1901,0.5,1.5,6.6,8.2,9.8,14.3,17.6,16.5,15.5,11.8,6.1,6.8
1902,4.2,6.8,4.8,8.6,8.5,13.7,17.9,18.3,16.1,12.2,6,2.6
1903,2.7,3.9,6.3,5.9,11.2,13.3,16.5,17.7,15.5,12,7.4,6.9
1904,2.8,6.4,5.8,8.5,11.9,15.5,18.4,17.4,14,11.2,5,4.5
1905,-1.3,0.8,6,7.4,11.2,14.2,18.4,18.9,17.4,8.4,9.9,5.1
1906,2.2,2.4,5.6,7.4,10.3,14,17.6,17,13.8,10.9,8.8,3.2
1907,1.2,1,1.2,6.1,12.8,14.9,16.8,17.9,14.9,14.6,7.4,6.2
1908,1.6,2.6,4.5,6.4,13.8,14.4,17.2,17.2,13.8,11,4.5,2.7
1910,4.4,5.1,5,7.6,10.2,14.5,15.8,17,12.6,12.1,7.3,8
1911,2.2,1,5,6.4,10.3,14.7,17.7,18.1,15.2,12.1,9.2,5.9
1912,2.8,6,7.2,5.3,10.5,15,17.9,16.3,12,10.4,5,4.6
1913,3.6,2.7,6.9,7.8,10.7,15.2,15.6,16.2,16.2,12.5,9,4.6
1914,0.2,2.8,6,8.5,11,13.8,16.6,17.4,13.8,9.6,6,5.3
1915,3.3,3.4,4.8,7,12.2,15.9,17.3,16.7,12.7,9.7,6.2,6.4
1916,4.1,3.8,7.5,7.5,11.6,16.6,18.2,16.6,13.7,10.9,8.2,6.7
1917,3.7,0.8,4.5,6.6,11.2,16.4,17.5,19,16.4,11.6,6.6,2.3
1918,3.1,0.7,4.1,7.3,11.1,14.6,17.3,17.4,16.8,11.3,6.9,3.9
1919,4.1,3.1,5.9,6.9,8.7,15,16.2,17.6,15.7,9.7,7.1,3.4
1920,4.5,3.7,6.2,9.4,13.4,15.2,18.6,17.6,15.3,10.2,5.2,4.9
1921,5.3,3.3,5.8,7.1,12.4,13.7,18.4,18.1,14.6,11.6,5.6,3.1
1922,2.1,2,7.5,8.2,11.8,16.2,17.8,18.8,14.9,10.8,4.9,3.4
1923,2.5,3.5,5,7.6,12.8,13.1,18,18.3,15.7,12.7,10.1,4.3
1924,0.8,2.4,4.6,8,13.3,15.9,17.6,16.3,16.8,11.3,6.3,4.3
1925,3.1,5.9,4.2,7.9,10.9,14.7,17.1,17.6,14.6,11.3,8.3,2.9
1926,3.6,6.2,5.6,8.4,10.1,13,15.2,15.7,16.4,12.9,11.6,4.3
1927,3.7,2.3,6.8,7.9,11.6,17.2,18.9,18.7,16,11.1,9.8,4.8
1928,4,3.3,4.8,8.4,9.5,15.5,20,19.7,16.5,11.4,8.3,2.9
1929,1.1,-0.5,4.1,6.4,12.7,15.8,18.4,17.5,14.8,10.9,8.7,5
1930,4.5,3.2,6.3,7.8,10.3,15.7,17.6,16.8,15.3,10.6,8.4,4.9
1931,4.4,3.7,5.5,6.6,11.4,16.9,19,18.6,13.5,10.6,8,2.9
1932,2.4,0.7,4.3,6.6,11.1,13.6,17.8,17.7,18,14.2,8.7,6.1
1933,3.3,3.9,4.7,7.3,9.7,11.9,16,17.5,14,12.2,9.3,3.9
1934,3,3.3,6.3,9.2,12.2,14.8,17,17.3,15.4,11.5,9.1,6.3
1935,0.8,3.3,4.1,7.4,10.1,16.3,17.6,17.4,15.2,12.9,9.1,5.2
1936,6.6,4.4,6.7,8.4,11.1,14.1,18.4,17.2,14.4,10.2,7.7,4.6
1937,3.4,5.4,6.6,7.7,11.3,16.3,17.3,17.5,15.1,12.3,8.2,4.3
1938,2.5,2.9,5.2,5.6,9.6,16.4,18.2,17.5,14.2,12,8.6,4.9
1939,5.1,4.9,3.2,8.3,9.3,13.6,18.4,17.5,14.9,12.4,8.3,4.1
1940,1.1,3.3,4.4,6.8,10.4,12.9,16,15.4,14.9,12.5,9,1.5
1941,3.3,5.2,6.2,6.8,9.6,14.6,17.4,16.9,12.7,10.1,5.8,3.4
1942,-1.5,1.2,4.6,7.9,12.2,15.4,17.9,17.3,17.4,12.7,7.3,6.5
1943,1.8,4.7,5.1,8.8,11,14.8,18,18.7,17.5,13.2,7.9,5.7
1944,3.8,1.8,3.1,8.3,11.8,16.5,17.5,18.4,15.9,12,7.5,4.2
1945,0.5,3.4,5.1,8.5,14,17.6,19.7,18.3,15.4,10.2,7.3,4.4
1946,2.7,3.7,5.8,8.6,11.9,15.8,18.6,19.2,17.2,10.8,8.8,2.8
1947,0.2,5,7.8,9.1,12,15.9,19,18.3,15.7,11,9.1,4.3
1948,5.5,3.4,6,8,12,14.2,16.3,18.2,14.8,12.7,7.7,3.9
1949,4.5,3.6,2.8,8.5,11.9,14.6,17.3,16.7,15.5,12.5,8.4,5.2
1950,1.6,3.6,6.4,8.4,12.9,17.1,19.3,18.3,16,11.8,7.8,5.5
1951,4.5,5,5.5,7.6,10.8,15.5,17.1,17,15.7,10.3,8.5,4
1952,2.6,2.7,4.1,9,10.8,16.5,19,19.3,15.5,10.6,7.4,5.9
1953,2.1,2.6,3.6,8.3,11.5,15.2,18.5,17.7,15.1,13.2,6.7,5.1
1954,1.3,3,7.2,7.2,10.4,16.1,16.3,16.6,15.6,10.5,7.5,5.2
1955,6.7,5.5,5.3,6.6,11.5,15,17.7,16.7,14.9,11.7,7.4,5.8
1956,4,1.9,3.4,6.7,11.1,13.4,17.2,18.7,16,10.4,7.2,3.4
1957,3.5,5.5,5.6,8.5,10.9,16.7,17.4,17.4,14.3,13,8.5,4.5
1958,3.8,4.6,4.1,6.6,12.7,14.8,17.4,18.7,14.8,11.4,9.4,6.8
1959,2.8,3.5,7.2,7.5,11.3,14.3,17.9,17,14.1,9.7,8.4,5.7
1960,3.9,5.1,6.5,8.1,11.9,15,15.7,17,14,12,8.9,6.3
1961,3.7,3.7,5.7,9.5,10.9,15.2,16.9,16.9,14.6,11.4,8.8,4.6
1962,4.5,2.8,4.9,7.4,11.1,14.5,17.2,18.4,15.8,12.7,7.9,3.4
1963,2.2,3,4.1,7.8,11.2,15.2,18.4,17.3,15.5,11.2,9.5,6.6
1964,2.5,3.9,6.8,7.8,12.2,16.3,17.5,17.2,14.5,11.3,8.6,5
1965,4.1,1.7,5.9,7.4,11,14.8,18,16.6,14.9,11,8.4,5.5
1966,2.8,6.3,5.6,9,11.5,16,16.9,17.5,15.1,13.4,6.6,3.7
1967,2.2,3.4,5.5,7,10.9,13,17.4,17.5,14.4,12.2,8.5,4.4
1968,0.6,4.8,4.1,8.3,12.4,14.8,17,15.6,14,10.8,8.2,5.2
1969,2.9,3.5,5.9,6.9,12.1,13.5,15.9,15.9,15.5,11.4,9.3,3.3
1970,5.2,3.9,4.9,7.6,9.9,15.3,16.7,17.6,15.3,10.2,8,5.4
1971,5.9,3.6,3.6,8.8,12.5,14.9,17,18.9,13.7,10.5,7.8,5.3
1972,5.7,6.2,6.6,9,10.7,15.5,16.9,17.1,14.3,8.4,7.4,5.8
1973,4.7,3.4,4.1,6,11.1,14.5,17.2,16.9,16.1,12.8,6.2,4.3
1974,4.6,5.4,5.9,7.1,10.8,14.5,16.2,18.2,14.9,8.7,6.4,3.3
1975,2.1,2.2,5.5,6.6,10.3,14,16.4,17.1,16.6,11.6,7.4,5.7
1976,2.1,4.5,4.4,6.7,11.5,15.2,16.6,14.5,12.4,11.8,7.9,5.3
1977,4.7,6.4,6.6,6.7,10.3,14.9,17.4,16.5,13.9,10.8,7.3,2.6
1978,2.9,4.6,5.9,7.8,11,15.3,16.3,16.3,13.9,10.5,4.6,6.2
1979,2,4.5,5.6,7.6,11.9,16.2,16.9,17.9,13.7,12,8.9,6.2
1980,2.1,4,5.3,6.2,10.4,13.7,16,18,16.2,11.5,8.4,3.1
1981,1.6,2.9,5.7,8.3,10.8,15.8,16.2,17.5,14.7,11.2,4.9,4.9
1982,3.9,2.5,4.1,7.3,11.7,15.8,18,18,16.7,12.9,8.6,6.3
1983,3.6,1.8,5.3,7.3,12,15.1,19.4,17.6,15.9,10.7,7.5,5.1
1984,3.4,3.6,4.7,7.5,10.5,14.4,17.1,17,14.2,12.6,8.9,6.2
1985,2,2.4,6,8.2,12.1,14.8,17.1,17.5,15.3,11.5,8.5,5.4
1986,3.6,3.9,6.5,6.7,12.6,15.5,15.9,18.1,14.8,12.5,8,2.4
1987,3.7,4.7,1.5,6.6,8.6,13.2,18.2,18.1,16.4,12.8,8.5,5.3
1988,5.6,3.4,5.3,7.4,11.9,15.5,20.7,18.6,14.5,12.7,6.1,3
1989,2.2,3.6,6.9,7.3,10.1,13.4,17.2,17.2,14.6,9.3,6.7,4.1
1990,3,5,6.6,7.9,11.7,14.5,17.7,17.6,14.8,12.8,9,3.6
1991,3.1,2.3,7.1,7.3,10.2,15.2,17.7,18.5,15.6,11.1,7.5,1.8
1992,2.6,2,4,8.1,12.4,15.4,16.9,19.2,14.7,12.8,9.3,5.2
1993,2.3,1.8,3.8,7.8,13,16.1,16.5,19,14.9,12.1,8.5,5.2
1994,5.1,3.8,5.9,8.2,11.3,15.8,20.6,19.9,17,12,7.8,5.1
1995,3,5.1,4.4,5.6,10.5,14.5,17.9,16.4,13.3,10.3,6.2,8.1
1996,5.3,2.9,4,7.5,12.3,16.5,16.9,17.7,11.8,10.2,8.1,4.7
1997,4.8,2.4,5.7,5.1,11.7,15.4,17,16.8,15,10.6,8.9,4.6
1998,3.8,5.6,4,8.2,12.8,16.8,18.8,19.3,16,12,6.7,3
1999,3.2,1.4,5,7.8,12.7,16.5,18.8,19.6,16.3,12.5,8,5.3
2000,1.7,3.1,4.5,9.9,13.6,17.2,18.2,19.3,15.3,12,9.6,6
2001,6.4,5,8.4,7,13.7,15.8,19.3,19.8,15.3,14.2,8.4,1.9
2002,1.9,5.9,6.8,9.4,12.8,17.3,18.4,17.6,14.4,11.6,10.2,6.9
2003,5.7,1.2,4.6,7.4,13.6,17.4,20.2,20.8,15,12.1,10.5,5
2004,3.4,3.8,5.8,9.1,10.5,15.8,18.6,18.2,15.4,14.1,8.8,7.8
2005,3.1,2.7,5.1,8.8,13.6,16.8,19.5,17.7,16.2,11.9,8.4,4.2
2006,3.6,4.7,5.4,9.5,13,15.9,19.6,18.1,16.2,13.1,6.3,5.4
2007,4.6,6.8,7.4,8.9,13.8,17.8,19.8,19.4,14.5,11.3,7.3,3.8
2008,5,4.1,7.3,9.2,12.9,17.2,19.8,19.7,15.4,12.7,10.1,7.4
2009,6.1,3.7,5.9,10.1,14.4,16.2,19.5,20.3,17.3,11.6,8.2,6.8
