1901,12.2,9.9,8.7,6.2,3.4,1.6,-0.2,1.2,3.3,5,7.4,9.9
1902,10.6,9.2,8.55,6.8,2.9,0,-2,0,1.3,4.2,6.2,9.55
1903,10.8,8.7,7.6,5.5,3.9,0.8,0.1,0.5,2.1,4.7,7,9.1
1904,11.7,9.4,8.6,6.3,2.9,0.8,0.6,0.8,1.7,4,7.1,9.1
1905,11.8,9.8,10,5.7,0.6,0.9,-1,-0.2,2.3,4.1,7,9
1906,11.4,10.3,9.3,6.1,3.7,-1.3,-1.6,0.6,2.3,5.4,7.4,9.2
1907,9.9,9.7,7.7,4.8,2.3,-1.1,-0.2,0.2,1.4,4,6.5,7.1
1908,10.1,9.5,8.3,3.8,2.5,0.9,-0.4,-0.1,1.2,5,6.2,7.9
1909,10.1,8.7,7.8,4.9,1.7,-0.9,-1.1,-0.2,1.6,4.3,5.6,8.3
1910,9.5,9.1,8.05,4.2,2.3,-1.2,0,0.6,2.9,5.6,7.35,10.25
1911,9.6,8.3,7.8,3.8,2.3,1,0.4,-0.1,1.9,4.9,7,9.4
1912,11.6,8.8,8.2,5.7,1,0.3,0.7,0.2,2.5,4.9,5.8,8.7
1913,11.4,9.1,8.35,4.7,1.5,-0.2,-0.9,0,3.8,4.4,6.85,9.45
1914,10.1,10.4,8.7,5,3.1,-0.8,0.1,0.2,1.6,4.6,5.2,9.4
1915,10.1,9.7,9.3,4.5,1.4,-0.2,0.8,0.8,3.2,5.5,7.4,9.2
1916,10.8,10.3,8,5.6,3.7,0.2,-0.3,1.3,2.5,5.2,7.1,9
1917,10,10.6,8.1,6.1,3.3,1.2,0.9,0.7,2.8,5.8,8.3,9.1
1918,10,10.9,8.1,5.3,1.5,0.7,-1.1,0.3,1.7,5.4,5.9,10.2
1919,10.4,10.3,9.8,4.7,3.3,0.8,0.4,1.9,1.9,4.5,5.4,9.7
1920,10.6,10.3,7.7,6.5,2.7,0.8,-0.7,2.1,2.8,3.6,6.9,9.2
1921,10.4,9.3,8.5,6.1,1.9,0.2,0.6,0.3,2.3,4.9,7.6,9.2
1922,9.7,9.6,7.7,5.5,3.8,-0.2,0.9,1.2,3,4.7,7.2,10
1923,10.5,10.1,7.8,4.3,3.5,-0.2,-1.8,-0.7,2,3.6,6.4,8.1
1924,10.4,9.2,8.2,6,3.1,1.3,0.1,1.5,2.7,5.9,6.8,9.3
1925,9.8,9.1,8.2,4.9,2.8,0.2,0.1,1,3.3,4.5,6.7,9.6
1926,10.1,10.4,7.2,4.5,3.3,0.8,-1.3,1.3,2.1,3.5,6.6,9.6
1927,10.1,10,8.9,6.2,2.9,0.6,0.1,1,1.6,5,6.8,9.1
1928,9.6,9,7.5,5.1,3.1,-0.7,-0.5,2,3.9,5.9,7,8.3
1929,10.9,10.6,8.4,6.4,3.4,1.4,0.8,1,2.2,4.8,6.2,7.8
1930,10.2,10.4,7.4,6.2,2.8,1.7,-1.4,0.1,3.7,4.1,8.1,8.7
1931,11.5,11.3,8.9,6.2,3.4,2.4,-0.3,1.9,3,4.8,7.1,9.8
1932,11.2,11,8.8,6.2,4.2,1.8,1.2,1.1,3.2,6,7.3,9.7
1933,10.6,9.3,7.5,6,4.1,1.7,0.5,2.5,3.5,4.7,6.5,8.2
1934,10.5,8.9,8,6.2,3.7,0.4,1.4,2.8,4,5.6,7.9,9.5
1935,11.1,9.6,9.1,6.7,5.1,2.1,1.1,2.8,2.6,4.2,7,7.7
1936,10.1,11.3,8.7,6.5,2.6,0.9,2.3,1.7,3,4.7,9.1,7.3
1937,12.1,8.7,7.2,6.7,3.3,2,0.8,0.1,3.6,6.1,6.2,10.3
1938,8.6,10,7.1,5.9,4.2,1.5,0.6,1.3,3,4.8,6.6,9.2
1939,9.7,9.2,8.3,5.5,3.4,2.5,2,2.3,3.6,4.9,6.6,11.4
1940,10.3,11.2,7.9,5.2,3.8,2.3,2.4,2,3.8,5.5,7.5,8
1941,12.1,10.1,9.9,4.1,2.3,2.5,1.9,2.6,3.1,6.2,5.4,8.7
1942,10.9,9.5,7.4,6.4,3.3,1.1,0.1,1,3.5,5.5,8.1,10.6
1943,11.7,11,8.1,7.9,5.4,1.1,1.5,1.5,3.5,5.5,7.5,12.2
1944,11.8,11.3,10.2,7.4,4.1,1.5,1.1,0.4,3.2,4.2,7.7,10.5
1945,13.3,11.3,9.8,6.6,4.3,2.1,0.2,1.7,4.2,5.5,6.8,9.3
1946,10.1,8.8,8.8,7.6,3.8,2.5,1.8,2.1,3.4,5.2,5.4,8.5
1947,8.7,9.8,8.6,5.9,3.7,2.5,0.9,2,2.9,6.2,9.3,8.3
1948,10.6,10.3,7.5,6.4,4.7,2.3,0.1,-0.3,3.2,5.7,7.8,8.5
1949,11.9,9.4,7,6.9,2.9,1.3,1.3,1.4,3.5,6.9,8.1,8.9
1950,11.1,10.5,8.8,5.4,1.9,1.7,1.4,0.5,1.6,4.6,6.5,8.7
1951,10.6,8.4,8.1,6.9,4.9,2.5,0.9,2.2,1.3,4.9,6.1,11
1952,11.3,11.9,7.9,7.9,4.1,0.3,2,1.3,4.7,6.5,9,12.1
1953,11.2,12.2,8.9,7.1,4.9,2.4,0.7,2.1,2.6,5.2,8,11.1
1954,10.3,10.2,10.6,6.3,3.9,2.2,0.8,2.2,2.6,5.1,8.4,10.2
1955,12.4,9.7,8.6,6.3,2.7,0.6,-0.3,0.5,2.6,6,9.8,8.7
1956,8.6,10.2,8,4.6,2.4,1.5,2.1,1.8,2.3,6.4,9.8,11.6
1957,11.1,11.5,10.2,5.8,4.5,1.5,0.3,1.6,3.7,5,8.7,8.7
1958,11.1,9.8,10.2,5.7,2.9,1.6,3.4,0.6,2.8,7.6,7,9.5
1959,10.8,11.3,8.5,3.6,3.9,2.3,0.9,0.9,2.6,5.3,8.1,11.1
1960,13.2,12,9.4,6.2,4.4,1.1,-0.4,2.1,3.5,5.1,7.7,9.7
1961,9.1,9.7,8.3,5.6,3.2,-0.2,1.3,2.8,3.4,5.2,7.3,9.5
1962,10.7,11.3,10,5.4,4,2.4,0.1,2.6,3.3,6.8,9,10.8
1963,10.4,12.2,8.2,6.7,3.8,1,1.9,1.8,2,6.1,5.8,9.6
1964,11.3,8.6,7.9,5.9,4.1,-0.3,1.1,1.5,2.4,6.5,8,9.6
1965,10.9,9.6,9.7,5.5,1.9,3.7,-0.7,1.3,2.2,4.5,7.7,7.6
1966,10.5,8,8.7,6.8,5.2,1.6,0.1,1.5,2.1,3.8,8.1,8.1
1967,10.2,9.1,8.7,6.2,3.9,-0.8,0.8,0.4,2.5,5,7.5,10.4
1968,10.9,9,7.8,6.5,5.1,0.9,2.1,1.9,3.5,3.8,8,8.2
1969,10.7,9,8.3,6.3,3.6,1.3,1.4,1.1,2.7,4.1,7.2,10.8
1970,10.5,10.5,8.4,6.1,3.5,0.6,1.8,0.5,4.5,5,7.2,7.8
1971,8.2,8.4,7.7,5,2.8,-0.8,1.8,1.2,3.7,5.8,7.3,7
1972,10.5,9.8,6.6,6.7,1.6,0.4,-0.6,0.5,2.1,3.9,8,10.5
1973,9.9,9.6,8.9,5.5,3.2,1.7,-1.4,1.4,2.6,5.1,7.8,9.2
1974,9.5,9.7,8.4,5.7,2.1,0.4,0.7,1.7,2.7,5.5,8,8.7
1975,13.2,9.4,8.2,6.1,4.1,2.4,-0.3,0.9,3,5.4,5.8,8
1976,8.7,10.1,7.3,5.4,4.3,-0.5,-0.4,0.6,2.9,4.6,7.1,9.2
1977,10.3,10.2,8.6,7.2,4.1,1.5,1,1.4,3.8,5.9,6.9,11
1978,10.1,10.8,8.9,6.8,4.5,0.3,2.2,0.8,3.8,4.4,7.7,10.7
1979,12.7,10.5,8.8,6.7,4.3,2.3,1.5,2.4,1.9,4.8,6.9,10.1
1980,11.6,10.4,9.5,3.5,3.3,1.4,0.4,2.1,3.9,5.6,6.4,9.8
1981,10.4,10.2,8.9,7,3.5,2.2,0.6,1.7,2,5.7,6.7,9.6
1982,12.1,9.1,8.2,7.3,5.1,-0.8,-0.5,1.7,4.2,4.1,7,10.8
1983,12.6,10.2,8.95,6.3,3.4,-0.2,0,1.5,2.2,6.1,8.7,12.45
1984,11.6,9.2,8.7,4.8,1.9,-2.2,-1.5,0.7,4.3,4.7,7.8,9.9
1985,11.5,10.6,7.3,4.8,3.7,3.8,1.7,2.2,3.4,4.7,9.1,9.8
1986,10.2,9.8,7.7,5.4,3.6,1.2,1.4,0.6,3.2,6.7,6.1,9.8
1987,11.4,11.1,9.5,6.1,2.4,2.9,2.1,0.6,2.9,6.2,8.7,9.4
1988,10.1,12,8.8,5.8,2.2,1.2,-1.1,0.7,3.1,4.2,7.7,9.1
1989,11.3,11.3,8.3,6,2.5,2.9,1.3,1.2,2.9,6.3,8.2,9.8
1990,10.3,11.8,8.6,4.3,3.4,2.1,1.6,2.6,3.2,5.5,7.4,9.4
1991,10.5,10.9,8.6,6,3.4,1.3,0.2,0.4,3.6,4.4,8,7.9
1992,11.9,9.2,9.5,5.4,1.3,-0.4,-1.2,2,3.2,4.2,8.2,9.1
1993,11.5,11.4,9.3,5.8,2.5,1.3,-0.2,2.1,3.5,5.6,6.9,9.3
1994,11.6,9.6,9.5,5.3,4.7,2.8,0.9,1.2,2.8,5.2,7.4,10
1995,9.5,9.5,8,6.6,4.3,1,-1,-0.4,2.7,4.9,7.3,11.9
1996,9.8,9.3,8.3,5,3.9,1.9,1.7,2.4,4.1,5.6,7.4,8.8
1997,10.8,8,9.4,7.3,4.4,2.4,1.5,1.7,2.8,4.7,7.2,9.5
1998,10.2,11.8,8.5,6.1,6.3,2.6,2.6,2.1,2.3,3.9,7.3,10
1999,12,10.5,8.1,5.6,2.7,-0.5,-0.5,2.2,3.5,6.5,8.2,9.5
2000,10.4,9.4,7.1,6.1,3.3,1.5,-0.4,1.4,1.7,5.7,6.2,8.6
2001,9.7,10.3,7.7,4.8,3,1.5,-1,2.7,3.1,6.2,6.4,11
2002,11.3,10.8,7,5.3,3.5,-0.5,1.8,2.2,3.2,4.8,6.8,9.7
2003,10.6,9.4,9.3,4.9,4.1,2.7,1,1.9,3.7,5.7,7.5,7.8
2004,9.8,11.9,9.9,5.7,2.7,3.3,1,1.8,3.3,5.8,8,9.9
2005,10,12.9,8.4,5.3,2.3,0.5,1.1,0.4,2.9,5,7.4,10.1
2006,10.5,11.4,7.8,6.2,3.2,2.7,1.2,1.1,3.1,4.7,6.7,8.7
2007,11,9.6,8.7,6,2.2,0.4,-0.1,-0.7,3.6,5.2,6.5,10.2
2008,12.9,13,9.8,5.4,2.8,1.8,1.4,0.9,2,5.7,8.2,11.8
2009,11.5,10.6,8.6,7.4,2.9,1.4,0.4,2.7,2.5,4.3,4.8,8.4
