1901,3.1,0.9,1.8,4,6.5,8.2,12.1,10.6,10.3,6.2,4.3,1.7
1902,2.4,0.1,3.9,3.4,4.7,8.2,9.2,9.4,9.4,6.9,5.9,3.7
1903,2.1,4.6,3.1,3.3,6,8.1,10.2,9.2,9.2,7.2,4.6,2.1
1904,2.9,1.5,1.9,4.7,6.1,8.8,10.6,10,8.7,7.1,4.3,3.3
1905,3.8,2.7,3.4,3.4,6.4,9.6,11.5,10,8.4,5.1,3.2,5.1
1906,3.5,0.6,2,2.7,5.7,9.1,9.6,11.6,9.1,6.5,5.9,2.5
1907,3.4,1.3,3.6,4,6.1,7.5,9.9,9.2,9.4,6.8,4.2,3.3
1908,2.3,3.9,1.9,2.6,7.7,9,10.9,9.9,9.1,9.8,5.9,4
1909,3.5,3.2,0.9,4.4,5.9,7.8,10.3,10.8,8.1,6.9,3,1.5
1910,1.9,2.1,3.7,3.5,6.7,9.2,10,11.2,9.3,7.8,2.2,5
1911,3.7,2.6,2.4,4.2,7.6,8.7,11.2,11.8,8.9,6,3.5,4.2
1912,2.4,2.4,4.4,5.1,6.7,8.9,10,8.1,7.6,5.6,4.7,3.8
1913,3.3,3.4,2.4,4,6.5,8.7,10.3,10.2,9.3,8,5.8,3.7
1914,3.3,4.1,2.4,5.7,6.2,8.9,10.9,11.2,9.3,7.8,4.1,1.4
1915,2.3,1.6,2.5,4.7,5.2,8.4,9.7,10.9,9.3,6.4,1.9,2.4
1916,5.4,1.4,1.1,4.2,6.1,7.3,10.8,11.6,10,7.6,5.8,1.8
1917,1.4,0.9,1.8,1.7,7.1,8.3,10.7,11.5,9.8,4.3,6.3,2.1
1918,2,5.2,3.3,3.4,7.7,8.4,10.2,11.9,6.9,6.2,4.1,4.8
1919,2.3,1.1,0.1,4.3,8,8.5,9.9,11,8.6,6.1,1.3,3.3
1920,2.6,3.9,3.4,4.4,7.2,9.1,9.5,9.5,9,8.2,6.6,2.9
1921,5.1,4.3,3.7,4.1,6.1,9,11.8,9.9,9.7,9.4,4.7,5.4
1922,2.9,3.4,2.6,1.3,7.4,8.2,8.7,9.4,8,6,5.1,4.3
1923,4.7,4.2,4,3.8,4.6,8.4,11.6,10.1,8.1,6.8,1.7,2.9
1924,3.8,2.8,1.5,2.9,6.4,9,10.1,10.6,8.7,6.6,6.1,5.6
1925,4.1,2.1,2.7,3.3,6.8,9.4,11.5,10.8,8.1,7.7,2.8,1.5
1926,3.6,4.2,3.3,6,5.6,8.6,11.7,11.1,9.6,5,3.5,3.5
1927,3.1,3.3,4.1,4,5.6,6.3,11.2,11,8.1,7,4.2,1.6
1928,2.8,3.2,3.2,4.2,6.6,7.2,10.5,10.2,7.9,7.5,5.1,3.1
1929,1.2,1.6,4.4,3,6.3,8,10.5,10.5,10.3,6.4,4.8,3.6
1930,2.6,0.1,1.7,4.8,6.7,9.1,10.9,11.2,9.5,7.6,3.4,3.8
1931,2,1.9,1.8,4.1,7,8.7,11,10.2,8.3,5.9,5.9,5.1
1932,4.5,2.6,2.4,3.1,6.6,9.3,11.4,11.4,8.7,5.6,4.8,4.1
1933,1.3,2.1,3.9,5.6,7.3,10.1,12.4,11.5,10.2,7.6,3.9,2.7
1934,3.5,3.8,2,3.9,5.9,9.5,12.1,10.9,9.9,7,4.4,6.1
1935,3.8,3,4.3,4.5,6,9.7,10.6,11.3,9.7,6.4,4.4,1.8
1936,1.7,1.6,4.2,2.9,7.1,9.1,11.5,11.4,10.7,6.8,4.1,3.9
1937,3.3,2.1,0.7,6,7,9.1,10.9,11.2,9.1,6.8,4.6,2
1938,3.3,3.1,5.8,3.7,6.3,8.7,10.1,10.6,10,7.5,6.7,2.8
1939,1.5,3.9,3.6,4.8,6.9,8.7,11,11.4,10.1,5.5,5.7,3.2
1940,-0.7,1.8,2.5,5.2,7.8,10.2,10.4,10.5,8.1,7.4,4.5,2.9
1941,-0.3,0.6,2.7,3.5,5.3,9.6,11.3,10.3,11,7.6,4.6,4.7
1942,1.6,0.5,2.4,5.1,6,8.1,10.2,11.7,9.3,6.9,3.6,4.9
1943,3.2,4,4.3,5.9,6.1,8.8,10.4,10.6,9,7.9,4.6,3.6
1944,4.4,2,2.4,5.9,6.4,8.5,12.1,11.2,8.2,6.2,3.5,3.3
1945,-1.1,4.2,5.6,5.2,6.4,9,11.3,11,10,8.4,6.4,4.1
1946,2.4,3.4,2.7,4.5,6.2,8.1,10.6,9.6,10.2,7.6,5.3,2.1
1947,1.6,-1.8,-0.2,4.4,7.1,9.2,10.8,12.2,9.7,8.3,4.5,4.2
1948,2,2.9,4.4,4.8,5.4,8.8,10.6,10.8,9.6,6.9,5.8,4.4
1949,3.3,3.6,2.7,5.6,5.7,8.7,11.2,11.2,10.7,8.7,4.9,3.6
1950,3.9,1.6,4.1,3.5,6.5,9.4,11,10.9,9,6.9,3,0.2
1951,1.7,0.6,1.2,2.5,5.1,7.8,11,10.5,9.7,7.9,5.8,3.9
1952,0.4,1.7,3.9,5.1,7.3,8.5,11.2,10.8,6.8,6.4,2.5,2
1953,3.4,3.1,2.5,2.5,7.6,9,11,10.9,10.4,7.9,6.3,5.1
1954,2.6,1.2,2.8,3.9,7.2,8.9,10.1,10.2,8,7.7,3.8,4.8
1955,0.7,-1,0.5,4.8,5.3,8.9,11.3,11.7,10.2,6,5.7,3.1
1956,1.4,-0.1,3.3,2.8,7.1,8,11,8.9,9.9,7,5.3,4.7
1957,2.5,2.1,5.8,4.9,5.9,8.5,11.5,11.2,8.6,7.4,5.1,3.7
1958,1.4,1.6,1.4,4,5.2,8.9,11,11.2,11.1,8.4,5.9,2.9
1959,-0.2,3.5,4.4,5.3,7.2,9.3,11.4,11.8,9.8,9.1,5.3,3.6
1960,2,0.7,3.4,5.4,7.5,10.4,10.9,10.3,8.9,7.3,4.5,1.9
1961,1.6,4.5,5.7,5.2,6.5,9.2,10.3,10.4,9.8,7.6,4,0.6
1962,1.8,2.4,-0.3,3.1,5.9,8.4,9.6,10,8.9,8.1,4.4,2.4
1963,-1.5,-1.5,2.9,4.3,5.8,9.2,9.7,10,9,8,4.6,2.4
1964,3.6,2.8,2.4,5,7.8,8.9,10.9,10.2,9.4,6.3,5,2
1965,1,1.6,1.9,4,7.1,9.3,9,9.9,8.4,7.7,2.6,2
1966,2,2.7,4,3.1,6.2,10.1,10.4,9.5,10.3,6.3,3.2,3
1967,3.3,3.5,3.7,4.4,5.6,8.5,10.8,10.7,9.3,6.8,4.1,3.3
1968,3,-0.3,3,3.5,5.1,8.6,9.7,9.8,9.3,9.5,4.6,2.6
1969,3.1,-0.7,0.9,3.1,6.3,8.4,11.1,11.6,9.7,9.9,2.1,2.4
1970,2.3,0.1,1.3,3.1,7.9,10.1,10,10.8,9.8,7.7,4.8,3.2
1971,3.6,3.8,3.9,4.1,6.8,7.8,10.7,10.8,9.9,8.7,4.8,5.8
1972,2.7,2.6,2.7,4.8,6.7,7.4,10,9.9,7.6,7.8,3.7,4
1973,4,2.4,3.2,3.3,6.3,9,11,11,9.3,6.2,3.7,2.9
1974,4,3.5,2.3,3.6,7,8.1,10.4,10.5,8,5.4,3.9,5
1975,3.6,3.1,1.8,4.7,4.7,8.5,11.4,12.1,8.7,7.9,4.6,4.6
1976,3.7,3.2,2.9,4.7,6.8,10.3,12.2,10.8,9.5,7.4,4.4,1.1
1977,1.2,1.9,3.9,3.9,5.2,7.5,10.8,10.1,8.7,9.2,3.3,4.6
1978,1.5,0.2,3.4,3.2,6.5,8.8,9.9,11.1,10.4,9.3,6,3.1
1979,-1.3,0.3,1.1,3.8,4.7,9,11,10,9.1,8.5,4.4,3.3
1980,1.3,3,1.9,4.9,6.4,9.3,10.2,11.3,10.9,6.4,5,3.9
1981,2.8,2.1,3.7,3.8,6.9,9,11.1,11.1,10.2,4.5,5.2,0.3
1982,1.4,3.3,2.7,5.2,6.1,9.6,10.9,11.1,9.3,7.4,4.6,2.2
1983,3.6,0.5,4.1,2.2,6,8.8,11.7,12,9.4,7.3,5.4,4.4
1984,0.7,2.5,2.4,4.1,5.1,9.7,11.1,11.4,9.2,7.1,4.9,3.7
1985,-0.8,1.5,1.5,4.6,6.1,8,11.1,10.4,9.8,8.3,1.5,3.8
1986,1.2,-1.1,2.4,2,7,8.7,10.9,8.9,7.3,7.8,4.8,3.4
1987,1,1.2,1.6,5.3,5.9,7.8,11.3,10.7,9,5.7,5.4,3.9
1988,2.7,2.7,3,4.9,6.4,9.4,10.6,11,9.3,7.2,4.2,6.1
1989,5.3,3.1,3.1,2.8,6.8,8.8,11.5,11.5,9.1,8.5,4.4,2.1
1990,3.8,3.5,5.1,3.9,7.2,9.2,11.1,12.1,8.6,8.3,4.4,2.6
1991,1.8,0.8,4.1,4.6,7.1,7.6,12.6,12,9,7.4,4.6,4.1
1992,3,3.7,4.3,4.9,7.5,10.1,10.8,10.4,8.6,4.4,4.5,2.6
1993,2.7,4.7,3.6,5.2,6.7,9.7,10.5,9.8,8.4,5.2,3.7,2.5
1994,2.2,2,3.3,4,6,8.9,11.5,10.7,9,7.4,7.9,3.9
1995,2.1,3.2,2,4.7,6.4,8.9,11.6,12.4,9.4,9.4,6.1,1.3
1996,4.5,1.1,2.9,5,4.6,8.9,10.8,11.5,9.9,8.6,3.7,2.7
1997,2.6,3.2,5,5.8,6.8,9.2,11.5,12.8,9.7,7.7,7.2,4.8
1998,3.7,6.3,5.1,4,7.5,9,11.1,11.1,10.7,7.2,4.8,4.3
1999,3.2,3.1,3.9,5.6,7.8,8.9,11.4,11.3,11.4,8.9,5.6,2.7
2000,3.6,3.7,4.8,4.1,6.6,8.9,11.2,11.2,10.7,7.3,4.7,3.8
2001,2.5,2,2,4.1,7.5,8.9,11.3,11.2,10.1,10.4,6.4,3.8
2002,5.1,4,4.4,5.4,7.4,9.8,10.9,12.1,10.2,6.8,6.8,4.7
2003,3.4,2.9,4,6,7.4,10.4,12.7,11.7,9.7,6.5,6.7,4.5
2004,4.1,2.7,3.8,6,7.2,10.2,10.9,12.9,10.9,7.4,6.7,5.5
2005,5.2,3.2,5.3,5.3,6.3,10.4,11.8,11.5,11,9.8,4.9,4.6
2006,4.2,3.2,2.6,4.3,6.9,9.8,12.5,12.1,11.9,10.1,6.2,5.2
2007,4.9,4.1,4.1,6.3,6.8,10.4,11.2,11.2,10,9.3,6.7,4.6
2008,4.1,3.8,3.4,4.5,8.6,9,12,12.6,9.9,7,5.6,3.2
2009,3.1,3.4,4,6.2,7.4,9.8,11.8,12.3,10.4,8.9,6.2,2.2
