1901,3.4,0.9,4.4,9.5,13,15.6,18.7,17.2,14.9,10.2,4.9,4
1902,4.6,2.2,7.4,9.4,9.3,14.2,16.4,15.6,14.1,9.8,6.8,3.7
1903,3.8,6.5,7.4,6.4,12.3,13.9,16.2,15.7,14.9,11.8,7,2.4
1904,3,4,4.7,9.6,12.7,14.9,19,16.9,13.1,10.6,5.7,5
1905,2.7,4.8,7.5,8,11.4,15.7,18.3,16,13.8,7.3,5.5,4.9
1906,5.2,3.3,5.4,8.3,11.8,15,16.9,17.5,14.6,12.6,8.4,2.3
1907,3.3,2.2,6.6,7.8,12,13.5,15.4,16,15.3,11.2,7.5,5.2
1908,1.3,5.2,4.3,7.2,13.6,16.2,16.7,15.6,14.2,11.9,6.3,3.2
1909,2.4,2.5,4.4,10.3,12,13.4,14.7,16.7,13.4,11.5,4.7,4.5
1910,4.1,5.2,6.3,7.8,11.7,15.3,15.1,16.1,13.9,11.7,5.1,6.8
1911,2.3,4.5,6.1,7.8,13.7,15.3,19.3,19.7,15.9,10.7,6.7,7.1
1912,4.6,6.5,8.1,9.3,13,14.8,17.2,13.9,11.6,9.3,6.2,6.2
1913,5.5,4.6,7.3,8.8,12.3,14.6,15.3,16.2,14.8,11.7,9.7,4.3
1914,1.3,6.4,7,11,11.7,14.6,16.5,17.5,14.5,10.3,6.6,6.2
1915,4.3,4.4,5.4,8.4,13.2,16.1,15.8,16.2,14.2,9.1,4,7.1
1916,7.4,4.4,5,8.9,12.9,12.6,15.8,17.1,13.9,10.9,7.2,4.1
1917,1.4,0.2,3.7,5.6,14.6,16.6,16.9,16,15.2,8.7,8.5,1.6
1918,3.1,5.7,6,7.7,13.9,14,16.9,17.2,13.8,9.5,5.9,7.4
1919,3.3,2.6,5.3,7.2,14.3,15.4,14.5,17.5,14.9,7.9,4.3,6.2
1920,5.3,6.3,7.9,9,13.1,15.2,15.9,15,14.2,11,5.7,4.1
1921,7.1,4.6,7.2,9.1,12.8,16.1,19.8,17,15.7,13.9,3.9,5.6
1922,4.1,4.6,6.1,7.1,13.7,15.3,15.2,15.4,13.2,8.2,6,5.5
1923,5.3,6,7.5,8.7,11,13.1,18.8,16.9,14.4,11.4,4.7,3.9
1924,4.4,3,5.5,8.1,13.3,14.9,16.3,14.6,14.4,11.5,7.5,5.4
1925,5.2,5.4,4.5,8.6,12.4,15.8,17.4,16.5,12.5,11.4,4.4,3.8
1926,4.6,7.9,7,9.7,11.1,13.8,17.6,17.3,16.1,10.2,7.8,3.3
1927,4.9,4.5,7.8,9.2,12.7,13.8,17,16.7,14.3,11.1,6.5,2.2
1928,5.5,6.6,6.8,9.4,11.5,14.5,18.1,17.3,14.5,11,8.8,4.5
1929,0.8,-0.6,6.8,6.9,12.9,14.9,18,17.1,17.5,11,7.6,6.9
1930,6.3,3,6.6,9.6,11.7,17,16.3,17.2,14.9,11.7,8.1,4.7
1931,4.4,4.1,4.7,8.2,12.4,15.5,16.4,16,12.9,10.4,8.1,5
1932,6,3.1,5.2,7.8,11.2,15.2,17.1,18.8,15.4,10.3,7,5
1933,2.3,4.3,8,9.05,12.3,15.5,18.25,18.55,16.1,11.45,5.95,0
1934,4,3.7,6,9.5,12,16.2,18.8,16.8,16.2,11.8,6.8,8.2
1935,4.6,5.8,6.2,8.9,11.2,16,18.4,17.5,15.2,10.6,7.7,4
1936,5.8,3.8,7.5,7.3,12.6,15.9,16.4,17.1,15.5,10,6.5,4.9
1937,5.2,6.8,5,9.7,13.3,15.5,17.1,17.7,14.8,11.8,6.4,3.5
1938,5.7,4.8,8.7,8.1,11.1,15.3,16.2,17.6,15.4,11.2,9.5,3.2
1939,5.3,5.3,6.4,9.6,11.8,16,16.4,17.4,15.6,9.4,9.2,3.1
1940,-1.1,2.6,6.4,9.4,13,16.9,16.3,16.5,14.3,10.2,7.7,2.8
1941,0.3,3.7,6.4,7.4,9.8,16,18.3,15.7,15.2,11.2,6.4,5.8
1942,0,-0.7,5.4,10,11.7,15.25,16.65,17.75,15.55,12.15,6.4,6
1943,5.2,6,7.6,11.1,13.1,14.9,17.6,17.1,14.4,11.8,6.5,3.1
1944,6.1,3.3,5.1,10.1,11.8,14.6,17,18.7,13.9,10.2,7.3,4.3
1945,-0.8,7.6,8.6,11.2,14,16.8,18.8,17.1,15.8,12.8,6.8,5.5
1946,2.5,6.5,5.8,10.4,12.4,13.9,17.2,16,15.1,11,8,2.3
1947,1.4,-1.7,5.1,9.6,13.9,16.5,18.3,20.7,17.2,11.9,8.2,4
1948,6.3,4.6,9.5,10,13.3,15.1,16.9,16.5,14.9,10.6,7.1,5.2
1949,5.1,5.4,5.9,11.7,11.9,15.9,19.5,18.6,18.3,12.9,6.9,5.5
1950,3.4,6.5,7.8,8.2,13.5,17.8,18.4,17.3,14.2,10.8,7.4,1.5
1951,4.6,4.3,5,7.7,10.7,14.4,17,15.8,15.4,10.3,9.2,5.3
1952,3.2,3.3,7.4,10.5,14,15.7,17.9,17.4,11.9,10,5,3.6
1953,2.3,4.1,7.1,8.8,13.8,14.5,16.3,17.3,15.1,11.3,7.7,7.4
1954,2.3,1.9,6.8,8.1,12.1,14.3,14.9,15.6,14,12.9,8,7
1955,3.4,2.4,3.5,10,10.8,14.8,18.1,18.6,15.1,10.2,7.6,6.4
1956,4,-0.8,6.8,7.2,13.2,13.2,16.4,14.4,15.7,10.4,6.3,6.4
1957,4.7,6.5,9.7,9,11.1,16.1,17.3,16,13.9,11.5,7.2,4.5
1958,4,5.9,4.2,7.7,12.8,14.2,16.7,16.8,16.2,11.4,6.9,5.4
1959,2.7,4.5,8,10.1,13.3,16.3,19.1,18.4,16.8,12.9,7.4,6.5
1960,4.3,4.5,7.3,9.4,13.8,16.6,15.7,16,13.9,11.2,8.5,4.2
1961,4,7.6,8.1,11.1,11.7,15.5,16.5,17,17.1,11.8,6.8,3.3
1962,4.6,4.7,3.1,8.2,10.4,13.9,15.7,15.8,13.9,11.3,6.3,1.7
1963,-1.7,-0.7,6.4,9.1,11,15.3,16,15.2,14.2,10.9,9.2,1.8
1964,2.5,4.9,5,8.7,13.9,15.1,17.3,16.8,15.4,9,7.7,3.6
1965,3.8,3,6.1,8.5,11.9,14.7,15.2,15.8,13.2,11.3,5.4,5.5
1966,2.5,7.1,6.7,9.2,11.7,16.4,15.8,15.7,15,11.9,6.1,6
1967,4.2,6,7.6,8.1,11.6,14.7,18.1,16.8,15,12.2,6.2,4.2
1968,3.9,3.2,7,8.7,10.8,15.3,16.1,16.7,15.2,13.3,6.8,2.5
1969,5.8,2.1,5.1,8.4,12.3,14.6,17.9,17.2,15.5,13.2,7,2.6
1970,4.3,3.9,4.4,7.3,13.2,17.1,16.4,16.9,15.7,11.5,8.6,3.8
1971,4.4,4.8,5.1,8.6,12.8,13.8,17.8,17.1,14.6,11.9,6.3,6.3
1972,3.7,5.1,7.5,9,11.2,12.7,16.8,16.2,12.9,10.9,7.1,5.7
1973,4.2,4.2,6.2,7.8,12.3,15.9,16.6,18.5,16,10.1,6.5,5.1
1974,6.7,6.1,6.4,9.1,11.5,14.9,15.9,16.4,13.6,8.2,7.9,8.1
1975,7.3,5.4,5.5,8.5,10.8,15.2,18,19.4,15.1,10.2,6.5,4
1976,5.4,4.7,5.2,8.5,13.3,18.5,19.9,18.2,14.8,12.1,6.8,2.5
1977,3.8,6.4,7.8,7.6,11.5,13.6,16.9,16.2,14.1,12.7,7.7,6.4
1978,3.6,3.2,7.1,7.2,12.1,14.6,15.9,15.7,14.9,11.9,8.2,4.8
1979,0.5,2.1,5.6,8.4,11,14.7,16.9,15.5,14.2,12.3,7.2,6.4
1980,2.2,6.3,6,9,11.4,14.7,15.5,17.2,15.8,10.1,6.5,5
1981,4.6,3.1,9.1,8.8,12.3,14.1,16.7,17.6,15.3,9.7,8,2
1982,3.2,4.9,6.4,9,12.4,16.7,18.2,17,16.1,10.8,9,4.6
1983,6.6,2.3,6.6,7.8,11,16,20.6,18.4,15.2,11.2,7.9,5.3
1984,4.7,4.2,5.5,8.4,10.5,15.4,17.4,18.3,14.7,11.9,9.6,5.3
1985,0.1,2.2,4.8,9.3,12.2,14.1,17.6,15.8,15.7,11.8,4.5,6.8
1986,3.9,-1,5.2,6.7,12.1,16.3,17.5,15.7,12.5,12.5,8.6,6
1987,0,3.9,4.65,10.95,11.1,14.3,17.2,16.9,15.8,11.5,7.3,5.7
1988,6.2,5.1,7.2,9,13.4,15.2,16,16.9,14.9,12.1,6.1,7.4
1989,5.4,6.2,8.7,7.7,14.9,15.9,19.3,18.3,16.5,13.2,6.8,5.9
1990,6.4,8.6,8.6,8.8,14,14.6,17.9,19.8,14.5,13.1,7.8,4.6
1991,4.5,1.6,9.1,8.7,10.8,13.3,18.2,18.7,16.4,10.9,7.4,4.2
1992,4,5.4,7.9,9.2,14.8,16.2,17.9,17.7,15,8.9,8.8,4.7
1993,6.9,4.4,6.9,10.9,13.5,16.5,16.7,16.2,13.6,10.2,5.1,6.4
1994,6,4.4,8.7,8.8,12.1,15.8,20,18,14.5,11.1,11.3,6.9
1995,5.5,7.9,6.5,10,13,15.4,20.2,20.5,14.9,14.3,8.4,3.1
1996,4.9,3.3,5.4,9.5,10.5,16.1,17.8,17.6,14.6,12.2,6.7,3.4
1997,2.1,7.4,9.3,9.5,13,16,17.7,20.8,15.9,11.5,9.4,6.7
1998,6.1,7,8.8,9.3,14.9,15.8,16.8,17.8,16,11.9,6.1,6.1
1999,6.4,5.6,8.4,10.4,14.5,15.3,19.3,18.3,17.7,11.9,7.8,5.6
2000,5,7.1,8.1,9.3,13.8,16.2,16.3,18.6,16.4,12,8.5,6.9
2001,4.4,5.7,7,8.6,13.6,15.5,18.3,18.3,14.6,14.5,7.8,3.9
2002,6.1,8.1,8.4,10.3,12.8,15.8,17.1,18.2,15.5,11.5,9.8,5.9
2003,4.2,4.4,8.4,10.4,13,17.3,18.8,19.8,15.6,9.8,8.8,5.5
2004,5.6,5.8,7,10.2,12.7,16.6,17.3,18.7,16.5,11.8,8.1,5
2005,6.2,4.3,7.4,10.1,12.4,16.9,18.1,17.1,16.6,14.2,7.2,4.5
2006,4,3.8,5.7,9.5,13.2,16.6,20.8,17.7,18.1,14.4,9.5,6.9
2007,7.6,7.4,8.6,12.5,13.9,16.7,16.8,17,15,11.4,7.8,5.2
2008,7,6.1,7.4,9.2,15.1,15.7,17.7,17.5,14.5,10.8,7.9,3.7
2009,2.8,4.5,7.4,10.9,13.7,16.3,17.9,18.4,15.9,12.3,10,3.9
