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