1901,27.1,27.5,27.7,27.5,27.3,26.5,26.4,27.8,29.7,30.9,29.7,27.6
1902,27.1,27.5,27.7,27.6,27.3,26.7,26.6,27.9,29.8,30.9,29.7,27.7
1903,27.1,27.5,27.7,27.6,27.4,26.6,26.4,27.8,30,31.1,29.6,27.5
1904,27,27.4,27.6,27.5,27.2,26.7,26.4,27.7,29.6,31,29.7,27.5
1905,27.1,27.5,27.6,27.4,27.3,26.8,26.4,27.9,29.9,31.2,29.7,27.7
1906,27.2,27.4,27.7,27.4,27.3,26.6,26.5,27.7,29.7,30.9,29.5,27.6
1907,27.1,27.4,27.7,27.5,27.3,26.6,26.3,27.6,29.7,31,29.6,27.6
1908,27.1,27.5,27.7,27.6,27.2,26.6,26.5,27.9,29.8,31.1,29.8,27.6
1909,27.1,27.5,27.7,27.5,27.3,26.6,26.5,27.8,29.7,31,29.7,27.7
1910,27.1,27.5,27.7,27.4,27.2,26.6,26.4,27.8,29.7,30.9,29.7,27.6
1911,27,27.4,27.6,27.4,27.3,26.5,26.3,27.7,29.6,31,29.7,27.8
1912,27.2,27.6,27.6,27.6,27.5,26.6,26.4,27.7,29.8,30.9,29.9,27.5
1913,27.1,27.5,27.7,27.5,27.3,26.5,26.5,27.8,29.8,31.1,29.8,27.6
1914,27.2,27.5,27.9,27.5,27.4,26.7,26.5,27.9,29.9,31.2,29.8,27.7
1915,27.1,27.5,27.7,27.6,27.3,26.7,26.7,27.8,29.9,31.2,29.8,27.7
1916,27.1,27.5,27.8,27.6,27.3,26.6,26.5,27.8,29.9,31.2,29.7,27.7
1917,27.2,27.7,27.8,27.5,27.4,26.7,26.6,27.8,29.7,31.1,29.7,27.5
1918,26.9,27.5,27.7,27.4,27.2,26.5,26.4,27.6,29.8,31.2,29.8,27.7
1919,27.1,27.5,27.7,27.6,27.2,26.6,26.4,27.7,29.7,30.9,29.7,27.7
1920,27.2,27.6,27.7,27.5,27.4,26.7,26.5,27.8,29.9,31.2,29.8,27.7
1921,27.2,27.6,27.8,27.5,27.3,26.7,26.5,27.7,29.8,31.1,29.7,27.6
1922,27.2,27.5,27.8,27.6,27.4,26.7,26.5,28,29.9,31,29.8,27.7
1923,27.2,27.9,27.7,27.9,27.3,26.9,26.5,27.9,30.8,31.2,30.1,27.7
1924,27,28.1,28.3,27.6,27.4,26.7,26.6,27.7,29.8,31,29.7,27.6
1925,27,27.5,27.7,27.7,27.4,26.9,26.6,27.9,29.6,30.9,29.8,27.7
1926,27.9,27.6,28,27.7,27.6,27,26.1,28.2,29.8,31.1,29.9,27.7
1927,27.7,28,28.1,28,27.9,26.8,27,28.3,30.5,31.1,29.8,28.6
1928,28.1,27.7,28,27.7,27.1,26.7,26.7,27.7,30.3,31.2,30.6,28.2
1929,27.2,28.2,28.1,27.8,28,27.1,26.6,28.1,30.5,31.3,30,28.4
1930,27,28.1,27.3,27.3,27.1,26.4,26.4,28,30.3,31,30.9,27.8
1931,27,27.7,27.8,27.6,27.4,26.5,26.6,28,30,31.3,29.7,27.7
1932,27.1,27.5,27.7,27.5,27.1,26.5,26.3,27.7,29.9,31.1,29.8,27.8
1933,26.4,27.1,27.3,27.4,26.9,25.8,25.9,27.5,29.5,31.1,30.3,27.2
1934,26.1,26.1,26.4,26.9,27.2,26.7,25.8,27.3,29.4,30.2,28.7,26.9
1935,27.5,25.8,27.4,26.3,26.4,26.4,25.6,26.9,30,31.8,29.7,27.3
1936,26.1,26.4,27,25.8,27,26.6,25.8,27,29,31.1,30.7,26.9
1937,26.6,27.1,27.5,26.4,27.3,27,25.9,26.8,30.1,30.7,30,27.5
1938,27.7,27.2,26.8,27.7,26.9,27,26.6,28.1,30,31,29.9,27.4
1939,26.9,27.2,26.5,26.3,26.3,25.2,26.4,27.9,29.4,30.7,29.4,27.8
1940,26.3,27.1,26.3,26.9,27,26.4,25.6,28,30.2,30.6,29.8,28.5
1941,26.5,28.2,27.4,27.8,27.3,26.3,26.7,27.4,30.5,31.5,28.4,26.8
1942,27,27.8,26.7,26.6,26.8,26.6,25.4,27.6,30.3,30.4,27.7,27.3
1943,27,26.5,27.2,27.5,26.7,26.6,26.6,27.9,29.5,31.2,30.3,28.3
1944,26.6,26.9,26.5,26.7,26.5,27.1,26.4,28.2,30,31.3,28.6,27.5
1945,26.7,26.6,27.8,27.7,26.9,25.9,26,27.3,30,31.7,30.2,27.4
1946,27.5,28.1,27.3,27.1,27,26.4,25.8,27.1,29.5,32.1,29.3,27.7
1947,26.6,26.7,26.8,26.9,26.2,27.1,26.5,27.4,29.8,30.8,30.2,27.3
1948,26.5,26.9,27,26.9,26.8,25.8,25.8,27.2,28.9,31,30,28.2
1949,28.1,26.8,27.4,27.6,27,25.8,26.5,29.1,29.9,31.3,30.9,27.8
1950,25.7,26.1,26.7,27.1,25.3,25.3,26,27.1,29.4,29.1,29.2,27.3
1951,26.2,26.1,27.5,27.3,27,26,26.4,27.6,30.3,31.5,29.5,27
1952,27.7,26.7,27.5,26.7,26.7,26.1,26.6,28,30,30.8,28.9,29
1953,27.5,28.1,27.7,27.2,27.5,27.2,26.7,28.4,29.2,31.8,31.7,27.5
1954,26.3,28,27.8,27.8,28.3,26.4,27.1,28.4,30.5,31.8,29.7,27.5
1955,27.2,26.4,27.6,27.2,26.9,26.8,27.2,28.5,29.9,31.8,30.8,27.3
1956,25.7,27,27.7,26.9,27.1,26.8,26.2,28.5,29.6,31.2,29.7,27.4
1957,26.5,26.2,27.2,26.8,26.2,27,27,28.6,30.8,31.9,32.1,27.6
1958,28.2,27.1,27.2,28.4,27.6,27,26.4,27.4,31.1,31.9,30.8,27.5
1959,28.1,27.3,27.3,27.8,28.4,27.4,27,28.1,30.2,30.8,29.3,27.1
1960,26.9,26.8,26.2,26.5,27.3,26.9,25.3,28,29.3,31.1,29.8,28.7
1961,27.8,26.9,27.6,27.4,27.8,26.7,26.3,25.8,28.9,31.2,28.3,25.8
1962,25.6,26.7,27,27.6,25.3,26.6,25.5,26.9,29,29.9,29.8,27.8
1963,26.7,27.5,26.8,26.5,26.7,26.5,27.5,28.6,29.7,32.8,27.5,27.4
1964,27.1,27.8,27.8,27.5,27.3,27.2,25.1,27.5,29.1,31,30.1,28.3
1965,27,26.8,27.3,27.3,26.8,27.4,26.6,27.6,29.2,30.2,30,27.4
1966,28.2,27.8,27.1,27.3,28.2,26.1,27.3,28.7,30.1,30.8,29.6,28
1967,27.7,27.8,28.1,27.1,26.7,26.3,25.2,26.9,28.7,31.2,28.5,26.5
1968,26.3,26.7,26.2,26.5,27.3,25.8,25.9,28.1,29.7,31.5,29.7,27.2
1969,27.2,27.8,27.9,28.6,27.6,27.2,26.7,27.9,30.7,31.9,31,28.5
1970,27,27.8,27.1,28,28.3,27,27.1,27.9,30.1,31,29.5,26.4
1971,26.8,26.5,27.8,26.8,27,26.2,26.2,28.7,29.4,30.1,29.1,26.8
1972,26.9,26.1,27.3,28.3,27.9,26.4,26.6,29,30.8,30.9,28.7,27.5
1973,27,27.3,28.6,27.7,29.1,26.2,26.9,28.1,30.8,31.8,31,27.7
1974,26.7,28.1,27.7,26.9,26.5,26.7,25.4,28.8,29.8,31.4,29.9,28.6
1975,27.6,28.3,27.4,27.7,27.7,26,26.6,26.9,29.3,29.5,30.4,27.5
1976,26.9,27.5,27.3,26.9,26.5,25.8,26.3,27.3,29.5,30.7,30.6,28.3
1977,27.1,27.9,27.8,27.2,27.7,27,26.7,28.2,30.1,31.5,29.4,28
1978,26.4,27.4,26,27.6,28,25.8,26.3,29.5,31.4,31.5,28.6,26.6
1979,27,26.6,27.3,26.8,26.9,26,26.3,28.7,30.7,30.6,29.4,28
1980,27.1,28.2,27.8,27.7,27.2,26.5,25,27.1,29.6,30.4,30.1,27.2
1981,28.1,28,28.4,27.6,26.5,27.1,26.5,28,29.9,30.7,31.6,29.1
1982,28.1,28.5,28.2,27.6,26.5,26.9,26.3,27.8,30.1,29.5,28.3,28.4
1983,28.2,29.1,29.2,28.9,28.8,28.2,27.4,26.1,30.5,31.6,31.1,27.3
1984,25.9,27.2,28.4,27.1,27.8,26.5,25.3,27.3,31.1,31.2,28.9,26.8
1985,28.1,25.9,27.8,26.6,27.6,26.7,26.8,27,29.2,30.4,28,27.4
1986,26.7,27.9,27.4,27.7,25.8,26.3,27,28.8,29.3,30.5,29,26.9
1987,27,27.7,29.1,28.2,28.1,26.6,27.7,28.1,30.6,30.5,32.3,29.6
1988,27.4,28.8,27.8,28.8,27.4,27.9,27.2,28.3,30.3,31.1,29.4,28
1989,25.6,26.6,27.3,26.7,26.6,26.1,26.2,27.7,30.1,31,29.8,27.3
1990,27.2,27.9,27.9,27.8,27.1,27.4,27.8,27.4,28.4,32.3,31.8,29
1991,27.5,28.5,28.5,27.9,28.1,27.8,26.5,28,30.2,30.1,30.1,27.6
1992,28.4,29.1,29.2,28.6,27.8,27.1,27.2,27.3,31.8,31.3,29.7,28.2
1993,26.6,26.5,27,28.1,28.2,26.9,26.4,28,29.7,31.7,30.5,28.4
1994,26.3,27.5,28.1,27.9,27.7,27.4,24.9,28.9,29.9,30.5,31,27.9
1995,26.6,27.6,27.6,28.7,27.9,27.6,27.2,29.1,30.5,32.2,32,29.2
1996,27.8,28.3,27.9,27.2,27.5,27,28,29,31.1,31.7,30.9,29
1997,28.7,28.4,27.8,28.5,28.6,28,27.6,28.6,31.1,31.9,30.8,28.7
1998,27.9,27.8,28.6,27,29.1,27.3,28.2,29.4,29.4,32,31.8,29
1999,28.2,28.5,27.8,27.5,27.8,27.5,26.7,28.6,30.7,31.2,29.8,29
2000,27.8,27.7,27.9,28.8,28.9,27.5,27,28.8,30.5,31.3,29.6,27.2
2001,26.3,27.9,28.3,27.8,27.4,27.2,27,28.9,30.3,32.3,30.2,28.3
2002,27.2,27.6,28.5,28.3,28.1,27.1,28.2,28.4,30,32.4,29.9,28.8
2003,28.1,28.7,29.1,28.1,27.9,27.2,26.6,29,30.2,31.9,32.6,29.2
2004,28.7,28.6,28.7,27.4,27.1,26.7,27.4,29.3,30.6,31.7,29.7,27.4
2005,27.6,29.8,29.2,28.2,28.7,28.5,26.9,29.1,30.6,32.2,32.4,29.7
2006,27.4,27.6,28.1,27.2,27.7,26.2,26.9,29,29.4,32.4,30.4,27.2
2007,26.9,27.6,27.8,28.2,27.6,26.4,26.4,28,30.8,31.2,30.2,27.4
2008,27.5,27.9,27.7,27.4,28.5,25.8,26.3,28.2,30.4,31.5,30.1,27.8
2009,27.5,31.3,28,27.5,27.7,27.2,26,28.4,31.1,32,30,29.3
