1901,26.3,28.4,27.7,27.8,27.3,26.3,25.4,25.3,25.8,26.6,27.5,27.1
1902,27.3,28.1,28.2,28.5,27.5,26.1,25.4,25.5,25.8,26.4,27.5,27.3
1903,27.5,28.7,28.6,28.2,27.5,26.2,25.4,25.3,25.8,26.6,27.5,27.3
1904,27.5,28.6,28.5,28.2,27.5,26.3,25.4,25.2,25.8,26.6,27.5,27.3
1905,26.7,27.2,27.8,27.9,27.6,25.8,25.4,25.1,25.8,26.5,28.1,27.9
1906,26.8,28.7,28.8,29.6,27.6,26.7,25.3,25.1,26.5,27,27.9,28
1907,27.4,27.8,28.2,28,28.2,26.3,25.5,25.4,26,27.4,27.6,26.7
1908,27.3,28.2,28.3,28.5,28.2,26.7,25.7,24.9,25.9,26.5,27.1,26.9
1909,27.4,29.2,29.8,28.2,27.3,25.5,24.8,24.4,25.8,26,27.6,27.3
1910,26.8,29,28.2,28.1,27.8,27.4,25.8,25.5,26.2,26.5,27.5,27.3
1911,27.1,28.5,28.7,28.3,27.4,25.7,25.4,25.1,25.7,26.5,27.8,27
1912,27.8,28.6,28.5,28.9,27.8,26.7,25.9,25.8,26.3,26.6,27.3,27.3
1913,27.7,28.7,27.4,27.9,28,27.3,26.3,26.5,26.9,26.5,27.2,27.1
1914,28.9,28.4,28.1,28.1,28.4,27.3,26.2,25.6,26.4,27.1,28.7,27.5
1915,27.2,28.4,28.7,28,27.5,26.1,25.4,25.3,25.7,26.4,27.4,27.1
1916,27.1,28.3,28.5,28,27.3,26.1,25.4,25.1,25.5,26.3,27.1,27.3
1917,27.5,28.7,28.3,28,27.2,26.1,25.4,25.3,25.6,26.3,27,27.2
1918,27.3,28.2,28.1,28,27.3,26.3,25.4,25,25.5,26.5,27.3,27.3
1919,27.5,28.7,28.6,28.2,27.5,26.3,25.4,25.3,25.8,26.6,27.5,27.3
1920,27.5,28.7,28.6,28.2,27.5,26.3,25.4,25.3,25.8,26.6,27.5,27.3
1921,27.5,28.7,28.6,28.2,27.5,26.3,25.4,25.3,25.8,26.6,27.5,27.3
1922,27.5,28.7,28.6,28.2,27.5,26.3,25.4,25,25.5,26.4,27.3,27.2
1923,27.8,28,27.9,26.9,26.8,26.1,25.4,24.8,25.7,26.5,27,27.6
1924,26.5,28,28.3,27.7,27.3,26.2,24.9,25,25.9,26.1,26.8,27.1
1925,26.1,28,27.9,27.8,26.5,25.4,24.8,24.7,25.2,26,27,26.6
1926,27.3,29.4,28.4,27.7,27,25.6,24.8,25.8,26.6,26.9,27.3,27.7
1927,27,28.8,27.5,28,27,25.9,24.7,24.6,25.7,25.6,27.2,27.2
1928,27.3,28,27.6,26.6,26.2,26.1,25.3,24.4,25.5,26,27.2,26.9
1929,27.3,27.6,27.2,26.4,26.9,26.4,26.2,25.1,26.2,25.6,26,25.8
1930,28,29.7,28.8,28,27.1,26,25.8,25.4,26.3,25.5,28.8,28.8
1931,28,28.8,28.1,28.3,27.6,26.6,26.1,25.8,25.6,26.7,27.9,28.4
1932,27.6,29.1,29,29.1,27.6,25.9,25.3,26.3,26.2,27.4,28.8,28.8
1933,29.2,29.8,29.6,28.6,26.7,26.4,25.5,25.2,26.3,26.3,28.3,27.7
1934,27.5,28.6,28.5,28.1,27.3,25.8,25.2,25.5,26,26.7,28.3,27.8
1935,27.7,28.9,29.8,28.9,27.1,25.5,25,24.9,25.2,26,27.1,27
1936,26.9,27.8,29.2,27.3,26.4,25.7,24.8,24.7,25.2,26.2,27,26.7
1937,27.9,29,29.4,29.2,28.3,26.8,25.7,25.9,26.1,26.9,28.5,28.3
1938,28.2,30,29.1,29.1,28.5,27.4,25.9,25.5,26.3,27.6,28.6,28.6
1939,28.4,28.7,29,29,28,26.6,25.9,25.5,26,27.3,28.5,28.3
1940,27.5,28.7,28.6,28.2,27.5,26.3,25.4,25.3,25.8,26.6,27.5,27.3
1941,28.3,29.3,29.8,28.7,28.4,27.1,26,26,27,27.8,28.2,28.2
1942,27.7,29.7,29.4,28.6,27.6,26.8,25.7,25.2,26.8,26.9,27.9,27.4
1943,27.5,28.9,28.5,28.2,26.7,25.7,25.4,25.3,26,26.8,27.7,28
1944,27.2,28.6,28.8,27.9,28.6,26.6,25.8,25.6,26.6,27.4,27.6,27.9
1945,28,28.6,28.6,28.2,27.9,26.6,25.6,25.5,26.8,26.6,27.5,26.9
1946,28,29.1,29.2,28.6,27.3,25.8,25.4,25,25.8,25.7,27.5,26.9
1947,27.3,29.8,28.5,28.3,28.2,26.9,25.7,26,26.2,26.6,26.9,27.2
1948,27,28.7,28.6,27.6,26.9,25.6,25.3,25.5,26.2,26.9,27.3,27.5
1949,27.9,28.8,29.2,28.3,28,26.8,26,25.5,26.6,27.3,27.8,27.4
1950,28,28.4,28.5,28.1,27.6,26.6,25.3,25,26,26.2,27.1,27.1
1951,27.5,28.5,28.8,28.4,27.5,26.3,25.4,25.2,26.4,26.2,26.7,27.3
1952,27.4,27.8,28.1,28.4,27.2,25.7,25,24.7,25.1,25.8,26.5,27.1
1953,27.4,27.9,27.5,28.2,26.7,25.9,25,24.8,25.8,25.7,26.8,26.9
1954,26.7,28.1,27.8,27.4,26.8,25.7,24.1,24.5,25.3,25.5,26.8,27.2
1955,27.1,28.4,27.5,27.3,27.2,25.8,24.6,24.6,25.5,26,26.9,26.6
1956,26.9,28,27.3,27.6,26.9,25.6,24.2,24.3,25.9,26.2,27.1,27.2
1957,26.8,28.4,28.5,27.7,27.5,26.3,25.1,25.3,25.5,25.7,26.7,27.1
1958,28,27.8,28.4,27.7,26.6,25.7,24,24.7,25.6,26,27.1,27.3
1959,27.8,28.5,28.7,28,26.8,26,25.2,25,25.7,26.5,27.1,27.5
1960,27.4,28.4,28,27.1,26.9,26,25.3,25.3,26.1,26.1,27.2,27.4
1961,27.7,28.2,28.7,27.3,27.4,25.5,24.8,24.3,25.1,26.2,26.7,26.7
1962,27.4,28.3,28.1,27.6,26.8,25.2,25.1,24.6,25.3,26.2,26.7,27
1963,27.9,28.5,28.4,27.9,27.4,26.7,25.9,25.9,26.4,26.3,27.2,27.6
1964,27.3,28.6,28.6,27.9,26.7,25.6,24.4,24.2,25.1,25.6,26.4,26.5
1965,26.8,27.9,28.2,27.3,27.1,25.8,24.9,25.2,25.9,26.7,27.7,27.4
1966,27.5,29,28.7,28.3,27.7,26.7,26.1,25.7,25.9,26.8,27.3,27.6
1967,27.1,28.9,28.2,28.2,27.4,25.8,25,26,25.5,26.3,26.9,27.3
1968,27,28.4,28,27.5,27.1,25.9,25.5,27,25.5,26.4,27.1,27.3
1969,27.2,28.8,28.2,28.5,27.8,26.4,25.1,25.3,25.7,26.1,27.1,27.9
1970,27.7,29,28.4,28.3,27.1,26.2,25.1,24.7,25.6,26.4,26.9,26.6
1971,26.9,27.6,27.8,27.9,27.3,25.7,24.8,24.2,25,26.2,27.2,26.2
1972,27.1,28.3,28.1,27.6,27.4,26,25.4,24.7,26,26.7,27.8,27.5
1973,28.1,29.4,28.7,28.6,27.8,26.4,25.8,25.4,25.8,26.6,27.4,27.1
1974,26.8,28.3,28.2,27.9,26.9,25.5,25.2,25.2,25,26.3,27.5,26.5
1975,26.3,27.9,28.3,27.8,27,26,25,24.2,24.7,26.1,27.1,26.9
1976,26.9,27.7,28,27.6,27,25.4,24.3,24.3,25.3,25.8,26.8,27.2
1977,27.7,28.7,28.7,28.4,27.7,26.1,26,24.6,25.9,26.9,27.8,27
1978,27.7,28.9,28,27.4,26.9,25.7,24.7,24.9,25.7,26.4,27.3,27.6
1979,28.3,28.8,28.6,28.5,27.4,26,25.3,25.7,26.3,26.8,27.7,27.4
1980,28.1,28.9,28.6,28.6,27,27,25,25.4,26.1,26.7,27.4,26.4
1981,27.7,29.2,29,28.7,27.6,26.7,25.5,25.6,26.3,27.4,27.9,28.2
1982,27.9,29,28.9,28.6,27.2,26.4,24.9,25,26.2,26.6,27.2,27.6
1983,26.6,28.8,29.7,29.1,28,26.1,25.3,25.2,26.2,27.3,27.8,27.5
1984,28.3,29.2,29.1,28.2,27.8,26.9,25.8,26.3,26,26.9,27.9,27.3
1985,27.9,29,28.8,28.2,27.1,26.5,25.2,25.8,25.8,26.7,27.8,26.9
1986,27.8,28.9,28.4,28.6,28.4,26.5,24.8,24.8,25.9,26.4,27.4,27.3
1987,28.5,29.1,29.2,29.9,28.7,27.3,26.9,26.9,26.8,27.3,29,28
1988,28.3,29.8,29.4,29.1,28.7,26.9,26.1,26,26.3,27.6,28.4,27.4
1989,26.7,29.1,28.9,28.7,27.9,27.1,26.1,25.9,26.1,26.9,28.6,28.1
1990,28.2,29,29.9,28.6,28.1,27.5,25.7,25.7,26.1,27.3,28.1,28
1991,28.1,28.9,29.1,27.6,27.7,27.1,25.8,25.2,25.9,26.1,27.5,27.3
1992,26.6,28.9,28.8,28.7,27.9,26.1,25.2,25,25.6,26.8,27.2,28
1993,27.1,28.7,28.1,28.4,28,26.5,25.3,25.3,26,27.5,28,28.1
1994,27.6,29.1,28.6,28.2,27.6,26.5,25.4,25.2,25.9,26.6,28,27.4
1995,27.8,29.4,28.5,28.9,28.3,27,25.9,25.8,26,26.9,28.3,28.1
1996,28.3,29.2,29,28.6,28,26.8,25.8,25.4,25.3,26.7,28.1,27.8
1997,28,29,28.3,28.1,27.5,26.3,25.3,25.2,26.5,27.2,28.2,28.2
1998,27.7,30.1,30.1,29.8,28.7,27.5,26,25.3,26,27.1,28.6,28.3
1999,27.9,28.7,28.9,28.5,28.3,27.2,26,25.6,25.6,26.3,28.1,28.3
2000,28.2,28.6,29.3,28.5,28.6,26.7,25.5,25.4,26.3,27,28.3,28.7
2001,28.5,29.2,29.4,28.5,27.6,26.7,25.7,25.3,26.2,27.2,28.5,28.3
2002,27.9,29,29.1,28.5,28.7,26.9,25.9,25.6,25.8,26.9,28.3,27.9
2003,28.1,29.5,29.6,28.4,28.6,26.6,25.1,25.9,26.8,27.6,28.6,28.7
2004,28.9,29,29.6,28.8,27.9,26.8,25.9,25.5,26.2,27.3,28.6,29
2005,27.7,30,28.4,29.1,27.9,27,25.2,25.3,26.6,27.4,28.8,28.9
2006,27.7,29.6,29,29.3,27.6,27.4,26.1,25.9,26.4,27.5,28,28.1
2007,26.6,29.5,29.1,28.3,28.2,26.5,26.2,26.1,26.6,27,28.2,28.2
2008,26.8,28.6,28.9,28.6,27.8,26.7,26.1,26,26.6,27.2,28.3,28.4
2009,28.7,29.6,29.1,28.5,28.7,27.4,25.9,25.7,26.5,27,28.4,28.6
