1901,32.2,34.4,34.4,32.9,31.7,31.1,30.2,30.6,32.4,33.5,30.7,30.9
1902,32.1,34.3,34.3,32.7,31.4,31.2,30.6,31,32.6,33.6,30.7,30.9
1903,32.4,34.6,34.5,33,31.7,31.1,30.4,30.7,32.4,33.5,30.5,30.8
1904,32,34.4,34.4,33,31.7,31.3,30.2,30.6,32.4,33.5,30.7,30.9
1905,32.2,34.4,34.4,32.9,31.7,31.1,30.3,30.6,32.4,33.6,30.9,31
1906,32.1,34.6,34.4,32.9,31.9,31.4,30.3,30.8,32.5,33.5,30.5,30.5
1907,32,34.5,34.5,33,31.8,31.2,30.3,30.6,32.4,33.5,30.6,30.4
1908,32.1,34.2,34.6,33.1,32.2,31.3,30.3,30.6,32.7,34.1,30.4,30.5
1909,31.9,34.2,34.2,32.6,31.6,31,30.3,30.7,32.4,33.5,30.6,30.9
1910,32.1,34.4,34.5,33.1,31.9,31.2,30.6,30.8,32.4,33.5,30.7,31.1
1911,32.3,33.8,34.2,32.6,31.2,31.3,29.4,30.2,31.9,33,30.3,30.1
1912,31.8,34.2,34.1,32.5,31.2,30.6,29.3,29.9,31.6,33.1,30.7,30.1
1913,31.7,33.8,33.9,32.5,31.5,30.6,30.2,30.6,32.4,33.5,30.7,30.9
1914,32.2,34.4,34.4,32.9,31.7,31.1,30.2,30.6,32.4,33.5,30.7,31.1
1915,32.2,34.4,34.3,33.1,31.6,30.9,30,30.4,32.3,33.4,30.8,30.6
1916,31.9,34.6,34,32.5,31.7,31,30,30.6,32.4,33.5,30.9,30.8
1917,32.3,34.7,34.4,32.6,31.7,31,30,30.4,32.3,33.5,30.9,31.1
1918,32,34.8,34.4,32.7,31.8,31,30.2,30.6,32.4,33.5,30.7,30.9
1919,32.2,34.4,34.4,32.9,31.7,31.1,30.2,30.6,32.4,33.5,30.7,30.9
1920,32.2,34.4,34.4,32.9,31.7,31.1,30.2,30.6,32.4,33.5,30.7,30.9
1921,32.2,34.4,34.4,32.9,31.7,31.1,30.2,30.6,32.7,33.8,31.4,31.6
1922,32.8,35,34.9,33.1,32.1,31.6,30,30.5,32.6,33.9,31.5,31.6
1923,32.2,34.7,34.4,33.1,31.7,31.4,30.2,31,32.8,33.9,31.1,31.2
1924,32.5,35.3,34.8,33.3,32.2,31.2,31.3,30.9,33.2,34.2,31.5,31.4
1925,32.4,34.3,34.4,32.9,32.1,31.9,31.2,31.5,32.8,33.3,30.7,30.7
1926,32.6,34.4,34.1,32.1,32.1,31.6,30.9,31.6,32.7,33.6,31.1,30.6
1927,32.4,34.8,34.5,32.2,31.3,30.7,30.8,31.5,33.4,34.1,32.2,31.6
1928,32.5,34.6,35.1,33.8,32.3,31,30.7,30.7,33,34.3,32,31.2
1929,32.5,35.4,35.2,33.2,32.3,30.9,29.8,30.4,32.3,33.5,30.7,31.5
1930,32.4,34.4,34.1,32.7,31.1,30.6,29.6,30.2,32.2,33.4,31.1,30.9
1931,32.3,34.5,34.4,32.8,32.3,31.5,30.6,30.9,32.8,33.9,30.7,31.1
1932,32.2,35.1,34.4,32.9,31.7,31.1,30.2,30.6,32.4,33.5,30.7,30.9
1933,32.1,34.6,34.4,33.3,31.9,31.3,30.3,30.7,32.5,33.8,31.2,30.8
1934,31.7,33.7,34.1,33.1,32.3,31.3,30.2,30.7,32.5,33.5,31.3,31.1
1935,32.9,34.7,34.8,33,31.7,30.4,29.9,30.1,32.3,33.9,31.3,30.9
1936,31.9,34.3,34.4,33.1,32.2,30.5,29.7,30.4,32.2,34.1,31.8,31.1
1937,32.4,34.8,34.5,33.6,32.5,31.5,30.3,30.9,33,34.1,31.5,31.3
1938,32.1,34.7,34.5,32.9,31.7,31.5,30.5,31.1,32.9,33.7,31.2,30.9
1939,32.2,34.5,34.4,33.3,32.7,31.1,30.3,31,33,34,31.4,31.3
1940,32.7,35.1,34.2,31.9,32.7,31.8,30.5,31.1,33.1,34,31.8,31.5
1941,32.4,35.5,35,34.1,32.8,31,30.5,31,33.5,34.4,31.1,31.1
1942,33,35.4,35.1,33.7,32.8,31.6,30,30.6,32.8,33.7,31.2,31.4
1943,32.9,34.4,34.9,33.9,32.8,31.3,30.3,30.6,32.4,33.7,32,31.6
1944,31.5,34.6,35,34.1,32.8,31.9,30.5,30.8,32.7,33.8,32.4,31.8
1945,33.1,34.8,35.8,34.5,33,31,30.4,30.7,32.5,33.9,31.3,31.4
1946,32.3,34.5,35.1,33.8,32.9,31.8,30.5,30.6,32.3,33.6,31.6,32.2
1947,33.4,34.8,35,33.2,31.5,31.3,30.6,30.5,33.1,33.3,31.1,30.8
1948,32,34.1,34.6,33.3,32.9,31.5,30.3,30.9,32.5,33.2,30.6,30.3
1949,31.9,34.2,34.5,33.8,32.6,30.8,30,30.7,32.4,33.9,31.7,30.8
1950,31.7,33.5,34.6,33,31.3,30.7,29.5,29.9,31.9,32.8,30.9,31
1951,32,34.4,34.3,31.8,31.5,31.1,30.2,30.6,33.1,33.2,30.7,30.7
1952,32.2,34.9,35.5,33.6,33.1,31.5,30.6,30.8,33.1,33.5,31.4,31.4
1953,32.3,34.6,35.5,34.2,32.7,32,30.4,31.1,32.7,33.2,31.6,31.3
1954,32.9,35.1,35.4,33.2,32.6,31,30.1,30.5,31.9,33.5,31.2,30.6
1955,32.1,34.1,34.8,33.6,31.9,31.1,30.8,31,33,33.8,31,31
1956,31.9,33.8,34.1,32.9,32.1,31.3,29.3,30.7,32.2,33.3,30.5,30.7
1957,31.7,33.5,34.4,33.3,31.8,32.2,29.9,31.1,32.7,34.3,30.5,29.9
1958,32.1,33.5,34.8,33.8,31.9,31.2,29.6,30.7,33,33.6,31.6,30.2
1959,32.2,33.9,33.7,32.6,32.1,30.7,29.9,29.8,32.3,33.1,31.4,30.2
1960,32,34.3,32.9,32.1,31.9,30.7,29.8,30.7,32.3,32.7,30.8,30.9
1961,33.5,35.2,34.9,33.3,33.6,32.6,30.9,30.7,31.6,31.9,28.2,30.2
1962,30.2,34.1,34,33.5,31.4,31.7,30.1,31.1,32.2,33.4,31.2,30.2
1963,31.3,33.8,34.3,31.9,30.6,30.3,30.3,30.3,32.2,34.3,29.9,28.9
1964,31.2,34.6,34.9,32.3,31.2,31.4,29.1,30.2,31.6,32.8,31.5,29.3
1965,31.3,34.7,35,32.9,32.2,31.3,29.9,30.4,32.5,32.1,29.6,31.5
1966,32.6,34.8,33.9,32,32.3,30.8,30.4,30.9,32.9,33.4,30.4,32.4
1967,33.3,34.9,35.8,32.7,31.4,30.6,29.8,29.9,31.4,32.5,28.9,29.3
1968,31.4,32.8,31.7,30.7,30.3,29.4,28.3,29.4,32.1,32.7,28.9,29.8
1969,31.4,32.3,33,34.6,32.1,31.3,30.7,30.5,32.9,34.6,30.9,31.5
1970,31.6,34.2,33.6,31.4,32,31.2,30.6,30.5,32.2,33.3,32.1,31.5
1971,32.5,34.4,34.2,32.9,31.2,29.9,29.4,30.2,31.9,32.3,31.6,31.1
1972,32.5,33.3,34.9,34.6,32.2,31.9,30.3,31.5,32.9,33.5,30.2,31.3
1973,32.4,34.7,36.3,34.8,32.4,31.3,31,31,32.9,34.2,31.5,31.4
1974,32.9,34.9,33.5,32.7,32,31.5,30.2,31.1,31.7,33.8,31.5,31.6
1975,32.4,35.3,34.9,33.6,31.7,30.5,30.3,29.8,31.6,32.8,31,32
1976,32.5,34.4,34.8,33.2,31.9,31.8,30.9,31.1,32,33.8,32.3,31.9
1977,31.8,34.6,34.7,33,32.7,32,30.9,30.7,32.5,33.4,28.7,29.9
1978,31.2,33.3,32.3,32.3,30.9,31,29.9,31.1,33.5,33.2,30.6,29.7
1979,30.7,33.2,33.7,32.5,31.1,29.7,29.5,31,32.5,33.6,31.7,32.1
1980,32.7,34.9,35.6,34.5,32.6,31.7,30.4,30.3,33,34.6,31.4,32.1
1981,33.8,35.6,33.7,31.7,30.8,31.3,30,31.1,32.6,33.9,32,31.5
1982,33.4,35.5,35.6,32,31.2,30.6,29.9,30.1,32,32,30.2,30.7
1983,33.4,34.9,35.5,34.6,32.2,31.7,31.3,31.3,32.5,34.5,32.4,31.2
1984,32.2,34.8,35.3,33.5,32.4,30.7,29.6,30.4,32.8,33,29.2,29.9
1985,32.2,33.4,33.9,32.2,30.7,30.4,29.7,30.2,32.3,32.9,30.6,31.2
1986,32.3,35.5,34.7,32.6,30.6,30.3,29.8,31.2,32.5,34.4,31.1,30.2
1987,32.2,34.6,35.1,34.2,32,31,31.1,30.9,33.8,34.8,31.9,32.9
1988,33.6,35.8,35.5,32.8,32.5,31.8,30.6,30.9,32.2,33.9,30.4,30.9
1989,31.4,33.8,34.5,31.7,31,30.6,29.9,30.2,32.2,33.3,30.1,29.6
1990,31.3,34,32.5,31.8,32.2,31.1,30.6,30.1,32.4,34.1,30.1,30.1
1991,32.5,35,34.7,33.3,32.2,31.9,30.6,30.6,32.9,34.7,31.5,31.7
1992,31.5,35.7,35,33.1,31.8,31.1,29.5,29.9,31.9,33.5,30.5,30.7
1993,31.2,33.4,34,33.7,32.7,31.4,30,30.7,32.2,32.7,31.4,31
1994,31.8,34.7,33.6,33.1,32,31.4,29.9,30.5,32.8,33,29.6,29.7
1995,32.6,35,34.8,33.7,32,31.5,30.1,30.9,32.2,33.1,30.6,31.3
1996,32.9,36,35.5,33.4,31.9,32.1,30.5,30.5,32.9,33.6,30.8,30.7
1997,32.9,35,34.2,32.5,32,30.8,30.7,31.6,33.7,33.6,30.7,31.4
1998,33.2,35.5,35,32.7,31.5,31.7,30.6,30,32.6,34.9,31,31.8
1999,33.1,34.7,35.4,33.6,32,32,30.6,31.2,33.5,33.2,31.1,30.9
2000,31.8,34.7,35,34.1,32.5,31.3,32.1,31.7,32.5,33.4,32.8,30.8
2001,32.8,35.6,36,32.8,31.7,31,30.1,30.4,33.2,34.4,30.9,31.5
2002,32.8,35.2,35.6,34.3,33.1,32.2,30.6,31.9,33.7,34.5,31,32
2003,32.9,35,35.3,34.4,32.9,31.7,31,31.5,32.8,34.6,31.6,32.3
2004,33.3,35.7,35.1,33.4,32.5,31.8,30.9,31.8,32.8,32.9,31,30.9
2005,31.8,35.5,35.5,34.3,31.8,31.8,30.4,31.2,33.4,33.8,31.7,32.4
2006,33.3,35.8,35.3,33.3,32.7,31.4,30.9,31.5,32.8,34.9,31.3,31.2
2007,32.9,34.7,34.5,33.3,32.4,31.4,30.3,31.2,33.2,33.9,31.2,32.3
2008,33.1,35.8,34,33.2,31.9,31,31,32.6,33.2,33.9,30.3,31
2009,33,34.8,35.6,34.1,32.6,32.3,31.2,32.9,33.5,34.2,31.4,33.1
