1901,16,14.9,20.4,21.9,29,30.3,32.4,31.1,30.2,25.4,18.1,15.3
1902,15.1,13.3,20.5,23.4,29.5,31.5,33.3,32.1,28.9,26,22.2,17.3
1903,14.9,18,22.9,23.9,26.9,30.2,32.1,33,28.9,24.5,18.8,14.1
1904,13.4,16.2,21.5,23.4,28.3,30.4,31.7,31.5,30,24.8,19.5,16.4
1905,14.2,13.6,21.1,25.2,29.4,31.1,32.1,31,30.4,25.3,21.4,15.1
1906,16.2,15.7,19.5,25.8,28,31.9,31.2,31.7,31.1,24.2,21.2,17.1
1907,20.1,16.6,25.9,21.6,28,30.4,33,32.2,31.1,24.6,20.7,16.7
1908,16,15.5,23.9,27,29.8,30.9,31.9,31.7,29.2,24.5,22,19.1
1909,17.8,19.6,21.6,24.9,27.8,31.8,31.6,31.8,28.6,25.1,22.6,14.5
1910,16,16.3,22.6,25.7,28.5,30.5,32,30.9,30.2,26.6,19.4,13.7
1911,18.1,19.5,21.3,24.3,27.9,33.3,32.2,31.9,32.2,27.6,19.8,18.1
1912,13.8,14.3,20,25.6,29.2,30.4,31.3,32.5,31,25.8,20,17.5
1913,20.3,18.1,21.7,23.8,28.6,30.5,33.2,32.3,29.5,25.3,20.7,16.4
1914,16.4,15.7,18.4,25.2,29.1,33.2,33.1,32.6,29.1,26,20.4,14.3
1915,15.7,16.8,17.2,24.4,30.7,31.8,33.7,33.5,31.2,26.9,22.5,15.2
1916,19.5,18,21.1,24.9,29.6,31.2,30.9,32.6,29.6,25,21,17.7
1917,19,17.8,22.3,26.2,28.4,30.4,32.1,31.8,28.3,24.1,18.9,11.5
1918,12.7,19.7,23.6,23.8,28.7,31.2,31.8,33.4,28.9,26.8,19.6,16.9
1919,16.6,16.5,21.6,24.5,28.8,29.9,31.7,32.4,29.9,29.4,22.7,16.8
1920,16.7,14.9,19.3,24.5,26.6,31.4,31.8,31.5,31.2,26,20.4,16.5
1921,17.5,18.4,25.3,25.5,27.7,32.3,31.5,32,33.4,24.9,22.7,18.9
1922,14.3,19.5,22.1,26.7,28.8,31.7,33,30.5,30.1,25.8,21.6,19.1
1923,18.1,16.6,22.1,24.9,26.8,30.9,31.7,32.7,30.6,24.7,18.8,19.2
1924,15.4,15.9,18.5,24.2,29,32.9,32.4,33.2,28.8,24.2,21.1,17.3
1925,16.4,19.1,21.7,26,27.9,31.4,32.9,32.6,33,26.5,19,15.3
1926,14.9,17.9,18.6,24.1,29.7,31.4,31.9,33.4,31.3,27.2,19.5,18.7
1927,16.6,22.4,21.4,25.9,30.5,32,32.3,32.1,31.2,27.1,22.4,16.7
1928,16,17.2,20.8,24.5,27.9,31.9,32.2,32.4,29.6,26.7,20.5,16.5
1929,18,16.6,23.1,26.7,28.2,30.5,31.6,32.2,29,25.3,21.2,16.6
1930,16.8,19.6,19.1,25.4,29.9,30,34.4,31.9,31.8,24.4,18.6,13.7
1931,15.3,17.6,18.8,24.1,28.2,31.5,34,32.2,31.6,27.3,23.4,21.9
1932,21.3,21.9,20.3,25.3,28.2,31.6,34.8,31.6,29.4,26.1,19.5,19.4
1933,19,18.6,21.3,24.3,31.5,32.2,31.6,32.6,32.9,26.1,20.1,20.4
1934,17.4,14.7,20.4,25.5,27.6,32.1,33.7,32.7,30.8,26.5,21.6,16.1
1935,16.9,17.6,24.4,25.8,29.2,32,30.9,32.3,29.6,26.2,21.2,12.7
1936,14.9,15.1,22.2,24.7,28.7,31.3,33.8,32.6,31.3,26.9,19.9,16.2
1937,21.8,16.9,21.1,24.9,28.8,32.9,32.5,32.1,29.6,24.6,19,15.1
1938,16,18.9,24.2,25.8,31,30.7,31.4,33.7,31,24.8,21.9,16.4
1939,18.3,20.9,23.4,25.6,28.4,32.8,32.8,32,31.4,26.9,19.3,17
1940,10.8,15.8,20.1,24.2,27.9,32.3,32.4,31.9,29.5,25.6,21.4,18.3
1941,15.5,13.9,17.5,25.3,29.6,31.7,32.5,33.3,31.2,28.7,22.1,17.9
1942,16.2,13.4,21.2,26.1,28.7,32,34.6,32.3,31.4,27.2,22.7,16.9
1943,16.6,17.5,20.1,24.3,28.9,33.5,33.2,33,29.5,25.4,20.2,16.9
1944,16.2,20.2,21.8,24.3,29.8,33.8,31.5,31.5,31.6,26.1,20,14
1945,15.7,18.6,25.2,27,28.4,32.2,31.7,31.8,31.8,25.6,21.9,14
1946,17,18.7,23.4,26.2,28.1,30.9,32.1,31.8,29.5,26,22.9,19
1947,19.3,14.9,17.6,25.9,29.3,31.1,31.2,32.3,30.7,26.5,19.5,16.7
1948,13.3,17.1,22.2,26.3,29.7,33.1,32.9,31.6,29.3,24.1,23.8,19.2
1949,21.2,20.8,21.8,25.5,29.6,31.3,33,32.5,29.5,27.1,20.9,18.1
1950,22.3,20.4,20.4,24.5,29.1,33.2,31.6,31.7,29.7,26.4,19.7,13.5
1951,16.9,17.3,20.9,24.3,29.5,32,32.4,33.1,30,26.4,19.5,18.5
1952,19.4,17.8,21.6,24.7,29.9,34,33.1,32.3,29.2,24.2,20.9,15.8
1953,17.8,18.7,22.9,24.9,31.7,31.3,32.5,31.6,29.9,25.9,20.4,17.1
1954,18.1,19.8,20.9,26.3,27.4,32.6,33.3,34.5,30.6,26.1,19.7,15.8
1955,15.8,17.6,23.5,25.9,29.6,30.7,32.6,32.8,29.6,25.8,21.4,14.9
1956,14.4,20.2,21.8,24.6,29.6,31.5,32.9,33.3,29.1,25,20.5,21
1957,17.4,19.8,20,25.2,28.2,31.4,32.1,31.8,30.6,23.4,21.8,16.6
1958,12.4,13.4,18,24.7,27.9,31.4,33.2,32.7,30.8,24.4,22.9,15.1
1959,15.4,18,19.9,25.4,29.6,31.9,31.8,32.6,29.7,27,20.5,16.1
1960,15.7,15.9,16,25.4,29.1,30.9,32,32.3,30,26.8,22.1,14.3
1961,14.3,18.3,23.8,23.1,27,30.5,33.1,31.4,30.8,25.5,22.4,18
1962,15.6,21,18.8,24.3,31.2,30.2,32.9,31.7,29.7,27,19.1,14.6
1963,14.8,14.2,23,25.7,28.5,31.6,32.4,32.4,28.8,26.4,20.6,13
1964,15.3,15,21,25.2,28.9,32.5,30.8,31.6,29.9,24.1,23,17.9
1965,16.7,17.5,19.9,25.5,30.4,30.3,31.9,32.6,29.8,25.4,21.6,16.8
1966,13.7,16.1,20,24.5,27.4,29.7,32.5,31.9,30.4,26.3,21.1,15.9
1967,16.9,16.2,22.4,26.9,28.9,29.6,31.9,31.3,28,25.6,20.9,19.1
1968,14.1,14.1,20.9,26,28.6,31.1,32.9,33.3,29.9,26,20.1,15.5
1969,14.4,15.1,18.4,25.1,27.4,32.1,33.9,30.7,28.6,26,19.3,15.4
1970,11.8,16.4,20.7,26,29,31.6,33.6,32.5,31.5,26.6,20.2,19
1971,15.7,17.3,19.1,25.4,28.1,32.5,32.4,32,31.1,27.4,21.3,20.6
1972,19.2,16.1,21.5,25.2,26.8,30.4,32.5,32.4,31.2,26.4,20.8,18.5
1973,15.6,15.6,22.2,24,29.1,31.3,32.7,31.9,31,27.2,23.3,16.8
1974,22.6,18.8,24.4,25.9,29.6,31.1,31.5,31,29.1,24.5,20.5,16.9
1975,18.7,19.2,20.8,24,30.2,32.5,32.1,33.8,30.3,27.1,22.1,17.7
1976,15.7,21.3,24.4,26.5,28.4,30.1,33.8,31.2,29.4,24,17.6,15.3
1977,10.6,16.1,23.2,27.2,30,34.2,35,32.9,32.1,24.4,21.9,15.9
1978,12.6,12,19.6,26.5,28.9,32.2,33.3,33.2,30.9,26.1,23.5,18.8
1979,13.7,14.5,20.8,25.6,27.5,30.1,33.3,33.5,29.4,26.5,22.6,16.6
1980,15.8,15.9,20.4,25.9,29.5,32,33.9,33.6,32.4,25.4,20.2,15.7
1981,13.1,17.2,20.2,26.7,28.8,34.6,33.7,30.9,30,25,20.8,15.1
1982,15.2,18.3,22.4,23.8,28.9,32.3,33.4,32.9,29.6,25.1,21.7,19.2
1983,13.3,15.5,20,23,28.1,30.5,33.8,33.4,29.7,26,20.6,15.4
1984,13.9,18.7,21.6,24.8,28.9,32.6,32,33.2,28.8,27.7,19.5,20
1985,13.3,17.2,22.7,26.4,29.6,34,33.9,33,30.2,27.1,24.5,16.2
1986,14.8,19.2,20.5,25.8,28.2,31.9,34.1,31.5,30.4,26.7,22.6,16.8
1987,14.5,15,19.3,23.9,27.6,31.1,33.1,33.1,30.4,23.1,21.7,18.1
1988,12.4,16.2,20.6,25,27.6,30.1,31.4,32,29.5,23.9,22.8,16.8
1989,19.1,19,21.2,24.8,28.4,31.8,32.5,32,29.3,26.2,22.6,12.8
1990,18.9,20.6,22.8,24.9,28.8,32.4,32.8,32.3,31.1,27.3,23.1,19.6
1991,16.6,19.1,22.3,26,29.9,31.1,33,32.9,30.5,26.4,19.7,18.4
1992,16.1,18.6,21.4,23.5,27.2,29.9,33.9,31.2,29.5,25,21.5,16.2
1993,17.9,16.1,19.5,22.8,27.7,30.9,34,32.4,30.6,25.7,21.1,15.8
1994,14.6,18,22.8,25.9,28,31.6,32.4,31.3,29.5,24.9,23,16.8
1995,16,16.2,21.6,25.9,29.8,30.9,33,32.4,29,26.7,20,15.8
1996,15.6,17.8,19,24.3,29.3,30.9,32.8,30.9,30,25.3,19.4,17.9
1997,16.3,19.7,24.7,24.2,27,29,32.5,32,30,24.9,19.3,15.6
1998,17.2,17.9,19.7,24.8,30,34.6,34.2,32.7,30.5,27,23.2,19.1
1999,19.1,19.2,20.3,26.4,27.9,30.2,33.4,33.9,29.7,25.2,22.2,16.8
2000,15.5,19.6,23.4,24.2,30.6,32.9,33.2,32.1,29.3,25.9,20.1,12.6
2001,15.1,19.4,20.1,25.6,29.5,31.7,32,32.5,28.6,25.5,24.4,19.9
2002,17.6,18.1,23.4,27.2,28.6,31.5,33.5,31.8,30.8,26.6,19.9,15.4
2003,13.9,17.2,22.3,24.5,29,31.3,32.4,32.3,29.1,26,23.8,15.7
2004,15.5,15.3,23.2,25.6,30.2,32.2,33.7,31.2,29.3,26.1,22.2,16.6
2005,17.1,18,20.4,24.6,27.5,30.6,34,32.9,31.5,26,22.3,16.1
2006,19.2,17.2,21.5,27.7,28.8,31.7,33.5,33.4,30,25.5,21.1,20
2007,17.8,17,23.7,25.6,28.5,31.7,32.8,34.1,30.9,27.4,21.3,20.7
2008,16.2,20.5,21.7,25.3,28.6,33.2,32.9,32.2,29.8,24.6,19.1,19.6
2009,15.4,17.3,21.6,25.1,28.6,32.9,32.7,32.6,30.4,26,21.1,16.5
