1901,11.8,11.7,12.1,13.7,17.6,20.5,21.9,22,22,19.7,15,11.6
1902,11.2,10,9.2,15.1,19,22.7,22.1,22.2,22,19.7,15.1,13
1903,11.6,10.9,12.5,15.9,18.9,21.8,23.1,22.6,21.3,19.6,15.8,14.1
1904,9.8,9.3,12.4,16,19.3,23.5,22.9,22.3,21.5,20.5,16.2,14
1905,13.3,13.2,12.8,15.7,18.9,24.8,23.9,23.7,22.3,20.8,16.2,13.2
1906,11.1,12.4,13.3,16.7,20.1,23.1,22.9,21.6,22.2,20,15.8,12.8
1907,12.9,12.6,12.8,16.3,18.4,22.3,23.4,22.4,21.6,20.2,14.8,13.4
1908,12.1,10.3,13.5,15.2,18.8,22.8,22.3,22.2,21.7,18.6,14.8,9.4
1909,11,10,14.6,13.1,17.2,20.6,21.1,22.5,20.7,18,13.9,9.4
1910,9.4,8.6,11.6,14.3,18.7,21.9,22.6,20.4,21,17.4,13.6,11.2
1911,11.7,10.3,12.4,15.6,18.9,22.4,21.9,21.2,21.3,18.9,16.3,11.3
1912,12.4,10.5,11.4,15.3,19,21.9,22.6,23.3,22,20.1,14.6,12.6
1913,11.6,11.5,11.9,14.5,18.4,21.3,22.9,22.6,21.7,19.8,16.2,12.8
1914,13.7,12,12.1,14.9,18.3,21.7,22.2,22.1,22.1,20.3,15.8,11.9
1915,11.6,12.4,11.8,14.9,19,23.2,23.2,23.2,22.3,20.2,15.4,13.6
1916,14,13.9,14.4,15.8,19,23.4,22.4,22,21.8,20,14.6,13.2
1917,13,13.1,11.9,15.1,17.9,23.2,23.2,23.3,22.8,20.5,15.8,13.6
1918,12.3,13.2,14.1,16,18.7,22.9,23.1,22.7,22.5,20.9,14.6,12.8
1919,10.8,11.7,12.3,15.4,19.2,22.1,21.8,22.8,22.5,20.8,15.8,13.2
1920,12.3,13.4,12,15.1,18.9,22,23.3,22.9,23.4,20.2,15.1,12.9
1921,12,11.2,12.2,13.8,17.2,21.5,21.4,21.3,21.8,20.1,16,13.6
1922,11.7,11.5,10.4,10.6,16.9,22.9,22.4,21.6,22.1,20.2,13.2,12.5
1923,13.1,12,11.9,15.7,19.4,22.2,21.8,22,22.3,19.5,18.4,14.8
1924,13.1,12.6,13.4,13.8,17.7,21.5,22.2,21.4,22.6,19.5,14.6,11.4
1925,8.6,12,13.3,16,20,21.9,22.5,23,22.1,20.6,16.4,14.4
1926,12.4,13.9,11.6,16,16.6,23.2,22.4,22.6,21.6,21,15.3,11.9
1927,11.2,11.4,12.6,13.6,16.8,21.8,22.1,21.7,21.5,17.6,16.3,13.5
1928,11.9,11,13.8,12.6,19,21.7,21.6,21.3,21.5,19.3,15.1,10.6
1929,10.9,8.1,10.3,13.3,17,20.9,21,20.9,21.2,19.4,15.1,13
1930,13.6,13.3,14.3,15.6,16.4,22.9,21.4,21.2,22,20.1,14.9,12
1931,13.5,11.5,13.7,16.1,16.8,20.7,20.9,21.2,22,20.5,16.9,9
1932,10,9.8,12,15.4,18.5,20.5,21.2,20.9,21.4,20.1,14.4,12.6
1933,12.2,11.6,11.7,14.3,18.6,20.6,21.9,20.9,21.3,20.1,16.8,11.7
1934,8.9,11.6,13.3,16.4,20.2,21.3,21.7,21.2,22.6,20.7,17.3,15.1
1935,12.4,12.5,13.6,16.1,17.4,20.1,22.3,21.6,22.9,22,15.1,12.9
1936,10.8,11.3,12.6,14.8,20.5,22.8,22.2,21.6,21.2,19.9,16.5,12.8
1937,9.8,9.6,11.9,14.5,18,21.4,21.6,21.1,21.2,19.3,15.6,13.4
1938,13,12.6,12.6,14.3,20,23.4,21.6,22.3,22.3,19.8,15.7,11.9
1939,9.1,8.3,12.1,14.5,18.3,22.9,23,21.5,21.6,21,16.7,15.8
1940,13.4,13.5,14.7,15.6,19.5,21.5,22.9,22.1,22.6,20.3,16.4,15.2
1941,13,13.9,14.8,16.9,20.2,22.7,23.3,23.1,22.8,21,17.7,15
1942,12.8,14.3,12.5,14.6,18.1,21.6,22.3,22.2,22.2,20.5,16.9,12
1943,10.8,11.2,12.9,16.3,19.5,23,23.3,22.8,22.9,20.7,16,14
1944,10.7,14.6,12.5,15.7,19,21.3,22.8,22.8,21.4,19.4,15.7,12.7
1945,13.1,11.7,12.5,13.6,19.1,22,21.9,21.6,21.8,19.9,15.5,12.6
1946,10.2,10.5,12.7,16.3,18.6,22.4,22.1,22.1,22.2,19.7,14.4,13.6
1947,12.1,13.1,13.8,15,19.3,23.1,23.7,23.2,23.5,20.8,16.7,13.3
1948,12.8,13.2,11.8,18,21,24,23.1,22.4,22.5,20.4,16,13.8
1949,12.5,12.5,13.3,15.3,19,21.2,21.9,22.6,22.9,19.4,14.4,13.6
1950,12.7,12,11.6,14.9,18.2,22.4,21.5,22.1,23,21.3,16.6,13.4
1951,12.6,10.8,14.3,16.4,18,22.8,23.3,23.2,23.2,22.3,18.2,15.9
1952,13.7,12.4,11.8,15.4,17.8,23.2,22.6,22.7,22.2,19.4,16.9,12.6
1953,11.5,12.3,14.5,15,17.5,22.1,22.5,21.8,21.1,20.1,15.2,11.9
1954,12.9,13.2,12.9,17.3,19.4,22.2,21.7,21.7,23,21.2,15.5,13.2
1955,12.5,10.8,13.6,15.5,18.5,22.8,22.6,21.3,21.7,21.5,15.8,10.6
1956,13.3,11.6,13,15.7,21.8,23.7,22.8,22.9,21.7,20.9,16.4,13.4
1957,14.8,15.7,13.4,16.5,19.8,22.3,24.2,22.3,23.6,20.7,16.4,15.7
1958,13.9,15.7,14.4,17.3,21.2,24.7,23.7,23.3,23.5,21.5,19.1,16.6
1959,14.8,15.2,14.5,17.7,19.8,23,22.7,22.3,22.8,20.3,16.5,14.3
1960,12.1,10.9,12.7,15.4,17.4,21.3,22.7,23,22.8,21.4,17.4,13.6
1961,14.2,12.4,12.7,16.5,19.9,22.8,22.9,22.9,23.4,21.6,15.8,13.7
1962,11.2,13.5,11.1,16.4,20.1,22,23,23.5,23.7,22.3,17.4,15.3
1963,12.5,13.6,14,17.3,20.7,23.3,23.6,22.9,23,20.6,17.3,15.2
1964,11.8,10.6,12.8,14.9,18.1,22.1,23.5,23.1,23.1,20.7,13.8,11.8
1965,11.8,9.9,11.4,15.6,16.6,21.9,23,22.7,23.1,19.3,16.5,14.1
1966,11.3,10.2,12.5,17.8,21.7,23.3,23.6,23.1,23.1,19.9,17.3,12.5
1967,9.1,10.8,14,17.5,18.6,23.9,23.8,22.5,22.8,21.6,17,15.4
1968,13,15.4,13.4,16,18.5,22.2,22.5,21.9,21.7,19.4,15.6,14
1969,13.1,13.5,11.6,15.4,20.5,21.3,23.2,23.3,23.4,19.7,15.8,12.2
1970,11.2,12.6,13.1,14.3,17.9,22.2,23.6,23.6,23,17.8,14.6,11.4
1971,10.3,10.5,11.2,15.4,20.6,22.3,22.8,22.5,22.6,20.5,16.9,12.8
1972,13.7,11.4,14.3,15.7,18.5,22.9,23.7,24.1,22.5,22,17.7,15.9
1973,14,13.2,14.6,14.6,19.4,22.7,23.3,23,24.2,20.6,16.3,11
1974,13.9,10.8,14.6,14.8,20.5,24,22.7,23.3,22.3,19.7,16.7,12.3
1975,11.6,11.2,13.2,12.7,16.5,22,21.7,22.2,21.3,18.3,14.7,11.9
1976,10.3,12,13.8,15,18.1,22.9,22.3,21.9,21.6,18,14.6,13
1977,14,10.5,12.3,14.5,17.5,22.5,22,22.8,24.2,21,15.9,11.7
1978,12.3,11.1,14.2,15.9,18.1,23.5,22.9,22,21.7,20.4,16,12.4
1979,12.3,12.8,13.1,16,18,21.9,23.3,22.3,21.9,19.2,11,11.6
1980,11,13.7,14.4,14.6,17.7,23.4,23.4,23,22.9,20.5,15.5,12.7
1981,14.8,14.2,12.9,16.8,18.6,21.8,23.4,23,22.3,20.4,16.1,13.1
1982,11.3,10.9,13.3,16.9,19.4,22.7,23.4,22.8,23.6,20.3,15.1,14
1983,13.5,13.3,15,15.8,18.2,24,23.5,22.6,23.3,21.4,17.1,13.5
1984,13.8,12.1,13.2,16.7,20.1,23,22.7,22.5,22.1,19.6,15.2,15.9
1985,13.1,12,13.8,17.1,19.8,22.6,22.8,23.2,22.1,20.2,16.4,11.9
1986,12,13.6,13.6,18.6,20,22.3,22.5,22.4,22.5,20.4,16.5,13.6
1987,11.6,12.6,13,15.5,18.2,22.3,23.9,23.5,22.8,21.7,15.3,14.2
1988,10.4,12.4,12.9,16.1,18.4,22.2,23.8,23,23,21.1,15.3,12.5
1989,9.5,12.2,15.2,17.7,20.1,23.5,23.4,22.7,23.4,21,17.1,14
1990,12.6,12.5,13.1,17.7,21.1,25.5,22.7,23,22.7,21.4,18.1,15.9
1991,12.6,12.4,13.8,15.3,19.6,22,22.7,22,22.3,20.7,15.5,15.4
1992,13.6,14.5,15.3,16.8,19,22.5,23.4,22.3,23.1,20.2,14,14.5
1993,13.1,13,13.5,15.8,19.9,22.2,23.6,23,22.8,19.8,15.9,14
1994,12.2,12.3,15.5,16.7,19.2,24.6,24.6,24.2,24.1,20.9,19.2,16.6
1995,12.2,15.8,14.3,14.7,19.1,22.6,24,23.7,23.4,19.7,16.9,13
1996,11.1,14.2,13.9,17.6,22,23.9,23.6,22.6,23.2,20.4,15.7,13.2
1997,11.3,12.7,14.3,17,20.5,24.5,24.2,23.2,24.6,20.4,16.9,13.6
1998,12.2,12.6,14.5,17.3,18.8,25.2,25.1,24.1,24,22.2,15.9,12.3
1999,12.8,12.3,13.7,16,19.2,23.5,22.8,23.6,23.2,20.9,16.4,12.4
2000,12.1,12.9,13.8,16.6,20.3,23.6,23.9,23.1,23.2,20.7,15,13.9
2001,13.3,13.1,13,16.2,19.8,23.3,23.7,23.6,23.8,20.7,16.9,12.8
2002,12.8,13.1,14.4,17.8,20.7,23.2,23.4,23.5,23.5,21.5,16.8,14.1
2003,14.9,13.9,14.8,16.8,20.4,22.7,23.7,23.3,23.6,21.8,18,14
2004,12.9,12.4,15,17.3,20,24.3,24.5,24.3,22.8,21.7,15.7,13.9
2005,14.8,14.3,14,17.2,19.4,22.4,23.6,23.5,23.8,21.2,16,12.3
2006,12.1,13.1,14.5,18.3,20.5,24.7,24.2,23.9,23,21.7,17.2,14.4
2007,13.5,13,14.2,16.9,18.7,23.7,23.5,23.3,23.4,20.5,16.7,11.9
2008,11.7,11.1,12.4,16.6,20.2,23.5,23.3,23.1,23.7,22.3,17.1,14.6
2009,14.2,13.5,15,16.1,21.4,24.1,23.8,23.5,23.4,20.8,16.2,13
