1901,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1902,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1903,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1904,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1905,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1906,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1907,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1908,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1909,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1910,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1911,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1912,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1913,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1914,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1915,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1916,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1917,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1918,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1919,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1920,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1921,26.8,27,27.2,27.6,27.7,27.5,27.2,26.9,27,27.2,27,26.7
1922,26.3,26.8,26.9,27.5,27.5,27.3,26.7,26.5,27,27.4,27.1,27.1
1923,26.4,26.4,26.7,27.4,27.1,26.9,26.6,26.1,27.1,27.2,26.9,27
1924,26.1,26.6,26.8,27.3,27.3,27.4,26.9,27.1,27.2,26.9,26.8,26.9
1925,26.9,27,27.2,27.4,27.3,27.6,26.7,26.7,27.4,26.8,27.1,26.6
1926,26.3,26.7,26.9,27.9,28.4,28,27.3,26.7,27,27.2,27.3,27.4
1927,26.8,26.7,27.3,27.5,27.5,27.5,27.2,26.5,27,26.9,27.3,27.3
1928,26.8,27.1,27.3,27.7,27.5,27.3,27.3,27.4,26.9,27.2,27.1,27.1
1929,26,26.1,26.6,26.9,27.1,27.7,26.6,26.6,26.9,27.1,26.9,26.7
1930,26.7,26.6,27.4,27.7,27.9,27.9,27.6,27.9,28.2,27.2,28.2,27.1
1931,26.3,26.1,26.6,27.6,28,28.1,27.8,27.1,27.5,27,26.9,27.2
1932,26.9,26.3,26.5,27.1,27.1,27.4,27,27.1,26.9,27.7,27.3,26.9
1933,26.5,26.6,26.9,27.4,27.5,27.5,27,27.2,27.3,26.7,26.9,27
1934,27.1,26.8,27,27.3,27.6,27.5,27.1,27,27.4,27.4,26.9,27
1935,26.3,26.9,27,27.4,27.6,27.8,27.1,27.4,27.2,27.3,27.2,27
1936,26.5,26.7,26.9,27.3,27.1,27.6,27,26.9,27.3,27.3,27.5,27.3
1937,26.6,26.7,26.7,27.3,27.6,27.4,27.3,27,27.2,27.2,27.3,27.4
1938,26.8,26.8,26.9,27.3,27.1,27.2,27.3,27.3,27,27.1,27.1,26.6
1939,26.5,26.8,26.9,27.5,27.4,28,27,27.2,27.1,27.3,27.1,27.2
1940,26.8,26.4,27,27.1,27.8,27.7,27,26.8,27.2,27.5,27.3,27
1941,26.4,26.5,26.9,27.7,27.7,27.4,26.9,26.5,27.3,27.4,27.4,26.9
1942,26.4,27,27.2,27.4,27.5,27.8,26.5,26.6,27,27.1,27.2,27
1943,26.4,26.8,26.7,27.1,27.3,27,27,26.7,27.3,27.2,27,27.1
1944,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1945,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1946,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1947,26.8,27,27.2,27.6,27.7,27.5,27.3,27.2,27.4,27.4,27.4,27.2
1948,26.7,27,27.1,27.8,27.5,27.3,27.3,27.3,27.7,27.3,27.3,26.9
1949,26.6,27.2,27.6,28.4,28.2,27.9,28.2,27.5,27.7,27.8,28.4,28
1950,27.7,27.8,27.8,28.4,28.3,28,27.9,28,27.9,27.8,27.8,27.4
1951,27.2,27.4,27.2,28.1,27.8,28.1,27.8,27.5,28.3,28.1,28.2,27.4
1952,26.8,26.9,27.4,28.3,28.2,27.6,28.3,27.5,27.7,28,28.1,27.8
1953,27.3,27.2,27.5,27.8,28.5,27.8,28.3,27.2,28.1,28,27.4,27.4
1954,27.1,27.6,27.6,28.5,27.7,28,28,27.9,28,27.8,27.5,26.9
1955,26.4,27.2,27.4,28,27.7,27.8,27.8,27.4,28.1,27.5,27.7,27.5
1956,26.7,27.4,27.2,27.4,27.7,27.9,27.9,27.7,27.7,27.6,27.5,27.2
1957,26.7,26.8,27.4,27.8,28.3,28.6,27.5,27.8,28.1,28.1,28.1,27.7
1958,26.7,27,27.4,27.8,28.2,28.2,27.5,28.1,27.7,28.1,27.5,28
1959,27.3,27.3,27.4,27.9,27.9,28.4,27.4,27,27.5,27.8,28,27.7
1960,27.3,27.5,27.4,27.9,27.9,27.9,27.9,27.3,27.9,27,27.8,27.1
1961,26.9,27.6,27.3,28,27.5,27.3,26.9,27,27.3,26.8,26.8,27.2
1962,27,27.2,27.2,27.1,27.6,27.7,27.3,27,27.5,28,27.7,26.7
1963,26.7,26.8,27.2,27.7,27.7,27.9,27.4,27.2,27.7,27.3,27.6,27.4
1964,26.9,26.8,27.1,27.6,27.4,27.4,27.7,27.2,27.9,27.7,27.7,27.2
1965,27.2,27.1,26.6,27.5,27.9,27.4,26.3,27.2,27.4,27.6,27.3,27.5
1966,26.4,27,27,28,28,27.8,27.5,27.5,27.8,28.1,27.7,27
1967,26.5,27,26.7,27.2,27.6,27.4,27.3,27.1,27.9,27.6,27.3,27.1
1968,26.5,26.8,27.3,27.3,27.8,27.6,27.2,27.1,27.4,27.1,27.5,27
1969,26.6,26.7,27,27.7,27.6,27.9,27.2,27,27,27.4,27.2,27.2
1970,27,27.3,27.5,28,27.7,27.9,27.8,27.1,27.5,27.5,27.6,27.5
1971,26.7,27.2,27.5,27.4,27.3,27.1,26.8,26.9,27.4,26.9,27.1,27.3
1972,26.7,26.9,26.9,27.4,27.3,27.6,28.5,27.3,27.5,27.6,27.3,27.2
1973,26.4,27.4,27.6,28.2,28,27.8,27.4,27.3,27.3,26.9,27.4,27
1974,26.2,27.3,27.1,27.4,27.2,27,27.3,27.4,27.3,27.1,27.2,27.1
1975,26.6,27.2,27.1,27.2,27.2,26.8,27,26.5,26.8,27.2,27.2,26.7
1976,26.1,26.7,26.6,26.7,27.3,26.9,26.6,26.5,26.7,27.5,27.1,26.8
1977,26.6,27,27.4,28,27.4,27.5,26.9,27.2,27.1,27.6,27.4,27.2
1978,26.7,26.6,27.3,27.7,28,27.6,27.6,27,27.1,26.8,27.3,27.4
1979,26.8,26.9,27.1,27.7,27.6,27.6,26.9,26.9,27.7,27.4,27.5,27
1980,27,26.9,27.2,27.7,27.7,27.4,27.2,27.5,27.1,27.4,27.2,27
1981,27,27.1,27.3,27.7,28,27.6,27.3,27.4,27.7,27.5,27.5,27.4
1982,27.1,27.1,27.2,27.9,27.5,27.1,27.1,26.9,27,27.1,27.4,26.9
1983,26.2,26.8,26.9,27.3,28,27.9,27.3,27.3,27.6,27.9,27.5,27.6
1984,27,27,27.4,28.2,28.8,27.9,27.6,27.1,27.7,27.2,27.4,27.8
1985,26.9,27.5,27.5,27.7,27.9,27.5,27.2,27,27.5,27.5,27.7,27.3
1986,27.3,27.2,27.2,27.4,27.7,27.6,27.6,28.4,27.6,27.8,27.4,27.4
1987,26.8,26.9,27.2,28,28.1,27.9,27.7,27,27.9,28,27.8,27.8
1988,27.3,27.3,27.9,28.2,28.1,27.6,27.6,27.4,27.9,27.5,27.4,27.1
1989,27.1,27.2,27.1,27.7,27.4,27.3,27.2,27.3,27.4,27.1,27.3,27.2
1990,26.6,26.9,26.8,27.4,27.3,27,27,26.8,26.9,27.1,26.5,26.8
1991,26.3,26.7,26.3,27.5,27.5,27.2,26.9,27,26.8,26.5,26.3,26.5
1992,25.9,26.1,26.8,27.4,28.2,28.1,27.4,27.4,27.4,27.1,27,26.7
1993,25.9,26.2,27.4,27,28,27.5,27.4,26.6,26.7,27.1,27,26.8
1994,26,26.5,27,27.5,27.6,27.4,27.2,27.1,27,27.5,27.5,26.8
1995,26.6,26.5,27,27.6,27.7,27.5,27.3,27.1,27.2,26.9,27.4,27
1996,26.6,27.6,27.2,27.3,27.3,27.5,27.4,27.4,27.7,27.6,27.2,26.4
1997,26.5,26.5,26.6,27.4,28,27.3,27.4,27.1,27.6,27.7,27.5,27.5
1998,26.7,27.2,27.4,27.8,28.2,27.5,27.1,26.7,27.3,27.8,27.6,27.2
1999,26.8,27.9,28,28.1,28.3,27.3,27.3,26.5,27.2,26.9,27.9,27.8
2000,27.6,28.2,26.9,28.4,28.1,28.5,27.4,27.9,28.3,28,28,27.9
2001,27.7,28,27.9,28,28.5,27.8,27.6,28.2,28.3,28.5,28.2,27.9
2002,27.8,27.5,27.9,27.9,28.3,28.2,28.6,27.5,28,28,28.3,27.9
2003,27.4,27.5,27.3,28.1,28.3,27.9,27.6,27.8,28.2,28.4,28.4,28
2004,27.6,27.8,27.6,27.9,28.3,28.1,27.8,27.8,28.3,28.3,28.3,28.4
2005,27.2,27.4,27.7,27.9,28.6,28.3,28.1,27.6,28.3,28.4,28.4,27.9
2006,27.7,27.8,27.6,28.3,28,28.2,28,27.8,28.3,28.1,28.4,27.8
2007,27.5,27.6,27.7,28.3,28.4,28.3,28.1,27.7,27.5,28.1,27.7,28
2008,27.6,27.8,27.6,28,27.2,27.9,27.7,27.6,27.8,28.1,28.2,28.1
2009,27.5,27.5,27.6,27.6,28.2,28.2,27.9,27.8,27.4,27.4,27.4,27.2
