1901,7.5,5.8,8,13.2,16.6,18.3,21.6,20.5,17.7,13.8,9.4,8.2
1902,8.7,6.3,11.2,12.1,12.9,16.2,19,18.9,17.9,13.9,11,8.3
1903,8.6,10.6,10.7,11.5,14.6,16.3,18.8,18.3,17.2,14.5,11.3,7.2
1904,8.3,7.7,8.3,13.1,14.8,17.3,20.6,19.6,17.1,15.2,10.3,9.8
1905,7.9,9,10.7,12.1,15.2,17.1,20.8,18.2,16.3,12.3,8.9,8.9
1906,9.5,7.8,9.5,12,13.8,18.1,19.9,21.2,19.2,14.9,11,8
1907,7.7,7.1,12,11.6,13.9,15.4,18.1,18.7,19.5,13.5,11.1,9.5
1908,7.2,9.7,8.7,10.9,16.1,18.5,19.7,19.4,17.3,16.8,12.1,9.4
1909,7.6,7.7,7.5,14.3,16.3,15.4,19,20.2,16.2,14.6,9.5,8.5
1910,8.3,9.5,10.6,10.8,14.7,17,17.6,18.5,17.6,14.5,10.1,10
1911,6.8,8.8,8.8,10.9,16.4,18,23.4,22.4,20.2,14,10,10.4
1912,8.6,9.7,10.8,14.4,15.9,16.4,18.8,16.6,15.9,13.7,10.4,10.9
1913,9.1,8.7,10.3,11.4,14.9,17.6,19.2,20.3,17.9,15.1,12.4,8.9
1914,6.5,10.6,10.1,14.2,15.3,17.9,18.6,20,19.2,14.7,10.7,9.2
1915,7.4,8.2,9.5,12.3,16.1,18.3,18.2,19.4,18.4,13.8,8.6,10.5
1916,11,8.1,7.1,12.1,15.1,15.2,18.8,20.6,18.1,15.5,10.8,7.7
1917,4.6,5.8,8.2,9.7,16.2,18.3,19.9,18,18.2,13.2,12.1,6.2
1918,8.4,10,10.1,10.9,15.9,18.1,19.6,19.7,16.8,13,10.5,11
1919,7.4,7.6,8.7,11.6,16.9,18.5,18.3,21.5,18.1,13,7.8,10.2
1920,9,10.8,11.3,11.9,15.9,17.6,17.6,17.9,18.2,15.4,11.2,8.4
1921,10.9,9.1,11,13.4,15.9,20.5,23.4,19.3,19.6,18,11.7,10.5
1922,9.3,10.1,9.4,10.7,18,18.4,17.4,17.7,16.8,13.7,10.4,9.9
1923,8.9,10.6,11.2,12.2,14.3,17.3,21.4,20.5,17.9,14.6,8.4,9.2
1924,9.5,7.3,10.1,12.1,14.9,17.7,19.1,18.2,16.9,15,11,10.4
1925,10.3,9.5,9.4,11.8,14.1,19.9,19.8,19.8,16.8,16.4,8.9,8.7
1926,9.8,11.7,11.1,13.4,14.7,17.6,21.5,22.2,20.9,15.4,11.1,8.1
1927,9.2,9.2,11.5,13,17.4,17.7,19.2,19.5,16.9,16.1,10.9,8
1928,9.8,11.2,10.4,12.5,15.4,17.9,21.1,20.1,18.8,15.4,12.2,8.5
1929,6.2,7.7,11.3,12.5,15.1,17.7,20.9,19.5,20.6,14.5,11.6,10.9
1930,9.9,6.9,10.7,12.3,15.1,19.3,19,20.1,19.2,15.8,11.9,9.7
1931,8.3,8.5,10.2,12,14.7,18.3,18.6,18.9,16.2,14.7,12.1,8.9
1932,10,7,9.9,10.8,13.9,17.7,18.3,20.8,18,13.4,11.5,9.7
1933,7.2,8.2,12.1,12.8,15.7,17.8,20.7,22,19.8,15,10.3,5.8
1934,8.5,7.3,9.4,11.6,15.1,19.4,22,18.8,18.8,14.9,9.6,12.2
1935,7.8,9.4,10.2,12.4,13.6,17.4,20.2,19.8,18.4,13.5,10.7,8.8
1936,10.2,8.6,11.1,10.6,14.7,17.4,18.1,19.6,18.4,14,10.6,9.5
1937,9.9,10.5,8.9,13.4,15.7,17.3,19.6,20.4,17.6,15.2,11.1,8.2
1938,9.8,8.8,12.4,12.2,13.6,17,18,19.2,17.3,14.9,13.1,8.7
1939,9.3,9.4,10.1,12.3,14.6,17.8,18.1,19.3,18.1,13.2,12.9,7.9
1940,6.5,9.4,11.2,12.7,15.6,19.4,18.9,19.9,17.7,14.6,11.2,8
1941,6.2,8.4,10.5,10.6,12,17.8,20.1,19.2,19.3,16,11.8,9.5
1942,7.6,6.1,11.3,14,14.9,18.3,19.5,19.9,18.4,15.2,10.1,10.8
1943,9.2,9.6,11.3,14.8,16.7,18.5,20.6,20,17.4,15.4,11.1,9
1944,9.7,7.6,10.2,14.1,15.4,18,19.5,21.3,17.5,13.6,11.3,8.6
1945,5.6,10.8,12.2,15.5,16.4,18.5,20.1,19.9,19.3,18.1,12.4,10.7
1946,8.6,10.1,10.3,13.8,14.8,16.5,20,18.1,17.7,15.9,12.4,8.9
1947,7.6,4.1,9.5,13.9,16,18.8,20.9,23.6,19.8,17.3,12.8,9.5
1948,10.4,9.5,14.2,13.6,16.5,17.5,19.3,18.8,18.4,16.4,13.5,10.8
1949,10.2,10.1,10.6,14.2,15.4,20,21.5,21.8,20.2,16.6,11.7,10.8
1950,8.7,10.3,12.7,12.4,16.2,19.5,19.9,19.7,16.9,14.8,11.5,6.7
1951,9.1,8.7,9.1,12.1,13.1,18.4,20.1,18,18.2,14.7,12.1,10.5
1952,8.2,8,11.3,13.8,17.6,19.2,19.9,19.8,15.6,14.2,10,8.6
1953,6.6,7.8,11.4,12.7,16.8,17.2,18.8,20.9,18,15.4,11.9,12.2
1954,8.2,8.1,10.9,12.8,14.9,16.6,17.4,18,17.1,16.7,12.3,10.6
1955,8.6,7.6,7.7,14.3,14.9,18.1,21.3,23.7,18.8,14.5,11.9,11.6
1956,9.4,4.9,11.3,11.7,15.7,16.2,18.9,17.3,17.5,14.7,11,9.9
1957,9.3,10.6,13.8,13.4,14.7,19.6,19.6,19.4,17,15.9,10.4,8.9
1958,8.4,11,8.7,11.8,15.4,17.1,18.8,18.6,19.4,14.5,11.1,9.6
1959,8.7,9.2,11.8,13.1,16.1,18.8,21.6,21,21.4,17.3,11.6,10.7
1960,9.2,9.2,12,13.1,17.5,20.1,18.3,18.8,17.2,14.4,12.4,8.3
1961,8.9,11,11.9,14.2,15.6,17.9,19,19.5,19.6,15.1,10.1,8.4
1962,9.3,8.1,7.8,11.9,13.6,17.6,19.1,19.2,17.8,15.5,10.2,7.5
1963,4.1,5,10.5,11.7,13.3,17.4,19.1,17.5,16.8,15,12.8,7
1964,6.3,8.7,9.2,11.9,16.2,17.4,19.7,19.5,19.1,13.8,10.9,9.1
1965,8.2,6,10.9,11.6,15.2,17.2,18,18.9,15.9,16,10.5,10.9
1966,8,11.6,10.4,13.6,14.8,18.3,18.5,19.8,19.6,15.3,9.9,10.4
1967,9.1,9.6,10.3,11.7,14,17.6,20.2,19.6,17.3,15.6,10.5,9
1968,9.5,7.9,10.3,12.5,14,18,19.7,19.5,18.1,17.3,12.1,9.5
1969,10,7.1,10.1,12.4,15.3,18.3,20.5,19.6,18.2,17.2,11.3,8.7
1970,9.4,8.7,8.5,10.9,15.3,19.5,18.8,19.5,19.1,14.8,13,7.3
1971,9,8.9,8.5,12.8,14.9,16.6,22,19.6,19.8,17,11,9.1
1972,8.1,9.5,11.5,11.8,13,15,19.3,18.9,17.1,14.9,11.6,10.2
1973,7.8,8.5,10.3,11.2,15.6,18.4,19.5,21.1,19.1,14.5,11.7,9.8
1974,10.5,9.6,10.2,12.8,14.5,18,18.7,19.3,16.2,11.7,11.9,11.1
1975,10.5,10.2,8.9,11.7,14,19.2,21.3,21.4,17.6,14.6,11.5,8.1
1976,8.6,8.8,10,12,15.5,20.7,21.5,22.6,17.9,14.8,11.5,7.6
1977,7.8,10.5,12,11.2,14.2,15.9,20.1,19.7,17.7,16.4,11.3,10.5
1978,8.4,9,11,11,15.4,16.6,18.3,18.8,18.6,16.1,13,10.2
1979,6.1,8.7,9.8,11.8,14.3,17.8,20.3,18.9,17.6,16.2,11.8,10.9
1980,7.7,10.6,9.6,12.4,14.8,17.4,18.5,20.1,18.6,14.4,10.1,9.6
1981,9.4,7.9,12.1,12.6,14.7,17.3,19.1,20.9,19.6,14.4,11.9,9.5
1982,9.7,9.9,10.9,12.9,15.6,18.9,20.6,19.3,19.5,14.8,12.2,9.9
1983,10.4,6.9,10.5,11.7,13.9,18.6,23.9,21.6,18.9,15.2,12,10.3
1984,9.6,8.4,9.3,14.7,13.2,18.4,21.9,21.1,18,15.9,12.7,10.5
1985,6.4,8.6,9.7,13.3,14.9,17.6,20.6,18.9,19.8,15.6,10.2,11.3
1986,9.3,3.6,10,9.7,14.5,18.1,19.2,17.5,16.5,16.1,12.2,11
1987,4.1,8.6,9.6,15.1,14.3,16.5,19.9,20.2,19.7,15,11,9.7
1988,10.3,9.4,10.6,13.3,15.8,18.6,18.6,19.7,17.7,16.2,11.5,11.3
1989,10,11,12.9,12,18.7,20.1,23.3,21.7,19.7,17,11.1,9.6
1990,10.9,12.6,12.3,12.9,19,17.4,22.4,22.3,19.6,15.9,10.8,8.3
1991,7.7,7.4,11.2,12.1,15,16.2,19.6,21.3,19.9,14.1,11.4,8
1992,7.6,9.9,11.2,12.5,17.9,19.2,20.7,19.6,17.1,13.2,13.2,8.8
1993,10.8,8.4,11.3,12.8,15.1,19.1,19,20,16.9,12.8,9.3,10.8
1994,9.9,10.1,12.2,12.2,15.1,18.8,21.3,20.3,16.7,15.9,13.4,11.6
1995,10.8,11.6,11.1,13.1,17.1,19.1,22.1,23.1,17.6,17.6,12,8.5
1996,9.3,8.3,10.4,12.8,13.3,20,20.9,20.5,18,16.1,11.6,7.4
1997,5.9,11.6,13.5,14.3,16.6,17.2,20.7,22,19.9,16.3,12.5,10.4
1998,8.7,10.9,12.3,11.4,17.5,18.3,18.9,21.2,18.3,15.8,10.8,11
1999,10.8,10.3,11.4,13.4,16.9,18,21.6,21,19.5,14.9,12.3,10.7
2000,9,11.5,11.3,11.6,15.9,19.1,19.6,20.8,19.5,14.6,11.1,10.3
2001,8.7,10.1,11,12.6,16.4,19.3,20.4,21,17.8,17,11.9,8.2
2002,10.2,11.9,12.5,13.5,15.5,17.6,19.4,19.7,19.1,15.6,13,10.2
2003,8.5,8.9,13.1,14.7,16,20.5,21.3,23.5,20,13.9,12.8,9.7
2004,10.3,9.4,10.4,13.2,16.5,20.5,19.9,20.6,19.5,15.3,12.3,9.4
2005,10.6,8.1,11.9,13.7,15.7,20.8,21.5,21.5,19.5,17.2,11.5,8.7
2006,7.9,8,10,13.3,15.9,21,24,20.3,20.7,17.5,13.5,10.7
2007,10.8,11.9,11.9,16.7,15.7,18.7,18.9,19.7,18.6,15.8,12.3,9.9
2008,10.9,11.5,11.2,13.1,17.9,19.2,20.2,19.3,17.6,14.9,11.7,8.3
2009,7.8,9.3,12.5,13.3,16.4,20.6,20.1,20.6,18.9,17.1,13,9.1
