1901,26.3,28.6,27.8,27.7,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1902,27.4,28.1,28.4,28.3,27.3,26.2,25.3,25.5,25.7,26.5,27.4,27.3
1903,27.5,28.9,28.9,28.1,27.2,26,25.3,25.4,25.7,26.5,27.4,27.3
1904,27.4,28.7,28.6,28,27.2,26.1,25.3,25.1,25.7,26.5,27.4,27.3
1905,26.8,27.6,28.3,28.1,27.5,25.6,25.3,25.2,25.7,26.4,28,27.9
1906,26.7,28.8,29.2,29.8,27.3,26.5,25.2,25.1,26.4,26.9,27.8,28
1907,27.2,28,28.6,28,28,26.1,25.4,25.6,25.9,27.3,27.5,26.7
1908,27,28.2,28.6,28.5,28,26.2,25.6,24.5,25.8,26.4,27,26.9
1909,27.3,29.3,30.1,28.4,27.1,25.8,24.7,24.9,25.7,25.9,27.5,27.3
1910,26.5,28.9,28.2,27.7,27.4,27.5,25.7,25.4,26.1,26.4,27.4,27.3
1911,26.9,28.6,29.1,28.3,27.3,25.8,25.3,25.2,25.7,26.5,27.7,27
1912,27.7,29.1,29.1,29.2,27.9,26.9,25.7,25.9,26.2,26.5,27.2,27.3
1913,27.5,28.7,27.6,27.8,27.6,26.9,26.2,26.4,26.8,26.5,27.4,27.3
1914,28.9,28.6,28.6,28.2,28.2,27,26.1,25.6,26.3,27,28.6,27.5
1915,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1916,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1917,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1918,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1919,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1920,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1921,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1922,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1923,27.6,28.3,28.3,27,26.7,26,24.6,24.8,25.6,26.5,27,27.6
1924,26.5,28.4,28.7,27.8,27.2,26.1,24.8,24.8,24.9,25.9,26.8,27.1
1925,26,28.3,28.4,27.9,26.4,25.4,24.8,24.7,25.2,26,27,26.7
1926,27.3,28.7,28.6,27.7,26.8,25.6,24.8,25.6,26.4,26.3,27.1,27.7
1927,26.9,28.7,27.9,27.9,26.8,26.2,24.7,24.7,25.2,25.7,27.2,27.6
1928,27,28.3,28.1,26.9,26.4,25.8,25,24.5,25.4,26,27.1,26.9
1929,27.2,27.9,27.6,26.6,26.8,26.3,25.9,24.6,25.3,25.6,26.1,25.9
1930,27.5,29.8,28.7,28.1,27.2,26,25.6,25.4,26.2,25.5,28.6,28.7
1931,27.9,29.4,28.4,29,27.4,26.1,25.9,25.4,25.3,26.7,28,28.3
1932,27.5,29.3,29.3,29,27.4,25.8,25.2,26.2,26.1,27.2,28.6,28.6
1933,28.9,29.9,29.8,28.6,26.6,26.3,25.4,25.2,26.1,26.3,28.2,27.7
1934,27.7,29,28.8,28.1,27,25.9,24.9,24.9,25.2,26.3,28.6,28.2
1935,28.2,29.8,30.3,28.8,27,25.5,25,24.9,25.1,25.9,27.1,27.1
1936,26.8,28.2,30.1,27.4,26.4,25.7,24.8,24.7,25.2,26.1,27,26.7
1937,27.4,29.1,29.6,28.6,27.9,26.8,25.7,25.1,26,27.6,28.4,28.3
1938,28.1,29.6,28.8,29,28.4,27.1,25.8,25.3,26.1,27.1,28.9,26.9
1939,28.2,29.5,29.8,27.2,27.5,26.6,25.7,25.4,25.7,26.7,27.9,28.3
1940,27.4,28.9,28.9,28.2,27.3,26.2,25.3,25.3,25.7,26.5,27.4,27.3
1941,28.8,28.8,30,29,29,27,25.8,25.6,26.3,28,28.7,28.5
1942,27.6,29.8,29.4,28.8,27.6,27.2,25.5,25.1,26.3,26.9,28.3,27.7
1943,27.3,28.9,29,28.2,26.6,25.2,25.1,25.3,25.7,26.7,28.4,28.4
1944,27.1,28.6,29.2,27.8,28.6,26.6,25.7,25.1,26.4,27,27.6,28.1
1945,28,28.4,28.6,28.1,27.7,26.7,25.6,24.9,26.3,26.4,27.5,26.7
1946,28.2,28.8,29.4,28.8,27.2,26,25.1,25,25.3,24.9,27.6,26.9
1947,27.1,30.5,28.5,28.5,28.5,27.3,25.7,25.8,25.9,26.8,27.2,27.5
1948,27,29.4,28.3,27.5,26.8,25.5,25,25.2,26,26.7,27.5,27.6
1949,27.7,28.6,29.6,28.5,28.4,26.9,25.6,25.3,26.3,27.5,28.3,27.1
1950,28,28,28.3,28.2,27.8,27.2,24.9,24.8,25.9,26.1,27.1,27.4
1951,27.3,28.2,28.3,28.4,26.9,26.9,25.4,25.5,26.3,26.6,27.6,28.7
1952,27.8,28.9,28.3,28.1,27,26.6,25.2,25.2,25.5,26.4,26.9,27.3
1953,27.4,28,27.9,28.7,26.9,25.8,25.1,24.9,25.6,26.1,27.2,27.1
1954,26.9,28,27.7,27.7,27,25.9,24.7,24.6,25.5,26,27.3,27.7
1955,26.4,28.8,27.7,27.6,26.8,25.6,24.8,25,25.4,25.9,27.2,26.8
1956,26.8,28.1,27.9,28.1,27.1,25.8,24.6,24.7,25.4,26.4,26.9,27.2
1957,26.4,28.3,28.2,28,27.2,26.1,25.5,25.6,25.7,26.1,26.8,27.6
1958,27.5,28.3,28.9,28.4,26.7,25.9,24.8,25.5,25.5,26.1,27,27.8
1959,27.1,28.4,28.3,28.4,26.8,26.1,25.5,25.7,25.4,26.4,27,27.8
1960,27.2,28.7,28.2,27.4,27.1,26.2,25.4,25.9,25.6,26.3,26.8,28
1961,27.4,28.2,29.3,28,27.2,26,24.6,24.7,25.1,26.3,27.5,27
1962,27.2,28.7,28.3,28,27,25.7,25.4,25,25.1,26.3,26.7,27.5
1963,27.3,28.4,27.9,28.1,27.5,27,25.8,26,26.5,26.6,27.4,27.8
1964,27.6,29,29,28.4,26.9,25.9,24.7,24.6,24.9,25.6,26.9,27
1965,27.2,27.8,28.6,28,27.1,25.9,25.4,25.3,25.4,26.6,27.6,27.3
1966,27.7,28.5,28.9,28.5,26.9,26.3,26.2,25.7,25.7,26.3,27.1,27.4
1967,26.9,29,28.8,28,26.4,25.9,24.9,24.8,25.1,25.9,27.3,27.8
1968,26.8,28.5,28.2,28.1,27.3,25.9,25.6,26.2,25.9,26.7,27.2,27.9
1969,27.6,29.8,28.9,29.1,28.1,27,25.2,26.1,25.6,26.4,27.1,28.3
1970,27.6,29.5,29,28.8,27.5,26.6,25,25.4,25.7,26.9,27.9,27
1971,26.7,27.8,28.2,27.7,27.1,25.9,24.9,24.5,24.9,25.8,26.8,26.4
1972,27.4,28.4,28.1,27,26.9,25.8,25.5,24.9,25.8,26.5,27.4,27.5
1973,28.1,29.7,29,28.2,27.1,26.6,25.7,25.3,25.5,26.2,26.9,27.4
1974,26.7,28,28.4,27.3,26.7,25.8,24.7,25.2,24.9,25.8,27,26.5
1975,26.9,27.9,28.2,27.7,26.9,25.9,24.8,24.2,25,25.9,26.8,26.6
1976,26.7,27.5,27.8,27.4,27,25.4,24.8,24.4,25.8,25.9,26.1,27.2
1977,27.1,28.8,29.5,28.7,27.6,26,25.4,24.8,25.5,26.4,27.3,26.9
1978,27.6,29.3,28.1,27.2,26.7,25.7,24.6,24.8,25.6,26,26.8,27.5
1979,27.8,29,29,28.4,26.8,26,25.3,25.1,25.7,26.6,27.1,27.2
1980,27.8,28.9,28.7,28.5,26.8,27,25.2,25.3,25.6,26.2,26.9,26.2
1981,26.9,29.1,29.1,28.7,27.7,26.7,24.9,25.4,25.9,26.9,27.1,27.9
1982,27.6,28.4,29.1,28.4,27.7,26,24.4,25,25.7,26.3,26.9,27.3
1983,26,30,30.6,29.6,27.7,26,24.8,25.2,26.1,27.1,27.8,27.2
1984,28.2,29,29.1,28.2,27.1,26.2,26,26,25.6,26.5,27.4,27.1
1985,28.2,29.2,29.2,28.4,27.3,26.4,25.3,25.8,26,27.1,28.1,26.7
1986,27.7,29.3,28.4,28.7,27.9,26.2,24.3,24.8,25.9,26.1,27.5,26.8
1987,28.6,29.8,29.1,29.7,28.3,27,26.1,26.6,26.9,26.8,28.6,27.9
1988,28.1,29.5,29.2,28.4,27.8,26,25.6,25.3,26,27.5,28.4,27.1
1989,26.7,28.9,28.8,28.2,27.6,26.8,25.3,26,26,26.7,28.1,27.6
1990,28,29,30.3,28,27.6,27.1,25.3,25.3,26.1,27,28.2,27.9
1991,27.8,29.2,29.1,28.1,27.3,26.8,25.5,25.4,26.1,25.9,27.6,26.8
1992,26.3,29.2,29.1,28.8,27.1,26,24.8,25.1,25.4,25.9,27.1,27.8
1993,27,28.8,28.1,28.3,27.8,26.2,24.8,25.5,25.7,27,28,27.8
1994,27.6,28.8,28.9,28.2,27.4,26.3,25.1,25.6,25.6,26.1,27.1,27
1995,27.5,28.5,28.2,28.6,27.9,26.7,25.7,25.9,26,26.4,27.1,28.1
1996,27.8,29.3,28.8,28.2,26.6,26.4,25.7,25.5,25.4,26.5,27.4,27.5
1997,27.9,28.7,28.4,27.2,26.9,26.1,24.2,25.4,26.5,27.1,28.2,28
1998,27.6,30,30.5,29.4,27.9,27.3,25.6,24.9,26.2,27.2,27.9,28.2
1999,27.7,29.5,28.5,28,27.3,26.5,25.4,25.4,25.6,26.1,27.9,28.2
2000,27.7,29,29.4,28.2,27.8,26.5,25.3,25.3,25.9,26.9,28.1,27.8
2001,27.9,29.2,29.2,28.2,27.5,26.4,25.8,24.9,25.1,26.7,28.6,28.5
2002,27.4,29.4,28.9,28.1,27.9,26.6,25.9,25.8,25.9,26.1,28.4,28
2003,27.9,30.3,29.9,28.6,28.2,26.2,25.3,25.7,26.5,27.4,28.3,28
2004,27.9,29.1,29.5,28,27.1,26.2,24.9,25.5,26.1,27,28.1,28.7
2005,27.6,30.3,29.6,29,27.7,26.2,25.1,25.4,26.5,27.2,28.2,28.5
2006,28.5,29.6,29.1,28.9,27.6,27,26.1,25.8,26.1,27.1,28,27.6
2007,27.4,29.6,29.2,28.2,27.8,26.4,25.9,26.2,26.3,26.8,28.4,28.1
2008,26.8,29.2,28.8,28.4,27.5,26.6,25.8,26,26.4,27.2,28.5,28.7
2009,28.4,29.1,29.6,28.5,28.1,26.8,25.8,25.5,26.5,27.1,28,28.7
