1901,35.5,32.9,30,27.3,21.8,16.9,17.2,18.3,20.4,25.5,29.6,31.7
1902,32.1,32,32.8,28.3,22.3,18,16.9,19.7,20.6,24.3,28.9,30.8
1903,35.2,34.4,29.1,24.1,22.5,19,16.3,18,19.2,23.5,29,32.6
1904,35.5,33.6,32.5,27.2,20.4,18,16,18.5,20.3,23.3,29.2,33
1905,32.7,33.5,30.9,26.9,21.5,18.1,17.3,17.5,19.4,24.7,28.3,34.4
1906,35.4,32.7,32.3,29.3,22.8,18.6,16.8,17.4,18.8,25.4,28.4,34.9
1907,35,35.3,31.3,27.7,22.6,18.4,17.8,19,20.6,24.1,28.1,31.9
1908,33.7,33.2,29.6,25.5,21.4,16.4,17,17.8,20.8,25.6,29.5,33.5
1909,33.9,34.3,30.9,24.8,21.5,18.4,17,17.7,21.5,23.8,28,35.5
1910,34.9,36.1,32.7,28.6,21.2,17.7,15.7,19,21.9,23.3,29.1,31.9
1911,34.9,34.6,31,27.4,21,17.8,17.3,17.6,20.4,26.5,29.9,31.6
1912,35.6,35.6,32.1,28,22.8,18.4,16.8,19.5,20.1,25.2,28.9,33
1913,33.7,35.1,31,26.5,22.7,18.4,17.5,17.5,21.6,24.1,29.4,31.1
1914,35.9,33.6,31.2,25.1,21.7,19,17,20.7,23.7,27.8,28.7,32.9
1915,35,33.5,30.6,27.3,21.8,18.9,17.5,18.5,19.5,24.9,31.2,35.6
1916,33.6,34.1,30.8,26.6,22.1,17.2,16.2,17.6,23.1,23.9,29.5,33.4
1917,34.3,32.9,28.5,25.9,20.2,17.5,17.2,17.5,19.2,23.7,29,31.5
1918,36.4,32.8,30.4,27.3,21.6,19.3,17.4,17.8,22.7,24.6,30.2,32.8
1919,33.6,33.6,32.7,26.4,22.4,18.9,19.6,18.3,20.4,23.6,28.5,31.7
1920,35.9,34.1,31.4,26.7,21.7,17.9,16.3,16.7,21.6,26,31.5,32.8
1921,35.4,37.3,33.6,26.7,21.9,19.4,18.8,18.7,20.5,24.4,28.4,34.3
1922,33.9,34.3,32.4,26.6,21.7,17.7,15.9,18.6,21.3,25.2,29.4,30.2
1923,33.1,35.4,33,27.2,21.6,16.9,17.2,18.4,19.6,23.9,30.5,32.5
1924,33.2,33.6,30.3,28.1,22.5,18.3,18.3,18.2,20.9,22.6,28.3,33.4
1925,32.8,32.2,29.6,26.5,20.8,17.6,16.5,17.8,20.9,22.8,31.1,32.9
1926,36.2,33.2,29.8,24.4,20.1,17.5,15.6,16.8,21.9,24.5,29.5,32.9
1927,33.4,33.2,28.6,27.7,21,16.7,15.3,17.9,20.5,25.1,31.2,34.5
1928,34.3,33.6,30.5,26.9,22.4,17.8,15.9,18.8,20.3,22.8,30.8,32.6
1929,34.3,33.3,28.4,26.1,19.7,16.7,15.2,17.3,21.9,26,28.5,32.6
1930,35,35.4,31.7,26.1,23.4,18.4,16.6,18.1,22,24.7,29.4,31.9
1931,34.5,32.5,31.9,25.4,18.3,15.9,15.7,17.8,19.3,24.8,27.4,35.9
1932,36.6,34.8,30.6,25.5,22.6,18,16.6,16.3,21.1,22.8,29.2,32.1
1933,34.1,37,31.1,28.5,21.2,18,16,18,21.1,22.9,29.4,33.3
1934,36,35.9,30,22.1,23.5,16.9,15.4,18.6,20.7,24.4,26.1,31.9
1935,34.4,32,29.4,25.4,23.3,17.6,16.8,18.4,20,24.7,29.4,31.3
1936,33.6,34.1,33.9,27.2,21.4,17.9,16.9,18.5,23.3,25.5,31.6,33
1937,33.6,34.5,31.6,27.6,21.3,18.2,16.9,17.6,20.8,25.7,29.1,31.9
1938,33.6,32.8,31,27,22.2,17,16.8,18.5,22.8,25.4,31.2,33.1
1939,31.8,34.4,31.9,27.1,21.1,18.1,15.9,17.5,22.9,25.1,27.3,33.6
1940,33,36.7,33.4,26.4,22.3,20.6,17.7,20.5,23.1,25.2,30,30.5
1941,34.8,35,30.5,25.7,22.5,18.1,17.3,20.1,20.2,24.2,28.6,33.6
1942,34,33.4,29.2,25.2,20.7,17.1,16,18.2,20.8,24.1,30.9,32.2
1943,33.6,32.1,30.4,24.8,21.5,18,15.3,18,20,25.3,30.3,32.3
1944,36.5,35.6,30.8,25.9,20.4,19.5,17.1,18.8,22.6,28.2,30.6,29.2
1945,34.6,33.6,31.1,29.4,22.1,17.4,15.2,17.2,19.9,25.8,29.3,32
1946,33.3,32,29.9,27.6,20.7,16.3,15.3,16.3,22.6,26.8,26.1,31.9
1947,34.8,35.4,31.6,26,19.8,19.4,15.5,17.9,21.5,23,28.8,30.8
1948,36.2,35.1,32.9,24.2,22,17,15.3,19.3,22,25.8,27.8,31.1
1949,34.8,33.2,31,28.7,22.5,21,19,20.1,21.6,23.2,28.4,34.1
1950,36.7,34.7,34.2,29.2,21.3,18.2,17.4,19,21.5,24.3,26.6,31.7
1951,33,32.1,32.5,25,20.2,17.1,15.8,17.6,22.8,25.4,29.7,30.5
1952,35.5,33.6,30.9,26.6,20.7,19.3,17,19.4,20.9,23.7,27.7,29.4
1953,35.8,33.3,31.6,26.1,20.6,17,16.4,18.1,21.9,23.9,27.5,31.8
1954,34.4,35,32.3,25.2,20.8,17.2,16.9,18.6,22.2,26.3,27.5,33.3
1955,34.8,35.4,32.1,24.5,19.9,15.8,16.6,17,19.9,21.3,28.6,30.7
1956,37.1,35.9,32.2,24.9,18.5,15.6,15.6,17.3,22.1,23.3,28.7,31.6
1957,36.2,33.7,31.2,26.8,23,17.9,15.8,18.9,21.6,27,32.5,33.9
1958,37.5,34.9,32.9,27.9,22.1,17.7,15.8,17.5,19.7,24.2,28.5,34.2
1959,35.6,34.2,32.8,27,23.7,19.2,19.5,20,21.6,24.6,29.2,30.2
1960,33,32.6,28.9,23.9,19.7,18.2,15.6,18.9,20.2,26.6,30.1,33.5
1961,36.7,34.1,31.7,23.3,23.5,17.9,16.3,19.2,23,28,30.8,33.4
1962,37.4,35.4,30.7,27.9,23.5,19.5,17.1,19.8,21.5,23.1,29.4,33.8
1963,34,33.3,32.1,26.6,20.4,17.1,16.2,18.3,21.3,26.8,29.4,32.5
1964,34.8,32.8,33.4,23.7,22.7,18.7,17.1,18.5,20,22.5,28.7,31.6
1965,35.3,35.3,31.9,28.2,21,18.4,16.6,17.7,20.7,25.4,26.2,32.2
1966,35,33.6,32.2,24,21.9,16.9,16.8,18.7,19.4,24,30.2,31.9
1967,34.2,34.9,30.8,27.4,21.7,19.7,17,17.8,22.8,28.5,29.5,31.9
1968,35.4,33,28.1,23.5,20.2,17.1,17,16.3,19.2,24.4,28.9,32.4
1969,34.4,35.7,31.2,26.9,21.4,18.9,17.8,18.9,22.2,29.3,31.5,33.3
1970,33.8,34.1,32.7,24.7,20.7,17.1,18,18.3,20,26.3,29.5,34.2
1971,33.7,33.2,30.3,25.3,21.9,18.2,17.8,17.9,19.7,22.7,25.2,32
1972,35.7,36.5,33.2,27.6,24.9,19.1,16.4,17.4,21,25.9,31.8,36.1
1973,34.8,34.4,31.4,26.1,21.2,16.4,17,17.5,19.1,24.3,28.7,32.9
1974,36.6,33.1,32.1,23.6,20.4,17.8,16.4,18.3,21.8,23.9,28.5,33.7
1975,34.2,35.3,30.1,24.5,22.2,18.8,17.5,18.8,20.9,22.8,28.7,33.5
1976,34.4,36,33.5,27.3,23.3,19.3,19.2,19.5,22.2,25.8,27.3,33.7
1977,35.9,37,30.7,28.2,20.1,19.8,20.3,18.8,21.6,25.5,29.5,35.8
1978,35.5,34.9,33,29.4,21.5,17.5,15.7,19.5,19.5,25.6,29.9,31.5
1979,35.8,34.3,32.3,25.7,20.6,19.4,18.2,17.8,20.3,27.4,29.5,34.8
1980,37.8,35.2,34.4,25,21.4,16.7,16.8,19.2,22.8,23.4,30.1,33.1
1981,35.8,31.7,31.8,29.1,22.1,15.8,16.2,17.2,22,26.7,25.6,31.3
1982,32.9,34.5,29.2,27.8,21.1,17.4,16.8,20.2,21,26.1,32.2,32.8
1983,35.3,32.7,32.1,25.1,23.7,20.1,17.1,19.5,21.8,27.1,28,31.5
1984,34.9,34.4,27.6,25.6,19.3,19,15.7,17,20.4,25.9,28,30.8
1985,35.1,37.2,32.7,26,22.2,20.3,17.6,17.5,22.2,24.8,29.8,29.7
1986,36.6,31.5,31.2,25.7,20.3,17.4,14.9,16.6,20.8,23,30,32.5
1987,34.3,35.2,31.2,26.4,20.5,19,17.9,19.5,23.8,26.8,27.7,33.9
1988,34.8,36,32.5,27.4,20.7,19.2,17,18.5,22,26.2,28.4,31.5
1989,33.8,34.5,31.4,26.2,21.9,17.4,16.4,19.4,22.5,23.5,29.9,32
1990,33.4,32.1,31.2,25,21.7,17.5,16.2,16.8,22.3,24.3,30.3,32.7
1991,36.3,36.1,31.7,27.6,22.6,18.4,17,18.6,21.6,28.3,27.2,33.1
1992,35,31.9,30.8,25.5,20.7,18.7,18.5,17,18.1,25.4,27,32.5
1993,37.2,34,29.9,27.3,20.6,16.1,16.4,17.6,19.9,23.9,30.8,33.4
1994,36.1,31.1,34.4,29.5,24.6,18.8,18.8,20.4,23.7,26.9,30.9,34.4
1995,36.4,33.4,31.4,24.6,20,16.8,16.8,19.4,22,26.6,29.3,31.6
1996,35.6,37.6,30.9,26.6,23.5,19.4,17.1,17.5,20.6,27,30.7,32.2
1997,36.8,35.1,30.7,26.8,19.8,19.4,17.6,18.7,21.3,26.8,29.2,35
1998,37.1,37,33.2,26.6,23.9,17.4,15,19.4,20.1,26,31,33
1999,36,35.4,29.7,27,21.5,18.6,17.9,18.5,20.6,25.2,30.4,33.6
2000,32.5,33.5,28.6,25.6,21.4,19.5,17,17.9,22.9,27.8,30.3,35.3
2001,34.9,30.5,30.7,28.5,22.2,20.2,18,18.6,21.3,24.5,30,30.9
2002,34.7,33,32.6,27.3,24.7,19.4,18.4,19.6,22.2,26.1,32.2,33.8
2003,35.2,34.5,32.5,27.3,23.8,18.7,16.8,17.9,20.3,25.9,31.1,33.7
2004,35.7,35.7,30.4,27.6,20.5,19.2,16.4,17.1,21.1,27.3,29,34.6
2005,35.8,35,32.6,27.1,23.3,17.1,17.7,18.2,20,24,29.6,30.2
2006,32.8,33,31.7,23.3,22.7,18.1,16.9,20.6,21.7,27.3,31.3,33.6
2007,33.1,35.3,30.8,25.8,21,18.7,18.3,19,21.5,25.7,31.3,30.6
2008,37.1,33,31.1,24.5,22.3,18.5,16.4,17.8,20.8,26.4,26.1,32.5
2009,36.7,34.4,30.4,27.5,22.6,17.2,16,18.6,19.7,27.7,30.3,34.5
