1901,2.9,4.2,4.3,3,7.2,9.4,10.1,9.2,9.2,7.9,5.6,1.9
1902,1.5,6.5,2.9,5,7.5,8.5,10.4,10.8,9.3,7.4,4.8,4.6
1903,3,0.2,3.8,3.4,6.8,10.5,10,10.1,9.1,7.6,6.1,3
1904,1.6,3.5,4.5,5.8,8,8.8,10.4,9.6,9.8,8.7,6.3,3.5
1905,5,3.9,6.4,6.2,8.3,9.6,11.4,10.7,9,6,2.1,1.9
1906,3.5,5.8,4.8,5.8,8,10.8,11.9,10.1,9.7,6.5,4.1,4.7
1907,3.2,6.2,3.6,6.2,7.6,10,11.6,10.6,8.8,8.1,3.8,4.8
1908,4,2,2.3,4.9,6.2,8.9,10.9,9,8.5,6,3.4,1.8
1909,5.6,4.1,3.3,4.1,6.2,10.6,12.2,9.5,8.3,7.3,5.5,1.9
1910,1.6,2.1,5.1,5.1,8.2,9.7,10.3,10.3,7.8,7.1,4.5,4.1
1911,3.1,1,3.4,3.5,6.1,8.2,11,9.4,7.8,6.4,3,0.9
1912,4.8,4,2.6,4.6,8.8,10.5,10.3,10.7,10.2,5,4.8,2.1
1913,0.8,1.1,2.4,4.5,7.7,10.2,12.5,12.2,10,6.9,5.9,3.9
1914,6.3,4.7,4.8,6.8,7.7,9.2,10,9.8,9.4,8,3.4,2
1915,3.7,4.7,5,6.9,8.7,9.3,11.9,12,8.7,5.9,4.1,3.4
1916,2.3,5.2,5.3,4.3,6,8.4,11.7,10.7,9.5,5.3,1.6,0.7
1917,-0.6,0.9,1.1,4.4,6.2,8.4,10.5,9.8,9.9,6.8,4.8,4
1918,2.7,2.2,3.1,3.4,5,9.2,10.3,10.1,10.4,7.1,3.6,1
1919,2.4,3.4,3.4,3.4,6.4,7.9,9.1,9.8,10.2,4,1.9,2.1
1920,1.4,0.3,2,4.1,5.6,9.1,10.6,10.4,10.1,7.2,4.8,4.1
1921,3,2.9,5,3.3,6.2,10.9,9.7,9.6,8.7,7.3,4.4,2.7
1922,-0.6,1.7,2.8,2.6,6.4,9,9.9,10.5,10.4,7.3,2.4,3.8
1923,2.6,0.6,2.3,5.8,6.9,9.1,11.3,12.4,10.4,8,4.8,1.4
1924,0.7,4.1,2,4.1,7.5,10.3,10,10.6,9.2,6.9,4.7,1.7
1925,3.4,5.1,3.1,6.2,8.5,9.7,11,10.7,9.9,6.2,3.4,2.7
1926,2.4,5.1,5.9,8.3,8.3,11.5,12.1,11.3,8.1,7.9,7.5,2.1
1927,4.5,4.1,3.1,4.4,6.6,10.3,11.2,10.6,9.5,6.9,6.7,1.1
1928,3.7,3.4,6.2,4.7,8,9.7,11.5,10.2,8.8,7.2,4.3,1.5
1929,1.2,0.2,3.2,3.6,6.3,9.8,11.2,10.9,8.7,6.4,2.8,5
1930,2.2,4.1,4.2,6.3,6.1,9.2,11.1,11.6,10.5,6.1,3.2,0.9
1931,3.3,4.3,5,5.2,9.1,10.8,13.1,11.5,8.7,7.2,2.4,3
1932,1.6,1.9,5.5,4.6,8.6,10.7,11.7,11.3,11.3,6.7,5.5,0.9
1933,1.1,0.9,5,4.5,7.1,10.2,11.7,11.4,9.4,8.2,3.5,4.6
1934,4.4,5.4,6.5,7.3,9.4,12.1,12.5,13.4,9.6,8.9,8.3,4.5
1935,4.1,5.6,2.6,6.9,8.3,11.1,12,11.9,9.5,8.2,4,4.8
1936,5.5,5.5,4.3,6.5,9.7,10.8,10.2,9.9,9.4,7.1,4.4,3.6
1937,-0.2,3.4,5.9,5.4,8.6,12.3,11.7,11.4,11.2,8.3,6.4,5.8
1938,5.1,5.5,5.5,6.7,7,8.9,11.3,10.4,11.8,9.1,3.6,4.5
1939,2.9,2.9,5.1,6.3,9.3,10.8,11.1,11.5,11.2,8.3,4.6,6
1940,5.2,7.3,6.1,6.7,9,11,12.2,11.8,12.7,9.4,5,4.9
1941,4.7,6.1,5.9,6.2,10,10.9,12.8,12.7,10.2,7.9,7.1,3.7
1942,3.9,2.5,2.6,6.2,7.4,10.2,13.4,11.8,10,7.2,4.8,3.6
1943,1.6,4,5.1,6.5,7.8,9.6,12,11.6,11.6,8.6,5.4,2.9
1944,2.8,2,2.6,4.7,7.7,10.2,11.7,11.4,9.7,8.5,5.4,4.9
1945,2.6,3.8,2.8,3.6,8.6,10.3,12.1,10.9,10,9.3,5.8,4.7
1946,2.1,1.7,3.2,4.3,7.5,10.3,12.6,11.5,9.9,6.1,2.6,3
1947,0.8,4.8,5.2,6.7,8.8,11.4,13,13.5,10.4,9.7,4.1,2.7
1948,1.5,1.1,1.7,4.4,7.7,10.8,12,11.7,10.1,8,3.3,0.1
1949,-2,1.5,4.9,5.6,9.2,10.1,11,11.9,11,5.8,7.3,1.3
1950,1,3.2,3.8,4.7,6.2,10.4,11.5,11.5,10.9,9.7,7.7,6.4
1951,2.8,3.7,2.6,5.7,8.4,10,11.7,12.2,11.4,8.8,6,2.7
1952,2.2,3.4,2.6,5.3,7.7,10.1,12.5,11.2,10.8,9.1,3.2,4.3
1953,5.4,2.7,3.7,4.8,7.7,9.9,10.9,13.1,12.3,7.9,7.1,3.8
1954,3.1,3.6,4.2,6.4,7.1,9.5,11.7,11.9,10.5,7.9,6.6,3
1955,0.9,1.3,2.5,4,7.5,10,11,9.8,8.8,7.9,4.6,4.8
1956,4.6,1.6,3.2,5.1,8.4,10.1,11.8,11.7,10.3,7.6,3.5,1.6
1957,0.5,4.6,5.5,5.8,9.5,10.9,11.9,11.3,11.9,10,5.2,3.9
1958,4.2,7.1,3.4,6.3,9.9,11.4,13.2,12.8,11.3,8.1,6.2,5.4
1959,4.5,2.6,4.1,6.1,8,10.7,12,11.9,11.4,8.8,4,2.4
1960,3.2,3.3,5.9,5.8,8.5,10.9,11.6,11.9,9.6,8.5,5.2,3.1
1961,3.8,5,4.6,5.1,8.6,11.4,11.8,13.1,10.3,7.4,4.6,2
1962,1.2,3.7,4,5.9,7.7,8.9,11,12.4,11.1,8.9,5.8,4
1963,1.2,7.6,4.1,5.4,9.2,10,11.8,11.8,12.6,9.9,6.2,3.6
1964,2.4,1.8,2.3,4.2,6.8,10.4,11.9,11.9,9.6,8.6,4.8,4.7
1965,3.3,2,4.6,6.5,6.6,9.7,11.6,13.1,9.7,8.9,6.9,2.1
1966,2.5,2.4,4.2,5.8,7.6,10,11.6,11.2,11.1,7.7,6.8,4.3
1967,2.7,2.9,3.2,3.4,7.8,10.4,11.5,11.3,12,8.9,7.1,0.9
1968,2.1,7,5.2,4.5,7.8,10.3,11.9,13.5,11.2,7.8,5.8,1.6
1969,2,2.8,3.2,4.7,9.2,12.1,11.6,10.7,10.7,7.7,4.9,5.2
1970,5.6,4.8,4.5,3.6,7.7,10.8,11.6,11,9.3,7.3,7.1,3
1971,2.7,2.5,3.5,4.5,7.9,10,11.7,12.9,10.6,5.7,3.9,1.4
1972,1.8,4.5,5.7,4.8,7.5,10.4,13.2,12.2,10.6,8.9,5.2,1.9
1973,2.6,5.4,3.1,5.5,7.6,10.5,11.9,11,11.3,7.2,6.4,5.3
1974,2.8,1.9,4.9,4.9,6.9,10.2,12.8,12.3,11.3,7,4.5,3.4
1975,1.4,3.2,3.8,2.7,6.9,9.6,11.9,11.2,10.6,7.5,3.1,3.1
1976,1.8,3,2.4,4.1,7.3,9.2,12.6,13,11,7.7,5.9,2.3
1977,2.3,4.8,3.3,5.6,7.4,11,11.7,13.3,11.5,8.1,5.1,5.6
1978,6.1,5.7,7.3,5.6,8,11.2,12.1,11.9,11,8.3,3,0.7
1979,2.7,3.7,4.9,6,8.7,9.6,13,12.6,12.8,10.1,5.8,4.3
1980,3.9,6.7,4.2,6.1,7.8,9.9,12.4,11.4,10.5,7.8,5.1,4.2
1981,5.7,5.2,4.6,5.6,8.7,11,11.3,12.2,10.7,7.6,7.4,6
1982,1.2,3.4,3.6,4.5,6.9,10.6,12.3,12.4,10.6,8.4,5,3.8
1983,4.9,6.4,6.1,4.5,7.8,11.9,13.6,14.3,13.1,10.5,6.5,6.1
1984,4.2,3.8,6.5,4.9,8.8,10.3,12.7,12.2,10,7.7,5.8,1.9
1985,2.8,3.9,3.8,6.3,7.5,10.9,13.3,12.5,10.8,8.1,2.5,2.7
1986,6.6,7.1,6.8,5.6,8.3,12.2,12,12.9,10.8,9,5.2,4.6
1987,3.2,4.6,5.3,6,9.5,11.2,13.1,12.8,10.9,10.1,6,4.5
1988,4,3.2,3.8,6.2,7.9,11.1,13.3,12.1,10.2,9.3,6.3,2.5
1989,1.8,1.7,6,6.8,8.1,11.7,12,11.9,10.1,7.2,4,2.1
1990,2.2,1.7,4,7.2,8.3,11.1,13.5,13.5,11.6,7.1,2.3,-1.5
1991,1.5,4.7,3.4,5.4,7.5,10.3,13.7,14.6,11.4,9,5.2,3.1
1992,3.5,6.7,7,8.1,10.2,12.8,15,13.4,11.7,10.7,5.3,3.1
1993,2.7,4.6,7.8,6.9,9.2,11.6,12.7,13.9,10.8,10.3,3.6,3.5
1994,4.6,4.4,5.8,6.8,9.7,11.2,13.3,13.7,12.2,8.4,3.2,3.3
1995,6.2,6.8,5,5.9,8.6,11.6,14.7,12.2,12.8,8.3,6.9,6.3
1996,5.2,6.8,4.9,6.3,8.3,10.3,13.1,12.2,10.2,8.6,6.6,5.3
1997,3.6,4,4.4,5.5,10.2,11.3,13.2,13.8,13.3,8.6,6.6,2.4
1998,6,5.2,5.1,5.4,8.1,11.4,12.3,12.6,11.3,7.5,5.6,1
1999,2.7,3.1,2.8,4.2,7.5,10.6,12.6,14.4,9.9,7.1,6.8,2.5
2000,4.5,6.4,4.3,7,9.9,11.1,13.7,12.2,12.7,8.9,4.2,3.8
2001,2.1,3.6,4.2,4.1,7,10,12.1,12.1,9.3,7.1,5.3,4
2002,2.2,3.2,2.9,5.3,6.5,10.3,12.1,10.9,9.4,7.7,4.9,4.4
2003,6.2,2.5,5.2,5.1,7.4,9.9,11.9,13,10.5,8.1,4.1,4
2004,4.1,4,5,5.7,9,10.8,12.9,13.3,10.3,7.4,4,3.4
2005,2.6,4.4,5.3,5.2,9.6,10.8,12.7,11.6,9.5,7.1,4.6,4.4
2006,3.8,2.4,2.9,5.4,7.4,11.1,12.3,11.2,9.2,6.5,5.5,2.5
2007,-0.2,3.9,4.4,4.2,6.9,9.3,13.4,12,9.9,7.3,4.1,1.7
2008,2,2.2,2.4,3,7.6,9.5,12.1,12.4,9.3,7.4,6.4,1.6
2009,1.9,2.9,3.2,4,8.1,10.7,11.8,11.8,12.8,7.4,5.5,3
