1901,3.2,0.3,3.8,8.8,12.2,14.7,18.1,16.8,14.8,10.4,5.2,4.2
1902,4.8,1.8,6.7,8.7,8.5,13.6,15.6,15.3,14,9.6,6.7,3.6
1903,3.9,6.3,7.1,5.6,11.9,13.3,15.7,15.4,14.9,11.9,7.1,2.5
1904,2.8,3.8,4.1,9.1,12,14,18.3,16.6,13,10.5,5.9,5.3
1905,2.5,4.5,7,7.4,10.9,15.3,17.7,15.7,13.6,7.4,5.6,4.8
1906,5.1,3.3,4.9,7.7,11.4,14.2,16.5,17.3,14.7,12.9,8.6,2.5
1907,3.3,1.9,6,7.4,11.6,13,14.7,15.8,15.2,11.5,7.7,5.3
1908,1.1,4.9,3.8,6.6,12.9,15.5,16.2,15.4,14.2,11.7,6.2,3.2
1909,2.4,2.1,3.8,9.4,11.4,12.7,14.2,16.3,13.3,11.7,5,4.6
1910,4.2,5,5.8,7.4,11.2,14.7,14.6,15.9,13.9,11.8,5.3,6.9
1911,2.3,4.4,5.6,7.2,13,14.6,18.6,19.5,16,10.8,6.9,7.1
1912,4.3,6,7.7,8.7,12.3,14.3,17,13.8,11.5,9.4,6.4,6.5
1913,5.2,4.3,7,8.3,11.8,14,14.6,15.9,14.7,11.8,9.9,4.8
1914,1.2,6.2,6.7,10.5,11.1,13.8,16.1,17.3,14.5,10.4,6.6,6.4
1915,4.4,4.2,4.9,7.8,12.6,15.3,15.3,15.9,14.1,9.1,4.2,7.2
1916,7.3,4.2,4.6,8.4,12.4,11.9,15.1,16.7,13.8,11.1,7.2,4.3
1917,1.2,-0.2,3.1,4.9,13.9,16.3,16.4,15.8,15.2,9,8.5,1.7
1918,3.2,5.2,5.5,7.2,13.4,13.4,16.2,16.8,13.8,9.7,6.1,7.6
1919,3.2,2.2,4.9,6.5,13.6,14.6,13.7,17.1,14.9,8.1,4.2,6.1
1920,5.3,6.1,7.6,8.7,12.7,14.6,15.5,14.7,14.1,10.8,5.4,4.1
1921,7.1,4.4,7,8.5,12.4,15.3,19,16.9,15.6,14,3.9,5.5
1922,3.7,4.1,5.6,6.6,13.2,14.7,14.7,15.2,13.2,8.2,6.1,5.7
1923,5.3,5.5,7,8.1,10.5,11.9,18.2,16.7,14.3,11.6,4.9,3.9
1924,3.9,2.5,4.9,7.4,12.8,14.2,15.9,14.4,14.4,11.6,7.4,5.3
1925,5.2,5.4,4.1,8,12.1,15,16.9,16.3,12.5,11.5,4.7,3.9
1926,4.3,7.6,6.6,9.2,10.6,13.1,17.1,17,16.1,10.3,7.9,3.6
1927,5,4.3,7.4,8.6,12,13.2,16.4,16.5,14.3,11.3,6.3,2
1928,5.3,6.4,6.2,8.8,10.8,13.9,17.5,17,14.5,11.1,9,4.6
1929,0.6,-1.5,5.8,6.2,12.2,14.1,17.4,16.8,17.5,11.3,7.6,7
1930,6.4,2.8,6.1,9,11.2,16.4,15.8,16.9,14.9,11.9,8.4,4.7
1931,4.5,3.7,4.1,7.6,12.1,15,15.9,15.6,12.6,10.4,8.1,5.1
1932,5.8,2.7,4.6,7.2,10.8,14.5,16.6,18.6,15.5,10.5,7,5.1
1933,2,4,7.5,8.6,11.8,14.7,17.7,18.2,15.8,11.5,5.8,-0.1
1934,3.8,3.4,5.5,9.2,11.6,15.5,18.1,16.6,16.3,12,6.9,8.3
1935,4.5,5.5,5.7,8.2,10.6,15.5,17.8,17.2,15.1,10.6,7.9,4.2
1936,5.9,3.4,7,6.7,12.1,15.3,15.8,16.8,15.3,10,6.6,4.9
1937,5.1,6.5,4.6,9,12.9,14.9,16.6,17.4,14.6,11.8,6.4,3.6
1938,5.7,4.4,8.3,7.3,10.6,14.8,15.7,17.3,15.4,11.2,9.7,3.1
1939,5.3,4.9,5.7,9.1,11.1,15.3,16,17.2,15.4,9.4,9.2,3.2
1940,-1.7,2,6,8.7,12.5,16.1,15.7,16,14.2,10.2,7.9,2.8
1941,0,3.45,5.9,6.9,9.35,15.45,17.95,15.45,15.05,11.2,6.35,5.9
1942,-0.6,-1.3,4.8,9.4,11.4,14.6,16,17.5,15.5,12.5,6.6,5.9
1943,5,5.7,7.2,10.7,12.7,14.3,17,16.9,14.4,12,6.4,3.1
1944,6,2.9,4.5,9.5,11.4,13.8,16.5,18.5,13.8,10.1,7.3,4.3
1945,-1,7.2,8.1,10.5,13.4,16.2,18.3,16.8,15.7,12.9,6.7,5.5
1946,2.1,6.2,5.2,9.9,11.9,13.3,16.8,15.8,15,10.9,8,2.2
1947,1,-2,4.6,9.2,13.6,16,18,20.3,17.4,11.8,8.4,4.2
1948,6.4,4.3,8.7,9.6,12.8,14.5,16.3,16.3,14.9,10.9,7,5.3
1949,5.1,5.2,5.3,11,11.3,15,18.8,18.2,18.3,13.1,6.9,5.8
1950,3.2,6.4,7.3,7.8,12.9,17.1,17.9,17.2,14.2,10.9,7.5,1.7
1951,4.8,4.3,4.7,7.2,10.4,13.8,16.3,15.5,15.3,10,9.3,5.5
1952,3.4,3.1,6.7,10,13.3,15,17.2,17,11.7,9.8,4.8,3.5
1953,2.1,3.7,6.4,8.4,13,13.9,15.8,16.9,14.8,11.5,7.6,7.3
1954,2.1,1.4,6.4,7.3,11.7,13.7,14.3,15.3,13.9,12.7,8.1,7
1955,3.1,2.1,3,8.9,10.2,14.2,17.2,18,14.9,10.2,7.7,6.5
1956,4,-1.4,6.2,6.5,12.4,12.3,15.8,14.2,15.5,10.5,6.2,6.6
1957,4.6,6.4,9.2,8.4,10.4,15.6,16.8,15.7,13.7,11.4,7.2,4.4
1958,4,5.7,3.8,7,12.1,13.7,16.2,16.5,16.2,11.5,6.9,5.8
1959,3.1,3.6,7.5,9.5,12.8,15.5,18.4,18,16.7,13,7.3,6.5
1960,4.3,4.4,6.8,8.8,13.1,15.8,15.2,15.8,13.9,11.3,8.7,4.4
1961,3.9,7.3,7.7,10.7,11.2,14.8,15.9,16.6,17,12.1,6.8,3.6
1962,4.7,4.3,2.8,7.6,9.8,13.3,15.1,15.6,13.8,11.5,6.2,1.8
1963,-2.3,-1.3,5.5,8.3,10.4,14.6,15.6,15,14.2,10.9,9.3,1.6
1964,2.2,4.7,4.2,8.1,13.3,14.5,16.8,16.6,15.3,9.2,7.6,3.8
1965,3.8,2.9,5.5,7.8,11.4,14.1,14.6,15.5,13.3,11.3,5.3,5.9
1966,2.1,6.6,6.2,8.6,11.3,15.7,15.2,15.5,14.9,12,6,6.1
1967,4.3,5.9,7.2,7.6,11.3,13.9,17.6,16.5,14.8,12.4,6.3,4.5
1968,3.9,2.9,6.5,8.3,10.3,14.5,15.5,16.4,15,13.2,6.5,2.4
1969,5.6,2,4.5,7.8,11.8,14,17.3,16.9,15.4,13.3,7.4,2.2
1970,4,3.7,3.9,6.5,12.4,16.4,15.7,16.7,15.5,11.7,8.8,4
1971,4.1,4.8,4.4,8.1,12.5,13.2,17.3,16.8,14.6,11.8,6.6,6.3
1972,3.4,4.7,7.1,8.3,10.7,12.2,16.2,15.7,12.8,10.7,7.3,5.6
1973,4.1,4.1,5.9,7.1,11.7,15.3,16.2,18.1,15.7,10.4,6.8,5.1
1974,6.7,5.9,6.1,8.8,11,14.2,15.3,16.3,13.5,8.3,7.9,8.2
1975,7.4,5,5,7.7,10.3,14.4,17.3,19.1,15.2,10.1,6.7,4.3
1976,5.4,4.2,4.6,7.8,12.8,17.8,19.3,18,14.7,12.2,7.2,2.8
1977,3.8,6,7.4,7.1,11.1,13.1,16.3,15.8,14.1,12.8,7.8,6.4
1978,3.8,2.8,6.7,6.8,11.5,13.9,15.2,15.3,14.6,12.1,7.9,4.6
1979,0.3,1.6,5.1,7.7,10.6,14,16.2,15.4,14.3,12.3,7.3,6.7
1980,2.1,6,5.6,8.2,11.1,14,15,16.9,15.7,10.3,6.3,5
1981,4.5,2.9,8.6,8.3,11.9,13.5,16,17.1,15.2,10,8.1,2.4
1982,3,4.5,5.9,8.1,12,16,17.8,16.8,16.2,11.1,9,4.9
1983,6.7,2.1,6.1,7.6,10.3,15.3,19.8,18,14.9,11.4,7.8,5.4
1984,4.9,3.8,5,8,9.8,14.3,16.5,17.8,14.4,11.9,9.8,5.6
1985,-0.4,1.5,4.2,8.5,11.7,13.4,17,15.6,15.5,11.7,4.5,6.7
1986,3.9,-1.5,4.5,6,11.7,15.7,16.8,15.5,12.4,12.6,8.7,6.3
1987,-0.5,3.4,3.8,10.3,10.3,13.5,16.5,16.5,15.7,11.7,7.4,5.5
1988,6.6,5.2,6.5,8.6,12.9,14.3,15.5,16.7,14.7,12.1,6.5,7.8
1989,5.4,5.9,8.5,7.1,14.2,15.2,18.5,17.9,16.3,13.2,7,6
1990,6.3,8.4,8.4,8.4,13.6,14,17.3,19.4,14.4,13.1,7.8,4.9
1991,4.5,1.1,8.8,8.1,10,12.5,17.7,18.4,16.3,11.1,7.3,4.5
1992,3.9,5.3,7.3,8.5,14.2,15.5,17.4,17.5,14.7,8.8,8.8,4.9
1993,6.7,3.8,6.4,10.5,13.1,15.7,16.1,15.6,13.5,10.2,4.8,6.5
1994,5.9,4,8,8.2,11.5,15,19.8,17.6,14.1,10.9,11.4,6.9
1995,5.4,7.6,5.9,9.1,12.4,14.4,19.7,20.1,14.6,14.3,8.4,2.9
1996,4.4,2.7,4.6,9.2,9.9,15.3,16.9,17.1,14,12,6.7,3.1
1997,1.7,7.1,8.7,8.6,12.3,15.2,17,20.5,15.5,11.4,9.2,6.7
1998,5.9,6.7,8.1,8.7,14.3,15,16.1,17.5,15.8,11.7,5.8,6.1
1999,6.5,5.1,8,9.8,14,14.6,18.8,18,17.7,11.9,7.7,5.8
2000,5.1,6.8,7.7,9,13.5,15.6,15.6,18.2,16.4,12.2,8.7,7.1
2001,4.5,5.6,6.5,7.9,13.3,14.9,17.8,18.2,14.3,14.6,8.1,4.2
2002,5.8,7.9,8.1,9.7,12.2,15.4,16.7,18,15.4,11.5,9.7,5.8
2003,4,3.9,8.1,9.9,12.7,17,18.4,19.5,15.7,9.7,8.9,5.7
2004,5.4,5.6,6.6,9.9,12.1,15.9,16.8,18.5,16.3,12.1,8.1,5
2005,6.2,3.9,6.8,9.7,11.9,16.4,17.5,16.8,16.5,14.3,7.6,4.8
2006,3.7,3.6,5.2,8.8,12.7,15.9,20.5,17.1,18.1,14.5,9.9,7
2007,7.8,7.2,8.3,11.9,13.4,16.1,16.3,16.8,14.8,11.4,8,5.3
2008,7,6.1,6.9,8.8,14.7,15.1,17.3,17.2,14.4,11,8,3.9
2009,2.5,4.2,7,10.6,13.4,15.5,17.4,18.4,15.9,12.3,10.1,4.2
