1901,7.2,5.6,7.5,13,16.7,18.1,21.5,20.3,17.6,13.6,9.3,8
1902,8.7,5.5,10.8,11.7,12.7,16.6,18.4,18.9,17.6,13.6,10.8,7.9
1903,8.5,10.1,10.4,11.2,14.9,16.8,18.6,17.9,16.8,14,10.7,7
1904,8.3,7,8.2,12.7,14.1,17.3,20.4,19.2,17.1,14.4,10,9.5
1905,7.8,8.9,10.5,11.9,15.3,17.8,20.8,18.4,16.1,11.7,8.6,8.7
1906,9.3,7.4,9.1,12.2,13.5,18.1,19.5,21,18.8,14.5,10.6,7.6
1907,7.5,6.5,11.3,11.7,13.8,15.3,18.1,18.2,18.8,13.3,11,8.9
1908,7,9.2,8.6,10.9,16,18.8,19.7,19.5,16.8,16.5,12.2,9.4
1909,7.5,7.4,7.2,14.1,16.2,16.2,18.8,20.6,16,14.1,9,7.7
1910,8,9.2,10.5,10.8,15.4,17.5,17.8,18.7,17.1,14.3,9.4,9.7
1911,7.1,8.3,8.7,10.9,17,18.7,23.3,22.6,19.2,13.9,9.6,10
1912,8.2,8.8,10.6,14.6,15.7,17,19.7,16.1,15.5,13.2,10.1,10.9
1913,8.7,8.3,9.9,11.5,15,17.5,19.2,20.6,18,15.1,12,8.9
1914,6.7,10.2,10,14.2,15.3,18.7,19,20,18.5,14.4,10.6,8.6
1915,7.2,7.9,9.1,12.5,16.3,18.4,18.1,19.5,18,13.8,8,9.7
1916,11,7.6,6.8,12.3,15.3,15.4,19.1,20.7,17.7,14.9,10.3,6.4
1917,4,5.2,8,9.6,16.4,18.6,20.2,18.5,17.6,12.4,11.8,6.2
1918,7.9,9.8,10,11.3,16.3,17.9,19.7,19.6,16.3,12.9,10.2,10.6
1919,7.1,6.8,8.5,11.7,17.1,18.2,18.5,21.3,17.4,12.6,7.1,10
1920,9.1,10.4,10.8,12,15.8,18.1,17.5,17.8,17.9,15.7,11.2,7.9
1921,10.9,8.9,10.9,13.5,16.1,20.8,23.3,19,19.2,17.2,11.8,10.4
1922,8.9,9.4,9.1,10.6,17.3,18.6,17.2,16.9,16.4,13,9.7,9.6
1923,8.9,10,10.8,12.1,13.7,16.9,21.2,19.6,16.7,13.5,7.6,8.8
1924,9.1,6.7,9.4,11.6,14.7,17.6,18.7,18,16.6,14.7,10.6,10.6
1925,9.9,9,9.3,11.9,14.1,20.4,20.2,19.8,16,15.5,8.3,7.7
1926,9.1,10.6,10.2,13.3,14.7,17.4,21.5,21.5,19.7,14,10.6,7.7
1927,8.7,8.5,10.9,12,16.9,17.1,19.1,19.3,16,14.6,10.2,6.9
1928,9.7,10.5,9.7,12.5,15.9,17.4,20.3,19.5,18,14.8,11.8,8.6
1929,5.5,6.4,10.4,11.8,15,17.2,20.3,19,20.2,13.6,11,10.1
1930,9.5,6.1,9.7,12.3,14.9,19.5,18.8,19.4,18.3,14.6,11.1,8.5
1931,7.7,7.7,9,11.3,14.1,17.4,17.8,18.5,15.5,13.5,11.6,8.9
1932,10,6.5,8.9,10.4,13.1,17.8,18.1,20.2,17.1,12.5,10.6,8.8
1933,6.7,7.3,11.6,11.7,15,18.1,20,21.2,19.4,14.2,9.9,5.2
1934,8.3,6.3,9,11.1,14.2,19.1,21.7,18.4,17.6,13.7,9.6,11.7
1935,8,9,9.3,12.1,13.9,17.5,20.2,19.5,17.8,13.1,10.7,7.9
1936,8.9,7.3,10.7,10.1,15.1,17.8,17.9,19.1,18.1,13.6,10.2,9.6
1937,9.5,9.5,8.3,13.3,15.5,17.2,19.1,20,17.1,14.8,10.4,7.6
1938,9.6,8.2,11.7,11.9,13.5,16.4,17.6,19.1,17,14.3,12.5,8.5
1939,8.5,8.9,9.9,12.2,14.8,18.2,17.7,19.2,17.6,12.7,12.7,7.2
1940,5.6,8.1,9.8,12.3,15.6,19.9,18.2,19.4,16.8,13.9,10.6,7.7
1941,5.5,7.3,9.8,10.1,12.2,17.7,19.9,18.7,18.4,15.1,11.6,9.5
1942,7,5.3,10.6,14.1,14.6,17.9,19.1,19.6,17.7,14.1,9.4,10.8
1943,10,9.1,11.2,14.1,16,17.4,20.5,19.2,16.7,14.9,10.8,8.4
1944,10,7.2,9.3,13.8,15,17.8,19,21.4,16.6,13.3,10.5,8.2
1945,5.2,9.8,11,14.7,16,17.8,19.5,20.2,18.4,17.3,11.9,10.5
1946,8.7,9.7,9.8,13.8,15.8,16,19.3,17.7,16.8,15.1,12.1,8.6
1947,7.2,2.6,8.6,12.6,15.9,18.1,19.8,23.5,19.4,16.3,11.9,9.3
1948,9.8,8.4,13.3,13.4,16.8,17.1,18.8,18.2,17,15.2,12.8,10.2
1949,9.7,9.2,10.1,13.1,15.3,19.8,21.2,21,20.5,16.1,11.2,10.6
1950,8.4,9.7,12.4,11.8,16.6,19.5,19.1,19.1,16.1,13.8,10.6,6
1951,8.7,8,8.3,11.4,13.9,17.7,20.1,17.9,17.5,14.4,12.1,10.3
1952,7.7,7.7,10.3,13.2,17.5,18.3,20.2,19.4,15.2,13.3,9.2,8.2
1953,7.1,7.5,10.3,12.5,16.5,18,18.7,20,17.7,14.3,12,11.7
1954,7.5,7.1,10.5,12.3,15.1,16.4,16.8,17.6,16.1,15.3,12,10
1955,8,5.6,7.7,13.6,14.1,17.3,22.3,23.3,18,13.7,11.4,11.1
1956,8.8,3.8,10.7,11.7,15.8,16.7,18.6,17.4,16.7,13.7,10.2,9.8
1957,9.2,9.5,12.8,13.7,15.1,20.2,19.7,19,16.3,14.9,9.8,8.7
1958,7.5,9.6,7.5,11.3,14.6,16.6,18.4,18.2,18.3,14.1,10.2,9.1
1959,7.8,8.5,11.2,13,16.9,19.5,21,21.3,20.7,16.8,11.3,10.3
1960,8.6,8.3,10.7,13.5,17.3,19.9,18.1,18.5,16.9,14,12,7.5
1961,8.4,9.8,11.6,13.6,15.6,18.2,19.1,18.9,18.4,14.7,10.2,8
1962,8.9,7.9,7.2,11.8,13.2,17.5,18.7,17.8,16.4,15.2,9.8,7.6
1963,3.1,4.4,9.7,11.7,13.9,17.7,18.4,17.6,16.8,14.5,12.1,6.6
1964,7,8,8.3,11.4,15.6,17.2,19.4,19.5,18.6,13.6,11.1,8.5
1965,7.5,6.2,9.4,11.9,14.6,17.1,17.5,18.4,15.5,15.3,9.9,9.7
1966,7,9.6,10.6,11.9,14.7,18.3,19.4,19,18.5,14.6,9.5,10
1967,8.2,9.3,10.2,12.5,14,18.1,19.6,19.2,16.9,14.1,10,8.7
1968,9.1,6.7,10,11.6,13.9,18.1,19.1,19.9,17.2,15.7,11,8.9
1969,9.6,6,8.8,12.3,14.3,18.3,19.8,19.8,17.8,16.4,10.1,8.4
1970,8.8,7.9,8.3,10.3,15.2,19.7,18.5,19.4,17.7,14.4,12.2,7.6
1971,8.5,8.6,8.9,11.9,15.7,16.7,22.1,19.6,19.3,16.3,11.3,9.6
1972,8.3,8.8,11.2,12.2,13.4,14.4,19.1,19.3,16.8,14.5,10.7,10.2
1973,8.4,8.4,10.7,11.5,14.4,18.6,18.9,20.3,18.1,14,11.5,9.6
1974,9.9,9.3,10,13.3,14.2,17.5,17.8,18.4,15.3,11.6,11,10.6
1975,10.1,9.2,8.8,12.1,14.8,20.1,20.5,21.5,17,14.1,11,8.4
1976,8.8,7.6,9.4,12.6,15,20.5,21.8,23,16.8,14.2,11,7.4
1977,7.5,9.3,10.7,10.8,15.3,16,20.1,19.6,17,15.7,10.3,9.9
1978,8,7,10.3,10.6,16.1,17.1,17.6,19.1,18,16.2,12.6,9.2
1979,6.3,6.1,9,11.8,13.1,16.8,20.1,18.4,16.9,15.5,11.6,9.9
1980,7.1,10,9,13,15.9,17.2,17.8,18.8,17.8,13.5,9.3,9.6
1981,8.9,7.2,10.9,12.3,14,16.5,19,21.1,18.6,12.3,11.2,7.6
1982,7.9,8.8,10.5,13.4,15,18.3,20.4,18.8,18.2,13.9,11.5,8.8
1983,9.6,5.9,9.8,11.1,13.5,18.2,23.9,22.5,17.3,14,11.1,10.2
1984,8.7,7.9,8.9,13.5,14.5,19.1,21,21.2,17.3,14.4,11.2,9.9
1985,5.5,7.3,9.2,12.3,15.4,17.1,19.7,17.3,17.9,14.6,9,10.5
1986,8.4,2.4,8.9,9.7,13.5,18.6,18.7,16.8,15.7,14.8,11.6,10.2
1987,4.6,7.5,8.7,13.7,14.6,15.8,20.3,20.1,17.7,14,10.6,8.9
1988,9.7,8.7,9.9,12.3,15.8,18.8,17,18.3,16.9,14.5,10.8,10.8
1989,10,10,11.3,11,18.5,19.6,23.4,21,18.5,15.7,11.1,9.8
1990,10.4,10.9,11.8,13,18.3,16.9,21,21.3,18.2,15.4,10.5,8.2
1991,7.5,6.3,11,12,16,15.6,19,20.4,19.1,13.8,10.6,8.7
1992,7,8.9,10.4,11.8,17,20.4,19.7,18.9,16.5,12.3,11.6,7.8
1993,9.9,8.3,10.2,13.1,15.1,18.5,18.8,19.2,16.7,12.2,9.7,9.5
1994,9,8.4,10.8,11.7,14.3,17.7,20.9,19.7,16.6,14.9,12.8,10.8
1995,9.4,10.3,10,12.8,15.9,19.3,21.5,23.8,17.6,15.9,11.7,7.3
1996,8,7.2,9.1,11.7,13.1,18.1,20.4,19.7,17.4,14.7,10.1,6.4
1997,5.3,10.7,12.2,14,15.5,17.4,20,21.6,18,15.1,12.2,9.8
1998,8.2,9.8,11.1,11.2,18.2,18,18.4,20.3,18.1,14.7,10.2,9.5
1999,9.6,8.7,10.4,12.6,16.6,17.6,21,20.6,19.4,14.6,11.2,9.2
2000,8.4,9.6,11.3,11.5,15.9,17.7,19.8,20.9,18.5,13.6,10.3,9.1
2001,8,8.8,9.8,12.1,16.2,18.7,19.9,20,17.2,16.4,11.8,7.8
2002,9.6,11,11.3,13,15.4,17.5,18.8,19.3,18.2,14.7,12.5,9.2
2003,8,8.2,11.8,14.2,15.8,19.8,20.9,22.2,18.9,13.1,12.4,9.3
2004,9.6,8.6,10,13.1,16.3,20,19.4,20.6,18.5,14.5,11.9,9.3
2005,10.1,7.5,11.1,13.2,15.3,19.9,20.6,20.8,18.7,16.3,10.9,8.6
2006,7.6,7.4,9.1,12.9,15.6,20.4,23,19.9,19.9,16.8,13.2,10.6
2007,10.3,10.7,11.4,16.5,15.8,18.9,18.6,19.3,17.9,15.2,11.9,9.7
2008,10.5,10.7,10.5,12.6,17.8,18.7,20.2,18.7,17.2,14.1,10.9,8
2009,7.5,8.4,11.6,13.2,16,20.2,20,20.1,18,15.9,12.2,8.6
