1902,2,5.1,4.7,9.6,8.6,13.8,18.1,17.4,15.8,11.1,5.6,2.2
1903,1.8,3.3,4.9,5.3,11.4,14.3,18.4,17.3,15.1,10.7,6.3,5
1904,3.4,4.5,5.7,8.4,11.6,16.9,19.7,18.2,13.8,9.9,4.4,2.6
1905,-1.2,0.7,4.7,8.1,10.6,15,19.3,18.1,15.6,6.6,7.6,3.3
1906,0.9,1.3,3.9,6.8,10.5,14.7,17.1,18,14,10.6,7.4,2.4
1907,0.8,1.3,1.5,5.1,11.8,14.9,16.5,18.1,15.1,12.7,7.2,4.8
1908,0.3,2.8,3.3,5.3,12.9,16.2,16.9,17.1,13,9.8,4.5,2.1
1909,0.4,-0.4,4,7.6,10.9,14.2,15.4,17.3,13.3,10.6,6.3,5.5
1910,3.2,3.7,4.2,7.5,9.7,14.6,15.7,17,12.6,11,5.3,5.3
1911,0.6,0.8,5,6.4,10.7,15.1,17.8,18.9,15.7,10.8,8.7,4.1
1912,3.5,5,5,5.8,11.7,15,17.8,16.6,12.5,8.9,4.9,3.3
1913,2.8,1.4,4.8,6.9,10.9,15.5,15.9,16.5,15.2,11.5,7.5,2.4
1914,-0.5,3.3,5.2,8.2,10.6,14.2,17.2,16.8,14.2,9,5.6,4.2
1915,2.4,2.9,3.6,7,12.3,15.7,17.1,16.8,12.9,8.2,5.4,6.4
1916,2.5,3.3,6.4,7.4,11.9,15.7,17.2,16.9,12.8,9.2,7.6,5.5
1917,2.4,0.8,3.3,5.7,12.2,17.2,17.7,18.1,15.7,10.6,5.8,1.7
1918,1.3,0.8,3.8,8,11.2,13.8,17.3,16.8,16.7,9.8,5.1,3.6
1919,3.3,1.8,4.5,6.6,9.4,15.6,16.4,18.2,15.9,8.5,6.1,1.6
1920,3.3,2.9,5.2,8,14.3,15.6,19,17.8,15.3,10.4,6.4,4.2
1921,3.8,2.5,4.2,7.1,12.1,14.2,18.7,17.8,15.3,11.1,5.7,1.6
1922,1.8,2.4,6,7.1,12.5,16.9,17.6,18.6,13.2,9.9,4.3,2.3
1923,1.4,3.3,4,7,11.7,14,19.1,19.5,15,11.3,8.4,3.1
1924,1.2,1.9,4.7,8,13.3,16.4,18.9,17.1,15.7,10.1,5.7,3.4
1925,2.1,4.4,2.9,7.5,11.4,16.8,17,18.2,13.6,11,7.1,1.9
1926,1.9,5.7,5.2,8.4,10.3,14,16.7,16.6,16.9,12.8,10.8,3
1927,2.9,2.1,5.5,8.1,12,16.8,18.5,18.9,15,10,9,4.7
1928,3,3.4,5.2,8.6,10,16.6,19.3,20.4,16.5,10.6,7.5,2.4
1929,-0.6,-2.1,3.7,7.1,13.2,16.5,18.7,18.1,16.1,12.6,8.1,3.8
1930,3.3,3.2,6,8.2,11,17.3,18.9,17.9,16,9.9,7.5,3.7
1931,3.8,3,4.3,6.5,11.3,17.1,17.6,18.4,13.3,10.4,8.2,3.2
1932,3.2,-0.6,3.9,6.7,10.6,13.7,16.4,17.9,17.2,11.3,7.7,5.4
1933,2.5,3.5,4.6,7.7,10.3,12.8,16.2,17.5,15.3,12,7.7,1.6
1934,3.2,2.7,5.6,8.2,12.6,14.9,17,17.6,15,10.5,7.6,5.8
1935,0.3,1.5,3.3,6.3,9,16.3,17.1,16.8,14.7,12.1,8.3,4.6
1936,6.1,4.1,6.1,7.4,10.1,14.1,16.8,16.6,14.5,7.8,6.3,3.6
1937,2.6,4.6,5.7,6.7,10.8,15.6,16.5,16.6,14.4,11.1,7.7,3.4
1938,1.3,1.6,4.9,5.3,9.1,15.8,17,16.9,14.3,11.5,7.5,3.8
1939,4.5,4.1,2.5,7.8,8.1,14.2,17.2,17.7,14,11,7.2,4
1940,0.7,1.5,4.3,7.7,10.4,13.6,15.6,15,14.7,11.5,7.2,0.3
1941,2.8,3.5,4.6,7.2,9.9,16,18.9,18.4,13.6,10,6.1,0.9
1942,-1.5,1.7,6.3,8.5,12.4,17,19,17.4,16.9,12.1,6,5.1
1943,-0.4,3.8,5.5,7.6,12.1,15.3,18.4,19.3,18,12.1,6.1,4.9
1944,1.1,0.3,3,8.5,11.6,15.7,17.7,20.1,15.9,10.2,5.3,2.4
1945,-1,3,4.9,8.6,13,17.9,19.8,18.5,15.5,9.1,5.2,3
1946,1.3,3,2.6,8.1,8.1,15.8,18.7,19.1,17,9.8,6.9,1.8
1947,-0.1,3.6,7.2,7.8,12.8,17.8,20,19.4,15.7,10.3,8.1,3.2
1948,3,1.4,5.3,8.4,12.4,15.6,16.4,18.3,15.2,12.5,6.8,2
1949,4,2.5,2.9,8.3,12.2,15.8,18.3,18.2,16.8,12.3,7.2,4.1
1950,1.7,3.5,5.5,7.7,12.3,17.3,17.9,19.4,16.4,11.5,7.1,4.5
1951,4.7,6.2,4.8,7.3,11.3,15.5,17.7,18.1,16.6,9.8,9,2.5
1952,1.9,1.6,4.5,9.5,12.1,17.2,20.2,19.5,16,12,5.8,5.1
1953,0.4,1.2,3,8.5,12.3,14.1,15.6,17,16.7,12.8,5.4,5.5
1954,0.4,3,6.6,7,11.6,16.8,17.1,16.8,16,9.9,7.2,3.8
1955,6.4,6.1,4.8,6.1,11.8,16,18.8,17.2,14.7,10.4,6.3,6.4
1956,4.4,-0.8,3.8,7.2,11.1,13.9,17.6,18.7,15.8,9,6.5,2
1957,2,5.6,4.6,8,10.3,16.6,18,18.1,14.8,11.8,7.6,3.7
1958,2.4,5.2,3.4,5.9,12.2,15,17.8,19.2,15.6,11.1,9.2,5.4
1959,2.5,3.4,7.3,7.8,11.4,15.4,18.8,18.2,15,8.2,7.4,6.1
1960,3.7,5.3,6.1,7.7,12,16.2,17,17.1,14.3,11.8,8.4,4.6
1961,3.8,4.1,5.1,8.5,10.4,15.3,16.8,16.4,14.6,11.3,8.6,4.2
1962,3.7,2.1,4.1,7.3,10.1,13.8,16.7,17.9,15.6,11.4,7.5,1.6
1963,1.8,2.5,3.6,7.8,10.6,15.5,17.8,17.4,14.9,9.5,10.5,3.9
1964,0.2,2.4,5.6,7,10.9,15.3,17.4,17.2,13.2,10.8,7.7,3.7
1965,2.8,-0.5,4.7,6,9.3,13.7,15.9,15.9,14.2,9.6,9.8,5
1966,1.4,6.4,3.7,8.2,10.7,14.8,15.8,16.4,14.3,13.7,6,3.4
1967,1.3,3,5.6,6.7,10.7,13.3,17.1,17.7,15,10.9,8.4,3.7
1968,0.7,5.7,4.8,8.3,12.2,15.7,17.2,16.5,14.8,10,6.6,4.3
1969,2.6,4,6.2,6.9,12.4,13.8,16.7,17.3,15.5,10.3,9.2,2.2
1970,5.4,4.5,4.3,6.8,9.2,15.9,16.7,17.7,15.8,9,7.8,4
1971,4.8,2.9,2.5,8.1,11.8,14.6,17.2,19.1,14.2,9.6,7,3.1
1972,4.7,6.1,6.8,8.1,10.6,15.2,17.1,16.2,14.2,9.8,7.8,4.9
1973,3.8,3.1,3.5,5.6,10.9,15.6,18.1,18.2,17.2,11.9,6.5,3.8
1974,5,6.3,6,7.9,11.4,15,16.9,17.6,15.4,8.3,6.5,2.3
1975,3.2,3,5.9,7.1,11.4,14,17.1,17.6,17,9.9,6.7,3.9
1976,2.4,4.7,4,7.1,11.1,15.3,18.2,16.7,14.6,11.9,7.8,5.9
1977,6.1,6.8,6.4,6.5,11.8,14.3,17.8,17.4,13.3,11.7,7.5,3.6
1978,3.8,4,5.5,7.1,11.7,15.2,16.4,17,14.3,9.9,3.7,6.5
1979,3.5,6.2,7,7,11.3,16.2,18.1,17.9,15.3,12.3,6.4,5
1980,4,3.4,5.9,6,10.7,14.5,15.6,18.6,15.1,11.4,8.2,2.1
1981,0.1,1.9,6.7,8.6,11.1,15.2,16.2,16.6,16.2,12.1,3.8,5.8
1982,4.4,2.7,4.1,9.9,11.5,15.6,18.8,18.2,16.8,14.5,8.4,5.7
1983,2.6,1.9,5.3,8.1,11.3,14.7,18.8,18.5,15.4,10.5,6,4
1984,3.6,2.8,4.4,7,11.1,14.2,16.5,17,14.5,11.9,8.5,4.4
1985,1.1,3.9,5.9,8,12.3,15.7,19.3,17.9,15.6,11.3,8.5,5.5
1986,3.7,2.9,5.5,7.6,12.3,14.1,17.1,18.6,15.1,11.7,7.4,2.3
1987,3.3,4.8,3.4,7.4,9.6,14.6,19.4,18.9,17.4,13.3,8.6,5.9
1988,6.4,3.7,4.7,8.2,13.2,15.2,19.1,18.2,14.3,12.5,4.7,2.3
1989,1.1,3.6,5.9,8.2,11,14.9,17.4,18.2,14.9,8.8,6.6,4.6
1990,2.2,5,5.9,8.2,12.1,15.7,17.7,18.3,15.6,14.1,7.9,2.6
1991,2.8,2.5,7.6,6,8.8,15.2,18.4,18.7,17.4,11.2,7.6,0.8
1992,3.3,2.8,5.9,8.5,12.4,15.2,18.4,20.1,16.1,13.9,9.4,5.2
1993,2.5,0.5,3.1,7.8,12,16.3,16.8,19.4,16.8,12.3,7.1,6
1994,4.4,4.4,6.8,8.2,12.6,16.2,19.6,20.7,17.4,12.2,8.8,5.9
1995,2.9,5.3,4,7,11.3,14.6,19.5,18.9,14.9,11.5,6.4,6.2
1996,5.5,2.9,4.6,8.1,12.2,16.3,17.6,18.5,13.9,11.1,10.5,4.9
1997,5.3,4.6,5.1,5.7,12.1,16.9,17.9,19.2,16.5,12.1,9.2,5.2
1998,4.3,3.9,4,9,12.4,16.6,18.9,18.9,15.5,11.9,6.9,2.3
1999,2.2,1,5.3,7.7,12.1,15.5,17.9,19.3,16.8,12.2,7.2,4.5
2000,1.1,2.9,5.2,9,13.1,16.2,16.9,18.5,15.3,12.2,9.7,6.5
2001,5.6,4.2,9,6.6,12.9,14.9,18.6,19.9,13.8,14.2,7.6,2.4
2002,1.2,5.2,6.5,8.2,12.1,17,18.3,17.9,14.9,11.8,10.4,6.7
2003,3.7,-0.3,4.1,6.7,13.1,17.6,19.6,20.8,15.7,11,9.6,4.8
2004,2.9,5,5.3,7.9,10.2,15.4,17.7,18.9,15.8,14.1,8,6.1
2005,2,0.8,4.5,6.9,12.1,16.2,18.7,18.1,16.3,11.9,7.4,3.1
2006,2.3,3.6,5.1,8.3,11.8,15.6,19.9,18.3,16.9,12.9,8.2,5.8
2007,6.1,6.2,6.4,9.5,13.3,17.1,18.4,18.7,14.8,10.9,7.3,5
2008,5.4,4.3,5.4,9.2,12.9,16.8,19,19.2,15.7,12.6,8.8,5.2
2009,4.5,3.2,5.6,9.6,12.9,16,19,20.5,18,11.1,8.3,4.9
