1901,31.7,33.4,29.1,22.6,19,12.1,11.3,14.6,19.4,21.8,29.6,30.7
1902,33.2,32.5,27.9,25,19.4,14.3,13.6,14.3,19,24.4,29.2,29.4
1903,31.7,30.9,27.9,19.9,16.1,11.3,11.1,14.3,17.7,21.4,26.3,27.9
1904,29.7,29.2,26.6,24.5,17.5,12.2,11.6,13.5,15,22.3,25.5,30.3
1905,34.1,30,28.1,21.9,17.1,11.3,11.1,13.7,15.3,18.6,24.9,29.8
1906,33.3,33.8,23.9,21.3,15.9,13.4,11.5,14.2,17.1,21,23.1,28.5
1907,30.6,30.6,25.7,20.5,17,12.9,10.7,14.6,18.8,22.9,26.8,30.6
1908,35.6,30.7,26.5,22.6,16.1,10.1,11.3,12.7,15.6,21.4,27.5,30.5
1909,31.1,29.7,25.9,18.5,14.4,12.4,10.5,12.5,16.2,22.2,26.4,28.1
1910,30.4,31.9,27.5,24.4,17.1,13,11.7,14.6,16.7,19.7,24.9,26.9
1911,28.7,27.6,24.6,20.1,15.9,10.8,11.6,14.3,17.6,21.2,27.5,26.7
1912,31,33.3,29,21.8,17.6,12.8,12.2,13.8,15.6,20.7,22.6,27.1
1913,30.1,31.1,23.5,22.1,15.4,12,11.8,13.1,15.6,21.5,22.5,30.3
1914,31.3,33.2,28.1,20.4,16.3,13.6,11.6,14.5,19.2,25.8,28.1,29.5
1915,30.7,31.6,27.2,22.1,16.6,11.5,11.2,13.8,17.5,18.5,24.2,28.7
1916,30.9,30.6,27.1,19.2,16.2,10.9,11.4,12.3,17.2,19.7,20.7,26.6
1917,29.5,26.9,24.9,19.5,13.8,11,10.3,13.3,16.2,19.2,22.5,28.6
1918,29,28.8,25.9,21,16.7,12.2,11,13.4,17.5,19.6,25.9,29
1919,33,32.2,25.5,23.6,16.9,12.8,11.8,14.3,19.8,23.1,28.7,30.1
1920,29.7,32.5,26.1,21.4,15.5,11.2,12,12.7,16.5,21.7,24.4,28.3
1921,30.6,31.3,26.4,21.8,17.7,13.7,13.5,12.5,17.1,20.3,26,28.5
1922,29.1,31.5,26,22.5,17.4,13.4,12.6,13,17,22,26.7,29
1923,29.5,33,27.7,24.3,16.3,12.1,11.3,13.1,14.7,20.2,21.6,28.7
1924,27.8,27.4,26.6,18.5,16.3,11.4,12.5,14,15.5,19.5,22.7,26.7
1925,27.5,27.2,26.1,22.8,17.1,13.1,10.4,13.1,15.3,21.5,25.9,29.6
1926,30.5,32,27.4,20,13.9,12.6,12.6,14.2,18.2,21.3,26,27.7
1927,31.7,30.4,27,21.9,14.9,12.4,11.6,12.9,17.1,21.2,26.9,28.5
1928,29,29.4,26.8,21.6,14.9,12.1,12.3,15.5,18.6,18.9,26.1,30
1929,31.6,31.6,26.1,19.4,16,11.7,10.7,13.2,17.1,20.5,23.3,26
1930,30.6,33.6,28.4,21.2,17.1,14.1,12.1,12.7,15.9,21,23.6,26.8
1931,27.2,30.2,25.2,20,15.4,11.6,11,12.3,15.3,20.1,23.1,29.5
1932,33.8,28.2,25.4,19.3,16.9,10.9,11.6,13.6,17.4,18.5,25.4,27.3
1933,28.9,29.6,27.7,21.6,16.2,13.5,12.6,12.9,15.6,22,24.8,26.3
1934,30.1,28.7,27.4,19.4,18.2,12.7,12.5,13.5,17.4,19,23.4,26.3
1935,29.3,29,25.6,19.7,15.5,11.7,11.6,14.4,15.9,20.4,25.7,27.8
1936,28.9,28.9,27.2,19.8,17.4,11,11.3,13.4,15.7,19.4,24.1,26.7
1937,27.3,30.3,26.8,20.6,15.3,12.9,11.8,16.1,17.6,22.7,26.9,29.3
1938,30.2,28.8,29.5,23,18.6,11.8,11.8,14.3,17.8,23,27.9,29.7
1939,35.2,33,25.1,19.9,18,11.5,10.3,12.5,15.6,19.2,21.6,26.7
1940,30.8,29.5,30.5,20.1,15.2,12.4,11.8,14.7,17.7,23.5,24.2,31
1941,28.8,28.4,23,23.5,16.7,12.5,11.5,14.5,16.6,19.4,26.1,29.2
1942,32.1,29,26.9,22.2,15.8,13.2,12.1,13.9,16.5,20.8,23.8,29.8
1943,29.4,30.9,29.1,18.5,15.6,11.5,10.8,12.2,16.1,20.7,22.4,28.4
1944,31.9,28.8,26.1,18.4,14.6,12.4,12.3,15.2,19.4,22.1,26.4,27
1945,30.4,28.2,25.2,21.8,17.2,14.4,11.6,13.8,16.2,20.1,24.1,30.8
1946,32.1,28,22.3,20.1,16.5,12,11.8,13.2,16.8,20.4,25.1,27.3
1947,31.4,30.3,25.2,20.8,18.1,12.1,11.2,12.9,16.2,18.8,22.2,25.9
1948,28.7,28.9,24.6,21.3,14,12.7,11,14.7,17.7,19.8,22.8,27.9
1949,29,27.8,25.3,20.4,15.4,11.3,11.7,14.7,17.7,19.3,21.9,27.6
1950,29.9,27.1,25.7,20.9,17.1,13.6,13.3,14.5,17.9,19.4,23.4,28.9
1951,31.3,30.1,28.2,17.7,15.3,14.5,11.6,12.6,18.3,19.1,23.6,28.2
1952,32.5,30.2,27.3,18.8,14.4,12,11.2,14.8,16.8,18.9,21.5,26.5
1953,29.5,28.5,28.2,21.3,16.6,11.7,12.4,13.5,16.4,19.4,22.9,28.7
1954,31.2,27.3,24.9,22.3,15.9,12.3,13.2,15.1,18.1,21.8,24.1,27.5
1955,30.9,28,26.2,21.9,15,12.9,11.5,13.8,17.3,19,21.6,25.9
1956,28.5,31,25.9,18.8,15,11.7,11.4,12.4,16.1,17.6,20.2,26.3
1957,31.4,29.9,26.1,21.1,16.8,16.6,12,15.4,17.2,20.8,24.9,29.7
1958,30.2,29.6,25.3,23.7,17.3,13.6,11.5,13.7,15.9,18.2,25.4,27.2
1959,33.3,29.9,25.9,21.7,17.2,14.3,12.7,15.2,17.3,20.1,28.7,27.1
1960,33,29.1,27.2,20.5,14,12.4,12.2,12.9,15.9,19.9,21.9,28.7
1961,31.5,30.2,27,22,16.9,13.6,12.2,14.9,18.2,24.1,25.9,29.1
1962,29.5,28.8,27.6,22.5,15,13.8,13.3,13.7,17.4,19.1,25.7,28.1
1963,29.3,29.6,27.8,22.3,17.2,13.3,11.2,14.3,16.8,22.7,24.1,29.2
1964,29.4,29.4,27.6,22,15.3,13.3,11.6,13.8,16.2,18.1,25.5,25.1
1965,29.8,31.8,27.4,19.6,16.7,13.3,11.7,14.4,18.7,22.7,23.7,29.9
1966,31.8,28.9,25.8,20.7,15.6,12.3,10.9,13.5,16.3,19.7,24.2,26.6
1967,30,31,26.2,23.7,17.8,15.9,13.1,13.8,17.6,23,26.2,27.8
1968,32.4,33.2,29,22.9,13.8,11.9,11.4,13.4,16,19.8,23.4,28.5
1969,33.1,30.3,25.9,20.5,15.3,12.9,12.9,15.6,14.2,22.3,24.2,26.8
1970,28.1,31.4,25.1,21,15.5,13.1,12.2,13.2,14.5,20.2,23.8,28.5
1971,30.9,29.5,28.1,22.6,16.3,12.3,12.1,13.5,16.6,19.8,22.6,27.5
1972,28.7,28.2,25.8,21.2,18.3,14.8,12.3,14.9,19,22.9,25.4,31.3
1973,33.1,29.3,25.3,21.4,16.2,13,14,13.8,17.1,20.9,23.4,29.4
1974,30.5,29,28.8,20.1,17.9,14.2,12.1,13.4,15.2,19.4,22.2,28
1975,29.6,31,24.8,21.8,17.2,14.6,14.7,13.8,17.8,19,25.1,30.3
1976,29.2,30.5,27.5,21.7,17.4,14.2,13.4,15.5,17.3,18.2,23.1,27.8
1977,31.3,32.1,25.4,20.2,16,12.4,11.9,16.4,17,23.2,26.2,29.7
1978,29.9,31.5,28.1,21.8,18.1,12.7,10.8,13.2,16.3,20.4,24,26.7
1979,35,32.4,28.7,20.2,15.9,14.4,12.4,14.1,16,19.9,26,30
1980,29.6,31.3,28,22.8,17.8,12.5,12.2,14.9,17.8,21.9,27.7,30.3
1981,35,31.9,25.9,22.9,17.1,12.1,11.5,12.9,18.5,22,24.5,28.8
1982,32.7,32.5,27.5,21.7,16.3,12.4,12.4,17.4,18,22.4,29.6,30.3
1983,31.2,34.4,28.9,19.2,16.4,12,11.6,14.5,17,20.8,23.2,29
1984,27.6,29.2,25,21.3,17.6,15.2,11.8,14.3,15.8,20.9,26,27.3
1985,31.1,31.1,28,22,17.7,11.9,12.5,13.9,16.9,21.1,24.3,25.1
1986,28.7,29.4,30.5,22.3,16.9,11.9,11.6,14.9,16.7,18.1,23.6,26.3
1987,30,31.3,25.3,23.4,16.7,14,12.5,15,18.3,20.9,26.1,28.9
1988,33.7,30.4,27.4,23.9,17.9,13.5,13.4,15.1,17.7,21.3,24.2,28.3
1989,28.7,30.7,27.3,21.4,17.9,12.8,12,12.8,17.1,20.4,25.3,29.6
1990,31.8,29.3,28.6,22.2,17.8,12.8,12.6,13.7,17.5,21.5,26.3,30.6
1991,32.4,33.6,27.4,22.1,18.9,14.9,12.1,13.3,16.2,23,24.9,27.7
1992,28.8,28.7,28,22.3,16.9,13.3,12.3,12.9,14.7,19.9,21,26.7
1993,31,30.5,25.2,23.7,17.8,12.7,13.9,15.7,17.3,19,23.6,26.4
1994,30.1,29.9,24.4,22.3,17.8,14.1,13.9,14.7,17,22.3,24.9,32.1
1995,29.7,30.1,26.1,18.8,16.2,13.1,10.8,16.4,16.9,20.6,22.8,26.6
1996,29.4,27.5,26,19,17.6,14.1,11.8,13.9,16.5,21.4,22.4,27.5
1997,31.2,34.3,26.3,22.9,17.3,14.1,12.9,13.7,17.6,22.5,27.7,31
1998,31.9,31.6,29.3,21.8,17.3,13.4,11.6,15.8,17.9,19.3,24,29.9
1999,34.4,31,26.7,20.4,17.6,13.7,14,15.6,19.2,21.2,23.1,27
2000,28,32.2,27.9,22.3,15.6,12.5,12.7,14.1,17.7,19.5,25.7,30.3
2001,34.6,32,26.1,22.6,17.6,14.4,14,15.1,19.5,19.2,24.7,27.8
2002,31,27.6,27.7,24,18.2,14,13.5,15.7,19.1,23.2,29.2,30.7
2003,33.3,32.2,27.1,22.3,18.4,13.4,13.3,13.8,16.3,18.4,26.2,30.5
2004,31,33.4,29.5,23.2,16.8,13,12.3,14.9,16.8,22.2,25.1,28.2
2005,31.5,28.1,27.1,25.7,19.5,15.7,13.3,14.9,17.2,20.7,24.9,29.8
2006,34.6,32.4,29.6,19.8,16.9,13.5,13.6,15.5,19.9,25.3,27.9,30.1
2007,32.7,33,28.1,23.5,18.4,12.5,12,16.5,19,24.5,27.6,28.7
2008,32.5,27.7,29.3,21.4,17.1,15.3,12.5,13.3,19.5,24.7,24.7,27.4
2009,34.6,32.8,28.1,21.7,18,13.5,13.1,15.6,18.8,22.6,30.3,30.9
