1901,11.7,12.6,15.4,19.7,20.4,21.3,21.2,21.1,20.4,19.7,17,13.2
1902,10.5,11.8,15.1,18.9,21,21.3,20.9,20.6,20.2,19,16.1,13.2
1903,11.1,10.9,15.6,20,21.4,20.4,20.7,20.2,20.2,19.3,15.8,10.5
1904,9,9.9,14.5,18.4,20.7,21,20.7,20.8,20.8,19.7,15.8,11.7
1905,11.4,11.7,14.9,19.5,21.1,21.1,21,20.9,21.1,19.9,16.8,15.1
1906,12.8,12.5,15,20.2,22.1,21.5,21.4,20.9,21.4,19.4,16,12.9
1907,11.2,11.4,13.8,18.7,20.3,20.7,20.5,20.6,20.4,19.3,16.7,11.4
1908,10.9,11.2,14.8,19.8,20.6,21,20.6,20.6,20.5,19.3,15.4,12.2
1909,10.9,11.6,15.2,19.1,20.4,20.9,20.7,20.8,20.9,20.2,16.3,12.1
1910,11.6,10.5,14,19,20.9,20.6,20.5,20.8,20.2,19.3,16.3,11.4
1911,10.9,10.6,14.4,19.5,20.9,21,20.6,21,20.8,19.5,17.3,13.3
1912,11.1,11.6,15,19.4,21.4,21.4,20.4,20.2,20.3,18.9,15.5,12.3
1913,11.3,11.8,14.3,19.1,20.4,21.2,20.1,20.3,20.4,19.1,15.5,12
1914,10.2,11.6,14.7,19.3,21.1,20.7,20.5,20,20.2,18.3,16.3,13.2
1915,11.7,12.1,14.9,18.9,20.2,21.3,20.3,20.6,20.1,19.8,16.2,11
1916,10.1,11.7,15.1,19.5,20.9,20.9,21.2,21.2,21,19.8,16.8,12.7
1917,10.8,11.2,14.5,19.3,21,20.9,21,21.1,20.8,19.6,17.4,11.9
1918,10.7,10.6,14.9,18.5,20.5,21.2,21.6,21.2,21.3,20.2,16.9,13.8
1919,12.2,12.1,15.7,19.5,21.3,21.2,21.2,21.7,20.5,19.9,17.4,13.6
1920,11.1,11.6,15.9,18.9,20.8,21.2,21.5,21,21.2,19.5,16.4,13.5
1921,12.2,10.9,15.3,20,20.9,21.6,20.9,21.5,20.6,18.9,16.4,12.9
1922,12.5,11.4,15.3,19.1,21.4,21.7,21,21.4,21.4,19.6,16.7,12.9
1923,12,10.8,15.1,18.7,20.3,21,20,20.4,20.3,19,17.1,13.6
1924,12.2,11.6,15.5,19.2,21.4,21.3,20.3,20.8,20.1,19.4,17.4,11.4
1925,11.3,11.3,14.9,18.2,20.9,21.5,21,21.3,20.9,19.2,16.6,12.5
1926,12.7,11.8,15.5,19.6,22.2,21.5,21.4,21.3,21.3,19.8,17,14.4
1927,12,11.8,15,18.7,20.3,21.6,21.2,21.3,20.6,19.6,17,13.1
1928,13.6,12.2,15.2,18.9,21,20.9,21.1,21.3,20.8,19.2,16.2,13.6
1929,13.4,11.1,14.9,19.1,21.4,20.9,21.1,21.3,21.2,19.8,16.8,13.9
1930,12,11.6,14.6,19.7,20.8,21.5,20.4,20.8,20.5,19.8,18,13.9
1931,11.6,12,14.6,19.8,23.1,22,21.7,21.6,20.4,19.3,15.9,14.1
1932,10.8,11.5,14.5,19,22.1,21.6,20.9,21.5,20.8,19.6,17.8,12.4
1933,12,11.3,14.9,19.7,21.3,21.1,20.7,20.4,20.6,19.9,16,12.9
1934,11.5,11.9,14.4,18.4,21.6,21.3,20.3,20.7,20.8,19.4,16.9,10.6
1935,12,12.1,14.6,18.8,20.6,21.2,20.4,19.8,20.4,20.2,17.6,14.3
1936,11.1,10.7,14.5,19.6,21.6,20.5,20.2,21.3,20.2,18.7,16.5,14.6
1937,11.3,12.9,14.1,20.2,20.9,21.3,21,21.2,21,19.3,18.3,15.3
1938,12.8,12.7,14.1,19.2,20.2,20.9,20.7,20.6,20.6,19.2,13.7,12.1
1939,12,10.5,14,17.9,20.1,20.6,20.1,20.5,19.9,18.7,17.1,9.4
1940,8.5,9.9,12.4,17.9,19.9,20.5,20.1,20.5,20.2,18.7,15.5,11.6
1941,11.1,10.3,13.5,19.6,21.1,21.7,21.4,21.5,21,19.4,16.6,14.6
1942,10.9,10.9,15.2,19.6,21.1,20.9,21.3,20.6,20.2,19.3,17,13
1943,10.5,11.7,13.7,18.1,20.4,20.1,20.2,20,19.9,19.4,16.8,13.4
1944,12.2,12.1,14.9,18.6,20.6,20.5,20.8,20.6,20.4,19.7,16,11.5
1945,10.6,11.3,14.6,18.9,20.1,20.9,20.9,20.5,20.3,18.5,17.1,14.5
1946,8.9,13.1,15.2,18.4,21.4,21.4,20.7,20.6,20,19.2,16,14.8
1947,12.9,11.4,15.6,19.5,21.3,21.3,20.7,21.7,21,19.6,15.8,13
1948,10.3,9.1,14.5,18.3,20.9,21,20.6,20.8,20.2,18.5,15.5,13
1949,9.8,10.2,13.3,18.5,20.1,21.2,20.6,20.6,20.5,19.7,17.4,11.4
1950,8.7,9.3,13.3,18.6,21,21,20.6,20.7,20.5,19.8,17.3,12.3
1951,11.4,10.3,14,18.2,20.7,21,20.8,21.3,21,19.7,17.2,15.2
1952,12.2,12.8,14.4,17.9,21,20.8,20.6,20.4,20.2,20.2,17.8,12
1953,12.5,13.1,13.2,18.9,21,20.8,20.2,20.4,20.3,19.6,17.8,13.8
1954,10.5,11.3,13.4,18.1,20.8,21.3,20.9,20.8,21.2,19.2,15.7,12.8
1955,9.1,10.1,12.9,18.8,21.2,20.7,20.4,20,20.3,18.6,15.6,9
1956,7.7,11.1,13.4,19.7,21,20.6,20.1,20.6,20.3,18.6,15.6,12.2
1957,10,9.7,13.9,18.8,21.5,21.6,20.5,20.6,20.5,19.3,16.7,12.5
1958,10.9,11,15.6,18.9,22,21.6,21,20.6,20.7,19.5,14.6,9.7
1959,10.8,9.8,14.3,20.6,21.2,21.4,20.5,20.9,20.5,18.4,16.1,15.2
1960,11.7,11.8,13.2,19.1,21.3,21.6,20.5,21.2,20,19.5,17.8,13.5
1961,11.1,11.9,13.7,18.7,21.1,21.5,20.5,21.1,20.7,19,16.1,13.5
1962,12.1,11,13.5,18.9,19.6,20.9,20.8,20.5,20.7,18.7,16.1,12.3
1963,9.4,10.7,13.8,17.8,21,20.9,20.4,20.6,21,19.3,16.8,13.2
1964,11.5,10.8,14.6,18.1,20.6,20.7,19.9,20.7,20.6,19.7,15.9,11.6
1965,9.9,11.1,12.9,18.8,21.9,21.5,20.8,20,20.3,19.1,15.9,15
1966,13.5,12.1,14.4,19.4,22.2,21.3,21,20.7,20,18.8,16.9,14.6
1967,11.4,10.5,14.4,19.5,20.8,20.8,20.7,20.8,20.4,18.7,16.2,13
1968,10.8,9.6,14.7,18,20.3,20.9,21,21.1,20.5,19.5,16.7,13.1
1969,10.3,9.8,14.6,20.3,21.4,21.7,21,20.2,20.4,19,15.5,11.9
1970,11.1,10.5,14.2,18.6,20.6,21,20.7,20.6,20.5,19.4,16.9,15.3
1971,10.4,10.5,15.5,18,20.5,20.6,20.1,19.9,20.1,17.7,12.9,12.1
1972,9.6,10.5,13.9,18.1,20.7,20.6,21.3,20.5,20.6,19.6,17.7,14.6
1973,10.2,11.6,14.7,18.9,20.8,21.2,20.5,20.4,20.4,19.1,16.2,10.6
1974,7,8.6,14.2,19.3,20.8,20.9,20.4,20.6,20.4,19.8,17.4,12.6
1975,14.4,12.9,16,19.2,21.2,21.4,20.5,20.9,20.4,20.1,16.8,11.7
1976,9.9,10.4,14,18.3,20.4,20.1,20.6,19.7,20.9,19.5,15.6,12.6
1977,12.7,11.1,15.1,19.3,18.7,19.8,19.4,19.2,19.3,18.1,14.1,13.6
1978,12,12.9,14.4,20.1,21.4,21.3,21.4,21.8,21.6,19.8,17.1,13.7
1979,13.2,13.4,16.3,21.5,22.5,22.1,22,21.7,21.6,19.5,15.9,13.4
1980,10.4,11.8,17,21.6,22.6,21.7,21.7,20.5,21.4,19.3,17.4,13.8
1981,12.2,11.5,15.6,19.5,21.2,21.1,20.3,20.8,20.4,20.2,18.2,13.3
1982,11.7,11.3,15.6,19.6,21,20.7,20.6,20.7,20.1,19.3,17.2,11.3
1983,10.7,13.1,16.6,21,21.9,21.3,21.4,20.9,20.6,19.9,15.8,11.8
1984,11.4,15.3,16.4,20.6,20.8,20.6,20,20.6,19.8,18.7,16.2,13.2
1985,12.9,12.7,15.9,20.3,20.5,20.5,19.6,20.4,20.1,19.2,17.2,13.6
1986,11.4,12.7,14.3,19.5,20.7,21,20.3,20.5,19.6,18.8,16.7,13.5
1987,12.5,12.3,15.6,19.8,21.2,21.3,21.3,20.4,20.7,20,19.1,10.4
1988,11,12.8,15.6,18.6,21.6,20.6,20.2,20.6,20.1,19.3,15.2,12
1989,11.6,10.1,16,19,20.6,20.3,20,20.3,20,19,15.7,9.7
1990,10.8,12.2,15.6,19.6,20.1,21.1,20.6,20.6,20.2,19.5,17,12.9
1991,11.2,12.2,16.4,20.5,22,21.4,21.5,21,21.2,19.9,16.4,13.6
1992,10.9,10.8,14.7,20.5,22,21.8,20.6,20.9,20.6,18.8,15.2,10.9
1993,11.5,10.6,15.7,18.9,21.2,21.1,21.5,21.1,20.7,19.6,15.5,12.5
1994,11.7,13.1,16.1,19.9,21.1,20.8,19.7,20.4,20.7,18,14,13.9
1995,12.4,10.4,16,19.5,21.4,21.7,21,19.8,20.8,19,17.3,11.5
1996,10.7,11.5,16,20.1,20.2,20,19.8,20,20.5,18.6,17.6,13.7
1997,9.9,9.7,14.8,17.5,21.2,21,21.2,21.1,20.2,18.8,17.2,14.2
1998,10.7,10.7,15,19.8,22.2,21.8,21,21.2,20.5,19.5,15.7,15.3
1999,13.1,15.8,15.4,19.8,19.8,20.9,20,20.6,19.3,19.4,16.6,11.6
2000,12.5,12.8,14.9,20.5,19.9,20.6,19.9,20.9,19.4,19.8,14.9,13.6
2001,13.5,13.5,15.9,21,20.6,20.6,20.4,20.6,20.1,19.5,14.3,14.5
2002,12.2,12.8,15.4,19.7,20.8,20.4,20.7,20,19.7,18.5,17.3,15.5
2003,12.7,12.1,15.4,19.8,20.4,20.7,20.6,20.7,20.5,19.5,15.8,13
2004,11.5,13,16.3,20.8,20.4,20.5,20,20.2,19.6,18.4,16.3,10.7
2005,11.3,12.9,15.8,19,20.3,20.5,20,20.3,19.9,19,17.1,14.4
2006,11.3,13.8,16.3,18.7,18.7,20.2,20.3,19.9,20,18.8,15.4,13.3
2007,11.7,11.9,15.2,20.4,19.5,21.1,20.6,20.6,20.5,19.1,16.1,13.1
2008,14.7,14.2,17.4,21.4,20.8,21.4,21.1,20.7,20.5,20.2,16.8,13.5
2009,12,14,16.6,21.2,21.6,21.3,21.4,21.1,21.3,20.5,17.3,13.9
