1901,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1902,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1903,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1904,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1905,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1906,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1907,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1908,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1909,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1910,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1911,31.8,32.3,32.1,30.6,29.7,29.2,28.8,29.2,29.9,30.8,31.3,31.5
1912,31.7,32.4,32.1,30.5,29.7,29.1,28.8,29.1,29.9,30.8,31.3,31.5
1913,31.7,32.3,32,30.5,29.8,29.1,28.9,29.2,30,30.9,31.3,31.6
1914,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1915,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1916,31.8,32.4,32,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1917,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1918,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1919,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1920,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1921,31.8,32.4,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.4,31.7
1922,31.9,32.5,32.2,30.6,29.9,29.3,28.9,29.2,30,31,31.4,31.7
1923,31.8,32.6,32.1,30.7,29.8,29.3,28.9,29.4,30.2,31,31.5,31.7
1924,31.8,32.6,32.3,30.7,29.9,29.2,29,29.2,30.1,31,31.4,31.7
1925,31.8,32.4,32.1,30.6,29.9,29.3,29,29.3,30.1,30.9,31.3,31.6
1926,32,32.4,32.1,30.5,29.9,29.3,28.9,29.4,30.1,30.9,31.4,31.5
1927,31.9,32.6,32.2,30.6,29.8,29.2,29,29.4,30.3,31,31.6,31.8
1928,32,32.5,32.3,30.8,29.9,29.2,29,29.2,30.2,31,31.5,31.6
1929,31.9,32.6,32.3,30.7,29.9,29.3,28.8,29.2,30.1,30.9,31.3,31.7
1930,31.8,32.5,32.1,30.6,29.7,29.2,28.8,29.2,30,31,31.5,31.6
1931,31.8,32.4,32.1,30.6,29.9,29.3,29,29.3,30.1,31,31.3,31.6
1932,31.8,32.5,32.1,30.6,29.8,29.2,28.9,29.2,30,30.9,31.3,31.6
1933,31.7,32.2,32,30.7,29.6,29,28.6,29.1,29.9,30.8,31.5,31.5
1934,31.2,31.3,31.4,30.8,30.4,29.2,28.7,29.3,29.8,30.8,31.5,31.5
1935,32.1,32,32.1,29.8,29.5,28.4,28,28.1,30.1,31.5,31.6,31.2
1936,31.4,32.4,31.9,30.2,30.2,28.9,28.2,28.4,29.3,31.5,32.3,31.5
1937,31.7,32.6,32.3,30.9,30.5,29.6,28.5,29,30.5,31.2,32,31.5
1938,31.8,32.2,31.8,30.7,29.6,29.6,28.8,29.2,30.2,31.4,31.7,31.4
1939,31.4,32.7,31.8,30.5,30.2,28.5,28.7,29.4,29.9,31.3,31.6,31.6
1940,31.9,32.7,32,29.9,30.1,29.5,28.6,29.3,30.5,30.6,32.1,32.4
1941,31.9,33.1,32.6,31.2,29.9,28.3,28.4,29.1,30.8,31.3,32.1,32.3
1942,32.5,33.6,32.8,31.3,30.1,29.6,28.6,29.2,30.1,30.9,31.6,32.2
1943,32.2,32.4,32.6,31.5,30.5,29.2,27.9,29,29.5,30.4,32,32.6
1944,31.4,32.8,32.5,31,30.3,29.5,28.8,29,30.3,31.2,32.4,32.5
1945,32.3,32.6,32.9,31.8,30.6,28.5,28.5,29.1,29.5,31.8,31.8,32.4
1946,32.1,32.9,32.6,31.2,30.5,29.6,28.4,28.8,29.5,31,32,32.6
1947,32.8,33,32.7,31,29.5,29.1,28.9,28.7,30,30.7,31.5,31.7
1948,31.7,32.2,32.3,31.1,30.8,29.5,28.7,29.5,30.1,31.1,31.4,31.5
1949,31.7,31.8,32.1,31,30.3,29,29.1,30,30.5,31.4,32,31.9
1950,31.1,31.7,31.8,30.9,29.2,28.6,28.8,29.1,30,30.3,31.1,31.6
1951,31.9,32.6,32.1,30.4,29.7,29.7,28.7,29.4,30.8,31.7,31.7,32.1
1952,32.7,33.1,33.2,31.1,30.3,29.8,29.2,29.4,30.5,31,31.9,32
1953,32.9,32.9,32.3,30.9,30.1,29.5,29.1,29.3,30,31.2,31.4,32.1
1954,31.9,33,32.5,30.8,30.2,29.5,29.2,29.7,30.9,30.5,31.4,32
1955,32.4,32.4,32.3,30.3,29.4,29,28.9,28.8,30,30.5,31.3,32.1
1956,30.8,32.2,32.2,30.3,29.7,28.8,28,29.1,29.2,30.4,31.5,31.6
1957,30.8,31.2,31.8,30.4,28.8,29.1,28.5,29.3,30,31.1,31.3,31.7
1958,32.2,31.9,32.2,32,30.5,29.3,28.6,29.8,30.7,31.4,31.4,31.1
1959,32.4,32.5,31.9,31.5,30.9,29.8,28.3,28.8,30,30.7,31.9,31.9
1960,31.7,33.1,31.5,29.9,29.8,29.2,28.7,29.5,29.9,31.1,31.1,32
1961,32.8,33,32.6,31.6,30.7,29.8,28.2,29.3,30.2,30.6,30.1,31.5
1962,30.9,32.7,32.6,30.6,29.5,29.8,29,28.9,29.2,29.9,31.5,31.8
1963,31.6,31.9,31.6,29.4,29.3,28.5,28.6,29.1,29.8,30.8,30.2,31.2
1964,31.3,32.7,31.4,30.7,29.5,29.3,28.2,29.4,29.2,30.5,31.4,31.4
1965,31.1,32,32.8,30.2,29.9,29,28.9,29.4,30.1,30.8,31.7,31.5
1966,32.4,33,31.8,30.6,29.3,29.5,28.9,29.1,30.1,31.1,31.8,32.6
1967,32.4,32.3,33,30.6,29.6,29.1,28.6,28.8,29.5,30.2,30.6,30.8
1968,30.7,31.8,31.2,30,29.8,28.5,29.1,29.6,30.1,31.2,30.6,31.3
1969,31.9,31.7,31.9,31.4,30,29.6,29.2,29.2,30.2,31.1,31.7,32.5
1970,32.1,32.9,33.1,30.6,30,29.9,29.8,30.1,29.6,30.9,32,31.5
1971,31.6,31.6,31.2,30.1,29.3,28.7,28.6,28.3,29.7,30.3,31.9,31.7
1972,31.3,31.1,31.5,30.1,29.3,29.5,28.6,30,30.4,30.8,30,31.6
1973,31.7,32.8,33.4,30.7,30.2,29.2,28.8,28.2,30.3,31.3,32.1,31.6
1974,31.4,32.3,31.9,30.1,30.2,29.5,28.5,29.7,30.1,30.9,31.5,31.7
1975,32.2,32.5,32.6,29.6,29.5,28.7,28.7,28.7,28.6,30,31.1,32.2
1976,32.1,33.2,31,30.3,29.4,28.8,28.4,28.8,29.9,30.8,32.4,33
1977,32.5,33.1,31.3,30.8,29.5,28.4,30,30,30.5,31.6,31.1,31.9
1978,31.1,32.8,31.4,30.4,29.7,28.9,28,30.1,30.8,31.5,30.6,30.7
1979,32,31.7,31.7,30.8,29.6,29.1,28.9,29.9,30.5,30.9,32,32.6
1980,32.2,33.3,32.3,31.6,30.8,30.1,28.9,29,30.6,32.3,31.7,32.1
1981,33.1,32.9,31.8,30.4,29.1,29.2,29,29,29.9,31,32.6,31.6
1982,33.1,33.1,33,30.5,29.4,29.3,28.5,28.4,29.6,29.8,31.1,31.5
1983,32.4,32.9,32.6,31.2,29.6,30.5,29.4,29.2,30.5,31.8,31.6,32
1984,31.3,32.3,32.2,29.2,29.6,28.2,28.2,28.4,30.2,30,30.1,30.4
1985,31.7,31.4,31.5,30.6,29.9,29.6,28.4,29.6,30.5,30.9,31.5,31.5
1986,31.9,32.7,31.5,30.1,29.7,28.9,29,29.6,30.7,31.4,31.1,31.2
1987,32.6,32.7,33.3,32.4,30.3,29.8,28.6,29.5,30.9,31.5,32.3,32.2
1988,32.5,33.3,33,31.9,30.8,29.3,29.6,29.9,29.8,31.4,31.6,31.3
1989,29.7,31.6,31,29.7,28.4,28.4,28.8,28.3,29.6,30.1,31.1,30.7
1990,31.2,32.2,30.9,30.5,29.8,29.2,28.7,28.8,29.1,30.5,30.8,31.1
1991,32.6,32.1,32.3,32.5,29.2,29.7,28.9,28.7,30,31.6,31.3,30.9
1992,31.7,32.3,32.1,30.2,29.8,29.1,28.5,29.1,30.4,31.3,30.9,31.6
1993,31.2,31.4,31.5,30,30.1,29.5,28.7,28.9,30.1,30.5,31.3,32.1
1994,32.7,32,32.5,30.7,29.1,29.4,28.6,29.2,30.4,31.2,30.8,31
1995,31.5,32.1,31.5,30.6,29.1,29.5,29.7,28.9,30.4,30.5,31,32.2
1996,32.6,32.6,30.9,30.1,29.1,29.5,29,29.3,30,29.8,31,31.1
1997,32.4,32.1,31,30.5,29.4,28.6,28.9,29.9,30.7,30.1,30.9,31.3
1998,31.7,32.2,32.6,31.2,30.4,30.2,29.4,30.3,29.7,30.5,31.1,32.4
1999,32.8,32.7,31.1,30.2,29.5,28.9,28.1,28.7,30.1,30.9,31.3,32.1
2000,32.3,32.6,31.8,30.9,30.2,28.7,28.8,28.7,30.5,31.6,32,31.1
2001,31.6,32.4,32.8,30.5,30.4,29.7,29.3,29.4,30,31.4,32.1,32.2
2002,32.7,32.8,32.3,30.5,30.1,29.5,29.4,29.1,29.9,31.5,31.6,32.4
2003,32.5,32.8,33.3,31.5,30.5,30.1,28.6,29.8,29.9,32.1,31.9,31.7
2004,33.8,33.5,32.9,30.8,30.6,29.2,29.4,29.9,30.4,30.5,31.3,31.4
2005,32.1,33.2,32.7,30.8,30.2,30,29,29.3,30.5,31,31.3,32.3
2006,32.9,32.9,32.9,29.8,29.2,27.8,28.7,29.3,30,30.9,31,31.1
2007,31.4,32.3,31.6,30.5,29.6,29.1,29,29.2,30.9,31.1,31.1,31.2
2008,32.1,32.2,31.9,30,30,28.7,28.8,29.4,30.4,31.6,31.2,31.2
2009,32.3,32.4,32.1,31.3,30.2,30.2,29.1,29.7,31,31.3,31.5,32.9
