1901,33.4,36.8,35.8,34.7,32.8,31.4,30,29.7,30.6,32.7,34.4,33.2
1902,33,36.4,36.4,35.8,33.8,30.5,29.9,29.6,30.4,31.7,34.5,34
1903,35.1,37.1,36.7,35.2,33.5,31.2,29.8,29.7,30.7,33,34.2,33.6
1904,35.2,36.7,37,35.2,33.7,31.1,29.9,29.3,30.3,32.7,34,34
1905,34.2,34.6,35.8,34.5,33.7,30.8,29.9,29.3,30.6,32.7,34.8,34.3
1906,35.9,36.6,37.1,37,34.4,32.3,29.9,29.4,31.2,32.7,34.3,33.9
1907,35,35.5,37.3,35,34.6,31.8,30.8,29.8,31,34,35.3,33.8
1908,34.6,36.2,36.9,35.4,34.2,32.9,31,29.4,30.8,32.3,34.5,35
1909,36.1,38.3,39.2,35.6,33.6,30.5,29.4,28.3,30.5,31.9,35.1,35.1
1910,36.4,38,37.3,35.9,34.6,33.1,30.4,29.8,30.7,32.8,34.4,34.2
1911,35.2,37.4,37.4,35.3,33.5,30.5,29.8,29.2,30.3,32.2,34.4,33.3
1912,34.5,36.4,36.3,36.1,34,31.7,30.6,30.4,31,32.3,33.2,34
1913,34.3,36.6,35.8,35.3,34.6,33.5,31.4,31.3,31.4,32.3,33.1,33.4
1914,37.1,37,37,35,34.8,32.5,31,29.9,30.3,32.7,35,33.8
1915,33.9,36.1,37.3,34.5,33.5,30.6,30,29.6,29.9,31.4,33.5,32.9
1916,34.4,36.1,36.6,33.9,32.8,30.7,29.9,29,29.5,31.5,32.9,34.7
1917,35.1,37,35.7,34.4,33,31.1,30,29.7,30.1,31.9,32.8,34.2
1918,35.4,34.2,35.1,34.5,32.5,31.4,29.8,29.1,29.9,32.1,33.5,34.1
1919,35.3,37.1,37.2,35.1,33.5,31.8,30.2,29.6,30.6,32.9,33.9,34.2
1920,35.6,37.3,37.4,35.1,33.6,31.4,30.1,29.6,30.5,32.6,34.4,34.1
1921,34.3,37.2,37.1,35.4,33.7,31.7,30.1,29.9,30.8,32.7,34.3,34.8
1922,35.5,36.9,36.6,35,33.4,31.3,29.7,28.9,29.3,32.4,34.2,34
1923,35.6,36.4,35.9,33.6,33.1,31.4,29.7,29.3,30.4,32.3,33.8,35.2
1924,34.8,38.2,37.8,34.6,32.8,31.4,29.4,29.7,30.8,32.2,34.5,34.4
1925,34.1,36.3,37.1,35.8,33.4,30.2,29.9,29.2,30.2,31.7,33.9,33.3
1926,34.7,38,37.7,35.5,33.6,31.4,29.4,30.5,31.4,33.9,34.5,34.6
1927,35.6,37.5,35.6,34.9,33.4,30.9,29.7,28.8,30.4,32.2,34.7,34.2
1928,35.3,36,36,33.5,32.4,31.7,30.2,29,30,31.5,33.7,33.7
1929,36,36.4,35.9,34.5,33.1,31.2,30.3,29.8,31.4,32.1,33.9,32.9
1930,35.3,38.1,37.8,34.9,32.8,31.7,30,29.8,31,31.9,35,35.5
1931,35.3,37.3,37.3,35.6,34.2,31.9,31,30.9,30.4,33.1,35.4,36.5
1932,37.5,38.6,37.3,36.1,34.3,31.3,29.7,30.7,30.4,33.7,36.4,36.2
1933,37.5,38.9,37.9,36.1,33.2,31.9,30.8,30,31.4,32.3,36.3,35.5
1934,37.3,37.7,36.7,35.1,33.7,31.6,30.3,30.1,31.2,33.4,35.7,35.6
1935,37.6,38.9,38.8,36.1,33.4,31,30,29.4,31.2,32.2,34.1,35.3
1936,35.3,38.1,37.9,34.9,33.1,31.1,29.9,29.6,30.6,33.4,35.6,34.5
1937,37,38.2,38.6,36.7,34.8,32.2,30.6,30.9,31.4,33.4,35.8,36.5
1938,36.2,39.4,37.7,36.6,35.1,33.2,30.6,30,31.3,34.2,35.8,36.1
1939,36.4,37.3,37.3,36.5,34.6,31.9,31.1,30.4,30.8,33.4,35.8,35.5
1940,35,36.9,37.5,35.5,34,31.7,30,29.8,30.7,32.6,34.2,34.5
1941,35.7,37.5,38.5,35.9,34.2,32,30.6,30.7,32.1,34.2,35.2,34.9
1942,35.3,38.1,37.8,35.8,33.7,32.1,30.2,29.8,32.1,33,35,34.7
1943,35.3,37.6,36.6,35,32.8,31.2,29.6,29.6,30.7,32.8,34.5,35.1
1944,34.7,36.8,36.5,35.3,35.2,32,30.7,30.2,31.5,33.6,35.3,35
1945,35.6,37.1,36.7,35.4,34.1,31.8,30,29.9,31.3,32.4,34.7,34.3
1946,35.6,37,37.5,35.5,33.9,30.6,29.7,29.2,30.5,31.3,34.6,34
1947,35.2,38.3,36.7,34.9,34.4,31.7,30.2,30.1,30.9,32.9,34.2,34.2
1948,35.4,36.9,36.9,34.5,32.9,30.3,29.7,29.6,30.7,33.3,34,34
1949,35.7,37.1,37.4,35.2,33.5,31.8,30.3,29.7,31,33.5,34.9,34.4
1950,35.6,37.1,36.8,34.8,34.2,31.4,29.8,29.3,30.4,32.2,33.8,33.8
1951,36.4,37.4,36.3,36.1,33.6,32.4,30.7,30.8,31.1,31.8,34.1,34.9
1952,35.9,37.4,37.7,36.1,33.5,32.2,30.1,29.4,30.1,32.1,34.5,35
1953,35.7,36.6,36.7,36.3,32.9,30.8,29.4,29.6,30.9,32.8,35.2,34.8
1954,35.7,36.8,37.2,34.8,33.5,30.7,29,29.1,30.8,32.2,34.7,35.2
1955,35.7,37.3,36.2,34.6,33.8,31,29.3,29.7,29.7,31.7,35,33.9
1956,35.3,37.2,35.5,34.5,33.3,30.7,29.2,29.5,30.5,32.7,34.4,33.2
1957,34.3,36.5,36.5,35.4,32.8,31,30,29.8,30.1,31.6,33.9,34.7
1958,36.1,37,37.5,34.6,33.4,30.5,29.5,30,30.5,33.2,33.5,34.3
1959,35.2,37.2,37.1,36.2,33.1,31.6,29.7,29.5,30.1,33.5,34.8,34.2
1960,35.3,37.8,36.7,34.5,34.1,31.1,29.8,30.2,30.5,32.1,34.2,33.4
1961,35.1,36.1,37.3,34.6,33.9,30.4,29.1,29.3,30.6,33.4,34.4,34.5
1962,35,36.9,37.4,35,33.3,30.7,29.5,28.9,30.1,32.1,33.4,33.5
1963,34.7,36.3,36.4,34.5,33.2,32,30.8,30.5,31.2,31.7,34,34.4
1964,34.2,37.3,36.5,34.4,33.3,31.3,29.5,28.8,29.8,31.4,32.5,32.6
1965,34.1,36.4,36.8,35,32.8,30.7,29.8,29.4,30.4,32.6,34.6,33.9
1966,36,36.9,37,35.1,33.7,31,30.7,29.7,30.5,32.5,34.6,34
1967,34.5,36.2,35.9,34.4,33.7,30.8,29.5,29,30.2,32.2,34.4,33.6
1968,34.5,36.6,36.3,33.9,33.6,31.4,30.6,30.9,31,33.1,34.2,34.1
1969,34.2,37,37.2,36.1,34.1,32.4,30.2,29.6,30.6,32.2,33.8,34.8
1970,35.2,37.5,37.3,36.4,33.4,32.5,29.8,29.4,30,33.4,33.8,34.2
1971,34.7,36,35.4,34.5,33.2,31.1,29.3,28.9,29.6,31.9,34,32.8
1972,35.2,37.1,36.4,33.9,32.3,30.9,30.1,29.7,30.4,31.9,34.6,33.9
1973,35.2,38.2,37.4,36.1,34.6,31.7,30.3,29.8,30.2,32.6,34.9,34.4
1974,33.9,36.8,36,35,33.5,31.3,29.4,29.6,29.7,31.6,34.1,33.6
1975,35.1,36.2,36.6,34.2,32.8,31.3,29,29.2,29.7,31.9,34.2,34
1976,34.8,35.6,36.4,34.7,32.5,29.9,29.1,29.1,30.3,30.2,32.3,34.1
1977,34.7,37,37.6,35.9,33.4,31.3,30,29.1,30.3,32.2,35.1,33.8
1978,35.6,37.3,35.2,33.6,32.9,30.9,28.7,29.4,29.9,31.6,33.6,33.8
1979,34.9,37.5,37,35.2,33.3,30.3,29.5,29.6,30.3,32.1,33.6,33.9
1980,34.3,36.2,36.4,35.6,32.9,31.1,29.5,29.2,30.8,31.6,32.9,32.6
1981,35.9,37,36.8,35.3,32.9,32.4,29.5,29.8,31,33.7,35.2,35.9
1982,36.2,36.7,36.6,34.7,32.8,31.5,30,29.8,31.2,32.4,34.4,35.1
1983,34.5,38.3,39.3,36.4,33.8,31.1,30.3,30.4,31,34,35.2,34.2
1984,35.5,37.4,36.6,35.1,34.2,32.2,30.9,31.1,31.1,33.3,34.9,34.5
1985,36.3,37.5,37.2,34.8,34,31.6,30,30.2,30.5,33.5,35,34.2
1986,36.4,37.9,36.7,35.7,34.7,31.8,29.8,30.2,30.7,32.9,34.4,34.7
1987,36.4,38,37.3,37.2,35.2,32.2,31.1,31,31.8,33.3,35.9,35
1988,35.8,38.8,37.4,35.3,34.7,31.4,29.6,29.6,31,34,35.2,33.9
1989,34.6,37.2,36.9,36,34.7,31.9,30.1,29.7,31,32.5,35.6,34.9
1990,35.4,37.3,39,35.9,34.5,32.1,29.6,30.5,31.3,33.1,34.4,34.2
1991,35.7,37.6,36.6,34.6,32.3,32.1,29.5,29.1,30.7,31.5,33.6,33.4
1992,33,37.6,36.7,34.8,33.8,31.1,29.5,28.9,30.4,32.6,33.4,34.4
1993,34.3,37.3,36.6,35.8,34.2,31.7,30.1,30.1,30.9,32.9,34.7,34.2
1994,34.6,37.8,36.8,35.3,33.2,31.5,29.3,29.6,30.5,31.6,34.3,33.9
1995,36,37.9,36.9,35.7,34,32.3,30.3,30.2,31.3,32.7,34.6,34.9
1996,35.8,36.9,37.1,34.9,34.3,31.4,30.4,29.7,30.3,31.6,34.5,35.1
1997,36.3,37.2,37,35.3,32.7,30.7,29.8,30.3,31.4,33,34.7,34.7
1998,36.5,39.1,38,37,34.7,32.3,30.6,29.8,30.7,32.3,35.3,35.5
1999,35.9,36.9,37.9,35.2,34,32.6,30.1,29.6,30,31.4,33.8,34.7
2000,36.1,36.9,38.1,36.1,34.7,31.7,30.1,29.8,30.7,32.5,35.4,34.5
2001,34.6,38.1,37.1,34.8,34.1,31.4,30.4,29.8,30.7,33.3,35.4,34.5
2002,35.2,36.6,37.6,35,35.1,32.3,30.8,29.8,30.9,32.6,34,34.2
2003,35.5,38.3,37.4,35,34.1,31.2,30.3,30.2,31.2,33.3,35.6,34.4
2004,35.2,37.3,36.9,34.9,32.8,31.1,29.6,30.1,31.1,33.7,34.9,34.8
2005,34.9,38.3,37.5,35.6,33.8,31.5,30,29.9,31.2,33.2,35.1,35.5
2006,33.3,37.6,36.9,36.3,33.3,32.2,31,30.4,30.6,32.7,33.7,34.5
2007,34.4,38.8,37.7,35.2,34,32,30.7,30.1,31,32.9,34.3,34.1
2008,33.5,36.9,37.1,36.1,33.9,31.8,30.3,30.1,31,32.7,34.4,34.6
2009,34.9,37,36.9,35.1,34.6,32.3,30.6,30,31.2,32.3,33.3,34.9
