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