1901,25.9,27.7,27.5,27.7,27.3,26.2,25.4,25,25.6,26.6,27.3,27
1902,27.2,27.5,27.8,28.4,27.6,26.4,25.5,25,25.4,26.6,27.2,27.1
1903,27.2,28.1,28.3,28.1,27.6,26.2,25.4,24.8,25.5,26.6,27.3,27.1
1904,27,28,28,27.9,27.4,26.2,25.3,24.9,25.5,26.5,27.2,27
1905,26.7,27.1,27.7,28,27.6,25.9,25.3,24.7,25.3,26.7,27.3,27.1
1906,26.8,28.2,28.5,29,27.6,26.5,25.1,24.8,25.3,26.3,27.1,26.7
1907,27.2,27.3,28.1,28,27.9,26.2,25.8,24.9,25.5,26.9,27.3,26.8
1908,27.1,27.8,28,28.3,27.3,26.5,25.5,24.6,25.4,26.3,27.1,27.1
1909,27.2,28.4,29,28,27.3,25.6,25.1,24.3,25.5,26.3,27.3,27.1
1910,26.6,28.4,28.2,28.3,27.8,27,25.5,25,25.4,26.3,27.3,27.2
1911,27.1,28.1,28.3,28.2,27.3,25.5,25.3,24.6,25.5,26.6,26.8,26.4
1912,27.4,28,28.2,28.5,27.9,26.4,25.5,25.1,25.3,26.3,26.6,27
1913,27.4,28,27.3,27.9,27.8,27.2,25.9,25.6,25.5,26.4,26.9,26.7
1914,27.9,27.8,27.8,27.9,28.1,26.9,25.4,24.9,25.1,26.3,26.9,26.6
1915,26.8,27.9,28.4,28.1,27.4,26.2,25.4,24.9,25.5,26.5,27.2,26.9
1916,27,27.8,28.2,27.8,27.4,26.1,25.3,24.8,25.2,26.3,26.9,27
1917,27.2,27.8,27.9,27.9,27.2,26,25.5,24.9,25.2,26.3,26.7,26.9
1918,26.9,27.6,27.8,27.8,27.2,26,25.2,24.5,25.4,26.4,27.1,26.8
1919,27.1,28.1,27.9,27.7,27.1,26,25.1,24.8,25.3,26.5,27.3,27.1
1920,27.2,28.1,28.1,27.9,27.4,26.1,25.2,24.8,25.3,26.4,27.1,27
1921,27,28,28.1,27.8,27,25.8,25.4,24.9,25.5,26.6,27.2,27
1922,27.2,28.1,28.2,27.8,27.4,26.2,25.4,24.6,25.1,26.2,27,26.8
1923,27.6,27.4,27.4,27.2,27,26.1,26.5,24.6,25.4,26.1,26.9,27.4
1924,27.1,29,28.7,26.6,26.8,25.8,25.1,25.1,27.1,26.2,27.1,26.4
1925,25.5,27,27.6,28.6,28,26.1,25.3,24.5,25,25.7,26.5,26.1
1926,26.7,29.8,29.5,29.1,27.5,25.6,24.6,25.6,26.2,27.7,27.3,27.3
1927,26.6,28.6,27.2,27.9,27.1,25.1,25.2,24.4,26.1,26.1,26.8,26.2
1928,27.3,27.2,27.4,26.3,25.8,26.1,25.5,24.1,24.9,25.4,26.6,26.7
1929,26.5,27.1,27.6,28.1,27.1,25.3,25.1,24.3,25.1,26.1,26.8,26.2
1930,25.9,27.4,27.4,27.8,27.6,25.7,25,24.4,25.3,26.1,26.8,27.3
1931,26.9,27.5,28.5,28,27.3,26.7,25.5,25,25,26.6,27.1,27.4
1932,26.9,28.2,28.4,28.3,27.7,26.1,24.9,25.1,25.4,26.8,27.6,26.9
1933,27.5,27.8,27.5,27.9,27.4,25.9,25.7,25,25.6,26.4,27.5,27.5
1934,26.3,27.3,27.9,27.9,27.3,25.5,25.5,26.1,26.9,27,27.6,26.8
1935,27,27.9,28.2,28.2,27.1,25.6,24.9,24.5,25.7,26,26.7,27.3
1936,27,29.1,28.4,27.7,27,25.8,25.1,24.6,25.3,26.7,27.8,27
1937,27.3,28.3,28.5,28.6,27.8,26.5,25.4,25.1,25.5,26.5,27.6,27.5
1938,27.4,28.6,28.3,28.5,27.8,26.7,25.5,24.7,25.5,27.1,27.6,27.7
1939,27.5,27.8,28.2,28.2,27.6,26.4,25.8,25.1,25.5,26.7,27.5,27.3
1940,26.9,27.6,28,28.1,27.7,26.3,25.4,25,25.6,26.5,27.1,26.9
1941,27.7,28.9,29.1,28.3,27.7,26.8,25.7,25.8,26.8,27.3,27.2,27.2
1942,26.9,28.7,29,28.4,27.3,26.1,25.2,24.8,26.7,26.7,27.1,26.3
1943,26.9,28,27.9,28,26.8,26,24.9,24.6,25.9,26.7,26.6,26.7
1944,26.6,27.8,27.9,28.3,28.3,26.4,25.7,25.7,26.1,27.3,27.4,27.2
1945,27.4,28,28.4,28.2,27.8,26.3,25.5,25.5,26.4,26.5,27.1,27.1
1946,27.2,28.5,28.7,28.3,27.3,25.5,25.3,24.6,25.6,26.2,27.1,26.9
1947,26.9,28,28.2,27.6,27.8,26.1,25.5,25.5,25.8,26.2,26.2,26.5
1948,26.4,27.2,28.7,27.6,27,25.6,25.4,25.2,25.7,26.7,26.6,27
1949,27.2,28,28.3,28,27.5,26.2,26.1,25.4,26.2,26.7,26.8,27.1
1950,27.3,28,28.4,27.7,27.3,25.8,25.5,24.9,25.4,25.9,26.9,26.5
1951,27.4,27.7,28.5,28.6,27.5,26.5,26.1,25.2,26.6,26.9,27.7,28.2
1952,27.7,28.7,28.8,28.8,27.9,26.4,26.4,25.2,26.3,26.9,27.3,27.2
1953,27.1,27.7,28.2,28.8,27.8,26.2,26.2,25.4,26.5,27.5,28,27.4
1954,27,28.3,28.3,28,27.8,25.9,25.2,25.2,25.8,26.5,27.1,27
1955,26.9,27.8,27.5,27.9,27.1,26,25.7,24.8,25.5,26.6,26.8,26.2
1956,26.3,26.6,27.6,28,26.9,25.7,25.2,24.5,25.7,26.3,27,26.7
1957,26.1,27.4,27.9,28.1,27.2,25.8,25,24.9,25.7,26.2,27,27.4
1958,28,28,28.2,28,26.9,25.2,24.2,24.2,25,26.5,27,26.8
1959,27.4,27.8,28.1,28.3,27.1,26.4,25.4,24.8,25.5,26.7,27.3,26.6
1960,26.9,27.7,27.4,27.1,27.4,26,25.7,24.8,25.7,26.7,27.2,26.9
1961,26.8,27.9,28.6,27.8,28,26.5,25.2,24.5,25,26.4,27.2,26.6
1962,27.5,28,27.3,27.8,27.2,25.5,25.8,24.9,25.3,26.6,26.6,26.8
1963,27,27.8,28.1,28,27.4,26.2,25.5,26.3,26.8,26.5,27.1,26.8
1964,26.5,28.2,28,28,26.8,25.7,25.5,25,25.1,25.5,26.2,26.1
1965,25.6,26.7,27.7,27.1,26.8,26.2,24.4,24.4,25.7,26.8,27.1,26.3
1966,26.9,27.9,28.4,27.9,27.8,26.1,26.4,25.6,25.7,26.6,27.4,27.3
1967,27,27.9,27.8,28,27.4,26.3,25.3,24.6,25.4,26.3,27.3,26.7
1968,26.7,27.6,27.8,27.9,27.5,26.1,26.2,26.2,26.4,27,26.8,26.9
1969,27.4,28.8,29,28.6,28,26.3,25.5,25.3,25.7,26.6,27.1,27.6
1970,27.6,28.7,28.7,28.5,27.6,26.6,25.4,25.4,26,27,27,27.2
1971,26.8,27.4,27.6,27.8,27.1,25.9,25.7,24.1,24.6,25.8,26.6,26
1972,26.6,27.1,27.3,27.5,26.9,25.9,25.5,23.9,24.8,26.4,27.1,27.1
1973,27.3,28.5,28.5,28.1,27.8,26.1,25.6,25.1,25.5,26.6,27.5,26.8
1974,26.3,27.4,27.5,27.6,27.3,26.2,25.6,25.3,24.8,25.7,26.8,26.5
1975,26.7,27.7,28,27.4,27.2,26.3,25.6,24.5,25,25.6,26.8,27
1976,26.4,26.7,28,27.7,26.7,25.1,24.5,24.2,24.4,25.4,26.2,26.6
1977,26.5,27.9,28,28.1,27.6,25.7,25.1,24.1,25.4,26.3,27.3,26.1
1978,27.6,27.7,27.6,27.6,27.2,25.4,24.4,24.3,24.8,25.9,27,27
1979,27.4,27.5,28.1,28.2,27.3,25.8,25.2,25,26,26.8,27.2,26.8
1980,27,27.6,27.9,28.5,26.9,26.1,24.8,25,25.5,26.4,27.2,26.3
1981,26.5,27.9,28.3,28.3,27,26.4,25.1,24.9,25.7,26.6,27.3,27.2
1982,26.9,27.6,27,28.1,27,25.7,24.5,24,25.3,26.3,27.2,26.7
1983,26.4,28.2,28.9,28.5,27.6,25.6,24.8,25.1,25.7,27.4,27.6,27.3
1984,27.4,28.2,27.8,28.1,27.7,27.1,25.1,25.3,25.7,26.3,27.6,26.8
1985,26.6,27.7,27.8,27.9,27.6,26.1,25.2,25.2,25.1,26.7,27.5,26.9
1986,26.8,28.1,27.5,28.6,27.9,26.5,25.3,24.6,25.5,26.1,26.8,26.6
1987,27.7,27.5,28.4,29,28.3,26.6,26.3,25.8,26.2,26.9,28.3,27.2
1988,26.9,28.7,28.4,29.1,28.3,26.5,26,24.8,25.7,27.2,27.7,26.6
1989,26.5,28.7,28.1,28.4,28.1,26.7,26.2,25.4,25.3,26.3,27.9,27.3
1990,26.6,27.3,29.3,28.3,27.6,26,25,24.4,25.6,27.3,27.3,27.1
1991,27.6,28.1,28.5,27.6,27.3,27.2,26.3,24.9,25.6,25.6,27,27.4
1992,26.9,28.3,28,28.3,27.5,26,24.6,24.4,25.7,26.8,26.8,27.6
1993,26.8,28.3,27.4,28.3,28.2,26.4,25.2,24.5,26.1,27.2,27.6,27.7
1994,27.3,28.5,28.4,28.3,27.4,26.4,24.7,24.8,25.6,26.6,27.4,27.5
1995,26.9,28.5,28.5,28.6,28.1,27.1,26.1,25.6,25.7,26.7,27.7,27.3
1996,27.4,27.6,28.4,28.8,28.2,26.9,25.9,25.4,25.4,26.4,27.9,26.8
1997,26.8,28.2,28.2,28,27.4,26.2,25.2,24.6,26.3,27.7,27.9,27.9
1998,27.7,29.7,29.6,29.4,28.4,27,25.7,24.9,25.8,27.4,28,27.9
1999,27.8,27.8,28.2,28.5,28,27,26.3,25.7,25.3,26.8,28,27.4
2000,27.2,27.7,29.3,27.4,28.3,26.7,25.6,25.9,25.5,26.6,27.7,28
2001,26.1,27.8,28.1,28.6,27.4,26.6,25.3,25.2,25.6,27.2,28.1,26.6
2002,27.8,26.9,28.2,28.4,28.3,26.6,25.6,25.1,25.7,26.3,26.8,27.3
2003,26.5,28.5,27.8,28.2,28.2,26.5,25.6,25.6,25.8,27.4,27.6,27.4
2004,27.8,28.1,29.4,28.1,27.6,26.1,25.7,25,25.6,27.1,27.6,28.2
2005,26.8,29,28.8,28.8,27.7,26.6,25.7,25,26.6,27.6,28,28
2006,26.4,28.3,28.4,29.3,27.5,27.6,26,25.4,25.9,27.6,26.3,26.9
2007,26,29,29.3,28.1,28.5,26.4,26.3,25.1,26.4,26.8,27.2,28
2008,25.4,27,27.7,28.6,27.7,26.4,25.6,25.1,25.8,26.5,26.4,26.8
2009,26.4,28.2,27.9,28.2,28,26.7,25.8,25.3,25.7,26.3,28.1,26.4
