1901,2.4,0.3,1.4,3.2,6.6,8.8,11.5,10.3,9.6,5.8,3.6,2.1
1902,3,0.8,3.6,3.4,5,9.6,10.2,10,9.2,6.7,4.4,3.1
1903,1.7,3.4,2.4,3.3,6.2,9,10.8,9.7,9,6.3,3.6,1.8
1904,1.9,1.1,1.4,3.7,6,8.9,10.9,9.8,8.2,6.1,3.6,3.1
1905,3.1,2,2.2,3.8,5.9,9.6,11.3,9.8,7.8,4.3,1.9,4.4
1906,3,0.6,2.3,2.3,5.8,9.4,10.2,11.4,8.5,6.2,4.2,2.4
1907,2.2,1,3.6,3.4,5.9,7.9,10.1,9.7,9.5,5.8,3.3,2.5
1908,1.2,3.3,1.5,2.8,7.3,8.7,10.8,10.2,8.4,8.9,5,3.3
1909,2.9,2.2,1.2,4.2,6.3,7.9,10.3,10.3,7.9,6.4,2.1,2
1910,1.6,1.3,3,2.8,6.3,9.4,10,10.6,8,7.3,1.6,3.7
1911,2,1.9,2,3.4,7,8.8,11.2,11.4,8.3,6.1,2.7,3
1912,2.1,2,3.2,4.6,6.8,8.9,9.9,8,7.5,5.1,4.1,3.5
1913,1.7,2.2,2.2,3.4,6.2,8.4,10.2,9.9,9.2,6.9,4.3,2.8
1914,1.9,2.3,2.3,4.7,5.7,8.4,10.7,10.5,9.2,6.7,3.2,1.4
1915,1.6,0.4,1.5,4.1,6.7,9.2,10.3,10.6,9.7,6.5,1.4,2.5
1916,3.8,0.5,0.7,3.4,5.9,7.4,10.5,11.7,9.8,7.6,4.1,1.1
1917,0.5,-0.2,1.6,1.3,7.1,8.6,11.1,10.8,8.9,4.4,4.8,1.4
1918,1.7,4,2.5,3.3,7.2,8.6,10.2,10.8,7.3,5.3,3.1,4.4
1919,1.6,1.2,-0.1,3,7.9,8.4,9.1,10.2,7.8,5.9,0.2,3
1920,1.8,3.1,2.4,3.3,6.3,9.1,9.4,9.4,8.5,7.6,5.1,2
1921,4,2.8,3.3,3.9,5.8,8.8,12.2,10.2,9.2,8.9,5,5.3
1922,2.6,3.1,2.5,1.4,6.6,8.6,8.9,9.5,8.4,5.9,4.2,3.6
1923,3.6,3.1,3.4,3.8,5,8.4,11.6,10.5,7.9,6,1.1,3.4
1924,3,2,2.3,2.6,6.4,9.2,10.8,10.1,8.5,6.5,4.4,4.3
1925,3.3,1.7,2.3,2.9,6.2,9,10.7,10.2,7.8,7.3,2,1.9
1926,2.9,4.2,3.8,5.5,5.8,8.8,12.2,11.5,9.6,5.1,2.7,2.7
1927,2.2,2.6,3.7,3.8,6.3,7.6,11.1,10.8,8.2,7.2,3.4,2.1
1928,2.4,3.6,3.1,3.7,6.6,8.7,10.7,10.1,8.2,7.3,4.1,2.7
1929,1.2,2.1,4.6,3.8,6.3,8.3,10.5,10.7,10.1,6.2,3.7,2.8
1930,1.4,-0.2,2.3,3.8,6.3,8.8,10.8,10.3,9.1,7.2,3.1,3.2
1931,2.2,1.9,3.2,4.3,6.8,9.6,11,10.3,8.4,6.2,4.6,4.9
1932,4.1,1.4,2.5,3,6.5,9.2,11.4,12,8.8,5.6,4.3,3.6
1933,0.9,1.8,3.9,5.3,7.5,9.6,12.2,11.6,9.7,7.2,3.3,1.9
1934,2.9,2.1,2.4,3.2,6,10,12.3,10.5,8.9,6.6,3.6,5.3
1935,2.9,2.7,3.9,3.9,5.9,9.3,10.7,10.7,9.2,6.1,2.7,1.4
1936,1.4,1.8,3.9,3.1,6.5,9,11.3,11.4,10.2,7.1,3.4,3.3
1937,2.2,2.3,0.8,5.6,6.7,9,10.9,11.2,8.9,6,3.7,2
1938,2.8,2.5,5.3,3.4,6.4,9,10.1,10.2,9.3,7.2,5.7,1.8
1939,1.4,3.6,2.9,4.4,6.8,9.1,10.5,10.7,9.6,5,5.1,1.9
1940,0.4,2.9,3.3,4.9,7.4,10.8,9.7,10.6,8.1,6.6,3.8,2.7
1941,-0.2,1,2.4,3,4.7,9.6,11,10.6,10.3,7.6,3.3,5
1942,1.8,1.1,3.7,5.3,6.7,9.4,10.9,11.7,9.3,6.2,1.7,5
1943,3.3,4.4,4.2,6.3,6.6,9.3,11.2,10.8,9,7.5,4.6,3
1944,4.7,2.1,2.6,5.6,6.7,9.3,11.9,11.3,8.4,6.4,4,3.1
1945,-0.4,4.5,5.5,6.3,7.2,9.4,12,11.7,10.6,8.5,5.5,4.5
1946,2.6,3.6,3.1,4.6,6.4,8.5,10.9,10.1,10.1,7.5,5.1,1.7
1947,1.1,-1.7,1.7,4.6,7,10,11.2,12.3,10.1,8,4.9,3.4
1948,2.2,2.7,5.5,4.1,6.2,9,10.8,10.8,9.5,7.3,6.3,3.9
1949,3.7,3.5,3.2,5.6,5.7,8.9,11.8,11.3,10.7,8.1,4.2,3.6
1950,3.2,1.6,4.3,4.1,7.4,10.3,11.2,10.3,8.8,6.6,2.6,0.3
1951,1.3,0.1,1.6,3.2,5.1,8.8,11.2,10.4,9.3,7.2,4.6,3.3
1952,0.5,2.5,4.1,4.6,7.1,8.8,11.8,11,7.3,6.4,3.2,2.7
1953,2.6,2.9,2.3,2.7,7.6,8.7,10.9,10.8,10.2,6.6,5.1,5.2
1954,1.9,1.6,3.3,4.3,6.7,9,10.2,10,8.1,8.3,3.2,4.7
1955,0.8,-1,0.3,5,5.9,9.6,11.5,12.6,10.6,6,4.6,4
1956,1.6,-0.5,4.6,3.7,6.9,8.6,10.9,9.4,10.1,6.4,4.5,4
1957,2.2,1.7,6.3,4.2,6.5,9.4,11.3,11,9.5,7.6,3.8,3.2
1958,1.9,2.9,2.5,4.4,5.7,9,10.6,11.2,10.4,7.9,5.2,2
1959,0.7,3.8,3.8,4.6,6.9,9.7,11.2,11.3,9.5,9,3.7,3.1
1960,1.7,0.5,4.2,4.4,7.6,10.3,10.9,10.2,8.4,6,3.5,2
1961,1.8,5.5,5.7,5.5,5.9,9.1,10,10.3,9.1,6.5,3.3,0.5
1962,2.1,2.7,0.1,3.3,5.7,7.8,10.4,9.5,7.9,7.2,3.3,2.6
1963,-0.6,-1.3,3.1,4.4,5.7,9.4,10.1,10,8.3,8.3,4.2,1.3
1964,3.2,2.9,2.8,4.2,7.9,9,10.9,10.1,9.7,6.4,4.9,2.4
1965,0.6,0.2,2.9,4.5,7.1,9.1,9.5,10.3,7.8,7.7,1.9,2.5
1966,1.7,4.3,4.3,4.6,6.5,10.2,10.5,10.1,9.8,4.6,2.1,3.9
1967,2.5,2.8,3.4,4.1,5,8.9,11.2,10.2,9.3,6.6,2.8,3.4
1968,3.3,-1.5,2.8,3.4,4.9,9.4,9.6,10,9.1,9.7,4.7,1.8
1969,2.7,-1.2,1.1,3.5,6.4,8.4,10.9,10.6,9.1,9.9,2.4,2.9
1970,1.5,0.7,1.6,3.2,8,10.4,10.1,10.2,9.8,8.1,4.5,2.1
1971,3,2.8,2.7,3.5,6.1,8.2,10.6,10.4,10,8.8,4.2,4.7
1972,1.1,1.9,2.1,4.4,5.9,7.1,10.5,9.1,6.8,7.2,3.2,3.9
1973,3.8,2.9,2.6,3.5,6.6,9.1,10.5,10.9,9.2,6.7,4.8,3.1
1974,3.5,2.8,2.5,3.8,6.3,8.7,10.5,10.1,7.6,5.2,3,5.7
1975,3.7,3.7,1.7,4.5,5.2,8.9,11.6,11.5,8.3,7.9,4.2,3.3
1976,3.8,2.5,3.3,4.3,6.6,10.2,12,11.5,8.5,5.3,3.5,0.2
1977,0.5,2.2,4.3,3.8,5.6,7.5,11.1,10.3,8.5,8.7,2.5,4.9
1978,1.6,1,3,3.4,6.5,8.6,10.6,10.6,10.4,9.1,5.7,2.8
1979,-0.7,0.1,1.2,3.4,4.7,9.2,11.3,10,8.8,7,4.9,2.9
1980,0.4,2.7,2.1,4.3,6.3,9.2,10.5,11,10.2,6,3.9,3.6
1981,4.3,2.2,4.6,4.8,6.6,9.3,10.6,11.4,9.9,4.3,5.5,0.5
1982,2,2.7,2.6,4.8,6.5,10,11,10.5,9.1,6.6,4,2.2
1983,4,0.7,4.5,1.8,5.8,9,12.4,12.2,9.4,6.9,5.3,4.6
1984,0.8,2.6,1.5,4.5,4.9,9.2,11.1,11.7,8.7,6.5,2.5,3
1985,-1.9,2,2.1,5,5.9,8,10.8,9.6,10.1,7.1,1.1,3.7
1986,1.5,-1.6,2.1,1.7,6.2,9.3,10.9,8,6.7,7.1,4.3,2.9
1987,1,1.2,1.8,5.3,6.1,8.5,11.4,10.6,8.3,5,4.1,4.1
1988,2,1.8,4.2,4.9,6.2,9.8,9.9,10.2,9.1,6.5,3.5,6
1989,4.7,3.2,3,2.2,7.2,8.8,12.1,11.5,8.8,8.3,3.9,1.5
1990,3.5,3.1,5.5,3.9,8.1,8.9,11.5,12,7.9,8,3.5,1.9
1991,1.3,0.4,4.5,4.7,7,8.5,12.4,11.7,9.9,6.3,4,4.3
1992,2.8,3.6,4.5,5.1,7.9,10.3,11.7,9.7,7.1,4.5,4.6,2.1
1993,3.2,4.2,3.6,5.8,6.2,9.8,10.8,9.5,8.1,4,3.8,3
1994,2.4,1.8,4,3.8,6.4,9.3,11.1,10.4,8.1,7.1,6.6,4
1995,2.4,3.4,2.6,5.1,6.9,9.8,13.1,11.9,8.7,9,4.7,1
1996,3.3,0.6,2.9,4.8,4.8,9.2,11.1,11,9.6,8.2,3.3,1.6
1997,1.5,3.3,4.6,6,7.3,9.5,11.7,12.5,10,7.8,5.7,3.7
1998,2.8,5.3,5.6,3.7,7.9,9.5,11.3,11.3,10.1,7.5,4.9,3.6
1999,2.9,4.2,3.8,5.7,8.3,8.8,12.2,11.9,10.2,7.2,4.9,2.6
2000,2.7,3.7,4.6,3.6,7.3,9.9,12,11.3,9.9,6.6,3.9,2.7
2001,1,1.5,2.3,4.3,7.2,9.2,11.1,10.9,9.6,8.9,5.9,1.9
2002,4.7,3.6,3.9,4.8,7,9.2,10.9,11.2,9.2,5.9,5.4,3.4
2003,2.1,2.7,4.1,5.7,6.5,10.3,12.2,11.9,9.8,6,5.1,3
2004,3,2.4,3.2,5.2,7.1,10.2,10.1,11.6,10.3,5.4,5.7,4
2005,4,2.1,4.1,4.5,6.3,10.5,11.4,11.2,9.4,8.1,3.7,3.7
2006,2.3,2.2,2.3,4.3,6.7,9.8,12.1,11.1,10.9,8.7,4,4.2
2007,4,2.1,3.2,5.7,6.9,10.5,11,10.9,8.9,8.4,5.7,4.1
2008,3.3,2.5,2.6,4.1,8,9.3,11.3,11.9,8.1,5.7,4.7,2.2
2009,1.8,2.1,3.9,5.8,6.9,10.3,11.5,11.4,9.2,8.7,4.9,-0.1
