1901,33.6,32.5,32.3,30.2,27.3,24.2,24.3,27.7,30.6,33.5,33.3,32.8
1902,32.6,32,31.4,30.7,27.1,24,25.1,27.4,31.7,32.6,33.5,33.8
1903,33.2,32.4,32.1,31,28.1,24,24.7,27.6,30.2,33,33.5,33
1904,32.2,31.2,30.5,29.7,26.9,24.7,24.2,27.2,30.4,33.4,34.1,32.4
1905,33.1,31.9,30.6,29.5,26.8,24.3,24.1,27.5,31.6,34.5,33.9,33.8
1906,33.5,31.2,31.1,29.1,27.3,24.2,24.1,26.7,31,32.6,32.6,32.7
1907,32.3,31.5,31.1,29.1,26.8,23.9,23.3,26.4,30.8,32.8,33.1,32.3
1908,32.4,31.7,31.1,29.2,26.7,24.8,24.4,27.9,32,33.9,33.2,33.2
1909,32.5,31.5,30.6,28.2,26.9,23.7,24.6,27.7,31,33.3,33.4,33.3
1910,32.5,31.7,30.9,29,26.4,23.9,24.2,27.5,30.9,32.7,32.2,33
1911,32.3,31.6,30.3,28.7,26.3,23.1,23.7,26.8,30.4,34,33.8,34.6
1912,33,32.3,30.9,30.5,28.2,23.7,24,26.9,30.5,33.2,35,33.6
1913,33.5,32.3,31.1,29.8,27.1,23.9,24.7,27.7,31.2,33.5,33.5,34.5
1914,33.8,31.9,31.5,30.7,27.5,24.4,24,26.7,32.3,34.2,33.6,33.1
1915,32.9,31.6,30.3,29.7,26.6,24.1,24.7,27.2,30.9,33.3,33.6,33.4
1916,32.7,32.8,31.7,29.3,26.3,24.3,24.8,26.7,31.3,34.3,33.5,32.9
1917,32.4,32,31.2,29.5,27.2,24.5,24.3,26.8,30.9,34.1,33.7,32.4
1918,31.5,31.5,30.2,28.1,25.4,24.2,24.8,26,30.6,32.9,32.2,32.3
1919,32.3,31.7,30.7,30,25.6,23.8,25.1,26.7,30.7,32.8,32.8,32.8
1920,33.8,31.5,30.4,29,26.8,23.6,24.6,26.8,31,32.4,33.7,33.9
1921,33.5,31.9,31.1,29.5,26.7,24.5,23.5,26.5,30.6,33.2,32.5,32.5
1922,34.3,32.7,32.2,30.2,27.4,25.2,24.9,28,31.3,31.4,33.1,34
1923,31.9,31.6,31.1,28.8,26.8,25,24.3,28.1,30.8,34,34.3,34.6
1924,34.8,32.6,30.9,28.6,26.6,24.1,23.2,26.1,30.5,32.3,32.6,31.7
1925,31.9,30.8,30,28.5,25.6,23.4,23,26.1,29.4,32.5,34.2,34.4
1926,34.7,32.6,30.6,29.5,26.4,23.3,22.3,25.8,30.6,32.3,33.1,33
1927,34.2,32.8,31.7,30,26.3,22.9,23.6,26.1,30.5,32.4,33.5,33.7
1928,33,33.7,31.7,29.8,25.8,24.5,23.3,26,31.8,34.1,34.2,34.1
1929,33.4,33,30.2,29.5,27.2,24.6,23.8,25.7,31.3,34.1,34.3,32.7
1930,32.9,33.2,30.9,28.6,25.4,23.4,23.6,26,30.1,33.8,35,33.9
1931,34.9,35.2,33.2,29.7,29.1,24.7,24.2,27.7,30.9,32.9,32.6,33.8
1932,35,33.5,31.5,30.9,27.5,23.3,22.2,26.2,30.3,34.2,35.2,33.1
1933,33.2,33.6,33.7,31,27.3,24.2,24.4,26.9,30.1,34.5,32.2,32.6
1934,32.5,31.6,30.8,30.2,28.3,26.1,24.5,27.7,30.2,32.5,32.9,32.6
1935,33.1,32.1,31.4,29.2,26.9,22.2,24.6,25.2,30.9,34.6,33.2,33.5
1936,32.6,32.5,30.6,29.4,25.8,24.4,23.8,27.1,29.7,33.2,33.5,33.5
1937,33.5,31.5,31,29.8,27.2,23.7,22.7,26.8,29.4,31.9,33.2,31.6
1938,33.1,32.3,31.8,30.3,27.9,24.6,23.9,27.2,30.4,33.6,31.5,32
1939,32.9,31.2,29.9,28.4,26.8,23.2,24,25.7,28.9,32.1,32,32.5
1940,33.8,32.3,30.9,29.1,26.2,23.4,23.8,27.6,30.6,33.2,33.1,35.1
1941,31.7,32.4,32.3,30.5,28.3,24.1,25,27.8,30.2,34.1,34.3,33.1
1942,33.9,34.5,32.6,30.3,27.2,25.5,24.6,27.9,31.6,31.1,34.3,32.9
1943,33.3,31.8,31.6,28.8,26.8,23.9,24.7,25.6,30.3,35.1,32.6,31.6
1944,33.2,31,31.3,30.7,25.5,23.1,24.9,28.4,30.4,34.7,34.6,35.4
1945,33.6,34.2,31.1,31.4,26.5,23,24.6,28.2,31.8,34.2,33.1,34.6
1946,32.6,33.5,32.4,30.7,27.2,24.5,24.7,27.2,31.4,34.6,34.2,35.7
1947,34.9,34.9,31.9,31.3,27.7,24.6,23.3,28.3,30.4,34.6,35.2,32.6
1948,32.7,32.1,29.9,29.6,27.6,25,24.4,27.8,30.5,33,31.7,35
1949,35.5,33.6,30.8,30.4,27.8,24.7,25,27.5,31.6,34.7,33.4,33
1950,33.8,32.6,31.4,28.7,26,24.8,23.9,26.1,30.6,33.3,33.4,32.8
1951,31.8,33.1,32,30.9,26.8,23.7,23.9,26.9,30.9,32.5,32.9,33.1
1952,32.9,31,33.1,31.5,26.5,24.2,23.7,27.4,30.4,33.8,31.9,33.5
1953,33.4,31.4,30.4,28.3,27.1,22.2,23,26.5,29.6,33.4,32.5,32.8
1954,33.1,32.5,30.3,29.6,26.7,23.2,23.1,26.7,31.1,34.5,32.1,31.9
1955,32.3,30.6,30.6,29.5,27.3,22.6,23.9,26.5,30.5,32.7,33.4,32.2
1956,32.7,30.6,29.7,28.8,26.2,23.5,24.5,28.1,30,34.3,32,31.8
1957,33.3,32.3,31.5,31.6,27.9,23.6,26,27.4,31.3,32.9,34.8,33.1
1958,32.7,31.1,32.1,31,27.9,24,24.6,26.6,31.8,32.3,33.3,33.1
1959,33,33,32.2,31,26.9,25.1,24.9,26.5,30.9,34.3,34.5,33.3
1960,34.4,32,31.3,29.2,26.5,24.2,23.2,28.5,31.4,34.9,32.7,34.1
1961,31.7,32.1,29.8,29.1,26.9,23.4,24,26,32.2,34.5,32.6,33.1
1962,32.6,31.2,32.5,29.4,27,26.3,24.4,27.3,32.1,34.9,32.2,31.8
1963,31,31.6,30.7,29.3,24.9,22.8,23.6,27.7,32.7,33.5,32.1,32.9
1964,34,33.6,34,31.4,27.5,23.1,23.2,26.2,30.2,33,32.8,31.9
1965,32.1,33.3,32.1,29.6,27.5,24.5,24.6,28.2,30.9,31.8,32.9,33.4
1966,33.6,30.9,31.1,28.5,27.5,24.2,24.7,27.3,31,34,34.8,33.6
1967,31.6,31,30.9,28.6,26.5,24.1,23.2,27.3,31.4,33.6,32.9,33.6
1968,33.2,32.9,30.6,29.6,26.8,22.1,24.8,28.4,31.8,34.8,33.1,33.2
1969,34.2,32.4,30.2,29.9,27.4,24.3,24.7,27.6,31.1,32.1,33.6,31.1
1970,34.1,33.2,34.3,30.9,28.3,24,25.6,27.1,31.8,34.3,32.7,33
1971,31.1,31.7,33.4,31.5,27.1,23.9,24.6,28,31.3,33.7,32.1,32.9
1972,30.5,32.6,29.9,28.4,26.5,24,24.3,27.8,32.1,34.2,34.2,35.5
1973,35,30.8,33.3,30.4,28,24.9,25,27.2,31.9,33.2,33,29.4
1974,29.9,29.1,29.4,27.5,25.4,23.3,23.8,27.1,29.8,33.9,31,31.4
1975,32.8,31.9,29.2,28.6,26.8,24.1,24,26,31.9,33.2,34.9,32.2
1976,30.7,30,28.1,27,24.3,22.1,23.8,25.8,30.8,32.3,33.9,33.6
1977,34.3,31.1,29.9,28.7,27,24.7,24.6,27.1,31.1,35,34.9,32.2
1978,31.9,30.4,30,27.3,26.8,23.4,23.6,28.4,30.9,32.4,33.5,32.2
1979,32.4,32.4,31.8,31.9,27.2,23.7,23.8,27.8,31.6,33.5,33.1,32.8
1980,33.5,32.5,31.5,31.2,28.4,24.1,24.3,26.8,30.9,34.5,32.5,33.7
1981,32.6,31.5,30.8,29.9,26.8,23.7,24.6,26.8,30.2,32.6,34.5,36
1982,33.9,34,33.9,29.3,27.9,25.4,24,28.7,31.9,31.7,32.8,34.5
1983,34.2,33.4,33.3,31.7,27.1,25.4,25.4,26.8,32.9,33.3,33.8,33.9
1984,34.8,34.3,32.5,30,27.4,24.8,24.9,28.5,32.8,33.7,33,33.5
1985,33,31.5,31.8,30.2,27.5,25.3,25.1,27.8,31.4,33.5,35.3,32.3
1986,33,32.2,31,29.6,28.2,24,24.3,28.3,31.4,31.7,33.2,34.9
1987,34.4,33.6,34,32.5,29.7,24.6,25,28.7,31.8,34.6,35.2,32.9
1988,34.3,32.7,31.5,29.2,27.1,24.6,25.1,28.6,31.9,33.1,34.3,32.5
1989,32.8,30.5,31.4,28.3,27.2,24.8,24.6,29.1,32.4,34,35.4,35.1
1990,33.3,32.8,32.1,29.9,28.5,25.4,25.6,28.3,32.2,34.5,35.5,33.5
1991,31.9,32.7,31.1,29.8,28.3,24.1,23.7,27.2,31.9,32.7,33.6,32.7
1992,34.9,34.8,33.4,31.6,28.4,25.8,25.2,27.3,32,34.1,33.3,33.7
1993,33.7,31,31.9,29.8,28.3,24.7,25.2,28.4,32.7,35.7,34.1,33.9
1994,32.6,32.1,33.7,30.3,28.9,24,24.9,28.5,32.8,34.4,35.1,34.2
1995,35,34,32.7,31.2,28.2,23.7,24.6,29.8,31.9,34.4,34.8,33.1
1996,33.7,33,31.6,31,28.3,24.4,23.9,28.1,32.4,35.2,33.4,33.7
1997,32.9,32.5,31.5,29.5,26.9,25.9,25.2,29.3,32.8,34.7,34.8,35.7
1998,32.9,34.8,33.4,32.7,29.2,27,25.4,27.9,31.5,34.7,34.3,32.5
1999,33.6,34.4,33.1,31.4,27.7,25.6,25.7,28,31.2,33.9,35.5,33.5
2000,32,32.7,31,29.1,26.9,25,24.8,28.3,31.7,36.3,34.5,33.5
2001,34.7,32.3,32.6,30,28.5,24.8,24.9,28.9,32.2,34.4,33.1,33.5
2002,33.4,33.7,32,31.8,27.6,24.9,25.7,28.2,31.7,34.6,35,34.8
2003,35.2,33.6,33.5,31,28.3,25.3,25.6,28.3,31.7,34.5,35.1,34.1
2004,32.4,33,31.9,30.6,27.8,24.6,24.4,28.5,31.9,36.4,35.2,35.5
2005,34.2,33.7,33.2,30.6,29.1,26.4,27.2,28.2,32.6,36.3,35.6,34.6
2006,33.3,32,31.4,30.1,27,24.9,25.9,27.4,31.6,35.2,33.9,34
2007,33.1,33.4,32.8,30.9,27.5,24.8,24.8,27.5,32.9,33.5,34.2,33.2
2008,32.9,32.6,31.4,29.7,27.5,25,25.1,28.8,32,33.6,34.6,34.1
2009,35.2,33.6,32.1,31.2,27.5,24.8,24.8,32.5,32.4,35.5,34.3,34.7
