1901,7.3,8.2,9.6,12.1,16.3,18.4,18,18.1,16.9,13.9,10.6,7
1902,6.8,7.3,7.7,14.2,17.5,20.4,17.4,17.8,16.4,14.2,10.4,7.7
1903,6.8,6.5,10,14.2,16.3,18.2,18.7,17.6,16,13.1,10.7,7.4
1904,5,7.6,11.1,13.9,16.6,19.6,18.2,17.3,15.7,13,9.6,7.5
1905,7.7,8.7,10.1,12.5,16.5,20.5,18.3,18.4,16.8,14,10.8,5.8
1906,6,8.7,10.4,13.8,17.2,20.1,18,16.7,16.7,13.4,10.2,7.6
1907,8.2,9.5,11,14,15.5,18.8,18.3,17.6,16.6,13.6,9.2,8.3
1908,7.4,8,11.4,13.6,16.5,20,17.7,17.4,16.3,12.9,9.8,6.4
1909,7.5,6.4,10.6,11.9,15.4,18.8,17.5,17.7,15.5,13.2,10.1,4.9
1910,6,6.3,10.7,13.3,17.3,19.4,18.9,17.3,16.5,12.6,10.1,7.4
1911,8.3,7.4,10.9,13.3,16.7,19.2,16.7,17.5,16.6,13.1,9.5,5.3
1912,7.3,7.6,9.4,12.3,16.9,18.4,17.8,18.3,16.9,13.5,8.5,5.4
1913,6,7.2,9.1,12.6,16.3,18.1,18.9,17.8,15.9,13.7,11.2,6.9
1914,8.8,8.3,9.8,13.1,16.1,18.4,17.4,17.5,16.2,13.9,10.8,6
1915,6.1,8.4,8.5,12.7,16.7,20.3,18.8,18.7,16.6,14.2,10.6,8
1916,8.9,10.7,12.3,13.8,17.1,20.8,18.2,17.7,16.3,14.1,9.2,7.4
1917,7.4,9.1,9.3,12.9,15.5,20.6,18.9,18.8,17.4,15.2,11.4,8.7
1918,6.8,9.6,12,14.4,16.4,20.2,18.9,18,17.2,14.9,9.2,6.7
1919,4.9,7.5,9.5,14,17.3,19.3,17,18.2,16.6,14.1,10.5,7.9
1920,6.9,9.8,9.4,12.6,17,18.8,19.1,17.9,17.7,13.7,9.9,7.2
1921,7.7,7.9,10.7,12.2,16,18.9,17.2,17.2,16.9,14.7,11.2,8.8
1922,6.5,8.4,8.6,11.9,17,19.8,18.3,18.3,16.8,14.1,8.6,8.8
1923,8.7,7.4,8.8,13.6,17.7,19.5,18.2,17.3,16.5,13.6,10.5,7.1
1924,7.2,9.2,9.5,11.9,16.2,19.9,17.9,18.2,16.5,14.3,10.8,5.9
1925,4.9,9.4,11.6,14.8,17.7,18.9,18.3,17.6,17.1,13.8,10.7,7.2
1926,6.2,10.1,10.6,13,16.3,20,18.1,17.9,17,14.5,10.8,7.4
1927,8.2,10,9.7,13,17.6,19.4,18.3,17.4,16.3,13.9,12.4,7.4
1928,8.1,8.6,11.7,13.3,17.5,19.9,18.4,16.9,16.6,15,10.7,7.4
1929,6.9,7.2,8.9,13.5,16.6,19.9,17.9,17.2,17.1,13.4,8.6,8
1930,7.4,9.8,10,15,15.7,20,18.1,18.2,17.6,13.8,10.4,7.6
1931,7.1,9.2,10.7,14,16.8,20,18.1,17.4,17.8,15.7,10.8,6.5
1932,5.2,8.8,9.2,14.1,17.2,19.4,18.2,17.5,16.6,13.7,10.5,7
1933,6,6.6,10.9,12.3,17.1,18.9,18.5,17.7,17,14.8,11,7.7
1934,5.6,9.3,11.9,14.8,18.4,19.6,18.6,17.9,17.4,15.4,11.7,9.3
1935,8.6,8.3,11,14.4,15.8,19.2,18.7,17.7,16.3,15.2,11,8.3
1936,7.3,8.7,10.9,14.3,18.3,20.4,18.2,17.7,15.7,14.1,10.7,8.7
1937,5.1,7.5,9.4,13.9,17.4,19.7,18.7,18.7,16.8,15.2,11.9,8.6
1938,8.4,10.2,11,13.3,17.1,20,17.9,18,16.6,15.1,9.8,8.1
1939,6.2,5.8,11.1,14.4,17.9,20.3,18.6,17.9,16.8,14,11.3,9.8
1940,7.4,9.5,12.1,13.9,17.8,19.1,18.9,17.9,17.7,14.7,10.2,9.9
1941,7.8,10.1,10.9,14.6,18,19.5,18.9,18.7,17.6,15,11.6,8.8
1942,8.1,9.4,10.2,13.6,18.5,20.8,19.4,18.2,16.8,13.7,12,8.4
1943,7.5,10.9,12.1,16,18.9,20.1,19.5,20.6,17.4,14.3,10.2,7.4
1944,5.3,10,11,13.4,18.3,21,20.8,20.3,16.7,14.2,10.1,6.9
1945,7.4,9.2,11.4,13.3,18.3,20.4,18.4,18.1,18.5,14,11.3,8.2
1946,5.3,7.7,10.7,15.7,17.3,20.4,18.7,19.2,17.5,14.4,9.8,8
1947,5.1,9,11.1,13.3,17.3,19.5,19,17.7,17.4,15.3,10,6.9
1948,6.8,8.7,9.7,15.9,18.6,20.4,18.8,18.5,17.6,14,9.5,8.6
1949,4.9,8,11.4,13.5,17.3,19.7,18.2,18.2,16.8,13.7,11.9,7.9
1950,9.5,10,11.9,14.6,17.4,20,18,18.8,17.1,15.5,11.5,8.8
1951,7.3,8.5,10.3,14,17.2,21.3,20,20,19,16.4,11.9,9.5
1952,10.2,8.8,9.2,13.3,16.9,20.4,18.5,20.1,18.4,14.9,11.1,6.8
1953,8.1,8.6,12.5,14.8,16.7,21.8,19.3,19.1,17.2,14.9,10.5,5.9
1954,8.7,10.2,11.6,16,17.7,20.7,19,18.2,18.2,15.1,10.6,7.8
1955,5.5,7.6,11.6,14.6,16.7,20.2,18.4,17.9,17.3,14,10.4,7.5
1956,7.9,7.6,11.4,13.6,19.1,21,19.1,19,17.2,15.5,10.1,7
1957,10.1,12.4,10.6,14.4,16.1,20.1,20.3,19.4,18.5,14,9.7,9.3
1958,6,9.8,9.9,14.6,17.7,21.6,20.1,19.4,17.4,13.1,10.9,8.3
1959,9.3,10.5,10.4,14.8,18,20.9,19.1,18.8,18.3,15,10.7,7.5
1960,7.1,6.9,12.1,14.6,17.1,21,18.4,18.2,17.5,15.4,12.1,6.6
1961,6.5,8.3,11.1,14.8,18.1,19.4,18.2,18.3,17.9,15.1,9.5,8.6
1962,6.1,10.6,9.3,15.2,18.3,20.2,18.5,20.2,18.1,15.2,11.8,8.2
1963,6.7,9.1,12.1,16.6,19,20.7,19.5,18.1,17.3,14.6,11.3,7.2
1964,5.4,6.6,9.8,14.4,17.4,19.2,19.8,19.2,17.3,14.1,10.7,7.7
1965,8.1,6.9,9.8,15,17.4,20.3,20.1,19.1,17.7,15.5,13,8.3
1966,5.9,6.2,11,15,18.2,20.5,20.3,18.2,17.3,14.1,12.3,7.5
1967,5.9,8.4,13.1,15.5,17.7,19.9,19.5,17.6,17,15,11.9,8.4
1968,7.8,9.7,9.4,13.7,18.6,21.2,18,17.7,16.3,15.3,11.7,7.6
1969,9.3,9.1,9.4,15.1,17.1,20.1,19.3,19.2,18.5,15.1,10,7.6
1970,6.5,8.6,10.1,14.5,17.1,20,19.5,19.3,16.8,13.1,10.8,9.7
1971,7.9,9,11.6,14.2,18,19.9,19.2,17.4,17.4,13.7,11.4,7.9
1972,8.3,9.7,13.7,15.6,19.2,19.2,19.7,18.1,17.4,16,9.8,9
1973,6.7,7.8,10.1,12.2,17.1,20,18.8,17.4,17.7,14.7,12.2,6.9
1974,9.4,8.5,12.4,14.4,18.2,21.5,18.2,18,16.2,13.6,10.3,6
1975,5.9,7.7,10.1,12.8,15.7,19.7,16.9,18.1,15.8,13.7,10.6,7.5
1976,5.7,10.1,11.5,12.7,15.4,19.3,17.3,18,15.9,11.9,7.7,6.8
1977,5.6,7.9,12.3,13.2,16.6,19.2,17.4,19.5,19.3,14.8,11,9.5
1978,9.1,7.3,11.4,14.4,16.5,20.6,19.6,17.6,14.9,12.7,10.8,7.1
1979,6.1,8.5,10.2,14.1,15.4,19,20.1,17.5,16.2,14.7,8.4,7.2
1980,7.7,9.8,11.2,13.1,17.8,21.6,20.2,18.4,16.8,12.3,8.4,7.5
1981,7.8,11,7.6,12.4,15.2,18.3,19.3,18,16.5,13.3,10.8,8.6
1982,7.6,8.7,11.7,15.2,17.1,19.9,18.7,18.9,19.3,14.6,9.3,6.8
1983,6,8.2,9.8,12,17.5,20.7,20,17.9,18.1,14.8,10.7,8.6
1984,6.8,7.7,11.2,14.6,17.6,18.7,17.6,17.5,16.6,13.2,11.9,9.1
1985,5.2,7.7,10.8,13.7,17.2,18.8,18.9,19.4,16.9,14.4,11,6.8
1986,7.1,9.5,11.3,16.8,17.7,18.6,17.5,18.2,16.8,13.2,10.3,6.7
1987,6.8,8.2,9,11.4,14.9,19.8,19.6,18.6,16.4,15.1,10.3,9
1988,6,8.9,8.7,12.3,15.5,19.1,18.3,17.2,15.3,14,10.4,7.4
1989,6.2,8.6,12,15.6,19.2,22,19.4,17.6,17.8,15.1,11.2,6.2
1990,7.2,7.9,11.4,15.9,18.6,23,17.3,17.6,17,13.8,11.6,9
1991,7.1,8.4,10.9,14.3,17.7,19.5,17.5,17.5,16.2,14.1,9.7,6.8
1992,7.2,8.3,10.8,14.2,16.5,19.5,18.6,17.7,18,14.7,8.8,8.3
1993,7.7,9.5,10.9,14.6,17.2,19.7,19,18.8,17.1,14,9.8,8.5
1994,8.1,10,11.5,14.7,17.4,21,21.1,20.5,18.8,14.8,12.9,9.8
1995,8.1,11.7,11.7,14.3,18,20.4,20.5,20.2,17,14.2,11.1,8.6
1996,8.4,11.6,11.5,15.5,19.9,21.2,19.9,18.2,19,14.9,11.3,8.3
1997,7.8,9,12.2,12.4,17.9,21.2,19.9,19,19.1,14.3,11.4,8.1
1998,8.3,8.5,11.3,14.5,18.6,22.7,20.3,19.7,18.4,16.5,11.7,8.8
1999,8.6,10.4,11.8,15.3,18.5,20.5,18.2,18.9,18.2,14.5,11.3,6.7
2000,8.1,11,11.8,15.5,19.3,20.1,19.9,18.9,18.8,13.9,9.2,8.1
2001,7,9.9,10.6,15.2,17.9,20.8,19.3,19.3,18.5,15.2,12.5,7.2
2002,7.9,9,11.8,16.7,19.1,20.8,18.4,19.4,18,14.9,10.5,7.4
2003,9.5,9.9,10.9,14.9,18.6,20,19.5,18.4,17.9,15.1,12.5,8.5
2004,7.7,8.2,12.6,14.9,18.6,20.6,20.2,19.4,17.4,15.1,9.7,7.8
2005,9.7,9.2,11.3,15.4,18,21.3,20.4,18.8,19.6,15.1,11.9,8.6
2006,8.7,11.1,13.1,17.8,19.6,21.5,20,18.9,17.4,15.2,12.4,7.3
2007,6.3,9.6,12.4,15,17.7,20.6,19,19.5,18.4,15.7,11.9,8.4
2008,7.5,9.1,11.5,15.9,18.4,22.1,18.8,18.3,15.9,15.8,11.2,10
2009,9.1,11.2,12.7,15.1,18.8,20.8,20.6,19.3,17.6,14.9,11.1,7.5
