1901,26.8,26.9,26.9,26.2,25.1,23.6,23.2,23.6,24.1,25.4,26.8,26.9
1902,26.8,27,26.8,26.4,25.1,23.8,23.5,23.7,24.5,25.4,26.8,27.2
1903,26.8,27.1,26.9,26.5,25.4,23.9,23.2,23.8,24.7,25.8,26.6,26.9
1904,26.6,26.8,26.6,26.2,25,23.8,23.1,23.6,23.9,25.7,26.9,26.8
1905,26.8,26.9,26.6,26,25.2,24.2,23.2,23.9,24.3,26,26.8,27.1
1906,27.1,26.9,26.9,26.1,25.2,23.7,23.3,23.6,24.2,25.5,26.5,27
1907,26.8,26.9,26.7,26.2,25.1,23.7,22.9,23.4,24.2,25.8,26.7,27
1908,26.8,26.9,26.9,26.4,24.8,23.8,23.2,23.9,24.4,26,27,27
1909,26.8,27,26.9,26.2,25.1,23.6,23.4,23.8,24.3,25.6,26.7,27
1910,26.9,27,26.8,26.1,25,23.6,23.2,23.7,24.2,25.5,26.7,26.9
1911,26.7,26.9,26.8,26,25.1,23.5,23.3,23.8,24.5,26,26.9,27.4
1912,27.1,27,27,26.4,25.4,23.8,23.3,23.9,24.8,25.9,27.2,27.1
1913,26.8,27,27,26.1,25.4,23.7,23.3,23.9,24.4,26,27,27
1914,27,27,27.1,26.2,25.3,23.9,23.2,23.9,24.6,26,27,27.3
1915,26.9,27.1,26.9,26.5,25.3,23.8,23.5,23.7,24.5,26.2,27,27.2
1916,27,27,27,26.4,25.2,23.8,23.1,23.7,24.5,25.9,26.7,26.9
1917,26.8,26.9,26.9,26.2,25.4,23.9,23.5,23.8,24.4,25.5,26.9,26.8
1918,26.9,26.9,26.8,26.1,25.1,23.8,23.2,23.3,24.3,26.1,26.9,27.2
1919,26.9,27,26.9,26.4,24.8,23.7,23.1,23.6,24.4,25.5,26.8,27.2
1920,27.1,27.1,26.9,26.1,25.4,23.8,23.2,23.8,24.7,26.2,27,27.2
1921,27,27.2,27,26.2,25.1,23.8,23.2,23.6,24.5,26,26.9,27
1922,26.8,27,26.8,26,25.2,23.7,23.1,23.9,24.4,25.8,27,27.2
1923,27,27,26.9,26.4,25.2,23.8,23.4,23.6,24.4,25.9,27.3,27.1
1924,26.9,27.1,27.1,26.2,25.4,23.9,23.4,23.9,24.6,25.8,26.9,27
1925,26.9,27,26.9,26.4,25.1,24.1,23.5,23.7,24.8,26,27,27.2
1926,26.8,27.3,27.1,26.5,25.3,24.1,23.5,23.9,24.7,26,27.2,27.2
1927,26.8,27,26.7,26.3,25.2,23.8,23.2,23.9,24.5,25.9,27,27.3
1928,27,27.1,27,26.4,25.3,23.8,23.3,23.8,24.6,26,27.1,27.1
1929,26.8,26.9,27,26.1,25.2,24,23.5,23.8,24.6,26.2,27.2,27.1
1930,26.8,27.1,26.9,26.3,25,23.7,23.3,23.7,24.8,25.8,27.1,27.2
1931,26.8,27,26.9,26.3,25.4,23.8,23.4,24,24.5,25.9,26.8,27.1
1932,26.8,27,26.8,26.2,25,23.7,23.2,23.5,24.6,25.8,26.7,27.1
1933,26.9,26.9,26.8,26.2,25.1,23.8,23.3,23.8,24.2,25.8,27.1,27
1934,26.5,26.2,26.4,26.6,25.8,23.6,23.3,24.1,23.9,25.8,27,27
1935,26.9,26.7,26.7,25.3,25.1,22.9,22.7,22.2,24.4,26.3,26.7,26.6
1936,26.6,27.3,26.9,26,25.6,23.5,23,23,23.6,26.3,27.5,27
1937,26.8,27.5,27,26.7,25.8,23.9,23.1,23.5,24.7,26.1,27.6,26.9
1938,26.6,26.8,26.6,26.4,25,24.1,23.4,23.5,24.4,26.4,27.2,27
1939,26.5,27.7,26.5,26.1,25.6,23,23.1,23.8,24,26.1,26.9,27
1940,26.8,27.1,27,25.8,25.2,24,23,23.6,24.7,24.9,27.1,27.8
1941,27.1,27.7,27.3,26.7,25.2,23.1,22.8,23.7,24.8,25.9,27.4,27.8
1942,27.8,28.4,28,26.9,25.6,24.1,23,23.9,24.3,25.4,26.9,27.7
1943,27.2,27.1,27.2,26.9,25.7,23.5,22.1,23.3,23.4,24.7,27,27.8
1944,26.9,27.7,27.3,26.6,25.6,24.2,23.3,23.3,24.7,26.1,27.9,27.8
1945,27.3,27.6,27.7,27.2,25.7,22.7,22.8,23.6,23.4,26.6,27,27.9
1946,27.3,27.7,27.3,26.7,25.8,23.8,22.7,23.2,23.5,25.6,27.2,27.8
1947,27.7,27.7,27.5,26.7,25,23.5,23.2,23.1,24.2,25.6,26.9,27.3
1948,26.9,26.9,27,26.7,26,24.3,23.6,24.2,24.5,26.2,27,27.2
1949,26.7,26.5,27,26.5,25.4,23.9,23.8,24.6,25,26.2,27.2,27.5
1950,26.3,26.6,26.6,26.5,24.6,23.4,23.6,23.8,24.3,25.4,26.6,27.2
1951,26.8,27.4,26.8,26.4,25.1,24.2,23.4,24.3,25,26.4,27.3,27.9
1952,27.7,27.7,27.6,26.5,25.4,24.1,23.7,24.1,24.9,26,27.1,27.5
1953,27.7,27.7,27,26.9,25.6,24,23.5,23.9,24.2,25.9,27.3,27.5
1954,26.8,27.6,27,26.4,25.5,23.8,23.6,24.3,25.2,25.7,26.9,27.8
1955,27.4,27.2,26.7,26.1,24.9,23.5,23.6,23.5,24.4,25.5,27,27.5
1956,25.9,27,27,26.1,25.2,23.6,22.7,23.8,23.8,25.3,26.8,27.4
1957,26.5,26.5,26.7,26.5,25.2,23.7,23.6,24.1,24.8,26.3,27.3,27.6
1958,27.3,27.2,27.3,27.3,25.6,24.1,23.4,24.4,25.3,26.1,27.4,27.1
1959,27.3,27.6,27.3,26.8,25.3,24.4,23.4,24,24.7,25.8,27.2,27.4
1960,26.6,26.9,26.4,26.1,25.2,24.2,23.1,23.7,24.4,25.8,26.4,27.6
1961,27.5,27.6,27.2,26.9,25.9,24.4,23.9,24,24.8,26.3,26.8,27.1
1962,26.6,26.9,26.8,26.3,24.7,24,23.6,24.1,24.2,25.3,27.1,27.4
1963,26.4,26.7,26.6,25.7,24.4,23.3,23.6,23.4,24.1,25.7,26.4,26.9
1964,26.8,27.5,26.9,26.4,24.8,23.7,22.6,23.6,23.7,25.1,26.5,26.7
1965,26.1,26.3,26.6,25.8,24.5,22.8,23.1,23.8,24.4,25.7,27.1,26.8
1966,27.1,27.5,26.8,26.3,25.4,24.4,23.9,24.1,24.9,25.9,26.8,27.6
1967,27.3,27.2,27.3,26.5,25.6,24.3,23.8,24.1,24.7,25.7,27,26.4
1968,26.2,26.6,26.4,25.9,25.2,23.2,23.4,24.1,24.4,26,26.6,27.5
1969,26.8,27,27.1,26.8,25.6,24,24.1,24.1,24.6,26.1,27.2,27.5
1970,26.8,27.5,27.2,26.1,25.5,24.4,24.4,24.7,24.8,25.7,27,26.9
1971,26.7,26.2,26.4,26,24.9,23.4,23.4,23.2,24.2,25.1,26.7,27.2
1972,26.7,26.3,26.8,26,25.5,23.4,23.3,23.8,24.7,26,26.2,27.1
1973,27,27.6,27.6,26.3,25.2,23.7,23,23.2,24.3,25.8,26.7,26.6
1974,26,26.6,26.1,25.7,24.9,23.6,23.1,23.6,24.1,25.3,26.7,26.7
1975,26.7,26.8,26.8,25.7,25.3,23.9,23.3,23.2,23.8,24.6,26.5,27.2
1976,26.4,26.7,26.3,26,24.9,23.6,22.9,23.2,24.3,25.6,26.8,27.9
1977,26.9,27.6,26.1,26.2,25.2,23.1,23.5,24.1,24.6,25.8,26.7,27
1978,26.6,27.3,26.2,26.1,24.8,23.7,22.3,24.2,24.6,25.9,26.4,26.2
1979,26.5,26.7,26.4,26.1,25.1,23.8,23,24.2,24.5,25.3,27.1,27.8
1980,27.3,27.5,26.8,26.3,25.5,23.2,23.1,23.5,24.5,25.8,26.8,27.1
1981,27.3,27.5,26.7,25.6,24.2,22.9,22.3,23.1,23.7,25.1,26.9,26.8
1982,27.1,27.1,26.5,25.9,24.6,24.1,23.5,23.5,23.9,25.6,26.4,27
1983,27.1,27.6,27.1,26.5,25.4,24.9,23.6,23.3,24.1,25.7,26.8,26.9
1984,26.7,26.6,26.4,25.2,24.9,23.2,22.8,22.9,23.9,25,26.3,26.5
1985,26.9,26.7,26.3,25.7,24.7,23.1,22.7,23.3,24.1,25,26.1,26.8
1986,26.5,26.6,26.4,26.1,25.1,23.4,22.5,23.3,24.2,26,26.8,27
1987,27.2,27.4,27.4,26.9,25.7,23.6,22.9,24.1,24.8,25.8,27,27.6
1988,27.6,27.4,27.8,26.9,25.3,24.5,23.9,24.3,24.4,26,26.7,27
1989,26.1,26.7,26.5,26,24.7,23.3,23.2,23.3,24.1,25.3,26.7,27
1990,26.9,27.5,26.8,26.5,25.6,24,23.2,23.4,24,25.7,27.1,27.5
1991,27.3,27.4,27.1,26.5,25.3,23.7,23.5,23.5,24.3,26,27,26.8
1992,27.1,27.5,27.2,26.5,25.5,24.1,23.1,23.3,24.3,25.5,27,27.6
1993,26.9,26.6,26.4,26.3,25.6,23.8,22.8,23.1,23.9,25.5,26.9,27.4
1994,27.5,27.1,27.4,26.4,24.9,23.7,23.6,23.9,24.6,26.2,27,27.1
1995,27.2,27,26.8,26.4,25.3,23.6,23.8,24.1,24.6,25.9,26.6,27.6
1996,27.5,27.2,26.8,26,25.3,24,23.3,23.6,24.4,25.1,26.7,27.3
1997,27.6,26.7,26.9,26.5,24.9,24.2,23.6,24,24.8,25.9,27.5,27.7
1998,27.3,27.9,28.1,27.2,25.6,24.7,23.8,24.5,24.8,25.6,26.9,27.8
1999,27.7,27.5,27,26.3,25.4,23.9,23.3,23.6,24.5,25.3,26.7,27.8
2000,27.6,26.8,27.1,26.3,26.1,23.9,23.4,23.4,24.6,25.6,27.3,26.9
2001,26.8,27,27.5,26.2,25.8,24.2,23.7,24,24.4,25.8,27.8,27.7
2002,27.6,27.4,27.3,26.2,25.3,24.3,24.1,24.2,24.6,26.6,27.4,27.9
2003,27.6,27.3,28.1,26.9,26.2,25,23.1,24.1,24.4,26.8,27.6,27.1
2004,28.4,28.1,27.8,26.2,25.5,23.8,23.7,24.4,24.8,25.5,26.7,26.7
2005,27.2,27.8,27.5,26.6,25.6,24.7,23.4,23.8,25.2,25.9,27.3,27.6
2006,27.6,27.6,27.4,25.8,25.9,23.5,23.2,24.1,24.5,26.1,27.5,27.3
2007,27.5,27.6,27,26.7,25.5,23.9,23.4,24.3,25.2,26.1,27.2,27.1
2008,27.1,27.6,26.7,26.3,25.6,23.2,23.4,23.8,24.7,26.3,27.6,27.3
2009,27.6,27.9,27.1,26.5,25.3,24.7,23.4,24.1,25.1,26.3,27.2,28.3
