1901,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1902,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1903,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1904,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1905,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1906,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1907,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1908,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1909,28,28.4,28.2,27.4,26.8,26.1,26.2,27,27.6,28.1,28.2,27.8
1910,28.1,28.5,28.1,27.1,26.8,26.2,26.3,27,27.8,28.1,28.3,27.9
1911,28,28.6,28.4,27.5,26.8,26.1,26.2,27.1,27.8,28.3,28.5,28
1912,28,28.4,28.7,27.8,26.9,26.5,26.2,27.2,27.5,28.4,28.6,27.8
1913,28.1,28.9,28.4,27.6,26.8,26.3,26.3,26.9,27.7,28.2,28.5,28.1
1914,28.7,28.7,28.5,27.6,27,26.2,26.7,27.1,28,28.3,28.5,28.2
1915,28.4,28.7,28.7,27.7,27.8,26.5,26.7,27.7,27.8,28.9,28.2,28.1
1916,28.2,28.5,28.3,27.8,27.1,26,26.5,27,27.9,27.9,28.1,27.4
1917,27.6,27.8,27.9,27,26.3,25.6,26.2,26.5,27.2,27.7,27.9,27.2
1918,27.4,28,28,27.1,26.3,25.8,26.1,26.9,27.6,28.4,28.3,27.9
1919,28.1,28.6,28.4,27.3,26.8,26.4,26.3,26.8,27.4,28,28.3,27.7
1920,28,28.4,28.3,27.4,26.7,26,26.1,26.8,27.6,28.4,28.2,27.6
1921,27.9,28.1,27.5,26.8,26.2,25.7,25.5,26.5,27.3,27.7,27.8,27.7
1922,27.8,28,27.7,27,26.2,25.7,25.9,26.6,27.3,28,27.9,27.1
1923,27,28,27.6,26.7,26.1,25.9,25.4,26.7,27.4,28.2,28.3,27.3
1924,28.8,28.7,28.6,27.6,26.5,25.4,25.9,26.5,26.7,27.2,27.8,27.1
1925,27.1,27.4,27.3,27.1,26.8,25.9,26.1,26.7,27.3,28.6,28.3,28.2
1926,28.4,28.9,28.8,27.7,26.7,26.2,26.1,27,27.5,27.5,28.1,27
1927,27.2,27.5,27.5,26.7,26.1,25.5,25.2,26.2,26.9,27.1,27.9,27.8
1928,27.7,27.9,27.6,27,26.3,25.9,25.6,26.3,26.9,27.6,27.8,27.1
1929,27.7,28.1,27.3,26.7,26.1,25.8,25.3,26.6,27.3,27.9,27.9,27
1930,27.4,27.9,28.2,27,26.5,25.9,25.6,26.6,27,27.6,28.3,27.7
1931,28.6,28.8,28.6,27.8,26.9,26.2,25.8,26.9,27.5,28,27.9,27.3
1932,27.6,28.4,27.6,27,26.4,25.8,26.1,26.9,27.4,27.8,28.5,27.5
1933,27.6,27.6,27.5,27,26.5,25.4,25.8,26.9,27.5,27,27.1,26.7
1934,27.2,26.9,27,26.7,26.5,26.1,25.9,26.7,27.2,26.9,27.8,27.4
1935,28,27.8,27.8,26.9,25.9,25.5,26.2,26.5,27.1,28.3,28,27.9
1936,27.2,28.1,27.6,26.5,26.8,26,26.1,26.8,27.4,27.8,28.5,27.7
1937,27.4,27.9,28,26.9,26.5,26,26.3,27,27.7,28,28.7,28.4
1938,28.3,28.6,27.4,26.3,25.9,25.4,26.6,26.3,27.4,28.3,28.1,27.8
1939,27,27.4,27,25.9,26.4,25.9,26.3,26.6,27,28.4,28.9,28.6
1940,28,28.6,28.3,27.1,26.9,26.3,26.7,26.3,27.5,28.3,28.8,26.8
1941,27.5,28.6,28.7,27.7,27,25.7,26.5,27.1,27.3,28.6,29,28.3
1942,28.3,28,28.5,27.4,26.3,25.5,25.8,26.8,27.4,28.2,28.5,27.6
1943,27.7,27.3,27,26.4,26.2,25.7,26.3,26.1,27,28.4,28.5,27.7
1944,27.4,27.3,27.2,26.7,26.4,25.8,26.5,26.7,27.1,28.3,28.6,28
1945,27.7,27.8,27.9,27,26.1,25.5,26.3,27,27.5,28.1,28.1,27.9
1946,27.4,27.6,27.7,26.7,26.4,25.9,26.1,26.3,27,28.2,28.3,28.2
1947,27.7,28.4,28.6,27.1,26.4,26.1,26.3,26.3,27,28.1,28.1,28
1948,27.7,27.8,27.6,26.7,26.4,25.5,26.2,26.5,27.4,28.5,28.5,28.2
1949,27.2,27.1,27.8,26.6,26.1,25.6,25.8,26.3,26.9,27.9,27.9,28
1950,27.2,27.7,27.4,26.9,26.3,25.7,26,26.2,27.4,27.7,28.5,27.6
1951,27.3,27.4,27.4,26.8,26.5,25.7,26.2,26.9,27.6,28.4,28.5,28.1
1952,27.8,28.2,28.7,27.2,26.6,26,26.2,26.6,27,28.3,28.7,28.1
1953,27.7,27.5,27.6,27,26.7,26.3,26.2,27.1,27.9,29,28.7,28.2
1954,27.6,28.5,27.9,27.3,26.8,26,26.2,26.6,27.2,28,28.1,27.5
1955,27.8,28.1,27.3,26.7,26.6,26.1,25.7,26.5,27.2,28.5,28,27.8
1956,27.4,27.2,27.5,26.8,26.1,25.9,26.2,26,27.1,27.8,28.1,28
1957,27.4,28.4,28.2,27.5,26.9,26,26.1,26.8,27.9,28.4,28.3,28.2
1958,28.8,28.7,28.3,27.4,27.1,26.6,26.5,27.1,28.5,28.4,27.8,28.4
1959,28.6,28.2,28.1,27.4,26.5,25.9,26.6,26.9,27,27.3,28.1,28
1960,28.1,27.9,28.2,26.8,26.3,25.9,25.9,27.1,27,28.5,28.3,28.6
1961,28.5,28.6,28.5,27.7,27.6,26.2,26.3,26.8,27.5,28.3,28.4,27.2
1962,27.7,28,28,27.5,26.5,25.7,25.9,27,27.6,28.5,28.6,28.4
1963,27.7,27.5,28.3,26.7,26.6,25.9,26.8,27.4,27.8,29.1,28.3,28.3
1964,29.4,29.5,28.8,27.5,27.6,26.3,26.4,27.4,27.8,27.5,27.6,27.3
1965,28.2,28.3,28.3,28,27.1,26.2,26.6,26.7,28.1,28.9,27.9,27.8
1966,28.9,28.8,27.9,27.9,27.5,26.4,26.1,26.7,27.3,28.9,28.1,27.3
1967,27.1,28.2,27.7,26.6,26.7,25.9,26.8,26.6,27.2,27.7,28.6,27.7
1968,27.7,28.5,27.8,26.9,25.8,25.9,26.4,26.7,26.7,28,28.1,28
1969,27.5,27.7,28.4,27.5,27.4,26.3,26.3,26.6,27.8,28.1,28.7,27.5
1970,28,27.8,28.1,27.2,27.1,26.1,26.2,26.7,26.8,28.8,28.3,27.6
1971,27.3,26.9,27.1,26.4,25.9,25.5,26.6,27.3,27.7,27.9,27.7,28.1
1972,26.9,27.6,27.6,26.9,26.4,25.9,27.6,26.9,27.5,28.6,29.4,29.7
1973,29.3,28.6,28.6,27.5,27,26.6,26.3,26.9,27,29.7,28,27
1974,27.3,27.8,27.8,27.5,27.3,26.3,26.4,27,27.2,26.8,27.6,26.8
1975,27.5,27.5,28,27.1,26.7,26.5,25.9,26.7,27.3,27.8,27.9,27.8
1976,27.1,27.6,26.8,26.6,26.6,25.6,26.3,27.6,27.8,28.5,27.3,27.3
1977,28.9,28.8,28.1,27.6,26.2,25.6,26.6,27.4,27.6,27.8,28.2,27.5
1978,28.3,29.4,28.6,27.2,26.9,25.7,26.4,26.1,27.7,27.5,28.3,29.7
1979,28.7,29.1,27.8,27,27.2,25.9,26.2,27.4,28.6,27.8,28.6,27.5
1980,28.8,29.8,28.6,27.8,26.9,26.3,25.9,26.4,27.6,27.1,27.6,27.6
1981,27.9,27.8,28.5,27.2,26.7,26.1,25.4,26.3,27.2,28.1,27.8,27.3
1982,28.1,28.5,28.5,27.1,26.2,26.6,25.5,27,28,27.8,28.7,27.3
1983,29,29.5,29.3,27.7,28,26.8,25.2,27.4,28.4,27.6,27.9,26.5
1984,27.7,27.1,28.7,28.1,28,25.9,25.9,26.8,27,28.3,28.3,28
1985,30.3,28.3,28.4,28.4,26.9,25.4,25.6,26.5,27.2,27.8,27.3,27.1
1986,26.9,30.8,29,26.6,26.6,26,24.9,27.5,27.8,27.7,27.6,27.4
1987,28.6,28.3,29.1,27.9,26.5,26.2,28.1,27,28.3,29.8,29.3,30.2
1988,29.6,28.8,29.5,28.4,28.1,26.2,26.1,27.9,28.1,28.6,28.3,28
1989,27.5,27.2,27.7,28,26.4,25.8,24.7,27.5,28.2,28.6,27.7,27.1
1990,27.8,28.2,28.6,27.3,27.3,26.6,25.4,27.5,28.2,27.8,27.9,27.5
1991,28.2,28.8,28.6,27.7,27.6,26.8,25.7,25.9,27.2,27.4,27.9,27.5
1992,28.1,29,28.7,27.7,26.7,26.6,24.6,26.3,27.5,27.8,27.4,27.7
1993,28.2,29,27.6,27.2,26.4,26.3,25.6,27.6,27,28.8,27.8,27.2
1994,28.3,28.1,28.2,26.8,26.7,25.6,25.6,27.1,27.3,27.6,27.3,26.5
1995,29.1,29.5,28.6,28.4,27.7,26.8,26.4,27.2,27.8,28.3,28.2,28.2
1996,28.6,30,28.7,28.1,27.5,25.8,27.8,26.1,26.6,28.1,28.5,29.2
1997,28.1,27.6,28,28,26.9,26.9,27.8,27.7,27.8,29.2,28.3,27.6
1998,28.3,29.1,29.1,28.1,27.2,26.5,26.9,28.4,28.3,28.4,28.3,27.8
1999,29.3,27.8,27.9,26.2,27,26.9,26.6,26.7,27.6,28.3,28.5,28
2000,28.1,28.3,27.9,27.7,28,26.9,26.5,28,28.3,28.5,28.9,27.9
2001,28.5,28,28.8,27.9,27.4,26.5,27.3,28.1,28.7,29.2,29.4,28
2002,29.3,29.8,28.9,28.1,27.2,26.2,27.4,27.4,28.5,29,28.1,28
2003,30.3,30.1,29.5,28.5,27.8,27.2,26.8,27.9,28.3,28.9,29.1,28.2
2004,29.8,29.3,29.3,28.5,27.1,26.9,26.3,27.3,28.2,29.6,29.1,28.3
2005,29.7,29.1,29.7,27.8,27.5,26.9,26.9,27.8,28.5,29.4,29.4,28.2
2006,28.6,28.7,28.6,28.2,26.6,26.9,26.1,27.8,28.6,29.5,28.8,28.7
2007,29.2,30.2,28.9,28.1,27.9,26.7,27.4,27.6,28.2,28.7,28.9,28.2
2008,28.1,28.3,28.4,28.1,26.6,26.7,26.9,27.7,28.2,28.4,28.3,27.2
2009,27.9,28.2,28.1,28,26.3,26.5,26.7,27.7,28.3,29.7,29.4,28.1
