1901,11.3,11.8,10.5,8.9,4.4,1.9,1,2.9,5.7,7.7,10.3,10.1
1902,11.9,10,10.4,8.9,3.4,0.6,-1.7,2,3.6,7,8.4,11.6
1903,12.2,10.6,8.5,7.6,4.7,1.1,1.3,1.3,3.4,7.1,8.8,10.5
1904,12.9,11.5,9.1,8,2.6,1.5,-1.5,2.4,4.5,6.9,9.3,12.3
1905,13.25,10.3,10.3,7.25,2.6,-0.6,-1.1,0,2.7,5.25,7.65,8.85
1906,10.7,10.2,7.2,4.8,0.1,-0.1,-1,1.8,4.1,6.6,8.2,8.7
1907,10.1,10.3,8.5,6.2,2.5,-0.1,0.8,1.5,3.6,6,7.6,8.1
1908,10.7,12,8.7,4.7,2.8,1.7,0.3,1,3.4,5,5.8,8.6
1909,10.9,9.6,8.1,5.9,1.6,1.5,0.2,0.3,3.3,6.4,7.4,7.6
1910,8.8,10.5,9.9,6.3,3.1,0.4,1.1,1.5,5,8.1,9.2,11.8
1911,10.3,10.2,9.1,5.6,3,2.9,1.8,0.8,4.1,7.1,8.8,11.2
1912,12.7,9.4,10,8.1,2.5,1.8,3.1,1.3,4.1,7.6,6,9.8
1913,12.5,9.3,9,6.9,1.7,0.3,-0.3,1,5.4,6,8,10.3
1914,10.3,10.1,9.7,6.7,2.8,-0.3,0.7,1.5,3.3,6.4,6.6,10.6
1915,11,9.9,10.4,4.3,1.6,0.7,1.5,1.4,5.1,7.6,8.3,9.8
1916,12.5,11.2,9.3,7.1,4,1.8,1.2,3,4.4,7.3,8.4,10.5
1917,10.8,11.3,9.2,8.2,4.3,1.4,2.2,1.9,4.8,8.3,10.1,9.6
1918,11.1,11.6,8.9,6.2,2,2.9,0.2,1.1,4.1,7.6,7,12
1919,12.2,11.6,9.1,6.2,3.6,2.3,1.8,3.4,4.3,6.9,7.5,10.8
1920,11.9,11,8,8,3.2,2.3,0.9,3.5,4.8,6.8,8.6,10.5
1921,11.5,10.1,10,7.8,1.6,2,2.4,1.7,4.7,7.9,9,10.3
1922,10.1,10,8.6,7.3,4.6,1.5,2,2.2,4.7,7.2,8.9,12
1923,11.4,10.3,8.4,5.7,4.5,0.6,-0.8,0.7,4.2,6.4,8,9.4
1924,12.8,10.7,9.2,7.3,4,2.5,1.1,3.1,5,8.3,8.8,9.7
1925,10.5,9.9,9.2,6.5,3.9,1.7,1.6,1.9,4,6.4,7.7,10.4
1926,10.2,10.4,7.5,5.9,4,2.4,0.3,2.5,3.8,4.8,7.9,10.6
1927,10.5,10.6,9.8,7.5,3.7,2,1.5,2.2,3.3,7.7,8.4,10.7
1928,10.1,10.3,8.4,7.1,4.4,0.9,0.9,3.8,6.3,8.2,8,9.2
1929,11.4,11.2,9.6,7.5,4,2.9,2,2.4,4.1,6.9,7.5,8.4
1930,10.8,11.8,8,8,3.3,0.7,-0.8,1.7,4.6,6.3,10.1,9.7
1931,12.9,10.8,9.4,7.4,4.3,2,0.8,3.1,4.1,6.7,8.7,10.2
1932,11.1,11,9,6.5,4.8,1.4,0.7,2.1,4.5,7.6,8.3,9.4
1933,11.2,9.9,9.1,6.7,3.5,1.9,1.9,2.2,5,6.3,7.7,9.9
1934,11.3,9.5,8.3,7.3,3.4,1,1.6,3,5,8,8.4,9.8
1935,11.1,9.7,8.7,6.5,3.9,2.1,0.4,2.7,3.8,6.5,8,9.3
1936,10.9,11,9,7.4,1.6,2.1,2.1,2.4,4.3,6.2,9.5,9.8
1937,11.3,8.9,8,7,2.5,1.2,0.5,0.9,5.2,7.4,8.3,11.1
1938,10.1,10.3,8.4,7.7,4.5,2.1,1.7,2.1,4,6.7,8.4,10.7
1939,10.7,10.1,8.8,6.9,2.1,1.7,1.1,1.1,4.7,6.3,7.8,11.6
1940,10.9,11.8,9.3,5.9,3,1.6,1.9,3,4.6,7.4,9,9
1941,11.7,10.4,10.1,5.5,1.3,3.3,2.8,2.9,4.6,7,7.9,10.3
1942,11.4,10.7,8.1,7.7,3,2.1,1.5,2,4.7,7.6,9.6,10.8
1943,10.5,11,9,8.3,4.4,2.6,2.7,0.6,3.7,6.7,8.3,11.4
1944,11.3,11.1,10.8,7.9,4.4,0.4,1.6,1.9,4.2,6.7,9.1,10.9
1945,12.9,11.7,9.5,6.7,3.6,1.9,0.9,2.8,5.4,7,8,10.9
1946,11.3,9.5,9.1,8.6,3.8,2.2,2.1,2.2,4.5,6.8,7.5,9.3
1947,9.4,10.2,8.9,6.5,2.3,1.9,1.9,3.1,4.4,8,10.2,10.3
1948,11.2,10.25,7.8,7.75,3.4,1.8,0.5,0,4.3,7.2,8.55,9.75
1949,11.2,10.1,7.9,7.1,2.6,1.5,1.7,2.5,4.9,7.6,8.7,9.9
1950,10.8,10.3,9,5.8,0.8,1.5,2.1,1.8,3.5,6.5,7.4,9.7
1951,10.1,10.7,8.5,8,3.3,-0.1,1.5,2.6,3.7,6.8,9.3,11
1952,12.1,11.4,8.5,7.6,2.8,2.9,1.8,2.4,5.6,7.5,10.1,11.1
1953,10.8,11.1,8.9,6,2.7,2,0.9,2.4,4.3,6.3,8.3,11.1
1954,10.5,9.5,8.8,6.9,3.3,1.3,-0.2,1.6,3.4,7.1,8.2,9.3
1955,11.2,9.5,8.7,6.3,3.5,0.3,0.7,1.7,4,7,9,8.3
1956,10,10.1,9,6.7,3.7,2.4,1.9,2.8,3.9,7.9,10.8,11.5
1957,10.4,11.7,9.8,7.6,2.7,1.7,1,3,4.4,5.6,9.4,9.9
1958,11,9.8,10.2,7.3,2.7,0.9,1.9,1.9,4.2,8.2,8.5,10.1
1959,11,10.1,8.6,3.9,2.2,2.1,0.8,2,4.2,5.8,8.7,10.5
1960,11.9,11,9.9,6.6,3.7,0.7,1.6,2.5,4.8,6.3,8.6,9.2
1961,9.7,10,8,5.4,3.6,0.4,-1.4,1.6,3.8,6.5,8.2,9.6
1962,11.1,11.3,9.2,6.4,3.8,1.5,2.9,1.4,5.1,8.3,8.6,10.4
1963,10,12.1,7.7,4.6,3.9,1.4,1.5,0.8,2.4,6.7,7.7,10.6
1964,11.4,9.5,8.3,6.6,1.8,-1.1,0.8,1.1,3.3,7.4,8.5,10.5
1965,10.6,9.2,10,5.3,2.8,1.2,-0.9,1.7,4.6,5.9,8.6,9.2
1966,11.2,9.1,8.8,6.9,3.3,0.3,-1.8,2,3.4,5.5,9,10.2
1967,10.1,9.9,9,7.5,1.9,1.6,0.5,0.9,4.3,6.2,8.6,10.4
1968,11.4,9.2,8.8,7.2,4.7,2.8,1.7,2.8,3.7,5.7,8.3,9.6
1969,10.7,9.9,9,6.7,1.9,1.5,-0.3,2.6,3.5,5.4,8.3,10.5
1970,11.4,10.4,7.9,6.4,2.3,1.3,0.9,0.8,4.3,6.5,8.9,8.7
1971,8.6,8.85,8.05,6.05,2.2,0.3,0,2.1,4.25,7.05,7.25,7.25
1972,10.4,8.9,7.3,7.1,1.3,0.8,0.5,1.4,3.4,5.2,9.7,10.6
1973,9.4,10.3,8.9,5.4,2.6,0.1,-1.9,2.4,4.2,7,8.1,10.1
1974,10,9.9,9.3,7,1.6,1.5,0.7,1.4,4.3,6.8,7.9,9.9
1975,11.8,9.5,9.1,6.1,3.6,0.9,0.5,1.4,3.8,6.7,7.8,8.4
1976,8.5,10.9,6.95,6.25,3.95,0,1.1,2,4.1,6.25,7.3,8.35
1977,10.2,9.9,9,6.3,3.2,1.1,-1.2,1.9,2.9,6.4,7.7,11.4
1978,11.2,11.3,10.2,7.5,2.6,1.7,0.3,2.4,5,5.9,8,10.2
1979,12.5,10.9,9.2,8.2,2.4,2.5,1.4,1,3.5,5.6,7.2,11.1
1980,11.2,9.3,8.5,5.5,3,1.5,-0.3,1.3,5.1,7,7.2,9.6
1981,11,10.2,8,6.5,2.3,0.7,1.6,2.4,3.7,7.6,8.1,10.6
1982,12.5,10.5,8.9,7.3,4.1,-0.5,-1.6,0.7,3,5.5,8.7,10.4
1983,11.4,9.7,9.2,7.1,2.8,1.5,1.9,2.5,4.1,7.1,9,11.6
1984,10.55,9.35,8.6,6.7,0,-1.1,-2.1,0.7,5.05,6.65,9.25,12.2
1985,12.5,11.3,7.3,6.2,2,0.9,1.5,3.1,4.4,6.6,9.8,10.9
1986,10.6,8.5,7.8,5.2,1.9,0.3,0.9,2.7,3.8,7.1,7.6,10.2
1987,10.6,10.1,8.9,7.5,4,2.1,0.7,0.4,3.6,7.1,9.4,10.4
1988,10.5,11.1,9.5,6.1,4.4,2.2,0.6,0.6,5,5.7,8.6,9.1
1989,10.4,10.9,9,6.5,4,0.8,1.3,1.1,3.9,7.6,9.2,9.7
1990,10.7,12.5,9.2,5.3,3.7,1.6,2,1.5,3.9,6.9,7.2,10.1
1991,11.2,10.3,8.5,6.6,3.6,0.4,-0.3,0.9,3.4,6.2,8.1,7.7
1992,12.3,9.5,8.6,6.7,2,0.3,-1.1,1.5,3.5,5.8,9,12.2
1993,10.6,11,9.7,5.4,2.5,-1,1.2,3.2,5.4,7.9,9,10.1
1994,11.7,9.6,8.7,7.1,2,0.6,-0.5,2.7,2.7,5.9,9.1,10.4
1995,11.1,10.6,8,7.7,3.4,-0.5,0.3,-0.3,3.9,6.7,8.2,10.7
1996,9.7,9.6,8.8,5.8,4.3,1.5,1.6,2,5.7,6.3,7.8,10.3
1997,10.5,8.9,9.3,6,1.8,0.7,-0.6,1.7,3.5,6.1,8.5,8.9
1998,10.8,11.8,9.3,7.1,3.1,2.3,2.6,3,3.8,6.8,8.6,9.7
1999,11.8,10.1,8.7,6.9,2.9,0.2,0.9,1.9,3.6,7.7,9.9,9.9
2000,10.8,9.8,8.6,7.2,3.4,0.2,-0.3,1.6,2.4,6.1,7.9,9.1
2001,10.6,10.5,7.8,6.8,2.9,2.2,-0.6,1.5,4.2,7.1,7.9,10.4
2002,10.7,10.9,7.3,6.3,0.6,-0.7,0.7,1.7,4.4,5.5,7.7,10.9
2003,10.4,10.2,8.4,6.8,4.6,1.2,3.1,2.9,4.6,6,8,10
2004,11.9,12,9.4,6.9,4.3,3.3,0.6,2.7,4.5,7.2,9.8,11.1
2005,10.8,12,8.6,6.7,2.3,-0.7,1.3,1.7,5.3,6.6,8.7,10.3
2006,11.6,10.7,9.3,6.5,4.3,1.1,1.4,1.7,4.2,7.3,8.6,9.7
2007,11,10,9.1,6.4,2.4,1.3,0.6,2.3,4.9,6.1,7.9,10.4
2008,11.8,11.5,10.4,6.4,2.4,0.8,1,0.6,5,7.1,8.4,11.4
2009,11.5,10.4,9.3,7,2.4,2.5,1.3,2.2,4.9,5.6,5.8,10.1
