1901,32,32.7,34.8,36.4,35.3,31.6,29.7,29.6,31.3,32.1,32.6,31.5
1902,32,33,35.6,36.3,35.7,32.4,30.2,30.3,30.4,32.4,32.4,31.8
1903,31.8,32.8,34.7,35.9,34.9,31.8,29.7,29.5,30.4,31.8,31.2,30.7
1904,31.5,32.9,34.8,36.1,34.9,31.1,29.5,29.6,30.8,32.4,31.7,31.1
1905,31.3,32.3,34.2,34.9,35.2,32.6,30.1,30,30.8,32.4,32.5,31.2
1906,31.9,33,34.3,36.4,36,31.8,29.6,29.6,30.1,32.1,32.7,31.7
1907,32,33.2,35,35.6,35,31.6,29.7,29,30.9,32.4,32.5,31.5
1908,31.9,32.8,34.2,36.6,35,32.2,29.2,29.2,30.8,32.3,31.6,30.9
1909,31.2,32.9,35.2,35.8,35.2,31.9,29.2,29.7,30,32,32.3,31.7
1910,31.8,33.3,35.3,36.4,35.5,31.6,30.1,29.2,29.8,31.6,31,30.5
1911,31.9,32.2,34.8,35.8,35.2,31.7,29.8,29.3,31.1,32.2,32.5,32.3
1912,31.9,34,35.3,36.8,36,32.1,29.8,29.6,30.8,32.1,31.8,31.1
1913,31.3,33.2,34.8,36.3,35.7,31.7,29.4,29.7,31,32,31.9,31.6
1914,31.7,33.3,34.9,35.8,35.9,32.6,29.8,29.5,31,32.6,32.7,31.9
1915,32.1,33.2,35,36.5,35.8,32.3,30.3,30.2,30.9,32.3,32.6,31
1916,31.6,32.7,35.5,36.6,35.3,31.2,30,29.5,30.4,31.8,32,31
1917,31.5,32.7,34.5,36,34.6,31,30.2,29.5,30.2,31.1,31.6,30.9
1918,31.4,32.5,34.7,35.6,34.3,31.4,30.6,30,30.9,32.8,33.1,31.3
1919,32.3,33.3,34.8,36.5,35.3,31.8,29.9,29.6,30.9,32.4,32.5,31.5
1920,32.2,33.3,35.5,36.2,35.6,32.1,29.8,29.8,30.9,32.6,32.5,31.2
1921,32.2,33,35.5,36.2,35.9,31.9,29.8,29.5,30.1,32.2,31.6,31.3
1922,31.9,33.1,35.3,36.5,35.4,31.6,29.4,29.4,30.4,32.1,32.3,30.9
1923,31.8,32.8,35.1,36.1,35.3,32.6,29.1,29.5,30.4,32.4,32.3,32.2
1924,32,33.5,35.8,37.2,36.2,32.2,29.8,29.9,30.6,32.1,31.9,31.5
1925,31.6,32.4,35.5,37,34.9,31.5,29.9,29.8,31.1,32.8,32.9,32.1
1926,32.4,33.7,35.6,35.9,35.9,32.6,30.5,29.9,30.8,32.2,32.2,31.7
1927,32,33.5,35.6,36.6,35.7,31.8,29.5,29.7,31,32.2,31.5,31.9
1928,32.5,33,35.1,36.7,36.1,32,29.8,29.4,30.7,32.1,32.6,31.7
1929,32,33.1,35.5,36.4,35.7,31.5,30.1,30.2,31.2,32.1,32.7,31.6
1930,31.8,33,35,36.3,35.2,32,29.9,29.8,30.9,32.5,32.2,32
1931,32.4,34.3,35.1,37.3,36,33.1,29.6,29.6,30.5,32.1,32.5,31.6
1932,31.5,32.6,35.2,35.9,35.3,31.8,29.4,30.1,31,33,32.7,31.7
1933,32,33.7,35,35.8,34.1,30.9,29.6,29.2,30.3,32.1,32.9,31.7
1934,31.5,33.3,34.7,36.3,35.1,31.5,29.4,29.4,30.4,32.8,30.3,31.2
1935,31.3,33.4,34.5,35.1,35.8,32,29.4,29.5,30,33.1,31.9,32.3
1936,32,32.9,35.3,36,36,30.9,29.5,29.7,31.2,32.8,33.5,32.1
1937,31.8,33.9,35.2,35.8,35.5,31.6,29,29.8,31,32.4,32.4,31.9
1938,33.2,32.9,36.1,36.4,35.2,30.5,29.2,29.6,30.4,31.4,31.9,31.7
1939,32.4,34.2,34.7,36,35.4,31.8,29.3,29.7,30.8,33,32,31.3
1940,31.2,33.7,33.5,36,35.7,31.8,29.6,29.3,31.2,32.7,33.3,32
1941,32,34.6,36.4,36.4,35.6,31.5,30.1,30.5,31.5,32.7,33.3,33.6
1942,32.4,34.1,36.4,34.5,35.3,31,29.1,29.5,30.5,32.3,31.4,32
1943,32.7,33.7,35.7,34.9,34.5,30.5,29.3,29.2,30.4,31.3,32.1,31.1
1944,32.2,33,34.6,35.1,35.4,31.9,29.5,29.8,31.1,31.9,32.2,32.9
1945,31.6,33.4,35.7,35.2,35,31.5,29.6,30,30.7,31.6,31.8,31.3
1946,31.5,33.7,35.7,35.4,34.7,30.8,29.5,29.4,30.6,32.3,31.8,33.5
1947,32.6,34.1,35.9,35.4,34.9,32.2,30.1,30.3,30.4,31.5,31.4,32.4
1948,33.3,33.8,35.7,35.6,35.2,31.9,30,30.1,30.9,31.7,32.5,31.7
1949,32.8,33.5,36.1,35.6,34.6,31.1,30,30,30.6,31.8,31.3,31.9
1950,32.2,33.2,35,35.4,35.1,31.7,29.3,30.1,30.9,32,31.3,32.2
1951,32.3,33.7,35.4,35.5,34.8,30.9,30.1,30,31.3,32.3,33.1,31.7
1952,32.5,34.5,34.7,36.7,35.8,31.9,30,29.6,31.1,33.1,32.4,33.5
1953,32.4,34.7,36.1,36.5,35.4,31.9,29.8,30,31.3,32,31.7,32
1954,32.2,34.7,35.7,35.6,35,31.4,29.5,29.6,30.1,31.1,31.2,32.5
1955,32.9,34.7,35.9,36,34.3,30.5,29.8,29.8,30.9,31.9,31.7,32
1956,32.4,33.6,36.1,36.6,34.4,30.2,28.5,29.1,30,31.8,31.8,32.4
1957,32.9,33.7,34.8,35.8,35.2,32,29.6,29.6,31.2,33.2,33.3,33.5
1958,33.1,33.7,35.9,36.7,35.8,32.7,29.7,29.8,30.9,31.9,33.1,32.9
1959,33.2,34.4,36.7,36.2,35.9,31.6,29.1,29.7,30.4,31.5,32.7,33.2
1960,32.9,35.1,35.2,35.9,35,31.6,29.7,29.2,30.4,32.2,33,33.2
1961,32.3,32,35,36,33.9,30.5,28.6,29.7,30.3,31.3,32.7,31.9
1962,31.3,34.1,34.4,35.8,34.6,32,29.5,29,30.3,32.8,32.2,30.5
1963,32.4,34.4,35.5,36,35.8,31.2,30,29.2,31,31.9,32.8,32.6
1964,31.3,33.7,35.2,36.6,35.7,32.1,29.3,29.1,30,31.1,31.7,31.1
1965,31.8,32.6,34.4,35.7,35.3,32.1,29.9,29.9,31.1,33.7,34.2,32.4
1966,31.7,34,35.1,35.8,34.6,32.3,30,30.3,31.1,33.3,32.1,31.6
1967,32.1,34.3,35.1,37.2,35.9,32.3,29.6,30.1,30.5,32.4,33.3,31.8
1968,31.3,32.5,35.4,35.6,34.8,32,29.5,30,31.1,32.6,33.4,32.2
1969,31.9,33.3,35.7,37.2,36.6,32.1,30,30.1,30,32.5,33.1,32.6
1970,32,33.1,34.3,36,34.7,31.3,30.2,29.4,30.3,32.3,33.2,31.7
1971,31.2,32.8,35.2,36.8,35.1,31.2,29.9,29.4,30.5,31.3,32.1,31.4
1972,32.4,32.2,35.8,36.2,35.1,33.2,30.3,30.2,31.4,33.7,33,32.9
1973,31.5,34,35.2,37.5,36,32.1,29.8,28.8,30.3,32.1,32.3,31.8
1974,32.3,34.1,36.4,37.3,34.9,31.4,29.6,29.8,30.9,31.1,31.8,31
1975,32.1,33.3,34.3,36.5,35.5,31.4,29.2,29.2,30.1,31,31.3,31.3
1976,31.4,33.2,36.7,35.4,34.7,31.8,29.7,29.8,31.1,33.6,32.6,32
1977,31.6,33.6,36.5,36.3,35.4,32.3,29.7,30.2,30.7,33.3,32.5,31.3
1978,31.8,32,34,35.9,35.5,31,28.6,29.4,30.1,33,33,32.4
1979,32.3,32.2,35.1,36.3,35.5,32.7,30.3,29.8,31.2,32.8,32.2,31.8
1980,31.7,34,34.9,36.7,36.7,31.8,30.3,29.5,31.2,33,33.4,31
1981,31.1,33.9,35.5,36.2,36.1,30.7,29.9,29.5,31.3,32.5,32.1,31.9
1982,31.4,32.9,34.2,35.2,35.4,31.9,30.1,29.8,31,33.5,31.8,32.2
1983,32.1,31.7,33.3,34.8,35.5,33.3,30.4,29.4,30.5,31.9,31.8,32.1
1984,31.1,34.6,36.5,37,36.3,31.8,29.6,29.9,30.6,32.1,33.1,32.5
1985,32.4,33.4,36.5,36.1,35.6,30.8,29.8,29.8,31.5,31.7,32.6,32.6
1986,32.2,32.7,35.4,36.6,36.4,32.7,30.7,29.5,31.9,33.7,33.2,32
1987,32.7,34,35.1,36.5,36.4,32.7,31.1,30.5,32,33,33.4,32.6
1988,32.7,34,34.4,36.1,36.6,32.6,30.1,29.8,31.1,32.7,32.7,32.9
1989,33.2,34.7,35.3,36.8,36.4,32,29.9,29.8,31.1,32.9,33.7,32.6
1990,33.6,33.7,34.3,35.7,34.4,31.8,30.3,29.7,31.1,32.8,32.5,32.5
1991,32.2,33.5,35.1,36.8,36,32.4,29.2,29.9,31.7,32.5,33.5,31.8
1992,32.3,32.5,35.6,35.7,35.8,32.2,30.3,29.7,31.4,32.3,33.4,32.2
1993,32.4,34.2,35,35.8,35.6,32.6,29.8,30.5,30.6,32,33.2,32
1994,33,33.2,36.5,36.2,36,31.6,29.5,30.1,31,32.7,33,31.8
1995,31.7,33.6,34.9,36.7,35.6,33.1,29.4,30.7,31.5,32.8,32.7,32.5
1996,32.4,34.6,36.1,36.3,35.6,32.9,29.8,29.9,31.2,31.9,33,32.2
1997,32.1,33,36.2,35.5,36,32.6,30.3,29.9,32.1,34.5,33.2,31.7
1998,32.8,34.1,35,36.9,37.1,32.8,30.6,30.8,30.9,32.1,32.2,32
1999,32.3,34.9,36.2,36.3,34,30.8,29.2,30.3,31.3,33,33.3,32.8
2000,33,32.7,35,36.4,34.3,31.4,29.3,29.4,31.5,32.7,34,31.6
2001,32.6,33.3,34.5,36.4,35.3,32.4,29.8,29.9,31.6,32.5,33.6,32.6
2002,31.8,34.7,36,37,36.5,32.1,31.2,29.8,31.2,33.1,33.5,32.2
2003,32.9,34.2,35.9,36.7,36,32.7,30.2,30.8,31.3,33.3,34,32
2004,32.2,34,36.7,36.6,35.2,32.2,30.2,30.1,31,32.1,33.3,31.9
2005,31.8,33.3,34.5,36.3,35.8,32.6,30,30.3,30.8,32.5,32.6,32
2006,32.9,34.6,35.1,35.8,35.1,32,31.1,30,31.2,32.9,33.9,32.3
2007,32.9,33.8,35.7,37.2,36,32.4,30.4,29.9,30.4,32.6,32.4,32.4
2008,32.1,32.6,35.4,36.2,35.8,32.1,30.5,29.7,30.8,33.6,33.6,33.2
2009,33.2,34.3,36.4,37.3,36.1,32.1,30.1,30.8,31.2,32.4,33,32.8
