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