1901,27.3,28.1,28.4,28.7,27.8,27,27.1,27,26.8,26.4,26.4,26.3
1902,27.2,28,28.5,28.7,27.8,27,27.1,26.9,27,26.5,26.5,26.3
1903,27.3,28.3,28.5,28.6,27.7,27.1,27.2,27,26.9,26.4,26.3,26.1
1904,27.3,28.1,28.4,28.7,27.8,27,27.1,27,26.8,26.4,26.4,26.3
1905,27.3,28.1,28.4,28.7,27.8,27,27.1,27,26.8,26.4,26.4,26.3
1906,27.1,27.9,28.3,28.6,27.8,27,27.1,27,26.9,26.4,26.4,26.2
1907,27.4,28.1,28.4,28.7,27.8,27,27,26.9,26.7,26.4,26.5,26.2
1908,27.2,28,28.4,28.8,27.9,27,27.1,27,26.8,26.3,26.3,26.3
1909,27.2,28.1,28.5,28.7,27.9,27,27.2,27,26.8,26.4,26.3,26.3
1910,27.1,28,28.1,28.5,27.7,26.9,27,27,26.8,26.4,26.2,26.1
1911,27.3,28.1,28.4,28.8,27.6,26.8,27.1,27,26.8,26.5,26.5,26.3
1912,27.3,27.9,28.5,28.9,27.8,26.9,27.1,27,26.8,26.4,26.3,26.3
1913,27.4,28.3,28.4,28.4,27.6,26.8,27,27,26.7,26.3,26.3,26.2
1914,27.2,28.1,28.1,28.6,27.6,26.9,27.1,27,26.7,26.4,26.3,26.4
1915,27.2,28,28.1,28.4,28,27.1,27.2,27.1,26.9,26.5,26.4,26.3
1916,27.6,27.9,28.2,28.5,27.7,26.9,27.2,26.9,26.7,26.3,26.2,26.3
1917,27.3,28.1,28.4,28.7,27.8,27,27.1,27,26.8,26.4,26.4,26.3
1918,27.1,28.3,28.5,28.7,27.7,26.9,27.1,27,26.8,26.6,26.4,26.3
1919,27.2,28.1,28.4,28.6,27.7,26.9,27.1,27,26.8,26.4,26.5,26.3
1920,27.3,28,28.4,28.9,27.8,26.9,27.1,26.9,26.8,26.4,26.3,26.3
1921,27.2,28.1,28.5,28.7,27.4,26.9,27,27,26.8,26.4,26.5,26.4
1922,27.4,28.2,28.5,28.9,27.8,27,27,27.1,26.8,26.4,26.5,26.4
1923,27.3,28.2,28.6,28.9,27.8,27.1,27,27,26.9,26.4,26.2,26.4
1924,27.5,28,28.4,28.9,28,26.9,27.1,27.1,26.8,26.4,26.3,26.5
1925,27.6,28.2,28.3,28.7,27.8,27.1,27,27.1,26.9,26.6,26.6,26.5
1926,27.4,28.1,28.4,29,27.9,27,27,27,26.8,26.4,26.4,26.4
1927,27.1,28.2,28.2,28.6,27.8,27,27,27,26.8,26.3,26.3,26.1
1928,27,28.1,28.3,28.7,27.6,26.9,27,26.9,26.8,26.3,26.2,26.1
1929,27.4,28.3,28.5,28.7,27.8,26.9,26.9,26.8,26.7,26.2,26.5,26.2
1930,27.4,28.1,28.3,28.6,27.8,26.8,27,27,26.8,26.3,26.2,26.1
1931,27.7,28.5,28.7,29,27.7,27.1,26.8,27.2,27.2,26.9,26.1,26.8
1932,27.9,28.5,28.3,28.9,28,26.8,26.8,27,27.1,26.4,25.7,26.6
1933,27.9,28.6,28.2,29.2,27.8,26.8,27.1,26.6,26.7,26.1,25.4,25.7
1934,27.3,27.7,27.4,28.9,27.3,26.7,26.8,27.4,27.1,26.3,26.4,26.6
1935,26.8,27.2,28.3,28.9,27.6,26.9,27.2,26.9,26.9,26.4,26.2,26.4
1936,28.1,29,29.3,29.1,27.9,27,27,27.3,27.1,26.7,26.9,26.3
1937,28.3,28.7,28.9,29.2,27.9,27.1,27.3,27,26.5,26.2,25.7,26.4
1938,27.2,27.8,28.2,27.8,27.5,26.7,26.8,26.8,26.6,26.1,26.1,25.6
1939,27.5,27.9,27.8,28.4,27.8,26.7,27,27.2,26.4,26.4,25.9,26.8
1940,27.2,27.8,28.4,28.4,27.7,26.8,27.4,27.5,27,26.1,26.2,26.2
1941,27.6,28.5,29.2,29.2,27.8,27.5,27.1,27.3,26.8,26.5,26.1,26.5
1942,26.7,28.6,28.4,28.9,28.3,26.9,26.9,26.7,26.5,26.1,26,26.2
1943,26.9,26.9,27.1,27.8,27.3,26.5,26.9,26.7,27,25.8,25.6,25.9
1944,26.7,27.9,28.5,28.9,27.1,26.2,27.2,26.9,26.5,25.7,26.3,25.6
1945,27.3,28.4,28.5,28.1,26.9,27.2,27,26.8,26.7,25.9,25.8,26.1
1946,27.3,27.9,28.1,28.3,28,27.2,27.1,27,26.6,25.9,26.2,26.1
1947,27.5,27.8,28.6,28.6,27.3,26.6,26.6,26.4,26.3,26.2,26.4,25.9
1948,26.9,27.9,28.5,27.7,27.3,26.5,26.3,26.5,26.5,26.3,26.6,26.1
1949,26.4,27.7,27.9,28.4,27.7,26.6,26.6,26.4,26.3,26.1,25.2,25.4
1950,26.7,26.9,27.4,27.7,27.1,26.1,26.2,26.2,26.7,25.6,25.2,25.2
1951,27.3,27,28.2,29.1,28.3,27.9,27.8,27.9,27.8,26.5,26.5,26.6
1952,27.6,27.7,27.7,28.4,27.2,26.9,26.4,28.1,28.2,26.2,27.6,25.8
1953,26.7,27,27.9,29.1,27.7,27.4,27.4,27.4,27,26.7,26.3,26.6
1954,27.3,27.4,28.1,28,26.8,25.6,26,26.3,26.5,25,27.8,25.4
1955,26.8,27.8,27.5,28,27.3,26.7,26.1,26.5,26.5,25.4,26,25.5
1956,27.1,29.3,30.2,30.2,28.1,27.4,27.2,27.7,27.2,27.2,26.6,26.6
1957,28.1,29.4,28.9,29.6,28.9,28.6,27.8,28,28,27.3,27.1,26.4
1958,27.8,28.6,29.7,29.5,29,28,28,27.8,28,27.5,27,26.6
1959,26.8,28.8,29.1,28.4,28.4,27.3,28.3,27.7,28.2,27.1,26.7,26.5
1960,27.9,28.6,28.5,29.6,28.4,27.8,27.9,27.9,27.9,26.9,26.8,26.2
1961,29.3,29.3,28.3,29.3,27.6,26.8,26.4,27.1,25.7,26,26.6,27.2
1962,28.2,28.7,28,28.8,26.9,26.1,25.7,26.6,26.6,25.3,27.6,27.6
1963,28.1,28.5,28.8,28.7,27.8,27.4,27.5,27.7,26.9,26.8,27.6,27.8
1964,29.2,28.9,28.3,29.3,28.1,26.3,26.1,26.4,26.4,25.8,26.5,27.5
1965,28.4,29,27.9,29.2,27.9,28,28.3,26.9,27.1,27.1,28.3,27.9
1966,29.8,29,29.6,28.6,27.9,27.3,27.6,27.9,27.5,26.1,26.4,25.9
1967,27.8,28.1,28.2,28.8,29,26.8,27.1,27.1,26.5,26.8,26.2,26
1968,27.6,27.4,28.3,28.2,26.7,26.3,27.3,27.5,26.8,26.4,26.3,25.9
1969,25.7,26.9,29.5,28.2,28.4,27,27.6,26.3,27.2,25.9,25.9,26.5
1970,26.8,28,28.4,28.5,27.3,27,26,25.9,26.3,25.8,25,25
1971,26.8,27.6,27.9,27.8,27.2,26.6,26.6,25.8,25.4,25.9,25.6,25.8
1972,26.8,27.8,27.8,28.6,27.5,27.3,28,27.6,27.3,27,27.1,27.3
1973,28,28.8,29.2,29.1,27.8,26.8,26.7,26.1,26,25.5,26.3,25.2
1974,26.8,26.9,27.4,28.5,26.8,26.1,26.7,26.9,25.5,25.7,26.4,26
1975,27,25.5,26.3,26.4,26.4,25.8,24.9,25,25.3,25.5,25.3,24.9
1976,26.5,27.2,27.7,26.6,26.6,25.9,26.8,26.3,26.4,25.8,26.8,26.7
1977,25.2,26.6,26.9,27.4,26.8,26.3,26.5,26.1,26.3,25.8,25.4,26.9
1978,27.5,28,28.9,28.3,28,27.3,26.8,26.7,26.8,26.4,26.4,25.7
1979,26.3,28.1,29.1,28.1,27.9,27.1,27.4,26.9,26.6,26.8,25.9,26.3
1980,26.8,27.3,29.4,28.1,28.2,27.5,27.3,26.7,26.3,26.8,25.4,24.9
1981,25.6,27.4,29,28.8,27.6,26.7,27.1,26.7,27.2,26.5,25.7,25.4
1982,26.1,27.5,28.7,28,27.2,27.2,27.9,29,27.6,27,26.6,26.7
1983,27.7,28.3,29.4,29.3,29.5,28,28.2,28,27.2,26.7,26,25.5
1984,25.7,27.3,28.8,28,27.8,27.3,26.4,26.8,26.5,26.7,25.4,25.7
1985,25.8,27.7,28.9,28.6,27.8,27.4,26.8,26.6,26.9,26.2,26.1,25.7
1986,26.1,28.8,28.1,28.7,27.9,27.5,28.3,28.1,27.5,26.6,26.7,26.5
1987,27.4,28.5,29.1,29.8,28.5,27.9,27.7,28,28,27.7,27.7,27
1988,27.3,28.5,29.1,29,28.3,27,27.4,26.7,27.2,26.8,26,25.7
1989,27.1,27.4,27.8,28.7,27.9,27,27.5,27.1,26.9,26.8,25.9,25.4
1990,27.7,27.8,28.7,29,28.6,28,27.3,27.8,27.7,26.7,26.7,26.5
1991,27.3,28.2,30.2,28.7,29.3,27.8,29.3,28.8,28.9,28,26.7,26.3
1992,27,28.2,30.3,29.8,29.9,28.9,28.5,27.6,27.9,28,25.2,25.7
1993,26,27.4,29.5,28.9,28.9,28.8,29.1,28.8,27.9,28.3,26.4,27
1994,26.8,27.6,29.9,28.8,29.2,28.7,29.1,28.7,29,28.1,25.7,26.8
1995,27.6,28.5,29.8,28.2,28.7,28.2,28.5,27.8,28.3,27.4,25.6,25.3
1996,26.5,27.8,29.5,27.8,27.6,27.2,27.7,27.6,27.2,26.5,25,26.3
1997,25.8,28,29.1,28.6,29,27.9,29,29.3,28,27.9,26.3,26.7
1998,27.3,28.3,30.5,30.2,30.3,28.7,27.6,27.8,27.4,27.1,26.3,25.3
1999,26.4,27.5,28.6,28.1,27.7,27.1,27.4,27,26.5,26.3,25.8,26
2000,26.3,27.4,28.6,28.5,28,27.4,27.7,27.9,27.1,27.4,27.1,26.7
2001,27.6,28.9,28.9,29.7,29,28.3,28.2,28.6,27.6,27.8,27.2,27.4
2002,28.6,29.6,30,30.1,28.6,28.3,28.7,27,27.9,27.5,27.5,27.5
2003,28.7,29.9,29.6,30,28.7,27.6,28.2,28.1,28,27.5,27.3,26.7
2004,28.3,29.6,29.9,30.4,28.8,28.8,27.9,27.9,27.3,27.1,26.9,27.1
2005,27.9,28.8,29.5,29.9,28.5,27.6,28,27.8,27.8,26.3,26.5,26.5
2006,28.2,28.6,29.1,29.4,28.5,27.9,28,28.3,28,27.8,26.5,27.1
2007,28.5,29.3,29.4,29.5,28,27.7,27.8,27.2,27.3,26.4,26.5,26.5
2008,28.1,28.6,29,29.1,28.1,27.7,27.3,27.2,27.6,26.8,26.6,26.8
2009,28.2,28.9,28.8,30.1,28.4,27.9,28.6,28.2,28.6,27.5,27.1,27.6
