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