1901,2.8,0.4,4.8,10.6,13.9,17.4,19.7,18.8,15.8,10.4,3.9,3.5
1902,3.9,2.9,7.9,10.7,10.3,15.3,18.5,17.4,15,10,6.2,3.1
1903,3.9,6.2,7.9,7.4,13.3,15,17.7,17.2,15.7,12.5,6.7,2
1904,2.7,4.7,5.3,10.5,14,16.2,20.7,18.5,13.8,11.1,4.6,4.8
1905,1.6,4.3,7.8,9.4,12.2,16.6,20.1,17.4,14.4,7.7,5,3.4
1906,4.9,3.6,5.8,9,13,16.4,18.7,19.1,15.8,13.1,7.4,1.9
1907,2.4,2.1,6.8,8.7,13.1,14.9,16.5,17.7,16.6,11.6,7.5,5.5
1908,0.8,5.1,4.9,8.3,14.6,17.2,18.1,17.1,14.8,12.2,5.8,3.1
1909,1.9,2,4.9,11.1,13.3,14.3,16,18.1,14,12.3,4.1,4.3
1910,4.1,5.7,6.6,8.6,12.1,16.2,16.3,17.3,14.4,11.9,5.9,6.2
1911,1,4.4,6.6,8.5,14.2,16.6,21.3,21.4,18.1,11.5,6.6,6.9
1912,4.8,7.1,8.7,9.9,14.3,15.6,17.9,15.1,12.3,9.9,5.5,5.7
1913,6,4.5,8.1,9.5,13.2,15.8,16.7,17.7,15.6,12.2,9.5,3.5
1914,0,6.75,7.95,11.85,12.75,15.4,17.4,18.75,15.45,10.3,5.9,5.95
1915,3.8,4.7,5.6,8.9,14.7,17.5,16.9,17.4,14.9,9.2,3.9,7.4
1916,6.9,4.8,5.7,9.7,14.1,13.6,17.2,18.6,14.6,11.4,6.6,3.9
1917,0.6,0.5,4.5,6.7,15.8,18.1,18.2,16.8,16.1,9.4,7.5,0.3
1918,3.3,5.5,6.6,8.3,14.8,15.3,18.1,18.4,15.1,9.5,5.9,7.3
1919,3,3.5,6.5,7.9,14.8,16.6,15.7,19.3,16.2,7.9,4.2,5.9
1920,4.8,6.5,8.5,10,14.4,16.1,17.1,16.3,15,11.5,5,3.6
1921,6.8,4.1,7.2,9.4,14,17.7,21.4,18.1,17.2,14.7,3.8,4.7
1922,4.2,5,6.9,8.4,15.6,16.5,16.5,16.7,13.6,8.5,5.1,4.6
1923,4,6.9,8,10,12.5,14.2,20.2,18.8,15.3,12.3,4.5,4.1
1924,4.7,2.4,6.8,9.5,14.5,16,17.8,15.8,15.3,11.9,6.9,3.9
1925,4.8,5.7,4.2,9.4,13.1,17.3,18,17.7,13.4,11.8,4.2,4.1
1926,4.4,8.9,7.2,10.6,12,14.5,18.7,18.9,17.4,11.7,8.1,1.8
1927,4.6,4.6,8.3,10.4,14.2,15.6,17.6,17.5,15.1,11.4,6.2,2.3
1928,5.6,7.1,7.7,9.8,12.1,16.3,20.5,19.3,15.9,11.8,8.4,3.9
1929,0.2,-0.4,7.1,8,13.6,16.3,19.5,18.3,19.1,11.6,7.5,6.8
1930,6.5,3.2,7.5,10.4,12.3,17.8,17.1,18.3,15.9,12.5,8.8,4.4
1931,4.1,3.9,6.2,9.3,14,17.7,17.4,16.9,12.6,10.4,8.1,3
1932,4.8,1.1,5.9,8.5,12.4,16.5,17.4,21.2,17.4,11.3,7.2,4.9
1933,1.7,4.6,8.6,10.7,13.9,16.1,20,20.9,17.1,12.2,5.1,-1.8
1934,3.4,2.4,6.5,11.1,14.2,17.8,20.6,17.8,17.7,12.4,5.3,8.2
1935,3,5.6,6.5,9.7,12.2,17.7,19.8,18.6,16.4,10.6,6.3,4.1
1936,7.1,4.7,8.5,8.6,14.2,16.8,17,18.4,16.4,9.3,6.5,3.9
1937,5.9,7.7,5.9,10.6,14.8,16.6,18.8,19.8,15.9,11.9,5.7,3.4
1938,5.1,4.1,9.4,8.3,12.2,17.5,17.6,18.6,16,11.4,9.9,2.4
1939,5.9,4.8,6.2,10.9,12.3,17.1,17.1,18.1,15.4,10.4,9.3,2.4
1940,-1.5,5.4,7.6,10.2,14.3,18.1,17.1,17.7,15.9,10.7,7.7,1.1
1941,0.5,5,7.9,8.6,10.7,17.5,19.6,16.9,16.1,11.4,6.8,3.9
1942,-0.4,-0.7,8.5,11.8,13.6,17,18,19.1,16.7,13.3,5,4.9
1943,6.1,5.2,8.3,12.5,14.8,16.8,19.9,19.1,15.6,12.6,6,3
1944,5.2,2.2,5.3,11.7,13.6,16,18.7,21.4,15.1,10.5,7.6,3.5
1945,-1.4,7.8,8.7,12.9,15.5,17.9,20.4,18.7,17,12.8,6.3,4.9
1946,0.9,7.1,7,11.8,13.3,15.7,19.1,17.4,16.4,11.1,7.3,1.5
1947,1.1,1.3,7.9,12.1,15.5,18.2,20.7,21.9,18.3,12.1,8.6,3.6
1948,6.6,4.6,10.2,10.9,14.4,15.8,17.5,17.8,15.4,11,6.4,4.4
1949,4.5,5.1,6.3,12.5,12.3,17.4,21.5,20.1,19.6,13.7,6.2,4.7
1950,2.6,7.2,8.1,9.2,14.7,19.1,20,18.7,15.1,11.1,7.9,1
1951,5.2,5,6.1,9.6,11.8,16.3,18.8,17.2,16.6,10.6,9.1,4.9
1952,3.2,2.9,8.6,11.7,15.4,18.2,20.4,19,12.8,11.2,5.3,3.4
1953,0.6,3,8.5,10.7,15.4,15.8,17.9,19.4,16.6,12.5,5.9,7.5
1954,2.2,2.2,8.1,9.4,13.1,16,16.6,17.2,15.7,13.2,8.2,6.7
1955,4.7,4,4.6,11.1,12.8,17.1,20,20.4,16.2,10.6,6.8,7
1956,4.6,-0.2,7.6,8.7,14.7,14.5,17.9,16.2,17.1,11,5.3,6.1
1957,3.2,7.6,10.6,10.3,11.9,18,18.9,17.8,15.5,12.2,6.6,3.4
1958,4.4,6.8,5.3,8.6,14.2,15.6,17.9,18.4,17.6,11.6,6.4,5.4
1959,3.5,4.8,8.8,10.8,15,17.8,21.1,19.8,18.6,12.9,7.4,6.5
1960,4,5.1,8.8,10.3,15.4,18.2,17,17.6,14.7,11.5,8.9,3.5
1961,3.8,8.2,8.7,12.4,13,16.8,17.9,18,18.7,12.2,6.4,4.7
1962,5.2,4.2,4,9.3,11.8,16,17.4,17.9,15.1,11.9,5.5,1.2
1963,-1.8,-0.6,7,9.7,12.2,15.8,18.3,16,15.2,11.3,9.2,1
1964,0.9,5.7,5.8,9.6,15,16.4,19.4,18.5,17.1,9.3,6.6,2.8
1965,3.8,1.8,7.3,9.2,13.1,16.4,16.4,17,13.6,12.2,6.2,6.1
1966,2.6,8.6,6.5,11.1,13.1,17.4,16.9,17.2,16.5,12.6,5,5.9
1967,3.9,6,7.8,9.1,12.4,15.6,20,18,15.3,13.2,6.6,2.9
1968,3.9,4.3,7.2,10.2,11.7,16,17.8,17.5,15.1,13.6,6.3,2.5
1969,5.3,2.7,7.1,10,13.4,15.4,19.6,18.2,16.1,13.2,7,1.3
1970,4.5,5,4.6,7.9,13.7,18.1,17.6,18.5,16.8,11.2,8.7,2.2
1971,3.7,4.4,4.2,11.4,14.5,14.8,20.2,18.2,16.1,12.1,5.6,4.3
1972,3.4,5.8,8.8,9.2,11.8,13.8,18.2,17.1,13.6,11.1,7.1,4.6
1973,3,3.4,6.7,8.1,13.8,17.5,18,20.6,17.2,10.8,6.8,3.8
1974,6.7,5.5,7.6,10.1,12.5,16.2,17.8,18.8,14.3,7.9,7.7,7.2
1975,6.7,6.3,5.2,9.3,12,16.3,19.3,20.6,15.9,10.2,6.7,2.2
1976,4.5,5.2,6.5,9.7,14.7,20.4,20.8,20.4,15.1,12,6.2,3
1977,3.6,7,8.7,8.5,12.5,14.7,18,17,15,13.2,7,5.8
1978,3.1,4.1,7.7,7.9,12.8,14.9,17.1,16.8,15.7,12.2,6.8,5.2
1979,2,3.8,6.6,8.6,12.3,16.3,18.5,16.8,16,12.6,6.7,5.9
1980,1.9,6.5,6.2,9,12.5,14.9,16.3,18.8,16.8,10.8,5.3,3.1
1981,4.3,3.2,9.7,10.5,12.6,15.6,17.6,19.3,16.4,11.1,7.4,4.2
1982,5,5.9,6.8,9.8,13.9,17.8,20.3,17.9,17.9,11.4,8.4,4.9
1983,6,2.9,7.5,9.1,11.6,17.7,23,19.6,16.3,12,7.8,4.5
1984,4.4,3.9,5.7,10.9,10.5,16.6,19.4,18.7,14.7,12.1,9.8,4.6
1985,-1,4.4,5.4,10.4,13,15.5,19.6,17.3,18,12.5,4.1,5.5
1986,4.2,-0.3,6.2,6.7,13.7,17.9,18.9,17.4,14.4,13.8,8,5.6
1987,-1.8,3.6,5.1,12.1,11.6,14.8,18.5,18.8,18,12.4,6.8,5
1988,6.7,5.1,6.9,10.9,14.2,16.4,17.2,18.6,15.5,13,6.2,6.4
1989,4.4,6.2,10.2,8.4,16.8,17.6,20.7,19.8,17.1,14.1,7.1,5.9
1990,5.5,9.3,9.3,9.5,16.3,15.9,20.4,21.7,16.2,13.8,7.3,3.3
1991,4.2,1.7,9.7,9.2,12.2,14.7,19.4,21.1,18.3,10.9,6.8,3.2
1992,2.5,4.8,8,9.7,15.8,16.7,19.3,19.9,15.4,9.6,9.3,5
1993,6.8,3.4,7.5,11.1,14.4,17.6,17.8,18.6,14.7,10.3,3.8,6.8
1994,5.9,5.7,9.7,9.2,14,17.4,21.7,19.7,14.8,12.5,10.7,7
1995,5.2,8.4,7,10,14.3,16.5,21.6,21.1,14.7,15.2,7.2,3.7
1996,5.1,3.3,6.7,10.5,12.1,18.1,19.1,18.8,14.8,12.1,6.9,2.4
1997,0.9,7.5,9.8,10.4,14.5,16.4,19,22.2,17.5,12.9,8.9,5.8
1998,5,5.8,8.8,9.4,15.7,17.2,18.1,20,16.5,12.2,5.1,5.2
1999,6.1,5.1,8.8,10.8,15.8,16.8,20.9,19.8,18.3,12.6,6.2,5.7
2000,4.1,7.1,8,10.2,15.4,17.9,17.7,20,17.2,12.4,8.6,7.6
2001,5.6,5.6,9.2,9,15.3,17.1,19.3,20,14.3,15.2,5.9,2.6
2002,5.8,7.9,9.1,11,13.5,18.1,18.3,18.7,15.5,12.5,9.4,7.5
2003,3.1,4,10,11.8,14.5,20.5,20.5,21.3,16.8,10.4,8.6,4.9
2004,5.2,5,6.8,10.3,13.8,18.5,19,19.5,17.3,13.3,7.5,3.9
2005,5,2.9,7.9,10.8,14.4,19.5,19.9,19,17.2,15.2,6,3
2006,3.2,3.2,7,10.6,14.2,19.2,22.6,17.7,18.8,15,9.4,4.9
2007,6.9,7.9,7.9,13.8,15,17.6,17.8,17.9,15.1,11.8,6.5,4.4
2008,6.2,6.6,7.3,9.5,16,17.3,18.9,18.6,14.8,11.3,7.5,3.5
2009,2.1,4.3,7.8,11.5,15.4,18,19.3,20.7,16.9,12.6,10,4.6
