15,8.5,7.9,5.2
2004,4.2,5.1,6.1,10.3,12,15.1,16.6,18.8,15.4,11.6,7.3,4.8
2005,5.8,3.3,5.8,9.7,11.9,15.5,17.1,16.2,16,13.5,7.9,5.1
2006,2,3.4,3.5,8,13.8,15.7,21.2,17.1,17.9,14,9.9,7.7
2007,7.5,6.1,8.2,11.2,13.1,16.6,16.6,17.2,14.5,10.7,7.5,4.7
2008,6.3,5.6,6.1,8.6,14.6,16,18.1,17.5,14.4,10.6,7.3,3.4
2009,2,3.4,6.2,10.9,12.9,15.2,17.8,18.7,15.6,10.8,9.3,3.1
