1901,8,9.7,18.2,22.6,25.5,28,27.2,25.5,23.2,20.9,16.1,11.4
1902,10.2,12.7,19,23.7,25.6,26.7,27.4,26.1,23.8,21.8,16.4,10.5
1903,8.3,11.4,15.7,20.7,25.6,27.8,27.2,26.2,24.7,21.5,14.3,9.5
1904,8.9,12.8,16.6,22.8,25.5,27.2,26.1,25.5,24.2,21.3,16.1,10.8
1905,7.6,9.4,15.1,20.8,25.9,27.2,27,26,24.3,22.3,16.9,11.2
1906,8.1,10.2,15.9,21.3,25.7,27,27,25.3,24.2,21.4,16.5,11.5
1907,11.1,11.5,17.3,22.1,24.6,26.7,27.8,25.1,23.4,20.2,16.4,9.7
1908,9.3,12,16.2,22.3,25.1,27.5,25.8,24.8,23.4,21,14.7,9.5
1909,8,11.8,17.5,21.5,24.7,27.3,25.8,24.5,23.3,20.6,15.7,9.4
1910,8.8,12.6,17.2,21.5,24.7,27.4,25.7,25,23.5,20.5,14.7,9.5
1911,9,12.4,15.9,21.4,25.5,26.9,26.5,25.2,24,21,14.6,10.7
1912,10.7,13.6,17.2,22.8,25.8,28.2,26.9,25.6,23.7,21.4,15,10.2
1913,10,11.7,15.9,22.5,25.5,27.8,26.5,25.1,23,21.4,15.5,10
1914,10.3,11.2,16.5,22,26.1,27.3,26.4,25.6,24.4,21.7,17.3,9.5
1915,8.9,11,17.9,21.5,25.4,27.9,27.5,26.1,24.4,22.3,16.2,10.8
1916,10.8,11.1,18.6,22.4,25.2,27.5,27.1,25.2,23.8,21.4,14,10.1
1917,10.5,13.3,17.2,21.6,24.6,27.4,26.7,25,23.2,20.8,13.4,9.6
1918,8.5,12.2,17.3,21,25.3,26.8,26.8,25.7,23.4,20.9,16.1,9.6
1919,8.7,12.2,17.2,21.8,25.5,27.3,26.6,25.1,23.4,21.3,15.7,9.9
1920,9.8,12,18.3,22.2,25.1,27.3,26.6,25.4,24.3,22.2,16.4,9.3
1921,9.6,12.3,18.9,23.3,25.7,28.2,27.3,25.4,23.8,21.2,16.3,11.4
1922,9,12.7,17.7,23.1,25.3,27.6,27.4,25.6,24.1,21,15.7,10.5
1923,9.4,11.6,18.1,22.4,24.8,27.5,27,25.3,24,20.6,14.6,9.7
1924,8.5,12.4,19.4,22.9,25.5,28.1,27.4,25.5,23.7,20.2,14.5,10.6
1925,7.9,10,18.2,23.6,25.6,27.1,26.2,25.8,24,22.3,15.6,10.8
1926,9.6,14.4,17.5,21,24.6,28,27.7,26.2,23.7,20.6,14,10.3
1927,7.3,10.9,16.4,21.5,25.1,27.6,26.3,24.9,24.1,21.5,15.3,11
1928,9.4,11.8,17.9,23,25.7,27.3,26.8,25.5,24,21.2,15.5,9.6
1929,8.3,11.3,18.8,23.2,26,27.7,26.8,24.6,23.3,21.2,16.8,8.8
1930,8.7,11.8,17.5,22,25.5,27.8,25.8,25.1,24.5,21.7,15.5,10.6
1931,10,11.4,17.2,23.3,26,28.1,27.6,26.4,24.2,21.2,16.5,11.7
1932,10.7,13.4,18.3,23.2,25.5,27.7,26.6,25.2,24.3,22.6,16.1,11.4
1933,8.9,13,17.7,22.3,25.5,27.8,26.6,24.9,24,22.2,16.5,11.3
1934,7,12.9,17.2,22.9,25.4,27.1,26.5,26.2,24.3,21.3,16.1,11.9
1935,7.8,12.2,17.6,21.8,24.8,27.3,26.4,25,23.1,21.3,16,10.9
1936,8.4,13,16.8,21.9,25.9,26.9,26.3,25.9,24.7,21,16.2,10.8
1937,9,12.9,17.1,21.5,25,27.3,26.1,25.5,24.1,21.1,15.8,9.3
1938,7.8,11.2,17.7,22.1,25.7,27,26.3,25.3,24,21,14.3,10.5
1939,9.4,12.2,16.3,20.9,24.2,27.1,26,25.3,24.5,20.9,16.2,11.7
1940,10.8,12.9,16.4,21.3,25.1,27.2,26.7,25.4,24.2,21.7,16.9,10.4
1941,9,13.5,18.4,23.2,25.9,27.5,26.1,26.1,24.7,22.3,16.2,11.3
1942,9,12.7,18.2,23.1,25.6,27.3,26.3,25,24.4,20.9,15.8,9.4
1943,8.3,12.7,18.2,22.2,25.6,27.3,26.6,24.8,24,21.6,16.9,11.8
1944,9.4,11.7,17.3,22.2,25.3,27.7,25.8,25,24,21.6,16.7,10.8
1945,7.7,11.8,17.3,21.5,25,27.4,25.9,25.9,24.5,20.9,15.9,9.4
1946,9.1,12.6,17.3,23.7,25.8,28,26.9,25.2,23.8,21.6,14.7,8.7
1947,9.1,12.4,17.6,23,25.7,27.8,27.1,26.4,24.4,20,16.2,10.5
1948,8.8,12,18,23.5,26.7,27.7,27.7,25.7,23.5,21.6,14.9,11
1949,9.9,12.7,17.9,23.7,26.4,27.9,27.2,25.7,25.1,20.3,14.2,10.4
1950,9.7,9.9,16.8,21.7,25.4,27.4,26.2,25.4,24.7,21.1,14.7,8.8
1951,8.5,11.5,17.6,21,25,27.8,27.6,25.9,24.7,22.4,16.3,11.1
1952,9.8,13,17.6,23.1,26.4,27.7,26.2,25.1,23.4,21.2,15.3,10.2
1953,9.1,13.7,19.4,22,24.9,27.4,26.9,25.5,24.4,21.4,15.8,13.1
1954,8.6,12.4,18,22.6,25.7,27.7,27.3,26.3,24.8,20.3,15.9,10.5
1955,9.7,12.6,19,21.9,25.4,27.2,26.6,25.3,24.8,21.8,15,11
1956,9.5,11.2,18.2,22.3,25.3,27.5,24.8,24.8,23.6,20.1,14.8,11.1
1957,9.4,10.8,17,21.6,24.5,27.5,27.2,26.2,23.9,21,16.7,11.4
1958,11.3,13,18.7,23.3,26,27.4,27.1,26.4,25.5,21.8,16.2,12
1959,9.2,12.4,18.2,23,26.4,28,25.9,25.5,24.1,22,15.1,10.4
1960,9.1,12.9,16.7,21.6,24.9,27.2,26.4,25.9,24.4,21.1,15.6,10.8
1961,9.9,11.4,18.3,21.4,25,26.6,26.3,26.1,24.6,21.2,15.6,9.9
1962,8,13.3,17.2,22.2,25.5,26.8,26.7,25.3,24.6,20.2,15.5,10.5
1963,9.2,13.6,18.1,22.4,25.7,27.4,26.9,26.4,24.5,21.9,17.3,11.5
1964,7.6,11.8,18.5,23.2,26,26.9,26.7,26.1,24,19.9,13.9,9.2
1965,11.6,13.4,17.6,21.3,24.8,27.1,26.7,25.2,24,21.9,16.2,9.7
1966,10.7,15.2,17.1,21.7,25.4,27.3,27,26.1,25,22.2,15.2,9.5
1967,7.3,13.4,18.3,21.8,25.3,26.6,26.7,25.8,25,21.4,17.1,10
1968,8.8,11.3,17.5,21.7,24.3,27.8,27.5,25.4,24,22,16.7,11.2
1969,9.1,12.4,19.3,23.1,25.5,28,27.3,25.4,24.7,22.1,16.4,11.4
1970,10,13,17.5,22.7,26.2,28.1,26.5,25.9,24.8,22.2,14.8,9.8
1971,9,12.3,17.2,24,25.1,27.2,26.2,25.8,25,20.9,15.8,10.9
1972,9.4,9.6,16.9,21.6,25,27.5,26.9,26.1,24.1,21.2,16.4,10.9
1973,8.3,13.3,17.5,22.9,26,28,26.3,26,24,21.3,14.8,10
1974,9.2,10.9,18.7,23,25.9,27.3,27.6,26.6,25.1,21.9,14.8,10.5
1975,8.5,12,16.4,21.8,25.2,27.8,27,26.1,25.1,21.6,14.6,10.6
1976,10,11.9,17.3,22,25,27.3,26.7,25.7,24.7,21.8,17.7,11
1977,9.9,12.4,18.5,22.5,25.7,27.9,26.4,25.8,24.2,22.2,17.9,12
1978,9.1,12,16.6,22.3,25.8,27,25.6,25.4,23.7,21.8,17.1,11.2
1979,10.2,12.1,16.6,22.6,24.4,28.3,27.7,25.4,24.6,21.4,17.9,12.4
1980,9.7,13.6,18,23.6,25.8,27.4,27,25.3,23.9,21.7,16,11.1
1981,9.5,11.5,17.2,21.7,24.3,27.2,26.6,25.1,24.4,21.1,14.5,11
1982,10.3,12.6,16.6,21.9,25.1,27.3,27,26,24,22.2,16.3,11.4
1983,9.1,11.7,16.4,20.3,25,27.4,27.3,26.1,25.2,20.7,13.9,9.7
1984,8.9,10.4,18.1,23.9,25.3,27.3,25.8,24.3,23.5,20.2,15.2,11.2
1985,10.3,13.2,19.2,22.9,26.5,28.1,26.9,25.4,24.8,22.1,16.9,12.1
1986,9.8,13,18.4,23.5,26.6,28.4,27.5,25.1,24.1,22.1,17.5,9.9
1987,10.4,13.9,19,23,25.9,28.9,28,27.4,25.6,23.1,17.7,11.8
1988,11.9,15,19,24.4,27.1,28.7,27.2,26.5,26.2,22.4,16.9,12.1
1989,8.8,12,17.6,22.2,25.3,27.2,26.4,25.6,24.5,21.7,17.2,11.7
1990,10.7,13.8,17.2,22.8,26.7,28,27,25.4,24.9,22.2,17.2,11.8
1991,9.2,12.4,18.6,22.8,26.1,28.5,27.1,26.2,23.7,21.2,16.9,12.1
1992,10.1,12.4,17.8,21.9,25.8,28,27.3,25.9,24.5,22.6,17,12.7
1993,11.4,14.6,18.4,22.7,26,28.5,27.9,26.7,26.4,22.7,17.9,12
1994,11.1,12.9,19.3,22.6,26.5,28.4,26.6,25.7,24.4,21.9,17.6,10.8
1995,10,13.9,17.7,22.3,26.3,28.3,27.2,27.2,25.3,23.2,16.5,12.1
1996,10.8,13.8,20.1,23.2,26.4,28.5,27.6,26.3,25.3,21.8,15.2,10.4
1997,9.4,12.7,18.4,21.7,25.4,27.3,27.8,26.5,25.8,20.8,17.4,10
1998,10.3,13.1,18,23.9,26.6,28.3,27.7,26.4,26.2,21.4,16.9,11.9
1999,9.9,13.9,18.2,22.9,25.8,27.5,27.1,25.9,25.3,23.1,17.4,11.1
2000,10.4,12.4,17.8,22.9,26.2,28.2,26.8,25.6,24.6,22.9,16.8,11.4
2001,9.4,12.7,18.2,22.6,25.6,27,25.7,25.9,24.7,22.4,17.5,12.3
2002,10.6,12.5,18.8,23.5,26.4,27.9,26.8,25.6,24.2,22.3,16.8,12.1
2003,11.3,14.1,18.7,23.9,25.8,27.8,26.7,26.3,24.6,22.3,16.3,11.2
2004,10.5,13.9,20.4,24.1,26.3,27.9,27.5,25.7,25.1,21.8,17.6,13.1
2005,9.6,11.8,17.8,22.5,25.4,27.7,26.8,25.8,24.9,22.4,17.2,10.6
2006,10.3,14.8,18,22,25.6,27.5,26.9,24.8,25.2,22.9,17.5,11.6
2007,10.9,14.8,18.4,23.8,26.2,28.1,27.7,26.4,25.5,22.3,17.8,11.4
2008,9.2,11.3,18.9,22.8,25.1,27.3,26.8,25.5,25.3,22.8,17.2,12.7
2009,11.7,15.1,19.7,23.3,26.6,27.9,27.2,27.1,25.4,22.2,17,12.3
