1901,5.9,9.3,12.3,15.8,17.1,19.8,20,20,19.3,17.4,12.5,8.4
1902,7.3,8.7,12.9,14.2,16.9,18.3,19.7,19.4,19.3,16.1,11.5,7.8
1903,6.4,8.5,12.4,16.1,17.4,18.8,20.1,19.3,19.6,17.9,13.6,8.7
1904,6.9,8.4,12.8,14.7,16.5,19.7,19.8,19.8,19.8,16.9,12.6,8.7
1905,6.2,6.5,11.5,13.7,17.4,19.3,20.1,19.4,20.1,17.4,12.8,9.1
1906,7.3,8.5,11,15.8,17.6,19.5,20.6,19.4,20.4,17.3,13,9.3
1907,8.8,8.4,11.1,14.1,17.1,19,19.4,20.1,19.4,16.8,12.7,9.2
1908,7.4,8.8,12.8,16.7,17.1,19.3,19.6,19.9,19.5,16.3,12.6,8.4
1909,7.3,9.5,13.9,14.7,17.2,19,20.7,19.6,20.2,18.3,14.2,9.3
1910,7.4,8.4,12,13.7,17.1,18.3,19.1,19.8,20.1,17,12.7,7.9
1911,7.6,8.2,11.5,14.6,16.3,18.9,19.7,19.7,19.9,16.3,11.4,7.8
1912,7.1,9.2,12.5,13.7,17.6,19.3,19.8,19.7,19.3,16.7,13.3,8.2
1913,8.2,10.9,13,15.5,15.9,19,20.2,19.7,19.3,16.8,12.4,8
1914,7.1,9.3,12.3,14,17.4,19.7,20.4,19.2,19.3,15,12.1,9.1
1915,8.9,8.6,12.8,15.7,16.9,18.6,19.8,19.8,19.4,18.8,14.7,9.2
1916,7.4,9.1,13.7,15,18.2,19.7,19.7,20.4,20.2,18.2,13.8,8.2
1917,6.8,8.4,11.8,14.5,16.9,19,19.9,20.1,20,17.8,14,8.6
1918,6.9,9.3,12.8,14.6,17.8,18.1,20.1,20.2,19.4,17.1,12.1,8.9
1919,8.5,9.7,14,14.9,17,19.6,20.1,20.5,18.6,17,13.5,9.1
1920,8.7,8.4,12,14.4,16.6,18.8,20.9,19.5,20.2,17.4,13.2,10.2
1921,9.2,10,13.8,15.4,17.7,18.7,20.5,20.6,20.3,16.1,13.2,8.8
1922,8.2,10,13.8,16.4,17.9,19.6,20.8,20.4,20.6,16.7,14,9.3
1923,8.4,9.1,13,16.3,17.5,19.5,20.2,20.5,19.8,16.9,13.8,10.1
1924,8.1,9.3,14.8,16.2,17,19.8,20.8,20.3,19.2,18.4,14,9.3
1925,6.5,7.4,12.1,14.9,16.5,19.5,19.8,20.3,19,16.7,12.3,9.4
1926,7.7,9.2,12.2,14.9,17.1,19,20.3,20.6,20.4,17.5,12.4,10.4
1927,7.2,8.4,11.1,15.7,17.5,19.6,20.5,20.2,19.1,17.2,12.3,9.4
1928,8,10.9,13,16,17,19.5,20.5,20.4,19.8,16.9,11.5,9.4
1929,7.8,9.1,13.4,15.2,17.4,19.7,20.3,20.1,19.6,17.4,11.9,8.1
1930,5.5,9.3,12.7,15.2,17.9,18.7,20.3,20,20,16.6,13.6,8.6
1931,8.1,9.7,12.7,15.9,17.1,19.1,20.1,21,18.7,18.2,12,9.4
1932,6.8,7.3,12.8,15.4,16.8,19.2,20,20.8,20.3,17.9,14.5,9.2
1933,6.8,9.2,13.5,15,16.9,19.6,20.3,20.1,19.7,17.8,12.5,8.7
1934,7.3,9.4,13.1,16.2,17.1,18.3,20,20.3,20.7,17.2,12.6,8
1935,6.2,9.3,12.8,15.3,17.6,18.4,20.3,19.5,19.4,17.3,13.1,9
1936,7,8.6,13.6,16,18.2,19.2,20.1,20.7,19.5,16.8,13.7,10
1937,6.5,9.6,12.1,16.5,17.4,20.1,20.6,20.6,20.1,17.6,12.4,10.2
1938,8.4,8.3,14.6,16.9,17.9,19.7,19.8,20.6,19.9,18.1,11.2,9.1
1939,7.8,9.2,12.8,18.2,17.5,19.3,20.1,20.5,19.4,16.9,13.2,9.1
1940,6.8,8.6,11.5,16,17.4,19.2,20,20.4,19,16.8,13,9.5
1941,7.3,9.6,14,16.1,17.6,19.4,20.1,20.5,19.2,17.1,11.5,9.7
1942,7.6,9.8,13.2,15.5,17.4,19.2,20.6,19.5,19.2,17.3,13.6,8.2
1943,8.6,7.7,12.3,14.6,17,19,19.9,18.8,19.2,16.9,12,9.3
1944,8.3,8.4,13,15,17.4,18.8,20.5,20,18.7,17.2,11.4,8.3
1945,7.7,7.8,12.9,15.9,17.1,19.6,20.1,19.6,20,17.4,12.6,9.2
1946,7.5,11,12.9,15,17.4,19,19.6,19.4,19.3,17.1,12.8,9.9
1947,7.8,9.4,13.2,16.3,17.6,19.1,20.3,20.1,19.5,16.2,12.3,9.7
1948,8,9.9,12.8,14.9,17.1,19.7,19.7,19.7,19.6,16.5,13.7,8.2
1949,7.9,9.2,12.9,13.8,17,19,19.7,19.4,19.5,18.1,12.4,6.4
1950,7.2,9.4,12.1,14.9,17.2,19.1,19.5,19.3,19.2,17.8,13.2,9
1951,6.6,8,13.4,14.6,16.6,19.1,19.5,20.2,18.7,17.6,13.4,10
1952,7.5,9.9,11.6,15.5,17.2,19.5,19.9,19.7,19.2,18,13.6,8.8
1953,6.9,9.2,14.8,15.4,17.1,18.9,20.2,19.7,19.2,16.7,12.5,10.1
1954,5.6,10.8,11.5,16.5,17.9,18.8,19.4,19.5,19.4,16.2,11.5,9.3
1955,6.5,7,12.6,14.4,17.5,18.7,19.7,19,19.3,17.6,13.2,7.5
1956,6.6,7.6,14.5,15.9,18.3,19.6,19.6,19.8,19.4,17,13,9.1
1957,7.1,7.8,12.1,16.8,16.7,18.7,20.7,20,19.3,16,12.1,9.1
1958,8.2,8.5,13.2,16.1,17,19.8,20.9,19.5,19.7,17.7,11.8,9.2
1959,7.4,8.1,12.7,16.5,16.9,19.3,20.3,20.2,19.3,16.7,11.3,8.4
1960,6.3,10.3,12.4,16.9,18.3,19.6,19.6,20.5,19.9,16.7,12.8,9.6
1961,8.2,7.9,13.8,16.5,17.8,19.5,20.5,20.6,20.1,17.6,11.7,7.1
1962,5.6,9,12.3,16.2,16.6,18.5,20.6,19.4,20.1,16.3,11.7,8
1963,6.2,9.2,13.1,15.5,17,19.3,20.6,20.1,19.6,16.5,11.7,10
1964,5.7,8.3,12.8,14.7,17,18.4,19.3,19.8,19.1,17.7,12.8,8.1
1965,6.8,7.8,11.1,15.3,17.1,18.7,19.1,18.2,18.6,17.3,10.8,9
1966,6.6,9.5,11.2,15.3,17.4,18.3,19.8,19.8,19.5,16.2,14.3,9.4
1967,9.2,10.6,13,15,17.4,18.8,20.4,20.3,19.5,16.6,12.2,9.7
1968,7.6,7.9,13,15.5,16.5,19.1,20.1,19.5,19.2,17,13,8.4
1969,6.7,8.3,13.4,14.9,18.1,19.1,20.3,19,20.1,17.3,13.6,9.6
1970,6.7,9.2,13,15.8,17.6,19.7,19.9,20.1,19.6,17.2,13.1,9.5
1971,7.7,8.6,13.4,15.6,19,19.6,19.5,19.2,19.3,17.4,12,8.2
1972,8.6,8.4,13.1,14.7,17.2,18.8,19.8,19.7,19.2,17,13.3,9.7
1973,8.1,10.5,12.4,16.6,17.5,19.3,20.3,20.1,19.7,18,14.2,9.9
1974,7.6,9,13.2,15.7,17.6,18.8,19.7,19.9,18.8,18.7,14.9,8.3
1975,8.1,8.5,12.8,15.9,16.9,19.4,19.6,19.7,19.2,17.3,11.3,6.3
1976,8.3,10.3,13.8,15.7,17.4,18.5,19.8,19.3,19.3,16.5,14.5,8.9
1977,6.9,9.2,14.1,13.8,16.3,18,20.3,19.7,20,16.4,13.9,9.6
1978,6.4,9.2,12.5,15.6,17,19.1,19.9,20.9,19.4,18.2,13.3,9.2
1979,8.6,9.3,12.6,16.8,18,19.7,19.9,20.3,19.2,16.5,14.6,10.3
1980,7.4,9.2,13.4,16.2,16.3,20.2,20.5,20.1,19.9,16.9,13.2,10.3
1981,8.9,9.9,13.1,15.2,17.3,20,20,20.3,19.7,17.8,14.1,10.1
1982,9.1,9.4,12.7,14.8,17.7,19.5,19.7,20.4,19.6,17.8,13,9.3
1983,7.5,8.8,13,14.7,17,19.1,20.3,20.3,20.5,18.9,14.3,9
1984,7.4,9.5,14.1,16.3,17.3,20.7,20.1,20.5,18.8,17.9,12.3,9.1
1985,8.1,9.6,14.5,15.6,18,19.2,19.7,20.6,19.5,17.7,13.2,10.2
1986,8.8,9.3,13,14.5,17.4,20.5,19.8,19.6,18.3,15.8,13.1,9.3
1987,7.6,9.4,10.6,14.2,17,21.6,20.1,19.9,20,17,14.1,8.5
1988,8.6,10.4,13.6,15.8,16.8,19.6,19.7,19.5,19.4,17.3,13.9,11
1989,7.4,10.1,13,15.8,18.3,19.3,19.8,20.2,19.8,18.1,12.5,8.3
1990,8.9,10.6,12.9,14.2,17.9,20,20.7,20,19.5,16.8,14.3,9.6
1991,7.1,10.8,14.6,15.2,15.4,19,20.2,20.2,19.1,17.6,12.2,8.6
1992,7.7,7.8,13.5,16,17,19.4,19.6,20,19.3,17.4,13.2,8.4
1993,7.3,10.3,12.1,15.4,16.6,18.7,19.8,19.7,19.5,17.4,13.8,10.1
1994,8.1,8.9,13,15.7,18.3,19.4,20.7,20.6,19.9,16.7,13.5,9.2
1995,7.5,9.4,12.9,16.3,19.1,20.1,19.9,19.8,19.9,18.1,14.6,9.4
1996,7.5,10.1,14,16.4,17.5,19.1,19.7,19.8,20.3,17.1,13.7,10
1997,7.9,8.7,13.6,14.9,17.4,18.7,20.1,20.4,18.5,16.7,13.8,9.5
1998,7,10.2,12.1,16.1,18.9,19.1,19.4,19.5,20.6,19.3,15.2,10.6
1999,8.5,11.9,14.4,18,18.1,19.6,20.2,19.9,20,18.4,14.6,10.3
2000,7.4,8.6,12.7,15.7,18.2,19.4,20.2,19.7,19.2,18,13.4,9.4
2001,6.9,10.4,13.7,16.8,18.2,19.7,20.1,20.5,20.5,18.5,12.7,9.7
2002,9,10.2,13.5,15.9,18,19.6,19.7,20.2,20.4,17.9,14,10.1
2003,7.4,10.2,12.2,16.2,17.7,19.7,20.6,20.3,20.6,18.1,11.9,8.6
2004,7.9,9.1,13.5,15.9,18.3,19.5,20.1,20.5,19.3,17.4,13.4,9.7
2005,8.9,11.1,14.2,16.6,17.5,20.3,20.4,20.4,19.8,18.6,12.9,10.7
2006,8.4,11.8,14.9,16.5,18.4,20,21,21,20.2,19,14.2,10.2
2007,8.2,9.7,13,16.1,19,19.8,20.2,20.9,20.2,17.9,14.6,9.6
2008,9,9,13.2,17,19.1,19.9,20.2,20.2,20.3,18.3,13.8,10.7
2009,9.4,11.5,15.1,16.8,18.4,20.2,20.8,20.4,20.6,17.9,13.9,9.7
