1901,9.1,9.2,8.4,6.2,3.6,3.5,1.9,2.6,3.6,5.6,6.5,8.5
1902,9.2,9.4,8.1,6.9,4.1,2.2,0.9,1.9,3.1,5.2,6.6,8.4
1903,9.2,9.1,8.1,6.7,4.5,2.5,2.2,2.2,3.5,5.7,7.1,8.7
1904,10,10,8.4,6.8,3.8,2.7,1,2.7,4.1,5.6,7.3,9.4
1905,10.3,9.1,9.1,6.3,3.3,0.8,-0.4,2.3,3.5,4.8,6.5,7.8
1906,9.2,9.3,7.1,5.4,1.8,1.2,0.7,2.6,3.2,5.2,6.8,7.6
1907,8.9,9.6,8.3,6.5,3.9,1.4,1.6,0.8,3.1,4.8,6.5,7.2
1908,9.1,10.6,8.4,5.6,4.1,3.5,1.3,2.6,4.1,4.6,5.5,7.7
1909,9.4,9.1,8,5.8,2.4,2.5,1.3,2.2,3,5.6,6.3,6.9
1910,7.9,9.6,9.1,6.4,4.5,2.9,2.5,1.8,4.2,6.3,7.5,9.1
1911,8.7,9.4,8.4,5.3,3.9,4.1,2.8,2.7,4.1,5.7,6.6,8.9
1912,10.2,9,8.8,6.7,2.9,2.4,2.5,1.4,3.8,5.7,5.2,8.2
1913,9.8,8.7,8.1,6.6,3.5,0.9,0.8,2.3,4.5,4.7,6.1,8.7
1914,8.8,9.3,9,6.8,4.2,1.8,1.2,2.6,3.3,4.8,5.7,8.8
1915,9.1,9,9.1,4.6,2,1.3,1.5,0.4,4.1,5.9,6.8,8.1
1916,10.1,9.8,8.4,6.1,3,2.4,2,3.4,2.8,5.6,7,8.7
1917,9.2,9.9,8.7,7.6,5.4,2.3,3.4,2.6,3,6.7,8.1,8.3
1918,9.7,10.2,8.5,6.3,2.7,3.9,2.2,0.6,3.9,6.6,6.3,9.5
1919,10.2,10.2,8.3,5.9,3.6,3.2,3.2,4.4,4.1,5.6,5.9,9
1920,9.8,9.7,7.8,7.3,4,3.1,2.1,3.4,3.5,4.6,7,8.5
1921,9.3,9.2,9,7.2,2.1,3.5,2.9,1.6,4,6.4,6.9,8.5
1922,8.8,9.3,8,6.5,3.9,2.5,3.3,2.5,4,5.8,8.6,9.5
1923,10.15,10.55,7.95,4.95,5.05,1.3,0,1.8,3.1,3.7,5.8,7.2
1924,9.9,8,8.7,5,3.7,3.4,1,2.5,4.1,6.3,6.4,9
1925,8.5,9.8,8.9,5.8,4.8,1.6,1.4,2.2,2.3,4.5,7.6,9.7
1926,8.6,10.2,8.4,5.2,4.8,2,1.8,3.4,3.4,4.5,7.5,10.2
1927,9.3,8.9,8.4,7.1,4.1,2.3,1.8,1.7,2.2,4.6,7,8.3
1928,8.7,8.3,8.1,6,2.8,1.5,1.4,3.2,4.8,5.7,6.2,7.4
1929,8.5,9.3,8,7.1,4.2,2.7,2.5,0.8,3.8,5.6,6.6,6.7
1930,9.1,9.2,6.8,6.7,4,0.2,0.7,1.3,4.6,4.4,7.6,8.7
1931,9.2,9.1,9,5.9,3.5,2.8,1,2.9,1.9,4.8,5.4,8.5
1932,9.2,9.5,8.1,5,3.3,2,-0.2,2,3.7,5.6,7.3,8.6
1933,8.3,9.4,8.7,6.7,3.9,1.7,2.6,2.6,4.5,5.7,6.1,6.8
1934,10.8,7.1,7.9,6,2.5,1.2,1.5,2.8,3.7,6.8,7,7.6
1935,7.9,8.3,9.3,4.4,5.5,2.6,-0.1,1.8,1.9,4.2,6.9,7.1
1936,8.8,9.5,7.5,6.2,1.7,2.3,2.4,1.8,3.5,5.1,7.1,9.1
1937,9.1,8.65,7.55,6.15,4.65,1.5,0,0.6,3.9,4.2,6.7,7.55
1938,7,6.9,7.7,6.7,3.4,2.6,1.4,1.4,3.1,5.9,6.8,7.8
1939,8.9,9.2,7.9,5.7,2.9,1.1,1.4,0.4,3.6,5,5.4,7.9
1940,8.3,10,8.9,5.6,3.3,2.6,3,2.9,4.4,6.6,7.5,8.5
1941,9.9,9.3,8.1,4.4,3.8,3.3,2.9,2.9,3.6,5.8,6.5,8.8
1942,9.9,11.2,7.9,6.6,2,2.5,2.7,3,1.8,5.2,7.4,11
1943,9.9,10.1,9.6,7.8,3,4,3.5,2.9,4.4,6.7,6.9,9.7
1944,8.4,9.3,10.1,6.5,4.3,1.1,1.8,2.5,4.2,5.7,7.1,9
1945,10,10.1,9.4,6,3.4,1.5,1.4,2.7,4,6.2,6.6,9.7
1946,10.4,9,8.3,7.4,5,3.1,1.6,0.7,3.1,5.5,6.3,7.9
1947,7.3,8.8,7.9,6.3,3.9,1.8,2.2,3.1,3.8,7,8.4,8
1948,8.4,8.8,7,6.7,3.6,2.9,0.7,0.7,3.6,5.1,6,8.4
1949,9.1,8.6,7.9,5.6,3.3,2.5,2,1.6,4.1,5.6,7.4,7
1950,7.5,10,8.8,6.2,3,2.7,2.1,0.4,2.9,4.9,6.3,8.4
1951,8.4,9.2,8.2,7,5,1.9,1.9,3,2.8,4.4,5.8,9.9
1952,9.9,9.4,8,5.2,2.1,2.1,2.2,2.8,5,5.9,7.5,8.4
1953,8.8,10,9.4,5.2,2.9,2.6,2,3.3,3.7,5.7,7.2,9.5
1954,8,9.8,8.5,7.1,3.8,1.8,2,1.3,2.4,5.7,7.5,7.6
1955,8.9,9.7,8.3,6.1,4.4,1.8,1.6,2.5,3.7,6.8,8,6.8
1956,7.5,9.1,8.5,6.3,3.7,3.9,3,3.3,3.8,6.7,8.7,8.3
1957,8.3,10.4,10.2,7.3,5.6,1.6,1.5,1.4,4.2,4.6,8.1,8.1
1958,10.4,7.4,8.2,6.7,1.7,1.7,1.7,2.6,3.7,5.9,7,7.2
1959,8.8,8.4,8.9,2.4,1.1,2.1,0.7,1.4,3.5,4.8,6.6,8.5
1960,9.6,10.4,10,5.7,2.9,2,1.9,2.5,4.1,6,7.4,7.5
1961,9.2,9.5,7.8,5.1,3.9,1.8,0.7,1.7,3.1,5.8,6.7,8.6
1962,8.3,8.3,8.4,6.8,5,3.5,2,2.4,4.6,6.3,6.3,8.3
1963,8.5,9.8,7.7,4.8,4.7,2.6,2.2,1.4,2.3,4.1,6.1,9.5
1964,9.5,10.3,7.5,5.6,4.4,1,2.5,1.1,3.5,5.9,5.7,7.4
1965,9.2,9.4,9.2,6,4.4,3.4,1.8,2.8,3.7,4.9,7.7,6.6
1966,8.7,6.9,8.3,6.6,2.9,2.3,0.6,2.7,2.5,4.5,5.9,8
1967,8.2,9.1,8,6.4,3.6,2.7,2.6,2,3.1,4.5,8.1,8.8
1968,9.2,8.8,8.1,6.4,4.4,3.1,2.6,3.4,3.7,5.3,7,7.6
1969,7.5,9.1,8,6.5,2.8,1.6,1.9,2.5,3.9,4,6.5,9.2
1970,8.9,9.5,7.6,5.6,3.1,2.9,2.6,2.4,4.6,5.9,7.8,8.4
1971,8,8.2,7.8,6,1.6,2.4,1.4,2.8,4.5,5.7,6.7,7.4
1972,8.9,8.3,7.7,6.6,2.6,1.6,2.2,1.1,3.1,4.2,7.2,10.3
1973,8.5,9,9.4,5.5,2.8,1.8,1.3,2.5,4.2,6.4,6.6,9
1974,8.9,9.6,9.4,6.7,2.9,2.6,2.3,2,3.3,5.7,6.6,8.8
1975,8.7,8.4,8.9,6.8,3.7,2.2,1.3,2.1,3.9,6.2,6.4,7.3
1976,8.9,10.2,7.4,5.9,4.8,1.8,1.1,2.6,2.8,5.2,6.9,6.4
1977,9.3,9.9,8.5,6.7,4.9,3.3,0.6,1.6,2.8,5.3,7,9.8
1978,9.3,9.7,8.7,6,5.1,2.8,1,2.5,4.7,5.7,6.2,9
1979,10.8,10.7,9.8,7.9,3,3,2.7,2.2,3.9,5.3,6,9
1980,10,9.6,9.3,5.4,2.6,2.8,0.7,1.6,3.5,5.4,6.7,8.4
1981,9.2,10,6.6,6,4.7,2.1,2.4,2.4,3.5,5.8,8.1,8.6
1982,10.7,10.2,8.5,7.2,5.6,2.7,0.3,1.7,3.5,4.6,6.4,9.6
1983,10,9.4,8.3,6.8,4.1,2.5,2.4,3.8,3.5,5.4,8.1,9.2
1984,9.7,9.4,8.2,6.2,2.3,1.5,1.8,2.8,4.6,5.5,8,9
1985,11.6,11.6,8.2,6.8,3.6,2.6,3.1,3.8,5.3,6.4,8.6,9.9
1986,10.8,9.4,8.4,6.4,2.7,3.3,2.6,2.7,3.1,5.2,6.8,8.6
1987,10,9.3,9.5,6.3,3.6,1.5,0.1,2.3,3.3,4.9,8.3,8.8
1988,8.3,9.6,9.7,5.05,4.45,2.5,2.2,0,4,3.9,7.95,8.4
1989,10.3,9.8,8.8,5.5,4.9,4.9,5.6,4.4,4.4,6.3,8,9.3
1990,9.2,10.7,8.8,4.6,4.1,2.6,2.5,3.3,4,6.9,7.8,8.4
1991,10.1,9.2,8.4,6.1,3.4,0.6,1.5,2.2,3.7,4.9,6.9,7.6
1992,10.2,8.7,7.6,6.6,3.1,1.1,1.7,2.8,4.1,5,6.4,9.3
1993,9.2,10.3,8.8,6.1,4,2.8,3,4.2,4.5,6.1,7.7,9.1
1994,10.3,9.1,8.5,5.9,3.9,3.1,0.2,3.2,3.7,3.9,5.8,8.8
1995,9.2,10,7.8,6.7,4.6,1.3,-1.1,-0.1,3.2,5.2,6.9,8.9
1996,8.9,9.1,8.9,6.4,4.9,2.7,2.9,3.6,5.3,6.2,7.8,8.7
1997,10.3,9.1,8.7,6.6,4.6,3,1.6,2.6,2.2,5.4,6.3,7.5
1998,9.4,9.3,8.9,7.6,5.3,4.4,4.2,3.5,2.4,6.8,7,8.9
1999,9.6,9,9.2,7.4,5,2.7,3.4,3.1,3.2,6.3,8,8.6
2000,10.2,9.7,8.1,7,4.8,3.7,1.8,2.3,2.4,5.3,6.2,8.6
2001,8.6,9.1,8.1,6.2,4.8,2.4,1.2,4.2,4.1,6.7,8.3,8.8
2002,10.1,10.4,6.8,7,2.6,0.7,1.6,1.6,3.8,3.9,6.2,9.1
2003,9,10.1,8.3,6.4,4.7,1.5,3.6,4.9,4.8,5.5,6.5,8
2004,10.6,10.3,10.2,6.1,3.8,4.7,3.2,3.5,5.1,6.4,7.4,10.9
2005,9.7,11,8.8,6.5,3.7,1.3,1,3.1,5.1,5.5,7,7.3
2006,10.1,9.5,9.4,6.7,5.6,3.2,2.9,2,3.7,5.9,7.7,9.3
2007,9.2,8.6,8.1,6,3.6,2.9,-0.6,3.2,4.1,6.1,5.6,9.3
2008,10.5,11,9.3,5.6,3.7,3,2.9,1.8,5.7,6.8,9.1,10.6
2009,10.1,10.5,10.1,7.1,5.4,4.4,1.6,1.4,4.3,5.7,5.8,7.9
