1901,9.6,9.9,9,7,4.1,3.6,2.2,3.2,4,6.2,7.3,9
1902,9.9,9.8,8.7,7.6,4.4,2.3,0.9,2.5,3.2,5.8,7,9.2
1903,10,9.7,8.4,7.3,4.9,2.6,2.5,2.6,3.6,6.2,7.6,9.3
1904,10.8,10.6,8.8,7.4,4,2.9,1,3.2,4.3,6.1,7.9,10.3
1905,11.1,9.6,9.5,6.9,3.75,0.9,0,2.4,3.4,5.1,6.95,8.2
1906,9.7,9.7,7.3,5.7,1.8,1.4,0.9,3,3.4,5.7,7.2,8
1907,9.3,10,8.6,6.8,4,1.5,2,1.5,3.2,5.3,6.9,7.6
1908,9.6,11.1,8.7,5.8,4.3,3.6,1.6,2.9,4,4.9,5.6,8.1
1909,9.9,9.4,8.3,6.2,2.7,2.8,1.6,2.4,3.2,5.9,6.7,7.2
1910,8.3,10.1,9.5,6.8,4.7,2.9,2.7,2.3,4.4,6.8,7.9,9.9
1911,9.3,9.9,8.8,5.8,4.1,4.3,3.1,2.9,4.2,6.2,7.1,9.5
1912,10.9,9.4,9.2,7.4,3.3,2.7,3.1,1.9,3.9,6.3,5.5,8.7
1913,10.6,9.1,8.5,7.1,3.6,1.2,1.1,2.6,4.8,5.2,6.6,9.3
1914,9.3,9.7,9.3,7.1,4.3,1.8,1.6,3,3.3,5.3,6,9.4
1915,9.7,9.4,9.6,4.9,2.4,1.6,2,1.2,4.4,6.4,7.2,8.6
1916,10.8,10.3,8.8,6.7,3.6,2.7,2.3,3.9,3.2,6.2,7.4,9.2
1917,9.8,10.4,9.1,8.1,5.6,2.5,3.7,3,3.4,7.2,8.6,8.8
1918,10.2,10.8,8.8,6.7,3,4.1,2.3,1.3,4,7,6.6,10.2
1919,10.8,10.7,8.7,6.4,4,3.4,3.5,4.7,4.2,6.1,6.4,9.5
1920,10.4,10.2,8.1,7.8,4.2,3.3,2.4,4,3.8,5.2,7.5,9.1
1921,10,9.6,9.4,7.7,2.5,3.6,3.3,2.2,4.2,6.9,7.5,9.1
1922,9.3,9.6,8.4,7,4.4,2.7,3.6,3,4.2,6.2,8.8,10.2
1923,10.6,10.7,8.2,5.4,5.3,1.6,0.3,2.2,3.4,4.4,6.3,7.8
1924,10.7,8.7,9.1,5.8,4.2,3.6,1.5,3.1,4.3,6.9,7,9.4
1925,9.1,10.1,9.2,6.3,5,2,1.9,2.7,2.7,5.1,7.8,10.1
1926,9.1,10.5,8.5,5.7,5,2.4,2,3.8,3.5,4.7,7.8,10.5
1927,9.7,9.5,8.9,7.6,4.4,2.6,2.2,2.3,2.5,5.4,7.4,9
1928,9.2,9,8.4,6.5,3.5,1.8,1.8,3.9,5.2,6.4,6.7,8
1929,9.2,9.9,8.5,7.6,4.6,3.1,2.9,1.6,4,6,6.9,7.2
1930,9.6,9.9,7.3,7.4,4.3,0.6,0.6,1.9,4.6,5,8.2,9.1
1931,9.8,9.5,9.1,6.4,3.9,2.9,1.3,3.4,2.2,5.1,5.8,8.8
1932,9.6,9.85,8.3,5.35,3.6,1.7,0,2.4,3.8,6.1,7.45,8.85
1933,8.9,9.6,8.9,7,4.3,2,2.9,2.9,4.6,5.8,6.1,7.2
1934,11.1,7.5,8,6.5,3,1.2,1.8,3.3,3.8,7.2,7.3,8
1935,8.5,8.5,9.3,4.9,5.6,2.7,0.1,2.2,2,4.7,7.1,7.7
1936,9.4,9.9,7.7,6.7,1.7,2.3,2.6,2.3,3.5,5.4,7.7,9.3
1937,9.7,8.6,7.6,6.5,4.6,1.4,0.2,1.1,4,4.8,6.9,8.1
1938,7.5,7.6,7.9,7,3.9,2.5,1.6,1.8,2.8,6.1,6.9,8.3
1939,9.2,9.2,8.1,6.1,3.1,1.1,1.7,0.5,3.5,5.3,5.5,8.5
1940,8.8,10.5,9,5.7,3.5,2.4,3.1,3.3,4.2,6.7,7.7,8.5
1941,10.3,9.6,8.6,4.5,3.9,3.4,3.2,3.2,3.5,6,6.7,9.2
1942,10.1,11.3,7.8,6.9,2.6,2.5,2.9,3.1,2.3,5.6,7.7,11.3
1943,10.2,10.3,9.5,8.1,3.5,4.1,3.6,3.1,4.4,6.9,6.9,10.1
1944,9,9.7,10.3,6.9,4.7,0.9,2.1,2.7,4.1,6.1,7.4,9.5
1945,10.6,10.5,9.6,6.3,3.8,2,1.8,3.3,4.1,6.4,6.7,10.1
1946,10.7,9.2,8.5,7.7,5.2,3.1,1.9,1.1,3.2,5.8,6.5,8
1947,7.6,9.2,8.2,6.5,4,1.9,2.5,3.5,3.8,7.3,8.7,8.1
1948,9,9.1,7.3,7.1,3.9,3,0.9,0.9,3.6,5.5,6.4,8.8
1949,9.6,9.1,8.2,6.2,3.5,2.7,2.5,2.3,4.3,6.1,7.6,7.6
1950,8.1,10.4,9.2,6.4,2.7,2.7,2.5,0.8,2.9,5.4,6.5,8.9
1951,8.9,9.5,8.6,7.7,5.2,1.6,2.2,3.5,2.9,4.9,6.3,10.5
1952,10.4,9.9,8.1,5.9,2.6,2.3,2.6,3.3,5.2,6.3,7.9,9
1953,9.1,10.3,9.5,5.6,3.6,2.8,2.2,3.7,3.8,6,7.5,10.1
1954,8.4,10.1,8.7,7.4,4,2.2,2.2,1.9,2.5,6.2,7.7,8.1
1955,9.4,9.9,8.6,6.6,4.5,1.9,1.6,2.7,3.8,7.1,8.3,7.3
1956,8,9.3,8.7,6.7,3.7,4,3.1,3.6,3.8,7,9.1,8.8
1957,8.6,10.8,10.4,7.7,5.3,1.7,1.8,1.8,4.1,4.7,8.4,8.4
1958,10.7,7.6,8.6,7,2.3,1.8,2.1,2.9,3.8,6.4,7.2,7.5
1959,9.2,8.8,9.1,2.8,1.8,2.3,1.2,1.9,3.6,5,6.8,9
1960,10.2,10.8,10.3,6.2,3.6,2,2.2,2.9,4.2,6.2,7.6,7.8
1961,9.6,9.8,8,5.4,3.8,1.9,1,2.1,3.2,6.1,7,8.8
1962,9,8.8,8.7,7.1,5.5,3.6,2.5,2.6,4.7,6.9,6.6,8.9
1963,8.8,10.4,7.9,5.1,4.8,2.8,2.3,1.8,2.3,4.6,6.5,10.1
1964,10.1,10.5,7.9,6.2,4.5,0.8,2.7,1.6,3.5,6.4,6.1,8
1965,9.8,9.9,9.6,6.3,4.2,3.4,2.1,3.3,3.8,5.2,8,7
1966,9.3,7.4,8.7,7.1,3.4,2.5,0.8,3.1,2.6,5,6.5,8.6
1967,8.7,9.6,8.3,6.8,3.9,2.8,2.8,2.3,3.2,5,8.4,9.3
1968,9.7,9.1,8.4,6.9,4.6,3.4,2.9,3.9,3.8,5.7,7.4,8.2
1969,8.2,9.5,8.5,7,3.2,1.9,2,3,4,4.3,7,9.7
1970,9.5,10,7.9,6.1,3,3.1,2.7,2.8,4.7,6.1,8,8.8
1971,8.3,8.5,8,6.5,2,2.5,1.6,3.2,4.5,6.1,7.1,7.7
1972,9.3,8.7,8,7.3,2.9,1.7,2.2,1.5,3.2,4.5,7.7,10.8
1973,8.9,9.4,9.7,5.8,2.9,1.7,1.2,3,4.3,6.6,7,9.3
1974,9.3,10,9.7,7.2,3.4,2.7,2.5,2.5,3.6,6,7,9.3
1975,9.3,8.8,9.2,7.2,4.1,2.5,1.4,2.5,4,6.6,6.7,7.8
1976,9.2,10.6,7.5,6.3,5.1,1.7,1.4,3,3,5.6,7.4,6.8
1977,9.8,10.2,8.8,7.1,4.9,3.3,0.6,2,2.9,5.7,7.5,10.4
1978,9.8,10.2,9.1,6.4,5.2,2.9,1.7,2.6,4.8,6,6.7,9.5
1979,11.4,11,10,8.4,3.6,3.3,2.8,2.8,3.9,5.5,6.3,9.7
1980,10.4,9.9,9.4,5.5,3.5,2.8,1,2.2,3.8,5.9,6.9,8.9
1981,9.8,10.4,7,6.4,4.8,2.3,2.7,2.8,3.5,6.3,8.3,8.9
1982,11.3,10.7,8.8,7.7,6,2.7,0.2,2,3.6,4.9,6.7,10.3
1983,10.7,9.8,8.6,7.3,4.3,2.6,2.7,4.3,3.6,5.8,8.7,9.8
1984,10.3,9.8,8.4,6.7,1.9,1.5,1.6,3.1,4.6,5.8,8.3,9.6
1985,12.1,11.8,8.3,7,3.8,2.6,3.2,4.2,5.3,6.7,8.9,10.2
1986,11,9.7,8.6,6.4,2.5,2.7,2.9,3,3.1,5.5,7.1,9.1
1987,10.4,9.7,9.7,6.6,3.6,2.4,0.1,2.8,2.9,5.4,8.6,9.3
1988,8.8,9.9,9.8,5.5,4.7,2.7,2.6,0.7,4.2,4.4,8.3,9.3
1989,10.8,10.4,9.2,5.9,5.1,5.1,5.5,4.7,4.2,6.7,8.4,9.8
1990,9.7,11.2,9.2,4.6,4.2,3.4,3.1,3.6,4.1,7.4,8.1,8.8
1991,10.8,9.6,8.7,6.5,3.6,0.4,1.6,2.6,3.8,5.3,7.3,7.9
1992,10.9,9,7.9,7,3.4,1.1,1.8,3.3,4.2,5.4,6.7,10
1993,9.6,10.9,9.2,6.5,4.2,2.9,3.3,4.9,4.8,6.7,8.3,9.7
1994,11,9.5,8.8,6.3,4.1,3.3,0.2,3.6,3.8,4.1,6,9.4
1995,9.65,10.55,8.15,7.2,5,1.2,-1.2,0,3.2,5.55,7.3,9.6
1996,9.3,9.4,9.3,6.8,5.3,2.8,3.3,4.2,5.7,6.7,8.4,9.2
1997,11,9.4,9.1,7,4.8,3.2,1.8,3.1,2,5.8,6.7,7.8
1998,9.9,9.6,9.3,8.1,5.7,4.8,4.9,4.2,2.3,7.5,7.5,9.5
1999,10.2,9.5,9.7,7.9,5.4,2.8,3.8,3.7,3.3,6.9,8.6,9.1
2000,11,10.1,8.4,7.5,5.1,3.9,1.9,2.6,2.2,5.6,6.4,9.1
2001,9.1,9.4,8.3,6.6,5.1,3.4,1,4.3,4.2,6.8,8.6,9.5
2002,10.5,10.8,7,7.4,2.6,0.4,1.8,2.3,3.1,4.5,6.5,9.7
2003,9.5,10.5,8.6,6.7,4.9,1.9,3.7,5.2,4.8,5.7,6.8,8.3
2004,11.1,10.7,10.3,6.7,4.5,5,3.4,3.8,5,6.5,7.8,11.3
2005,10.1,10.9,9,7,3.9,1.7,1.8,3.4,5.3,5.7,7.2,7.8
2006,10.6,9.8,9.8,7.2,6,3.4,3.3,2.4,3.8,6.3,7.9,10
2007,9.7,9.2,8.3,6.5,3.6,2.7,-0.5,3.3,4.3,6.4,6.1,9.7
2008,10.9,11.4,9.7,6,4,3.6,3.2,2.1,5.6,7.1,9.4,11.1
2009,10.5,10.9,10.3,7.3,5.3,4.1,1.7,2,4.4,5.9,6,8.3
