1901,26.9,27.3,27.5,28.2,28.6,28.6,28.7,29,28.9,28.2,27.8,27.6
1902,26.9,27.3,27.3,28,28.3,28.5,28.8,29,28.8,28.1,27.7,27.6
1903,27.1,27.1,27.3,28.1,28.6,28.9,28.8,28.9,28.8,28.2,27.8,27.5
1904,26.9,26.9,27.3,27.8,28.4,28.6,28.6,28.7,28.7,28,27.9,27.6
1905,26.9,27,27.3,28.1,28.3,28.7,28.7,29,28.8,28.1,28,27.6
1906,26.8,27,27.4,28,28.4,28.5,28.7,29,28.8,28.2,27.9,27.3
1907,26.6,26.7,27.1,27.9,28.2,28.6,28.8,28.9,28.8,28.1,27.8,27.6
1908,26.9,27,27.3,28,28.4,28.7,28.9,29.1,28.9,28.2,27.8,27.6
1909,26.8,26.9,27.5,27.9,28.4,28.5,28.8,28.8,28.9,28.2,27.6,27.3
1910,26.7,26.8,27.2,27.8,28.2,28.6,28.7,28.9,29.1,28,27.9,27.7
1911,26.7,26.8,27.1,27.9,28.2,28.7,28.7,29,28.9,28.2,28,27.6
1912,27,27.2,27.5,27.9,28.4,28.6,28.9,29,28.9,28.1,27.9,27.6
1913,26.8,26.8,27.1,27.7,28.6,28.3,28.6,28.7,28.7,28.4,27.7,27.3
1914,26.8,26.9,27.3,27.8,28.2,28.4,28.6,28.8,28.8,28.1,27.9,27.8
1915,26.9,26.9,27.5,27.9,29.5,29.7,30,30.4,29.7,29.6,28.6,28.2
1916,27.2,27,27.2,28.8,29.2,29.3,29.3,28.9,29.4,28.2,27.7,27.1
1917,26.3,25.9,27.2,28.1,28.4,28.2,28.9,28.9,28.9,28.4,27.6,27.4
1918,26.5,26.7,26.3,27.6,27.2,27.8,29,29.5,29,28.7,27.7,27.6
1919,26.8,27,27.3,27.9,28.5,28.6,28.6,28.9,28.7,28,27.6,27.5
1920,26.8,27,27.4,28,28.5,28.5,28.6,28.8,28.7,28,27.7,27.5
1921,26.8,26.8,26.4,27.5,27.8,28.4,28.8,28.5,28.9,27.4,27.5,27.3
1922,26.5,26.4,26.5,28,27.8,27.8,28.2,28.7,28.7,27.7,27.1,27
1923,25.9,26,26.9,27.9,28.2,28.4,28.6,28.6,29.2,27.9,28,27.7
1924,27.1,27.3,28.5,28.9,28.7,28.1,28.2,29.6,28.5,27.9,27.7,27.2
1925,26.3,26.4,26.5,28,28.5,28.7,28.3,28.8,28.6,28.5,27.9,28
1926,27.1,27.8,28,29.4,29.4,29,28.8,29,28.7,28.5,28,27.5
1927,26.5,26.6,27.2,27.4,27.7,28.2,27.8,28.9,28.3,28.2,28,27.1
1928,26.6,27.1,27.3,28.2,28.4,28.4,28.8,28.7,28.8,28.3,27.7,27.4
1929,26.8,27.3,27.7,27.8,28.1,28.5,28.7,28.8,28.9,28.4,28,27.5
1930,26.5,26.7,27.5,28,28.3,28.3,28.6,28.8,28.7,27.9,28.1,27.9
1931,27.2,27.3,28.2,28.6,29.1,29,28.7,29.1,28.8,28.4,27.9,27.6
1932,26.8,26.9,27.3,28.6,28.3,28.6,28.5,29.1,29,27.9,27.9,27.6
1933,27.8,27.1,27.8,28.7,29.8,29.7,30.5,30.3,29.8,29.5,28.8,28.4
1934,27.4,26.5,27,29.5,30.5,29,30.1,30.6,30.7,30,29,28.9
1935,27.5,27.7,28,28.4,29,30.1,30,29.6,30.1,29.5,28.6,28.3
1936,27.4,26.6,27.9,28.7,29.7,29.4,30.2,30.8,30.2,29.6,29.5,28
1937,27,27.2,28.4,29,28.7,28.8,29,29.3,29.2,28.6,28.4,28.3
1938,27.6,27.4,27.4,27.8,28.8,29.6,29.5,29.2,29.8,29,27.9,27.8
1939,27.3,26.8,26.9,28.4,29.1,29.3,29.2,30.3,30.4,29,28.3,28.7
1940,27.9,28.7,28.4,29.5,30.1,29.8,30.3,30.7,30,29.1,28.5,28.9
1941,28.3,28.5,29.1,29.6,29.8,29.7,29.8,30,30.1,30.3,29.8,29.6
1942,28.7,25.1,28.3,29.7,28.9,29.6,29.8,30.1,29.5,28.9,28.4,28.8
1943,28.1,27.5,27.9,28.7,28.5,29.2,29.6,30.1,30.2,29.3,28.9,28.3
1944,27.6,27.3,27.5,28.5,28.5,28.7,29.9,30,29.3,28.7,28.1,28.3
1945,26.9,26.8,27.3,28.1,27,28.7,29.1,29.3,29.6,29,29,28.3
1946,27,26.8,27.2,27.9,28.7,28.8,29.2,29.2,29.7,29.1,28.3,28.6
1947,27.4,27.8,27.9,28.4,29.2,29.8,29.4,30.1,30.6,29.9,29.5,28.6
1948,27,27,27.5,27.6,28.6,28.6,28.3,28.7,29.2,28.7,28.3,28
1949,26.4,26.6,27.2,27.9,28.4,28,27.9,28.6,28.7,28.2,27.9,27.3
1950,26.2,26.2,26.5,27.4,27.7,28,27.9,28.3,28.7,28,27.7,27.7
1951,26.7,26.4,26.8,28.8,28.8,29.2,29.3,29.3,29.6,29.6,28.9,28.4
1952,27,27.4,27.7,28.7,29.5,29.6,29.2,29.6,29.9,29.6,28.9,27.8
1953,27.1,26.6,27.1,28.7,28.9,29.6,29.6,30,29.6,29.2,28.8,27.9
1954,26.6,27,27.7,28,29,29,28.6,29.3,29.4,27.8,27.7,27
1955,26.5,26.6,26.2,27.4,27.7,27.7,27.8,27.8,28,26.6,26.7,26.5
1956,25.2,26.3,27.1,28.4,28.8,28.7,28.5,28.9,29.1,28.2,27.9,27
1957,26.1,26.4,27.1,27.5,28.1,29.2,28.9,29.7,29.8,29.1,28.8,28.4
1958,27.9,27.9,28.8,29.1,29.6,29.5,29.3,29.4,30.5,29.8,29.1,28.6
1959,27.4,27.1,27.5,28.7,28.7,29.1,29.4,29.3,29.9,29.2,28.4,29.1
1960,27.6,27.6,27.3,28.3,29.3,29,29.2,29,29,28.6,28.4,27.1
1961,27.1,27,27.3,28.2,28.9,29,28.6,29.5,29.4,29,27.9,28.3
1962,27.6,27.2,27.4,28.3,28.8,28.7,29.7,29.3,29.9,29.4,28.6,28.7
1963,27.4,27.9,27.4,28.4,28.4,29.6,29.3,29.9,30,29.7,28.6,28.9
1964,27.3,27.6,27.5,28.1,28.7,28.5,28.6,29.1,29.1,28.6,28.5,26.8
1965,26.4,26.7,27.6,28,28.1,28.4,29.2,29.5,29.6,29.5,28.7,29
1966,28.2,27.5,27.8,28.4,28.8,28.7,29.3,29.6,29.7,28.6,27.8,27.6
1967,27.2,27.2,27,27.7,28.6,28.9,28.6,29.3,29.4,29.1,28.6,28.1
1968,26.8,27.1,27.4,28,28.7,28.8,29.1,29.4,29.3,29.1,29.1,28.7
1969,27.3,27.7,29,29.4,30.2,30.1,29.9,29,29.8,28.4,27.9,29.1
1970,27.2,27.1,27.8,28.6,28.9,29.2,28.8,28.8,28.5,27.9,27.1,27
1971,26.4,26.8,27.1,28.1,27.8,28.6,28.5,28.5,28.5,27.8,27.8,26.8
1972,26.5,26.9,27.4,27.6,28.2,29.3,29.4,29.6,29.8,28.4,28.8,28.7
1973,28.1,27.9,28.5,28.7,29,28.8,29,29.1,28.3,28.1,27.1,26.6
1974,26.1,26.6,26.9,27.6,27.4,28.5,28.8,28.8,27.8,28.4,27.2,28
1975,26.5,26.6,27.4,27.8,28.2,28.6,28.3,28.9,28.4,27.7,27,25.5
1976,26,25.7,26.5,27.7,28.4,28.4,28.5,28.9,29.3,27.9,28.3,27.8
1977,27.1,27.3,27.4,28.3,28.4,28.8,29.3,29.5,30.6,29.1,28.3,28
1978,27,27.9,28,28.2,28.9,28.8,28.7,29.2,29.2,28.6,28.7,27.9
1979,26.8,27.7,27.9,28,28.4,28.3,28.8,29.1,28.3,28.3,27.7,27.3
1980,27,27.3,27.8,28.7,29.8,29.1,29.2,29.1,29.2,28.3,27.7,27.7
1981,27.5,27.6,28.1,27.5,27.6,27.6,28.5,28.4,28.1,27.8,27.9,27.6
1982,26.8,27.2,27.4,28.1,28,29,28.9,29.6,29.1,27.9,28.2,27.8
1983,27.7,27.8,28.9,28.7,28.9,29.5,29.5,29.6,29.8,28.8,29,28.4
1984,27.4,27.9,27.8,28.7,28.9,29.4,28.7,29.1,28.6,28.2,27.5,27.2
1985,26.5,27.1,27.3,28,28.4,28.6,28.8,28.8,28.6,28.2,27.2,26.5
1986,26.6,26.4,27.5,27.9,28.4,28.8,29.4,29.4,28.7,27.6,27.5,27.6
1987,27,27.8,28.3,29.6,28.4,29.4,29.8,28.7,28.7,27.3,27.8,27.6
1988,26.4,26.9,27.2,28.3,28.9,28.7,28.5,27.5,28,27.6,27.4,26.5
1989,25.9,26,28,29.7,28.8,28.8,29.3,29.6,28.9,29.1,28.8,27.9
1990,27.5,26.5,27.4,28.1,28.4,29.5,29.1,30.6,29.5,28.4,28.3,27.6
1991,27,27.9,28,28.5,29,29.6,30.2,30,29.8,28.8,27.9,27.1
1992,27.2,27.3,28.2,28.3,28.7,29,28.5,29.2,28.6,28.2,27.4,27.1
1993,27,27,27.6,28.3,28.1,29.3,29.5,29.4,28.6,29.5,28.5,27.5
1994,27.3,27.6,28.6,29.2,28.6,29,29,29.8,29.9,29,28.5,28.1
1995,27.9,27.6,27.1,29.2,29.4,29.6,29.4,28.6,29.7,28.4,28.6,28.4
1996,27.5,28.2,28.8,29.3,29.5,29.5,29.3,29.4,29.5,28.8,27,27.9
1997,27.7,28.1,27.4,28.8,30,30.2,29.5,30.9,30.7,30.3,29.8,29.4
1998,28.8,28.4,28.8,29.6,29.9,29.4,30.1,29.6,29.6,28.8,28,27.9
1999,27,27,28,28.4,28.9,29.1,29.2,29,28.4,27.8,27.6,26.7
2000,26,26.5,26.9,28.2,28.6,29,28.8,29.6,28.7,28.9,27.8,27.7
2001,26.9,27.4,26.9,28.4,29.1,29,29.5,30.5,29.9,29.1,28,28.7
2002,27.9,27.5,27.9,28.4,29.1,29.1,29.7,30.3,29.9,29,29.3,28.6
2003,27.9,28.1,28,29,29.6,28.9,29.5,30.2,29.5,28.8,28.5,28.1
2004,27.2,27.7,28.2,29,28.9,29.4,29.4,29.9,28.8,28.5,27.4,27.5
2005,27.1,26.7,28.8,29.3,29,29.3,30,29.6,30.1,28.4,27.5,27.3
2006,26.9,27.1,27.6,28.1,28.5,29.2,29.5,29.8,29.9,29,28.6,28.4
2007,27.5,27.4,28.1,28.7,29,29.6,29.9,28.8,28.7,28.1,28.9,28.4
2008,27.3,27.1,27.8,28.8,28.8,29.4,29.3,29.5,29.7,28.5,28.1,27.2
2009,27.2,26.7,27,28.8,29,29.5,29.6,30.1,30.4,29.7,29.4,29.2
