1901,8.1,6.6,8.2,12.8,16.5,17.7,21.1,19.8,17.3,13.8,9.9,8.6
1902,9.4,6.4,10.9,11.7,13.2,16.2,18.4,18.8,17.4,14,11.3,8.9
1903,9.2,10.7,10.6,11.4,14.8,16.9,18.6,18,16.9,14,11.2,7.6
1904,8.8,7.6,8.6,12.9,14.3,17.2,19.7,19,16.9,14.9,10.5,10.1
1905,8.8,9.5,10.7,12,15.4,17.7,20.5,18.1,16.3,12.3,9.1,9.7
1906,9.8,8.1,9.8,12.1,13.5,18,19.3,20.3,18.9,14.8,11.1,8.4
1907,8.3,7.5,11.5,11.7,13.6,15.5,18.4,18.4,18.8,13,11,9.4
1908,8,9.9,9,11,15.9,18.2,19.5,19.2,16.6,16.5,12.8,10.2
1909,8.6,8.2,7.8,13.7,15.8,16.4,18.9,20.1,16.5,14.5,9.7,8.4
1910,8.7,9.4,10.6,11,15.1,17.2,18.1,18.4,17.4,14.6,9.8,10.1
1911,8.1,9.1,9.2,11.1,16.6,18.5,22.3,22,18.9,14.2,9.9,10.3
1912,9,9.4,10.8,14.1,15.7,16.6,19.1,16.4,16,13.5,10.7,11.3
1913,9.2,8.8,10,11.6,14.5,17.2,19.2,20.4,17.9,15.4,12.2,9.4
1914,7.7,10.4,10.2,13.7,15.2,18.5,18.7,19.7,18.5,14.8,11.3,9.1
1915,8,8.4,9.6,12.4,15.7,18.1,18.2,19.4,18.1,14.3,8.8,9.9
1916,9.9,7.9,7.5,11.8,15.1,16.2,19.2,20.2,17.7,14.3,11.1,7.4
1917,5.4,6.4,8.4,10,15.8,18.1,20.2,18.5,17.8,12.7,12.1,7.1
1918,8.5,10.4,10.2,11.6,15.9,18,19.5,19.5,16.2,12.9,10.9,11.1
1919,7.9,7.6,8.7,11.8,16.3,18.2,18.9,20.9,17.4,13.2,8,10.4
1920,9.6,10.8,10.8,11.9,15.3,17.9,17.6,18.1,17.9,15.6,11.8,8.8
1921,11.5,9.4,11.2,13.5,15.7,20.3,22.9,18.9,18.7,17,12.3,11.1
1922,9.6,10,9.6,10.8,16.7,18.2,17.1,17.3,16.7,13.4,10.4,10.2
1923,9.7,10.6,11.2,11.9,13.7,17.2,20.7,19.2,16.7,13.9,8.5,9.5
1924,9.9,7.9,9.6,11.9,14.5,17.5,18.3,18,16.5,14.8,11.2,11.2
1925,10.6,9.5,9.8,11.8,13.8,19.7,19.6,19.7,16.4,15.8,9.3,8.6
1926,10,11.1,10.8,13.1,14.7,17.4,21.3,21.2,19.7,14.5,10.8,8.6
1927,9.4,9.6,11.2,12.4,16.5,17,19.3,19.1,16.3,15.2,10.8,8.1
1928,10.5,11,9.9,12.2,15.8,17.4,19.8,19.5,18,15,12.2,9.4
1929,7.1,8.1,11.1,12.3,15.2,17.5,20.1,18.9,19.9,14.2,11.7,10.8
1930,10.1,7,10.3,12.4,15.2,19,18.8,19,18.3,14.9,11.7,9.6
1931,8.7,8.5,9.8,11.8,14.3,17.8,18.1,18.8,16.1,14.1,12.1,9.9
1932,10.7,7.5,9.7,10.8,13.6,18.1,18.4,20.4,17.4,13,11.5,9.8
1933,7.9,8.3,11.8,12.4,15.4,18.2,20.3,21.1,19.6,14.4,10.3,6.7
1934,9.2,7.5,9.5,11.3,14.4,18.9,21.7,18.5,17.7,14.2,10,12.2
1935,8.9,9.5,10.2,12.2,14.1,17.2,20,19.7,17.9,13.4,11,8.5
1936,9.3,8.4,10.9,10.6,15,17.8,18.1,19.4,18.3,14.2,10.9,10
1937,10.1,10,8.6,13.3,15.3,17.4,19,20,17.3,14.7,10.9,8.3
1938,10,9,12.3,12.4,13.8,16.7,17.6,19.1,17.1,14.3,12.8,9.2
1939,9.2,9.7,10.3,12.3,15.1,18.2,18,19.4,17.9,13,13.1,8.4
1940,7.3,9.4,10.8,12.8,15.9,19.8,18.5,19.8,17.4,14.4,11.2,8.9
1941,6.7,8.2,10.2,10.6,12.6,18,19.6,19.1,19.3,16.1,12.1,10.6
1942,8.5,7.3,11.2,14,14.9,18,19.4,19.7,17.8,14.5,10.3,11.3
1943,10.4,10.3,11.7,14.7,16.2,18.2,20.3,19.5,17.2,15.2,11.7,9.6
1944,10.8,8.6,10.5,14.2,15.5,18.1,19.3,21.1,17.1,13.3,11.3,9.3
1945,6.4,10.6,11.9,14.6,16,18.1,19.5,20,18.5,17.5,12.8,11.4
1946,9.6,10.3,10.4,14,15.7,16.3,19.2,17.7,16.7,15.5,12.4,9.5
1947,8.3,4.2,9.3,12.9,15.4,18.1,19.5,23.1,19.1,16.7,12.3,9.8
1948,10.4,9.3,13.9,13.5,16.3,16.9,18.7,18.6,17.2,15.5,13.8,11
1949,10.7,10.6,11,13.4,15.4,19.8,21.1,20.9,20.2,16.3,11.8,11.1
1950,9.3,10.3,12.7,12,16.4,19.2,19.2,19,16.1,14.1,11.1,7
1951,9.3,8.4,9,11.7,13.9,17.9,20.2,18.1,17.6,15,12.5,10.6
1952,8.6,8.4,10.9,13.4,17.4,18.5,19.9,19.5,15.7,14,10.1,9.1
1953,8.2,8.5,11.3,12.6,16.4,17.8,18.7,19.8,17.6,14.7,12.2,12.2
1954,8.8,8.2,10.8,12.9,15.1,16.6,17.1,17.9,16.4,15.6,12.3,10.8
1955,8.9,7.1,8.1,14.1,14.3,17.5,22,23.3,18.3,14.2,12.3,11.7
1956,9.7,5.7,11.4,12.4,16,17,18.7,17.5,17,14.4,11.1,10.6
1957,10,10.2,13.1,13.8,15.3,19.9,19.5,19,16.3,15,10.5,9.5
1958,8.8,10.6,8.5,11.8,14.8,16.9,18.6,18.4,18.5,14.3,11.5,10
1959,8.9,9.9,11.7,13.1,16.8,19.1,20.7,21,20.9,17,11.7,10.7
1960,9.6,9.1,11.5,13.6,17.3,19.7,18.2,18.8,16.9,14.6,12.2,8.4
1961,9.2,10.6,11.7,13.6,15.6,17.8,18.7,18.8,18.4,14.5,10.3,8.7
1962,9.6,8.5,7.9,12,13.6,17.2,18.6,18.2,16.7,15,10.3,8.5
1963,4.9,5.4,10.1,11.7,13.8,17.7,18.4,17.6,16.4,14.7,12.4,7.9
1964,8.1,8.9,9.3,12,15.7,17,19,19.1,18.4,13.9,11.8,9.3
1965,8.2,6.7,10.2,12,14.9,17.2,17.8,18.4,15.6,15.3,10.2,10.3
1966,8.1,10.7,10.8,12.4,14.7,18,18.8,19.1,18.5,14.5,10,10.4
1967,9.1,9.7,10.3,12.5,13.5,17.8,19.5,19,16.7,14.2,10.4,9.3
1968,9.8,7.4,10.3,11.9,13.8,18,19.2,19.8,17.5,16.2,12.1,9.9
1969,10,6.7,9.5,12.4,14.8,18.1,19.8,19.5,17.9,16.8,10.5,9.1
1970,9.5,8.4,9,10.8,15.4,19.6,18.5,19,17.5,14.6,12.4,8.5
1971,9.4,9.2,9.4,12.3,15.1,16.6,21.2,19.3,19.3,16.5,11.4,10
1972,8.8,9.3,11.1,12.3,13.5,14.9,19.2,18.8,17.2,14.7,11.1,10.7
1973,9.2,8.9,10.8,11.5,14.6,18.3,19.2,20.3,18.2,14.2,11.8,10.2
1974,10.8,9.7,10.3,13.3,14.4,17.3,18.3,18.5,15.5,11.6,11.4,11.3
1975,10.6,10,9.4,12.2,14.9,19.6,20.6,20.8,17,14.6,11.4,9
1976,9.6,8.9,10.2,12.6,15,19.9,20.9,22.5,17.2,14.3,11.4,7.9
1977,8.2,9.9,11.4,11.3,14.9,16.3,20.1,19.9,17.6,15.7,10.9,10.3
1978,8.6,8.2,10.8,11.2,15.8,17,17.9,18.9,18.3,16.2,13.2,10.1
1979,6.9,7.7,9.4,11.8,13.8,17.1,19.8,18.4,17,15.7,11.8,10.6
1980,8.2,10.4,9.5,12.8,15.3,17.1,18,19.2,18.2,13.6,10.2,10.2
1981,9.9,8.5,11.3,12.5,14.4,16.8,18.8,20.8,19,13,11.8,8.7
1982,9.4,10,10.9,13.2,15.2,18.4,20.3,19.2,18.4,14.3,11.9,9.8
1983,10.5,6.9,10.5,11.2,13.8,18.2,23.3,22.2,17.8,14.5,11.9,11
1984,9.6,9.1,9.5,14.1,14.3,18.7,21.3,21.2,17.7,15.1,11.9,10.8
1985,6.9,8.6,9.9,13.2,15.1,17.3,19.7,17.8,18.4,15.2,10,11.4
1986,9.2,4,9.8,10.1,14,18,19,16.8,16.2,15.4,12.1,10.7
1987,5.9,8.7,9.5,14.3,14.7,16.4,19.9,19.9,18.3,14.2,11.1,10.3
1988,10.3,9.2,10.6,12.9,15.8,19,17.9,18.7,16.7,15.1,11.6,11.6
1989,10.7,10.7,12.2,11.6,18.3,19.6,23.1,21.2,18.8,16.1,11.4,10.1
1990,11.1,11.6,12,13.1,18,17.2,21,21.1,18.6,15.3,11.1,8.9
1991,8.3,7.6,11.5,12.1,16.2,16.2,18.9,20.6,19.4,13.9,11.2,9.4
1992,8.4,10,11.1,12.2,17.1,19.7,19.9,18.8,16.5,12.7,12.4,9
1993,10.9,9.3,10.9,13.3,15,18.5,18.9,19.3,16.7,12.6,10.1,10.5
1994,10.1,9.5,11.7,12,14.6,17.9,20.1,19.4,16.6,15.2,13.4,11.6
1995,10.5,11.1,10.6,13.4,15.9,19.4,21.4,22.8,17.9,16.6,12.2,8.5
1996,9.3,8.3,9.7,12.5,13.5,18.7,20.2,19.7,17.9,15.4,11.2,7.8
1997,6.8,11.2,12.8,14.4,15.9,17.4,20.1,21,18.4,15.8,12.6,10.7
1998,9.3,11,12,11.6,17.6,17.7,18.7,20.5,18.2,15.4,11.1,10.8
1999,10.6,10.3,11.2,13.2,16.4,17.6,20.8,20.3,19.1,15,12.1,10.3
2000,9.4,11.1,11.8,11.7,16.2,18.1,19.7,20.6,18.7,14.2,10.8,10
2001,8.7,9.7,10.4,12.4,16.7,18.5,20,20.3,17.6,16.5,12.2,8.8
2002,10.8,11.5,12,13.3,15.3,17.2,18.8,19.4,18.4,14.9,12.9,10
2003,9,9,12.3,14.1,15.4,19.3,20.5,22.3,19,13.7,12.6,9.8
2004,10.2,9.2,10.5,13,16.3,19.9,19.2,20,18.5,14.3,12.3,9.9
2005,10.9,8.3,11.4,13.2,15.1,19.8,20.7,20.7,18.1,16.2,11.3,9.4
2006,8.8,8.3,9.7,13.1,15.3,20.3,22.7,20.2,19.6,16.5,13,10.8
2007,10.5,11.2,11.5,15.9,15.7,18.4,18.5,19.3,18.3,15.6,12.4,10.5
2008,10.9,11.2,10.7,12.6,17.5,18.5,19.6,18.7,17.1,14.1,11.3,8.8
2009,8.7,9.3,11.8,12.9,15.6,19.7,19.4,19.6,17.8,16,12.1,8.9
