1901,7.8,6.2,7.7,12.7,16.3,17.7,21.1,19.9,17.3,13.5,9.7,8.5
1902,9.3,6,10.8,11.5,12.6,16.1,18.2,18.7,17.4,13.6,11.2,8.6
1903,9.1,10.5,10.4,11.1,14.5,16.5,18.4,17.7,16.6,13.8,11.1,7.5
1904,8.8,7.4,8.2,12.5,13.9,16.9,19.9,19,16.7,14.4,10.4,10
1905,8.5,9.3,10.5,11.7,15,17.4,20.5,18,16,11.8,9,9.3
1906,9.8,7.8,9.4,11.9,13.2,17.7,19.2,20.5,18.7,14.4,11,8.2
1907,8.2,7.1,11.4,11.4,13.4,15.1,18,18,18.6,13.1,11.1,9.3
1908,7.7,9.6,8.6,10.7,15.6,18.3,19.4,19.2,16.5,16.4,12.6,9.9
1909,8.2,7.9,7.4,13.7,15.7,15.9,18.6,20.2,16,14.1,9.4,8.3
1910,8.5,9.5,10.5,10.6,14.9,17.1,17.6,18.4,17,14.2,9.7,10.1
1911,7.8,8.7,8.7,10.7,16.5,18.2,22.7,22.2,18.9,13.8,9.9,10.3
1912,8.8,9.2,10.7,14.2,15.4,16.5,19.3,16,15.4,13.2,10.5,11.4
1913,9.2,8.6,9.9,11.2,14.5,17.1,18.9,20.3,17.8,15.1,12.3,9.3
1914,7.4,10.4,10,13.8,14.9,18.3,18.6,19.6,18.3,14.5,11.1,9
1915,7.7,8.2,9.3,12.3,15.8,18,17.9,19.3,17.9,13.8,8.4,10.1
1916,10.9,7.9,7,11.9,14.8,15.4,18.9,20.4,17.5,14.6,10.7,7
1917,4.8,5.8,8.2,9.5,15.8,18,20,18.2,17.5,12.4,12.1,6.8
1918,8.4,10.2,10,11.1,15.7,17.7,19.4,19.3,16.1,12.8,10.7,11.1
1919,7.8,7.2,8.5,11.5,16.4,17.9,18.4,21,17.3,12.7,7.7,10.5
1920,9.6,10.7,10.8,11.8,15.3,17.7,17.4,17.7,17.7,15.5,11.7,8.5
1921,11.5,9.3,10.9,13.2,15.6,20.3,23,18.8,18.7,17.1,12.2,10.9
1922,9.5,9.9,9.3,10.5,16.7,18.1,17,16.8,16.3,13,10.2,10.1
1923,9.5,10.5,10.8,11.8,13.4,16.7,20.8,19.3,16.6,13.5,8.1,9.3
1924,9.7,7.3,9.4,11.4,14.3,17.3,18.4,17.7,16.4,14.5,11,11
1925,10.4,9.4,9.4,11.6,13.7,19.8,19.8,19.5,15.9,15.6,8.8,8.3
1926,9.7,11,10.4,13,14.4,17.1,21.2,21.2,19.5,14,10.8,8.3
1927,9.3,9.1,11,11.9,16.4,16.8,19,19,15.9,14.7,10.6,7.5
1928,10.2,10.9,9.8,12.2,15.4,17,19.8,19.3,17.8,14.8,12.2,9.2
1929,6.4,7.2,10.6,11.7,14.7,17,20,18.7,19.8,13.7,11.5,10.7
1930,10.1,6.7,9.9,12.1,14.7,19,18.6,19,18.2,14.6,11.5,9.1
1931,8.4,8.2,9.2,11.2,13.8,17.2,17.7,18.4,15.6,13.6,12,9.5
1932,10.6,7,9.2,10.3,12.9,17.5,18,20,16.9,12.6,11.1,9.4
1933,7.5,7.8,11.7,11.7,14.8,17.8,19.9,21,19.2,14.2,10.3,6
1934,9,7,9.1,10.8,13.9,18.7,21.4,18.3,17.5,13.8,10,12.1
1935,8.5,9.4,9.6,11.9,13.6,17,19.8,19.4,17.6,13,11,8.4
1936,9.4,7.9,10.8,10,14.7,17.5,17.8,19,18,13.7,10.7,10
1937,10,10,8.3,13.1,15,17,18.8,19.8,16.9,14.6,10.8,8.2
1938,10,8.6,11.9,11.8,13.3,16.2,17.3,18.9,16.8,14.1,12.9,9
1939,9.1,9.3,10,11.9,14.6,17.8,17.6,19,17.4,12.7,13.2,7.9
1940,6.6,8.7,10.1,12.3,15.3,19.5,18.1,19.4,16.9,14,11,8.4
1941,6.3,7.7,9.9,10,11.9,17.5,19.6,18.7,18.6,15.4,12,10.3
1942,7.9,6.3,10.8,13.9,14.3,17.6,19.1,19.4,17.5,14.2,10,11.2
1943,10.5,9.7,11.4,14.2,15.8,17.4,20.1,19.2,16.7,14.9,11.5,9.1
1944,10.6,7.9,9.8,13.8,14.8,17.6,18.9,21.1,16.7,13.1,11.1,8.9
1945,6,10.3,11.2,14.4,15.7,17.5,19.2,19.9,18.3,17.3,12.4,11.1
1946,9.4,10.1,9.9,13.7,15.4,15.8,19,17.5,16.6,15.1,12.3,9.2
1947,7.9,3.4,8.8,12.5,15.4,17.8,19.5,23.2,19,16.3,12.3,9.7
1948,10.4,9,13.6,13.2,16.3,16.7,18.5,18.1,16.9,15.1,13.5,10.8
1949,10.4,9.9,10.4,13,15,19.4,20.9,20.8,20.2,16,11.6,11
1950,9.1,10.1,12.4,11.7,16.2,19,18.9,18.9,15.9,13.7,11,6.6
1951,9.2,8.4,8.5,11.2,13.6,17.4,19.8,17.8,17.3,14.5,12.4,10.7
1952,8.3,8.1,10.5,13,17.1,18,19.8,19.2,15.2,13.4,9.7,8.8
1953,7.8,8,10.7,12.3,16.2,17.6,18.5,19.7,17.4,14.4,12.3,12.2
1954,8.4,7.7,10.5,12.3,14.7,16.1,16.7,17.5,15.9,15.3,12.3,10.5
1955,8.6,6.3,7.8,13.6,13.8,17.1,22,23.1,17.9,13.8,11.9,11.6
1956,9.4,4.6,10.8,11.8,15.5,16.4,18.4,17.3,16.6,13.8,10.7,10.3
1957,9.8,9.9,12.9,13.5,14.7,19.8,19.3,18.8,16.1,14.8,10.3,9.3
1958,8.3,10.1,7.8,11.2,14.4,16.3,18.2,18,18.1,14,10.8,9.7
1959,8.4,9.2,11.3,12.8,16.6,19.1,20.7,21.1,20.6,16.7,11.7,10.7
1960,9.3,8.8,11,13.2,17,19.5,17.8,18.4,16.6,14,12.2,8.2
1961,9,10.2,11.6,13.3,15.2,17.7,18.7,18.6,18.2,14.5,10.5,8.4
1962,9.4,8.2,7.4,11.6,13,17,18.5,17.7,16.3,14.9,10.3,8.2
1963,4.1,4.9,9.8,11.5,13.4,17.4,18.3,17.4,16.5,14.4,12.4,7.4
1964,7.8,8.5,8.7,11.3,15.3,16.8,19,19.1,18.2,13.5,11.6,9
1965,8.1,6.6,9.6,11.6,14.4,16.8,17.3,18.1,15.3,15.1,10.3,10.2
1966,7.8,10.3,10.7,11.8,14.4,17.9,18.8,18.9,18.2,14.4,9.9,10.3
1967,8.9,9.6,10.1,12.2,13.4,17.6,19.3,19,16.6,14,10.4,9.2
1968,9.7,7.1,10,11.5,13.5,17.7,19,19.6,17.2,15.7,11.7,9.6
1969,10.2,6.5,9.1,12.1,14.2,18,19.5,19.4,17.6,16.4,10.4,8.9
1970,9.4,8.2,8.5,10.2,14.9,19.3,18.2,19.1,17.5,14.3,12.5,8.2
1971,9.1,9,9.1,11.9,15.2,16.4,21.5,19.4,19.1,16.3,11.5,10.1
1972,8.8,9.2,11.2,11.9,13,14.3,18.9,18.9,16.7,14.5,11.1,10.7
1973,9.1,8.7,10.7,11.2,14.1,18.1,18.8,20.1,17.9,14,11.8,10.1
1974,10.6,9.7,10.1,13.1,13.9,17,17.7,18.3,15.1,11.4,11.4,11.1
1975,10.6,9.6,8.9,11.9,14.5,19.6,20.3,21,16.8,14.1,11.4,8.9
1976,9.4,8.2,9.6,12.4,14.7,20,21.2,22.7,16.7,14.1,11.4,7.8
1977,8.1,9.8,11,10.7,14.7,15.8,19.9,19.5,17,15.6,10.7,10.4
1978,8.6,7.6,10.4,10.6,15.7,16.7,17.5,18.8,18,16,13.1,9.9
1979,6.9,6.9,9.1,11.5,13.1,16.7,19.8,18.2,16.8,15.4,11.9,10.4
1980,7.8,10.4,9.1,12.6,15.4,16.8,17.6,18.8,17.9,13.4,9.8,10
1981,9.5,7.8,11,12.1,13.8,16.3,18.7,20.8,18.6,12.4,11.6,8.3
1982,8.8,9.5,10.6,13.1,14.8,18.1,20.1,18.8,18.1,13.9,11.9,9.5
1983,10.2,6.5,10,11,13.3,17.9,23.3,22.3,17.3,14,11.6,10.7
1984,9.4,8.5,9.2,13.5,14.1,18.6,21,21.1,17.2,14.5,11.7,10.6
1985,6.4,8,9.4,12.5,14.9,16.9,19.5,17.4,17.9,14.7,9.6,11.1
1986,9,3.2,9.2,9.6,13.4,18.1,18.6,16.6,15.7,14.8,12,10.6
1987,5.4,8.1,9,13.7,14.2,15.6,19.9,19.8,17.7,14,11,9.8
1988,10.2,9.1,10.1,12.3,15.4,18.6,17.1,18.3,16.6,14.6,11.3,11.3
1989,10.6,10.4,11.6,11,18.2,19.3,23,20.9,18.5,15.8,11.4,10.2
1990,11,11.4,11.8,12.8,17.9,16.7,20.7,21.1,18.1,15.2,10.9,8.7
1991,8.1,7,11.2,11.8,15.7,15.5,18.7,20.2,19,13.6,11,9.3
1992,7.8,9.5,10.7,11.7,16.7,19.8,19.5,18.6,16.2,12.2,12.1,8.6
1993,10.6,8.9,10.4,12.9,14.7,18.2,18.6,19,16.5,12.2,10,10.2
1994,9.7,9,11.1,11.6,14.1,17.5,20.3,19.4,16.4,14.8,13.2,11.4
1995,10.1,10.8,10.1,12.8,15.4,19,21.3,23.1,17.5,16,12.1,8
1996,8.7,7.8,9.2,11.7,13,18.1,20.1,19.5,17.4,14.9,10.6,7.2
1997,6.2,11.1,12.4,13.9,15.3,17,19.8,21.2,17.9,15.2,12.6,10.4
1998,8.9,10.4,11.4,11.1,17.6,17.6,18.3,20.2,17.9,14.8,10.8,10.2
1999,10.3,9.5,10.7,12.6,16.1,17.2,20.7,20.3,19.1,14.7,11.8,9.9
2000,9.1,10.4,11.5,11.3,15.7,17.5,19.5,20.6,18.4,13.7,10.7,9.7
2001,8.4,9.3,9.9,11.9,15.9,18.3,19.7,19.9,16.9,16.2,12,8.3
2002,10.2,11.2,11.5,12.7,15.1,17.1,18.6,19.1,17.9,14.6,12.9,9.7
2003,8.6,8.6,11.9,14,15.3,19.3,20.6,22,18.7,13.1,12.6,9.7
2004,10.1,8.9,10.1,12.8,15.8,19.7,19.1,20.1,18.2,14.3,12.3,9.7
2005,10.7,7.9,11.2,12.9,14.8,19.6,20.4,20.6,18.2,16.1,11.2,9.1
2006,8.1,7.8,9.3,12.7,15.1,20.1,22.6,19.7,19.5,16.4,13.4,10.9
2007,10.5,11,11.3,16,15.2,18.3,18.3,19.1,17.7,15.1,12.2,10.2
2008,10.9,11.1,10.4,12.2,17.2,18.2,19.7,18.5,16.9,13.9,11.2,8.5
2009,8.3,8.9,11.5,12.7,15.5,19.7,19.6,19.8,17.6,15.8,12.4,9
