1901,2.5,0.5,6.1,8.8,11.4,16.2,18.5,18.6,16.4,12.3,7.2,5.8
1902,3.8,6.1,6.4,11,9.6,14.4,19.2,18.3,16.3,12.2,7.4,5
1903,4,4.5,6.2,6.5,12.2,14.9,19,18.1,15.8,12.6,7.8,6.6
1904,5.3,5.6,7,9.8,12.5,17.5,21,19.1,14.8,11.6,6,4.9
1905,1.1,2,5.8,8.7,11.3,15.5,20.6,19,15.8,8.3,8.5,5.2
1906,2.9,2.4,4.9,7.7,11.7,15.7,18.1,19.6,15.8,12.5,8.6,4
1907,2.6,2.1,3.1,6.5,12.4,15.4,17.7,19.4,16.1,13.8,8.9,7
1908,2.4,4.7,4.7,6.4,13.5,16.6,17.7,18,13.9,11.7,6.4,4.6
1909,2.4,0.7,4.7,8.8,11.9,14.7,16.5,18.6,13.9,12.2,7.6,7.3
1910,5.1,4.7,5.6,8.4,10.4,15.4,16.9,18,13.7,12.4,6.7,7.2
1911,2.3,2.4,6.3,7.3,11.9,15.5,19.3,20.2,16.8,12.1,10.1,6.3
1912,5.6,6.2,6.2,7.1,13,15.5,18.6,17.3,13.9,10.5,6.4,5
1913,5,2.8,6.1,7.8,12,16.3,17.3,17.7,15.6,13.1,9.3,4.2
1914,1.3,5,6.1,9.5,11.3,14.9,18.4,17.7,15.3,10.7,7.1,6.1
1915,3.8,3.8,4.8,7.7,13.2,16.5,18,17.8,13.9,9.8,6.5,8.3
1916,4.9,4.8,7,8.5,12.8,16,18.2,18,13.8,10.5,8.7,7
1917,3.8,1.9,4.2,6.7,13.1,17.7,18.7,18.6,16.5,11.3,7.4,3.7
1918,3.1,2.8,5,8.9,12.1,14.9,18.3,18,17.4,10.8,7.1,5.8
1919,4.8,3.4,5.5,7.5,11,16.6,17.4,19.1,16.9,9.6,6.8,4.1
1920,5.4,4.8,6.5,8.8,15,16.3,19.5,18.4,16,12.2,8.1,6
1921,5.7,3.8,5.5,7.3,12.8,15.1,20.1,18.7,16.5,13.3,7.1,4
1922,3.6,3.7,7.2,7.9,13.5,17.2,18.1,19.4,13.9,11.5,6.2,4.4
1923,3,4.9,5.5,8.2,12.1,14.5,20.6,20.6,16.2,13.1,9.4,5
1924,3.1,3,6.2,9,14.1,16.6,20,17.8,16.1,11.8,7.9,5.7
1925,4,5.2,3.8,8.5,12.4,17.6,18.2,18.9,14.3,12.4,8.2,3.8
1926,3.3,7,6.7,9.2,11,14.4,18.3,18,18.1,13.9,12.2,4.2
1927,4.5,3.4,6.4,9.3,12.9,16.8,19.4,19.7,15.6,11.5,9.9,6.6
1928,4.6,5.4,6.7,9.4,10.7,16.9,20.8,21.1,17.5,11.9,9.1,4.6
1929,1.1,-1.1,5.4,8.4,13.9,17.1,19.6,18.7,17.3,13.3,9.2,5.9
1930,5.4,4.4,6.9,9.1,11.7,17.6,19.8,18.7,16.7,11.6,8.9,5.7
1931,5.6,4,5.6,8,12.5,18.2,18.8,19.1,14.8,12.4,9.8,5.3
1932,5.4,1.1,5.1,7.9,11.7,14.3,16.8,19.4,18.1,12.2,9.1,6.7
1933,4,4.6,6.3,9.6,11.2,13.5,18.5,19.3,16.8,13.6,8.4,3.1
1934,4.6,4.5,6.5,9.3,13.4,15.9,18.9,18.1,16.4,11.7,8.4,7.2
1935,1.8,2.9,4.7,7.2,9.6,17.4,19.2,17.7,16,13.7,10.1,5.8
1936,7.5,5.4,7.4,8.3,11.1,15,17.8,17.9,15.4,8.9,7.4,5.4
1937,4,5.8,6.2,7.8,12.2,16.4,18.1,17.6,15.1,12.9,9,5
1938,3,3.2,8,6.6,10.2,17.2,18.1,17.8,15.2,13,8.8,5.4
1939,5.5,5.2,3.9,9.1,8.9,15.3,18.2,18.6,14.6,11.9,8.4,5.7
1940,2,2.5,6,9.7,11.6,14.4,16.8,16.6,15.6,12.7,8.2,1.9
1941,3.7,4,5.6,8,10.2,16.1,19.6,18.9,14.6,10.9,7.8,2.9
1942,0.4,2,7.7,9.7,12.7,17.1,19.5,18.4,17.5,13.5,7.1,6.4
1943,2.1,4.9,6.7,9,13.1,15.9,19.9,20.9,18.1,14.2,7.2,6.6
1944,3.8,2.2,5,10.4,12.3,15.7,18.7,20.9,16.5,12.1,6.9,4
1945,-0.1,2.9,6.9,10.9,14.3,19,21.4,19,16.2,11.1,6.4,4.5
1946,2.9,4.6,4.5,9.3,10,16,19.5,19.5,17.3,11.3,7.8,2.8
1947,1.5,4.3,7.7,9.1,14,18.5,21.3,20.5,16.9,12.6,9.7,4.9
1948,4.8,3.6,7,9.7,13.3,16.4,17.9,19.5,16.2,13.8,8.5,4.5
1949,5.6,3.6,4.5,9.5,13.1,16.7,19.8,19.8,18.3,14.2,7.6,6.2
1950,3.7,5.3,6.9,8.6,13.3,18.1,20,20.6,17.4,13.3,8.6,5.5
1951,5.9,7.3,6.7,8.4,11.8,15.4,17.8,19.4,18.3,13.1,10.8,5.2
1952,4.3,2.7,6.5,10.5,13.5,17.3,20.9,20.6,16.8,13.9,7.7,6.6
1953,2.4,2.5,4.3,9.9,13,15.5,18.5,18.4,17.8,15,7.5,8.7
1954,3.2,4.2,7.5,8.7,12.5,17.2,17.1,17.8,16.9,11.7,8.9,6.5
1955,8.2,7.2,6.5,7.5,12.3,16.6,19.9,18.4,16,12.3,8.4,8.2
1956,7,1,6.4,9.2,12.5,15.2,18.9,19.7,17.1,10.7,8.1,4.7
1957,3.7,7.1,6.6,9.2,11.8,16.8,18.8,18.6,15.3,13.2,9.6,5.9
1958,4,6.1,6,7.7,13.5,16.4,19.2,20.1,17.2,13.6,10.5,7.7
1959,4.6,4.6,9.3,10,12.8,16.7,20.1,19.8,17.2,11.6,9.2,8
1960,5.5,6.3,8,8.7,12.8,17.8,18.3,19,15.7,13.9,10.4,6.7
1961,6.2,4.7,6.6,11.3,13,17.6,19.7,18.9,18.2,14,10.8,7.5
1962,6.4,4.1,6.5,9.7,12.5,16.2,18.9,20.2,18,13.8,9.2,3.4
1963,4.2,3.9,6.2,9.9,12.2,16,20.3,19.5,17.4,11.6,12.3,5.5
1964,2.1,5.3,8.3,9.4,13.8,17.4,19.9,19.2,15.4,12.8,9.8,6.5
1965,4.7,1.6,6.2,7.7,10.8,14.9,18.1,17.7,16.1,13.1,11.3,7.4
1966,3.8,8.1,5.6,10.1,12.6,16.4,17.7,17.7,15.7,15.3,7.2,4.9
1967,3.7,5.4,7.4,8,12.1,14.6,19,19.4,16.3,12.9,10.4,5.4
1968,2.1,7,6,8.9,13,15.5,18.4,17.6,15.8,12.3,8.6,5.7
1969,3.8,4.9,7.4,8.1,13.5,14.8,18.2,18.5,15.7,11.6,10.2,4.2
1970,7.7,5.9,5.7,7.9,10.7,16.9,17.9,19.1,16.6,10.8,9.2,4.9
1971,5,3.5,3.7,10,13.2,15.3,18,20.3,15.1,10.9,7.6,5.6
1972,6.1,7.1,7.6,8.8,11,14.8,17.7,16.8,14.3,10.7,9,6.4
1973,4.4,2.9,3.8,6,11.9,16.2,18.8,18.7,17.2,12.7,7.5,4.9
1974,6.4,6.1,7,7.8,11.8,15.2,17.7,18.3,15.5,9,7.6,4.2
1975,5.2,4,6.3,7.4,11.6,14.6,17.5,18.6,17.4,10.2,7.9,5.1
1976,3.3,5,4.6,7.7,11.3,16,19.4,17.7,15.2,13.6,8.3,7.4
1977,7,8.3,8.3,8.3,13,15.3,18.7,18.6,14.2,14.1,8.9,4.9
1978,4.9,5.7,7,8.4,12.1,15.7,18.1,18.8,16,11.6,4.8,8.5
1979,5,7.4,8.4,8.4,12.1,17.7,19.3,19.1,16,13.9,7.2,6.8
1980,5.2,4.8,7.1,7.1,11.5,15.3,17.2,19.5,16.2,12.4,10.2,3.5
1981,0.8,2.3,9,10.2,11.8,16.2,17,17.7,16.9,13.5,5.8,7
1982,5.5,3.8,5.1,8.4,11.2,16.8,20.5,19,18.2,13.9,9.6,6.5
1983,4.8,2.9,6.9,9.8,12.5,15.4,19.9,19,16.4,11.7,7.9,5.3
1984,5,3.4,5.8,8,12.1,15.5,17.6,17.8,15.5,12.8,9.5,5.6
1985,2.2,5.2,5.7,9.5,13.1,16.1,20.3,18.4,16.3,12.9,8.3,7.3
1986,5.1,4.1,7.1,9.6,14,15.2,19,20.4,16.5,13.5,8.5,4.6
1987,4.6,5.7,4,8.9,11.2,15.5,20.5,20.3,18.9,15.3,9.6,8.5
1988,8,4.8,5.5,9.7,14.8,15.8,20.4,19.6,16,15.1,6.7,3.8
1989,2.5,4.6,7,9.9,12.2,15.7,20.1,20,16.2,10.4,7.9,6.6
1990,3.9,7.1,6.9,8.9,13.7,16.5,18.9,20.1,16.6,15.2,8.3,3.7
1991,3.9,3.9,8.8,7.2,10.4,15.3,19.8,20.5,18.6,12.7,9.1,2.2
1992,5.1,4.2,6.8,9.6,13.4,16,19.3,20.9,17,15,11.1,7.4
1993,4.5,1.6,4.5,9.4,13.1,17,18.2,20.3,17.7,14.5,8.8,7.7
1994,5.3,5,7.5,8.4,13.3,15.9,20.7,22,18.4,13.1,11.2,7.7
1995,3.7,6.2,4.9,8.5,12.1,14.7,20.5,19.9,15.3,12.8,8.3,7.4
1996,7.4,4.1,6.1,9.5,12.8,16.6,18.2,18.9,14.6,12.3,12.1,6.8
1997,6.3,6.5,6.7,8,13,17.8,18.8,20.5,16.9,13.8,10.4,6.7
1998,5.4,4.4,5.3,10.2,13.1,16.7,19.2,20.4,16.5,12.8,7.9,3.2
1999,3.7,2.3,6.9,9,13.8,16,19.6,21,18,14.4,8.3,6.1
2000,2.9,4.4,7.2,10.4,14.3,17.4,18.5,19.7,16.6,14.3,11.1,8.9
2001,7.8,5.2,10.5,8,14.3,16.1,20.3,21.3,15.1,15.6,9.2,4.4
2002,2.9,6.5,7.3,9.6,13.1,17.9,20,19.9,16.4,13.8,12.1,8.9
2003,5,1.8,5.8,9,14.1,18.9,22.1,23.2,17.5,14.1,11.5,7
2004,5.1,7.2,6.5,9.4,11.9,16.8,19.2,21,17.2,16.7,9.6,7.9
2005,3.7,2.2,5.9,8.6,13.4,17.7,20.3,19.7,17.3,14.5,8.7,4.6
2006,2.8,4.2,6,8.8,12.9,16.3,21.8,19.4,17.4,14.3,10.1,7.2
2007,7.5,6.7,7.3,9.8,14.2,17.7,19.2,19.3,15.6,12.4,8.1,6.3
2008,6.9,4.7,7.4,10.3,14,17,20.2,20.4,16.6,14.2,10.2,6.9
2009,5.4,4,7.1,11,14,17.2,20.2,21.6,18.7,13,9.9,6.5
