1901,25.5,27.8,27.3,27.6,27.2,26.3,25.4,24.9,25.5,26.5,27.2,26.6
1902,26.9,27.6,27.7,28.5,27.6,26.4,25.5,24.9,25.3,26.4,27.1,26.9
1903,27,28.3,28.3,28.1,27.6,26.3,25.4,24.7,25.4,26.5,27.2,26.9
1904,26.8,28.2,28,27.9,27.4,26.3,25.3,24.8,25.4,26.4,27.1,26.8
1905,26.4,27.1,27.6,27.9,27.6,25.9,25.3,24.6,25.1,26.6,27.1,26.7
1906,26.5,28.4,28.5,29.2,27.6,26.6,25.1,24.7,25.2,26.1,26.9,26.4
1907,27,27.2,28,27.9,28,26.3,25.9,24.8,25.4,26.9,27.2,26.5
1908,26.8,27.9,27.9,28.4,27.3,26.6,25.5,24.5,25.3,26.2,27,26.8
1909,26.9,28.6,29.1,28,27.3,25.6,25,24.1,25.4,26.1,27.2,26.9
1910,26.3,28.6,28.1,28.3,27.8,27.2,25.5,24.9,25.2,26.1,27.2,27
1911,26.9,28.2,28.3,28.2,27.3,25.5,25.3,24.5,25.4,26.5,26.5,26
1912,27.1,28.1,28.1,28.6,27.9,26.5,25.6,25.1,25.2,26.1,26.3,26.7
1913,27.2,28.2,27.2,27.9,27.9,27.4,25.9,25.6,25.5,26.3,26.6,26.4
1914,27.8,28,27.7,27.9,28.2,27.1,25.4,24.9,24.9,26.1,26.7,26.1
1915,26.4,27.9,28.4,28,27.4,26.1,25.4,24.8,25.3,26.2,27,26.6
1916,26.5,27.7,28.1,27.7,27.3,26.1,25.3,24.5,25,26,26.6,26.8
1917,27,28,27.7,27.8,27.1,26,25.5,24.8,25,26.1,26.3,26.6
1918,26.6,27.4,27.5,27.7,27.1,26.1,25.2,24.3,25.1,26.2,26.9,26.6
1919,26.9,28.3,27.9,27.7,27.1,26.1,25.1,24.7,25.2,26.4,27.2,26.9
1920,27,28.3,28.1,27.9,27.4,26.2,25.2,24.7,25.2,26.3,27,26.8
1921,26.8,28.2,28.1,27.8,27.1,25.9,25.4,24.8,25.4,26.5,27.1,26.8
1922,27,28.3,28.2,27.8,27.4,26.3,25.4,24.4,24.9,26,26.8,26.5
1923,27.3,27.5,27.3,27.1,27,26.2,26.5,24.4,25.2,26,26.8,27.2
1924,26.9,29.3,28.7,26.6,26.7,25.8,25,25,27,26.1,27.1,26.3
1925,25.2,27.1,27.5,28.6,28,25.9,25.3,24.5,25,25.5,26.7,26
1926,26.5,30.1,29.3,28.9,27.6,25.8,24.6,25.5,26.1,27.5,27,27
1927,26.2,28.6,27.1,27.8,27,25.2,25.2,24.3,26,26,26.6,25.8
1928,26.9,27.2,27.3,26.2,25.7,26.1,25.4,23.9,24.8,25.3,26.4,26.4
1929,26.3,27.2,27.4,28.1,27.2,25.4,25.1,24.2,25.1,26,26.8,26
1930,25.6,27.5,27.5,27.8,27.5,25.9,25,24.4,25.3,26,26.8,27
1931,26.8,27.7,28.6,28,27.4,26.8,25.6,25,24.9,26.5,27.1,27.4
1932,26.9,28.4,28.4,28.3,27.8,26.2,24.9,25,25.2,26.8,27.7,26.9
1933,27.5,28.2,27.7,28,27.3,26.1,25.6,24.9,25.6,26.3,27.5,27.3
1934,26.2,27.6,27.9,28,27.5,25.6,25.5,26,26.8,26.9,27.5,26.6
1935,26.9,28.1,28.4,28.3,27,25.6,24.9,24.4,25.6,25.8,26.6,27.2
1936,26.8,29.5,28.5,27.7,26.9,25.9,25.2,24.5,25.2,26.6,27.8,26.8
1937,27.1,28.5,28.6,28.7,27.9,26.7,25.4,25.1,25.4,26.5,27.7,27.5
1938,27.3,29,28.4,28.6,28,26.9,25.6,24.7,25.5,27.1,27.7,27.7
1939,27.4,27.9,28.3,28.4,27.7,26.5,25.8,25,25.4,26.7,27.6,27.3
1940,26.7,27.8,28,28.1,27.7,26.4,25.4,24.9,25.5,26.4,27,26.7
1941,27.3,29,29.2,28.3,27.6,27,25.7,25.8,26.9,27.2,27,26.9
1942,26.7,28.9,29,28.4,27.2,26.2,25.2,24.8,26.8,26.6,27,26
1943,26.7,28.2,27.8,27.9,26.7,26,24.9,24.6,25.8,26.6,26.3,26.6
1944,26.3,28,27.9,28.3,28.4,26.6,25.7,25.7,26.2,27.3,27.2,26.9
1945,27.1,28.2,28.3,28.2,27.7,26.4,25.6,25.5,26.5,26.3,27,26.8
1946,27,28.6,28.7,28.4,27.2,25.5,25.4,24.5,25.6,26.1,26.9,26.4
1947,26.5,28.4,28.2,27.7,27.8,26.4,25.5,25.5,25.8,26.1,26,26.2
1948,26,27.4,28.6,27.6,26.8,25.7,25.5,25.2,25.7,26.6,26.4,26.6
1949,27,28.2,28.4,28,27.4,26.3,26.1,25.3,26.2,26.6,26.6,26.9
1950,27.1,28.1,28.3,27.6,27.3,25.9,25.5,24.7,25.4,25.8,26.6,26.2
1951,27,27.7,28.2,28.7,27.4,26.6,26.1,25.1,26.7,26.9,27.5,27.7
1952,27,28.5,28.6,28.7,27.7,26.5,26.2,24.9,26.4,26.7,27.1,26.6
1953,26.5,27.6,28,28.6,27.8,26.2,26,25.2,26.6,27.2,28,27.2
1954,26.5,28.2,28.1,27.6,27.5,26,25,24.9,25.6,26.2,26.9,26.8
1955,26.5,27.7,27.2,27.6,27,26.1,25.3,24.6,25.5,26.5,26.7,25.9
1956,25.7,26.7,27.5,28,27,25.7,25.1,24.5,25.5,26.6,27.2,26.8
1957,26,27.9,28.1,28.4,27.4,25.8,25.2,25.2,25.6,26.6,27.5,27.6
1958,28.1,28.3,28.6,28.5,27.5,25.2,24.6,24.6,24.9,26.2,27.4,27
1959,27.1,27.9,28.1,28.3,26.9,26.4,25.4,24.9,25.6,26.6,27.3,26.2
1960,26.5,27.8,27.3,27.1,27.8,26,25.7,24.5,25.4,26.5,27.1,26.9
1961,26.6,28.3,29,27.7,28,26.5,25.5,24.5,24.8,26.5,27.3,26.6
1962,27.7,28.4,27.7,28.1,27.5,25.5,25.9,24.2,25.2,26.1,26.3,26.1
1963,26.8,27.8,27.8,27.9,26.9,26.4,25.5,26.2,26.7,26.5,27,26.7
1964,26,28.3,28.2,28.1,26.9,25.6,25.4,24.9,24.9,25.6,26.3,26
1965,25.5,26.7,27.5,27.1,26.9,26.2,24.7,24.3,25.6,26.8,27.2,26.1
1966,26.9,28.3,28.4,27.9,27.8,26.2,26.4,25.5,25.7,26.5,27.4,27
1967,26.5,28,27.7,28,27.4,26.4,25.2,24.4,25.4,26.2,27.3,26.6
1968,26.3,27.6,27.7,27.7,27.4,26.3,26.2,26.3,26.3,26.9,26.7,27
1969,27.1,28.9,29,28.8,28.4,26.4,25.7,25.2,25.6,26.6,26.9,27.3
1970,27.4,28.8,28.7,28.5,27.7,26.8,25.6,25.4,26.1,27.2,26.9,27
1971,26.4,27.6,27.6,27.6,27,26,25.5,23.9,24.3,25.7,26.5,25.7
1972,26.5,27.4,27.2,27.3,26.9,26,25.5,23.8,24.6,26.3,27,26.9
1973,27,28.6,28.4,28.1,27.8,26.2,25.6,24.9,25.2,26.6,27.2,26.7
1974,25.7,27.5,27.4,27.5,27.2,26.4,25.4,25.3,24.5,25.6,26.7,26.1
1975,26.3,27.7,27.8,27.3,27.2,26.4,25.4,24.4,24.9,25.3,26.6,26.7
1976,26.2,26.9,27.8,27.6,26.8,25.2,24.4,24.1,24.2,25.2,26,26.4
1977,26.3,28.3,28.2,28.3,27.6,25.8,25,24,25.3,26,27.2,25.9
1978,27.4,27.9,27.5,27.5,27.1,25.4,24.3,24.3,24.7,25.8,26.8,26.8
1979,27.5,27.9,28.3,28.4,27.2,25.9,25.1,25,26,26.6,27.1,26.3
1980,26.9,27.9,27.9,28.7,27,26.2,24.9,25,25.5,26.2,27,26.2
1981,26.3,28.1,28.1,28.4,27,26.4,25,24.9,25.4,26.5,27.2,27.1
1982,26.7,28,27.2,28.1,26.9,25.9,24.6,23.9,25.4,26.3,27,26.7
1983,26.2,28.5,29.1,28.6,27.6,25.7,24.7,25.1,25.7,27.4,27.8,27.1
1984,27.3,28.6,28.2,28.2,27.7,27.3,25,25.3,25.6,26,27.5,26.5
1985,26.5,27.8,27.7,27.9,27.7,26.2,25.2,25.1,24.9,26.6,27.4,26.6
1986,26.7,28.3,27.5,28.6,27.9,26.6,25.3,24.5,25.3,25.9,26.7,26.2
1987,27.7,27.8,28.5,29,28.3,26.7,26.3,25.8,26.1,26.8,28.1,27
1988,26.8,29,28.3,28.9,28.2,26.6,25.8,24.8,25.6,27.1,27.6,26.4
1989,26.2,28.8,28.1,28.4,28.1,26.8,26,25.2,25.2,26.1,27.8,26.8
1990,26.4,27.2,29.4,28.2,27.6,26.1,25.2,24.1,25.5,27.1,27.3,27.5
1991,27.2,28.3,28.3,27.5,27.3,27.3,26.2,24.8,25.6,25.6,27,27.1
1992,26.6,28.5,28.2,28.2,27.6,26.1,24.6,24.3,25.4,26.6,26.6,27.4
1993,26.8,28.6,27.3,28.3,27.7,26.5,25.1,24.5,26,27.1,27.6,27.3
1994,27.1,28.6,28.3,28.3,27.4,26.5,24.7,24.8,25.5,26.4,27.2,27
1995,26.5,28.8,28.3,28.5,28,27.3,26,25.5,25.5,26.5,27.4,27
1996,27,27.7,28.2,28.8,28.2,27,25.6,25.2,25.3,26.3,27.8,26.8
1997,26.9,28.4,28.3,27.9,27.8,26.2,25,24.6,26.4,27.6,27.8,27.7
1998,27.5,30,29.9,29.5,28.5,27.1,25.7,24.9,25.8,27.2,27.9,27.5
1999,27.8,27.9,28.2,28.4,27.9,27.2,26.1,25.6,25.1,26.6,27.8,27.1
2000,27.1,27.4,29.2,27.6,28.3,26.7,25.3,25.7,25.5,26.6,27.6,27.7
2001,25.9,28,28.1,28.4,27.4,26.7,25.4,25.1,25.6,26.9,28.1,26.4
2002,27.4,27.1,28,28.4,28.4,26.8,25.7,25,25.6,26.2,26.7,27.1
2003,26.3,28.8,27.8,28.2,28.2,26.6,25.6,25.5,25.8,27.2,27.5,27
2004,27.6,28.3,29.2,28.2,27.6,26.2,25.6,25,25.6,27,27.6,28.1
2005,26.4,29.2,28.7,28.6,27.7,26.7,25.7,24.9,26.5,27.3,27.9,27.8
2006,26.1,28.6,28.3,29.1,27,27.7,26,25.4,25.9,27.4,26.2,26.7
2007,25.8,29.3,29.4,28.1,28.4,26.5,26.2,25.1,26.4,26.7,27.2,27.7
2008,25.1,27.2,27.7,28.6,27.8,26.5,25.6,25.1,25.7,26.4,26.4,26.7
2009,26.2,28.4,27.9,28.3,28.1,26.9,25.8,25.2,25.6,26.2,28.2,26.3
