1901,27.1,27.3,27.7,27.9,28.1,27.9,28,27.8,27.6,27.3,27.3,27.1
1902,27,27.3,27.6,27.9,27.9,27.8,28,27.8,27.5,27.2,27.3,27.1
1903,27.1,27.3,27.6,27.9,28.1,28,28,27.8,27.5,27.3,27.3,27
1904,27,27.2,27.5,27.8,28,27.8,28,27.7,27.5,27.2,27.3,27.1
1905,27.1,27.2,27.5,27.9,27.9,27.9,28,27.8,27.6,27.2,27.4,27.1
1906,27,27.2,27.6,27.8,28,27.8,28,27.8,27.6,27.3,27.4,26.9
1907,26.9,27.1,27.5,27.8,27.9,27.8,28,27.8,27.6,27.3,27.3,27.1
1908,27.1,27.2,27.6,27.8,28,27.9,28,27.8,27.6,27.3,27.3,27
1909,27,27.1,27.7,27.8,28,27.8,28,27.7,27.6,27.3,27.2,26.9
1910,26.9,27.1,27.5,27.8,27.9,27.8,28,27.8,27.7,27.2,27.3,27.1
1911,26.9,27.1,27.5,27.8,27.9,27.9,28,27.8,27.6,27.3,27.4,27
1912,27.1,27.3,27.6,27.8,28,27.8,28,27.8,27.6,27.3,27.3,27.1
1913,27,27.1,27.5,27.7,28.1,27.7,27.9,27.7,27.5,27.4,27.2,26.9
1914,27,27.1,27.6,27.8,27.9,27.8,28,27.7,27.6,27.3,27.3,27.1
1915,27.1,27.1,27.7,27.8,29.2,28.9,28.8,29.1,28.4,28.6,27.9,27.6
1916,27.5,27.3,27.5,28.5,28.9,28.5,28.3,27.9,28.1,27.5,27.3,26.8
1917,26.7,26.3,27.6,27.9,28.1,27.6,28,27.8,27.7,27.4,27.1,26.9
1918,26.8,27.2,26.8,27.7,27.2,27.4,28,28.3,27.8,27.9,27.3,27.2
1919,27,27.2,27.5,27.8,28,27.9,27.9,27.8,27.5,27.2,27.2,27
1920,27,27.2,27.6,27.9,28,27.8,28,27.7,27.5,27.2,27.3,27
1921,27.2,27.2,27,27.6,27.3,27.6,27.9,27.5,27.7,26.8,27.3,27
1922,27,27,27.2,28,27.7,27.3,27.3,27.7,27.5,27.1,26.9,26.8
1923,26.4,26.8,27.6,28.1,27.9,27.9,27.7,27.5,27.9,27,27.3,27.3
1924,27.4,27.5,28.6,28.6,28.3,27.3,27.4,28.3,27.3,27.1,27.1,26.9
1925,26.8,26.8,26.8,27.8,28,28,27.5,27.7,27.4,27.7,27.5,27.5
1926,27.4,27.9,28.1,29.2,28.8,28.2,27.8,27.7,27.4,27.5,27.3,27
1927,26.7,26.9,27.3,27.2,27.5,27.5,27.1,27.8,27.2,27.3,27.4,26.5
1928,26.6,27.3,27.5,28.1,27.9,27.7,27.9,27.5,27.5,27.4,27.1,26.8
1929,27,27.6,27.9,27.7,27.8,27.7,27.6,27.5,27.6,27.4,27.5,26.9
1930,27.2,27.1,27.8,28.2,27.8,27.6,27.8,27.6,27.7,26.9,27.2,27.2
1931,27.1,27.2,27.7,28.3,28.2,28,27.9,27.9,27.7,27.5,27.3,27.2
1932,27.1,27.5,27.3,28.5,28.2,27.6,27.5,27.8,27.5,26.4,26.8,26.8
1933,27.9,27.4,27.9,28.5,29.1,28.6,29.3,28.7,28.3,28.3,27.8,27.6
1934,27.5,26.7,27.1,29.1,29.6,28.1,28.9,29.2,29.2,28.8,28.3,28.2
1935,27.4,27.5,28.1,28.2,28.4,29,28.9,28.3,28.6,28.4,27.9,27.7
1936,27.7,27.1,28.2,28.5,29.1,28.5,29,29.4,28.7,28.6,28.8,27.4
1937,27.5,27.6,28.5,28.8,28.2,28,28.1,28,27.7,27.6,27.5,27.6
1938,27.6,27.5,27.5,27.6,28.3,28.6,28.3,27.8,28.2,27.9,27.3,27
1939,27.5,27,27.1,27.9,28.4,28.3,28.2,29,28.6,27.8,27.5,27.8
1940,27.9,28.5,26.1,28.9,29.1,28.7,29,29.4,28.3,27.8,27.7,25
1941,28.4,24.4,28.9,29,28.9,29.1,28.6,28.8,28.4,28.8,28.6,28.3
1942,28.2,25.3,26.6,28.9,28.4,28.6,28.4,28.5,28.1,27.7,27.8,27.5
1943,27.3,27.1,27.2,28,28.1,28.1,28.4,28.2,28.8,27.8,28,27.5
1944,27.6,27.3,27.9,28.7,27.7,27.5,28.3,28,27.6,27.6,27.4,27.2
1945,27.2,27.5,27.9,27.7,27,28.4,28.1,27.7,27.8,27.2,27.6,27.3
1946,27,27.1,27.5,27.5,28.1,28.7,28.3,28.2,28.3,27.9,27.4,27.5
1947,27.5,27.8,28.3,28.3,28.1,28.6,28,28,28,27.7,28.2,27.5
1948,27.3,27.4,28.1,27.8,28.4,28,27.4,27.4,28,27.9,27.8,27.3
1949,26,26.8,27.6,28,27.9,27.4,27.1,27.3,27.5,27.6,27.6,26.4
1950,26.3,26.2,26.7,27.4,27.3,27.2,27.1,26.8,27.3,26.9,27.1,26.9
1951,27,27.3,27.3,29.1,28.7,28.8,28.4,28.5,28.6,28.4,28.4,27.5
1952,28.1,27.5,28.7,29,29,28.5,28.6,28.7,28.2,28.5,28.2,27.7
1953,28.1,27.6,27.5,28.6,28.5,28.6,28.7,29.1,28.2,28.3,28.2,28.2
1954,27.8,27.8,28.4,28.4,28.5,28.1,27.8,28.1,27.8,26.9,27.4,27.7
1955,27.8,28,27.4,27.9,28,27.3,27.4,27.3,27.1,26.2,27,27.5
1956,27,27.5,27.8,28.5,27.9,27.5,27.8,27.8,27.6,27.1,27.1,27.4
1957,27,26.9,27.6,28,28,28.5,28.4,28.6,28.3,27.8,28.5,27.8
1958,28.1,27.6,28.7,28.9,28.5,28.5,28.2,28.2,28.5,28.1,27.9,27.4
1959,27.2,26.5,27.4,28,27.9,27.6,27.9,27.7,27.9,27.5,27.4,27.9
1960,26.8,27.4,27.2,27.7,28,27.6,27.3,27.3,27.4,27,27,26.4
1961,27.2,26.7,27.3,27.9,28,27.8,27.5,27.9,27.5,27.3,26.7,27.4
1962,27.1,26.9,27.5,27.5,27.6,27.3,28.1,27.7,27.7,27.7,27.7,27.8
1963,27.4,27.5,27.6,28.2,27.9,28.2,28.2,28.2,28,28,27.6,27.9
1964,27.6,27.5,27.6,27.6,27.9,27.3,27.5,27.5,27.3,27,27.5,26.4
1965,26.5,27.1,27.4,27.4,27.7,27.9,28.1,28,27.9,27.9,27.4,27.7
1966,28.1,27.8,27.4,28.3,28,27.7,28.2,28.2,27.8,27.3,27.2,27.2
1967,27.1,27.1,27,27.5,27.7,27.5,27.6,28,27.6,27.6,27.7,27.3
1968,26.7,27.2,27.5,27.9,28.3,27.9,28.6,28.3,27.9,27.6,28.1,27.6
1969,27.7,27.6,29,28.9,29.4,28.9,29,27.8,28,27.4,27.3,28
1970,27.7,27.9,28.3,28.7,28.2,28.6,28.1,27.8,27.5,27.4,27.4,27.6
1971,27.3,27.6,28.1,28.2,27.6,28,27.5,27.2,26.8,27.2,27.3,26.3
1972,26.8,27.2,27.7,27.8,28.2,28.3,28.6,28.1,28.2,27.8,27.8,27.6
1973,27.8,27.6,28.6,28.6,28.4,27.8,28.2,27.8,27.4,27.4,26.7,26.4
1974,26.5,26.5,27.1,27.5,27.6,27.8,27.7,27.8,26.8,27,26.8,26.9
1975,26.5,26.5,27.4,27.3,27.8,28,27.3,27.5,27,26.8,26.8,26
1976,26.2,26.4,26.7,27.5,28,27.7,27.8,27.9,27.9,27.4,27.7,26.9
1977,27.1,27.4,27.5,27.9,28,28.1,28,28.1,28.4,28,27.9,27.7
1978,27.3,28,28.2,28.4,28.3,28.1,28,28.2,27.8,27.5,27.7,27
1979,27,27.7,28,28,28.2,27.9,28.2,28.1,27.5,27.3,27.4,27.3
1980,27.4,27.3,27.5,28.3,28.8,28.4,28.2,28.2,28.1,27.4,27.4,27.2
1981,27.6,27.6,28.5,28.1,27.9,27.7,28.2,27.6,27.6,27.3,27.6,27.5
1982,27,27.4,27.4,28,27.9,28.3,27.9,28.3,28,27.3,27.5,27.1
1983,27.7,27.6,28.8,28.5,28.7,28.8,28.6,28.4,28.2,27.6,27.9,27.5
1984,27.3,27.8,27.9,28.1,27.9,27.9,27.3,27.3,27.1,27.2,27,26.2
1985,26,26.9,27,27.3,27.9,27.9,27.9,27.5,27.4,27.4,27,26.3
1986,26.6,26.7,27.5,27.8,28,27.8,27.9,27.9,27.6,26.9,27.3,26.8
1987,27.2,27.9,28.1,28.7,28,28.7,28.3,28.2,27.7,27.3,27.7,27.5
1988,26.6,27.3,27.5,28.1,28.6,27.8,27.8,27.1,27.4,27.4,27.2,26.3
1989,26.2,26.3,27.7,28.1,27.7,27.6,28.1,28.2,27.6,27.8,27.8,26.8
1990,27.2,26.7,27.3,27.9,28.2,28.5,28.3,28.6,28.1,27.4,27.9,27.2
1991,27,27.3,28,28.2,28.3,28.5,28.2,28.4,28.1,27.7,27.5,26.6
1992,27,27.3,27.6,28.2,28.2,28.4,27.7,27.9,27.4,27.6,27.4,27.1
1993,27.4,27.5,27.9,28.3,28.1,28.5,28.2,28.2,27.7,28.3,27.6,27.6
1994,26.3,27.1,27.9,28,28.1,28.3,27.9,28.3,28.3,27.7,27.5,27.1
1995,27.7,27.6,27.9,28.7,27.8,27.9,28.2,27.7,28.4,27.6,27.9,28.1
1996,27.7,28,28.2,28.4,28.2,28.2,27.9,27.9,27.8,27.6,27.1,26.9
1997,27.4,27.8,27.2,27.9,28.5,28.4,28.4,28.8,28.8,28.6,28.1,28.2
1998,28.2,28.5,28.4,29.1,28.9,27.9,28.6,28.5,28.2,28,27.7,27.4
1999,27.3,27,28,28.3,28.1,27.9,28,27.5,27.6,27,27.2,28.2
2000,26.6,27,27.2,27.8,27.9,27.9,27.7,28.2,27.4,27.8,27.5,27.4
2001,27.2,26.5,27.4,27.8,28.3,28,28.2,28.9,28.4,27.9,27.5,27.9
2002,28,27.4,27.9,28.2,28.5,28.4,28.4,28.7,28.3,28.1,28.2,27.9
2003,27.9,28.1,28.2,28.6,28.9,28,28.1,28.6,28.3,27.8,28,27.6
2004,27.2,27.7,28,28.5,28.3,28.5,28.1,28.5,27.6,27.4,27.2,27.2
2005,27.6,27.6,29,29.1,28.6,28.8,29,28.6,28.6,27.7,27.3,27.3
2006,27.6,27.5,27.9,28.3,28.5,28.5,28.6,28.7,28.5,28.5,28,28
2007,26.5,28.1,28.3,28.6,28.3,28.8,28.7,27.9,28,27.2,27.8,27.5
2008,27.2,27.4,27.7,28.4,28.2,28.3,28.1,28.1,28.1,27.8,27.3,27.3
2009,27.3,27.4,27.5,28.4,28.5,28.4,28.7,28.8,29,28.4,28.5,28.3
