1901,7.7,12.5,14.6,15.5,17.8,22.7,27,26.8,23.6,19.7,14.1,12.7
1902,9.8,12.7,11.6,15,18.8,23.1,26.7,27.1,25,20.8,12.3,9.1
1903,8.8,10.1,11.6,14.8,19.3,21.8,25.6,26.5,22.8,19.3,13.8,12.2
1904,9.6,12.3,11.1,14.6,18.8,23.3,26.2,26.7,22.7,20.1,12.6,9.6
1905,7.1,7.6,10.7,15.1,19.5,22.5,27.3,28,25.2,19.8,16.8,10.2
1906,9.3,10.2,13.2,14.6,17.6,23.1,26.8,26.2,23.4,18.7,14.8,11.4
1907,7.2,8.7,8.8,13.6,20.5,23,26.8,26.3,22.2,20.6,13.2,11.4
1908,8.9,9.9,11.3,13.9,21,23.9,26,26.6,22.4,17.9,12.2,9.2
1909,8,8,12.9,14.5,20.5,23.9,27.5,27.3,24.8,19.3,15.2,12.9
1910,9.1,11.6,9.6,14.8,17.9,22.6,26.3,27.1,23.3,18.4,14.4,11.2
1911,8,6.7,10.3,14,18,23.3,25.8,27.1,23.6,19.6,15.6,10.8
1912,8.2,11.6,13.2,14.3,18.3,24,25.9,26.4,23.3,18.6,14.8,11.3
1913,9.1,8.2,12.2,15,17.9,22.5,26,25.7,24.1,19.3,14.2,10.3
1914,9.5,10.8,13.7,14.2,18.9,22.7,26.6,26.6,22.5,17.9,13.2,11.7
1915,12.5,11.1,12.9,14.9,18.3,23.9,27.4,26.8,22.5,20,14.8,13.3
1916,9.2,10.9,14.4,15.5,20.2,26.4,28.5,26.2,23,19.6,16.5,13.8
1917,11.5,9.8,13.5,15.6,17.8,23,27.1,27.9,23.4,20.2,16.4,9.2
1918,9.9,9.6,11.3,14.8,19.4,23,27.2,26.4,25.2,22.1,15.3,11.9
1919,11.8,11.5,14.1,16,16.7,22.5,26.7,25.6,23.9,21,16.1,11.1
1920,10.3,7.4,12.2,16.2,18.9,23.8,27.2,27.6,23.1,17.4,11.9,10
1921,10.7,8.1,10.5,14.3,20.1,22.1,27.4,28.2,22.6,18.1,14.2,10.6
1922,9.7,10.1,14.4,16.2,19.1,24.2,27.9,27.5,24.5,21.1,13.7,10
1923,9.8,11.1,12.5,14.9,20.3,23.8,26.7,26.5,24.4,20.4,17.8,12.7
1924,7.6,10.5,12.1,16.9,19.8,24.8,27.6,27.3,25.7,18.1,13.4,10.2
1925,8.2,11.9,13.1,14.7,19.3,22.7,27.2,27.2,24.6,20.4,17.2,11.9
1926,10.6,11.3,11.9,16.6,20.6,25.2,27.2,25.5,23.3,20.5,17.4,11.9
1927,10.9,8.1,14.4,15.6,20.1,25.2,28.3,28.3,25.6,21.2,16.7,12
1928,10.7,8.1,10.1,17.2,20.3,24,27.7,28.2,25.1,19.7,16.5,10.6
1929,8.4,6.8,9.3,14.8,21.7,24.4,27.1,28.4,22,18.7,16.1,11.5
1930,10.4,9.8,13.5,16.6,18.9,23.7,28,27.8,24.2,19.1,15,13.2
1931,11,10.6,13.2,14.1,19.5,24.7,28.6,28.3,23.8,19.7,13.2,9.6
1932,8.5,7.7,11.6,15.6,19.6,24.3,28,27.4,24.7,22.4,14.8,11.3
1933,8.9,10.8,10.5,12.9,17.6,22.5,25.8,26.3,21.6,18.4,17.8,10.3
1934,9.9,7.3,14,16.8,20.3,24.3,27.4,27.3,24,19.4,15.8,11.5
1935,9.3,10.7,11.2,15.7,20.7,25.4,27,27.2,23.5,20.5,13.9,13
1936,13.1,11.5,13.5,17,18.6,23.1,28.4,27.6,22.6,19.7,14.4,9
1937,8.1,11.8,14.7,16.2,20.3,24.5,28.4,27.4,25.2,19.5,15.6,12.2
1938,9.5,9,10.8,14.3,19.2,24.3,28.5,28.1,23.5,19.7,13.9,12.1
1939,11.6,9.6,11.2,15.9,20.2,23.1,28.3,27.2,24.2,21.5,14.8,12.3
1940,8.6,11,11.9,14.9,18.2,23.1,27.6,25.6,23,20.5,15.8,10.5
1941,11.6,13.1,12.3,16.4,20.5,24.1,27.4,27.3,21.8,18.1,13.3,8.3
1942,7.4,11.1,11.5,15.4,20.8,25.7,26.8,26.5,24,19.3,14,10
1943,8.2,9.1,9.7,13.8,18.7,23.4,27.1,27.8,24.4,21.1,17.8,12
1944,8.8,10.8,11.7,15.9,18.1,25.1,26.9,26,23.7,19.9,14.5,10.9
1945,9.2,8.2,10.4,14.5,22.1,24.2,27.7,28.4,24.1,17.9,14.7,10.9
1946,9.9,10.1,11.7,15.4,19.8,25.2,28,28.7,26.1,18.5,16.6,11.1
1947,8.2,12.3,15.2,16.8,20.4,24.6,27.9,27.3,23.8,18.1,15.1,13.3
1948,12.8,9.4,9.8,14.6,19.6,22.9,26.6,27.3,23.3,19.3,13.3,7.5
1949,8.8,8.2,10.2,13.2,20.4,23.4,26,25.4,22.2,18.8,16.3,12.4
1950,7.6,10.3,12.3,17.5,19.7,24.8,28.6,27.6,25.4,18.9,14.7,13.9
1951,10.7,11.8,13.9,16.8,20.9,24.4,27.2,28.1,24.4,17.2,14.6,9.6
1952,10.5,10.4,11.6,17.1,19.8,24.4,27,28.4,26.5,19.9,15.4,13.3
1953,10,10.9,8.9,15.8,18.8,23.6,28.3,27.1,23.6,19.3,12.4,9
1954,8.4,9.9,12.7,13.9,18.4,25.6,28.1,27.8,24.5,19.9,14.8,11.4
1955,12.5,13.8,13.5,14.5,21.3,25.8,27.4,26.1,23.7,20.6,15.4,12.2
1956,10.5,10.2,10,16.4,19,24.3,28,28.5,24.2,18.1,14.6,9.6
1957,9.3,11.7,12.2,15.8,18.1,25,26.9,28.4,23.6,20.9,15.2,10.8
1958,10.1,12.1,12.8,15.2,21,24.3,27.1,28.3,22.9,19.2,15.8,12.8
1959,10.2,7.7,12.3,15.6,20.1,23.5,26.9,27.1,22.1,17.1,14.3,12.5
1960,10.5,11.6,12.2,15.3,20.8,23.9,27.2,27.8,23.8,21.6,16.8,14.1
1961,10,9.7,12.6,17.3,20.1,24,27.5,27.8,22.9,18.7,16,12
1962,11.3,9.4,13.8,15.5,21.1,25,27.7,28.3,24.6,19.1,17.7,12.3
1963,10.9,12.3,11,15.6,18.4,24.5,27.7,28.7,24.9,19.4,15.4,12.5
1964,7.7,9.3,12.8,15.4,18.5,24.5,27.1,26.6,22.5,20.2,15.1,12.4
1965,10,9.2,12.3,14.7,18.7,25.3,28.1,26.3,24.9,17.6,14.8,12.1
1966,10.7,12.8,12,16.4,19.1,24.4,27.9,28.3,23.4,21.5,18,11.6
1967,9.3,8.8,11.4,15.2,19.5,23.7,27.1,28.2,23.7,19.1,14.3,12
1968,8.6,11.4,11.5,17.7,23.3,24.9,28,25.9,22.9,18.2,14.7,11.8
1969,9.1,11.7,12.5,13.5,21.2,25,25.9,26.8,25.2,19.1,15.3,12.6
1970,11.7,11.9,13.6,17.2,18.7,25,27.1,27.7,23.6,17.9,14.7,10.7
1971,12.6,10.2,12.3,15,20.6,24.8,26,26.9,23.5,17.8,14.6,10
1972,9.3,10.1,12.8,17.2,20,24.5,25.8,26.6,24.5,17.7,14,10
1973,9.2,11.2,11.4,14.3,21.3,24.1,27.9,26.6,24.7,19.9,13.1,12.2
1974,7.8,11.2,13.4,14.8,19.2,24.4,27.8,26.2,23.8,20.9,14.8,9.9
1975,9.4,9.6,14.1,16.7,19.8,23.6,27.2,26.1,24.5,19,14.4,10.1
1976,9.3,8.8,12,15,19.8,23.4,25.9,25,22.7,19.6,14.5,11.1
1977,10.1,12.9,12.6,15.8,20.9,24.7,28.3,27.8,23.1,17,16.3,9.9
1978,10.3,12,12.5,15.2,20.7,24.9,28.2,26,21.8,19.3,13.3,11.7
1979,10.1,11.7,13.8,15.2,19.3,24.6,26.8,26.7,24.7,19.8,14.6,11.4
1980,8.7,9.6,11.5,14,18.5,24,27.5,27.4,23.1,20,16.1,11.5
1981,9,10,13.9,16.1,18.5,25.5,26.9,27.1,24.2,21.7,13,13.2
1982,11,8.8,11,15.4,19.2,24,25.8,26.7,24.9,19.5,13.7,10.9
1983,8.2,8.2,11.5,16.4,20.2,22.4,26.3,25.9,23.4,18,14.7,11.7
1984,10.5,10.7,11.7,13.9,21,24,26.5,25.5,24.2,20.9,14.7,10.4
1985,11.5,7.7,12.1,16.5,21.1,24.3,27.1,27.7,24.1,17,16,11.6
1986,11.1,11.3,13.1,17.8,19,24,27.5,27.9,24.5,21.3,12.6,10
1987,10.7,10.9,8.2,13.8,18.1,24.4,28.2,27.2,25.4,18.8,13.6,10.8
1988,10.5,10,10.8,15.4,21,25.2,29.4,28,24.6,18.4,12,10.6
1989,8,10.1,13.4,18.7,19.6,23.5,27.2,27.1,24,17.5,13.9,11.1
1990,8.5,10.9,13.9,16.3,20.2,24.4,28.1,27.1,23.5,20.3,16.1,12
1991,9.5,10.1,13.7,15.2,17.5,24.9,26.6,27,24,20,14.5,8
1992,8.2,7.4,10.6,15.3,18.8,23.7,25.8,27.3,23.3,21.5,14.7,8.8
1993,9.1,8.5,11.4,15.4,18.4,24.5,27.3,28,24.1,21.5,14.3,12.3
1994,11.5,10.6,12.5,16.8,20.7,24.3,27.3,28.4,26.4,21.3,13.6,9.8
1995,10.5,12.5,12.4,14.6,20.1,26.2,27.5,27.1,24.2,18.2,11.8,12
1996,9.3,11,10.6,13.9,21.6,25.6,28.4,27.7,22.9,17.6,15.2,13
1997,11.2,9.9,10.7,12.5,21.1,25.3,27.7,25.7,22.8,18.5,15.2,11.5
1998,10.1,11.9,10.2,17.1,19.4,25.2,29.1,29.5,24.3,20.4,15.8,11
1999,11.3,10.5,12.9,16.5,22.2,25.7,28.5,28.6,24.5,21.2,15.9,13.2
2000,7.6,9.8,11.2,16.7,20.8,25.7,29.2,27.9,24.5,19.1,16.3,11.9
2001,11.5,10.7,16.5,16,20.7,25.4,29.1,28.5,25,20.9,14.5,10.1
2002,9,12.8,13.9,15.7,20.5,25.5,28.1,27.5,23,19.3,15.4,10.5
2003,12.7,7.6,10.8,14.6,22,25.6,28.3,28.8,24.1,20.9,15.4,11.4
2004,9,10.5,13.4,16.2,19.5,24.9,28.1,27.3,24.6,20.8,15,11.7
2005,10.8,9.4,12.9,15.9,20.4,23.9,28.3,28,24,18.3,13.8,11.7
2006,9,10.3,12.3,17.2,20.5,24.7,27.2,29,24.2,19.3,13.5,10.9
2007,10.5,10.8,13.3,15.8,21.2,26.7,29.7,28.9,24.5,20,14.5,9.7
2008,8.9,9.7,14.5,16.9,20.5,26.3,28.7,29.3,24.2,19.6,16.1,11.6
2009,11.2,10.2,12,16.3,20.1,25.6,28.5,27.8,23.7,20.6,14.9,13.3
