1901,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1902,28.5,29.4,29.8,28.7,27.1,25.6,25.5,26,26.6,27.3,27.6,27.6
1903,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1904,28.5,29.4,29.8,28.6,27.1,25.7,25.4,25.9,26.5,27.2,27.6,27.6
1905,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1906,28.5,29.4,29.8,28.7,27.1,25.6,25.5,26,26.6,27.3,27.6,27.5
1907,28.4,29.3,29.7,28.6,27,25.7,25.5,26,26.6,27.3,27.6,27.6
1908,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1909,28.5,29.4,29.8,28.6,27.1,25.6,25.5,25.9,26.6,27.3,27.5,27.5
1910,28.5,29.4,29.8,28.7,27.1,25.6,25.5,26,26.6,27.3,27.5,27.5
1911,28.4,29.4,29.8,28.7,27.1,25.7,25.4,26,26.6,27.3,27.6,27.6
1912,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1913,28.5,29.4,29.7,28.7,27.1,25.7,25.4,26,26.6,27.3,27.6,27.6
1914,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1915,28.5,29.4,29.8,28.7,28,26.3,26.2,26.9,27,28.2,27.9,28.1
1916,28.7,29.4,29.8,29.3,27.6,25.9,25.9,26,27,27.2,27.5,27.3
1917,28,28.7,29.3,28.4,27,25.7,25.7,25.6,26.4,27.2,27.6,27.4
1918,28.1,29.1,29.2,28.3,26.7,25.5,25.4,26.2,26.9,27.5,27.6,27.4
1919,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1920,28.5,29.4,29.8,28.7,27.1,25.7,25.5,26,26.6,27.3,27.6,27.6
1921,28.6,29.3,29.3,27.9,26.8,25.1,24.8,25.6,26.5,26.6,27.2,27.4
1922,28.3,29,29.2,28.2,26.4,25.1,25.2,25.6,26.4,27.3,27.2,26.6
1923,27.5,28.4,28.5,27.9,26.7,25.2,24.9,25.8,26.6,27.1,27.6,26.9
1924,28.4,29.1,29.9,28.9,27.4,25.2,25,25.4,25.6,26.3,26.9,26.8
1925,27.2,28.4,28.9,28.2,27,25.5,25.4,25.4,26.2,27.5,27.3,27.6
1926,28.4,29.5,30,28.9,27.5,26.8,25.3,25.9,26.1,26.8,27.4,26.7
1927,27.6,28.2,29.2,27.7,26.3,25,24.6,25.3,26.1,26.6,27.5,27.6
1928,28.1,28.8,29,28,26.6,25.2,24.9,25.6,26.2,26.9,27.4,26.8
1929,27.7,28.7,28.8,28,26.1,25.2,24.9,26,26.3,27.2,27.1,26.8
1930,28.3,29.3,30,28.7,27,25.6,25.4,25.8,26.5,27.2,27.8,27.8
1931,28.8,29.7,30.2,29.1,27.3,25.8,25.3,26,26.6,27.4,27.6,27.5
1932,28.5,29.4,29.6,29.1,26.9,25.6,25.3,26,26.5,27.1,27.7,27.5
1933,28.1,28.4,29.1,28.5,26.9,25.2,24.9,25.6,26.3,26.5,26.6,26.5
1934,27.4,27.9,28.5,28.1,26.9,26,25,26,26.3,26.4,27.4,27.2
1935,28.4,28.9,28.8,28.4,26.4,25.2,25.2,25.3,26.3,27,27.5,27.5
1936,27.9,28.9,29.5,28.1,27,25.4,25.2,25.9,26.4,26.8,27.6,27.4
1937,28.1,28.9,29.6,28.3,26.7,25.5,25.3,25.7,26.6,27.3,27.9,27.9
1938,29.1,29.9,28.8,27.6,26.1,25.4,26.1,25.7,26.6,27.8,27.6,27.7
1939,27.6,27.9,28.3,27.4,26.9,25.6,25.7,26.2,26.6,27.8,28.3,28.7
1940,28.8,29.7,29.9,28.9,27.9,26.2,26.1,25.5,27.2,27.7,28.5,28.3
1941,29.1,30.1,31.1,29.8,27.7,25.8,26.1,26.8,27.3,28,28.6,28.5
1942,30,30.8,31,29.2,26.6,25.7,25.6,26.5,27.5,28,28.2,28.1
1943,28.9,28.7,28.9,28,26.6,25.6,25.2,26,27.1,28,28,28.2
1944,28.7,29.1,29.3,28.5,26.4,25.7,25.8,26.6,26.9,28.1,28.3,28.2
1945,28.1,28.9,29.3,28.1,26.4,25.4,25.3,26.7,27,27.5,27.7,28
1946,28.4,29.1,29.5,27.7,26.5,26,25.3,25.6,26.8,27.6,27.8,28.4
1947,28.8,30,30.2,29.5,27.8,26.2,25.2,26.1,26.8,27.5,28.4,28.6
1948,28.5,29.2,29.4,27.9,27,25.2,25.2,25.4,26.5,27.7,28,28.1
1949,27.9,28.5,29.5,28.3,27,25.7,25.4,25.9,26.4,27.4,27.8,28
1950,27.8,28.7,29,28.3,26.4,25.1,25.2,25.4,26.5,27,27.9,27.5
1951,28.1,28.5,29.2,28.5,27.4,25.7,25.1,26.2,27.3,28,28.4,28.3
1952,29,29.8,30.7,28.3,27.2,26.1,26,26.3,27.2,28.1,28.5,28.5
1953,29.2,29.8,30.2,29.1,27.2,26.4,25.7,26.2,27.6,28.6,28.6,28.7
1954,28.9,30.2,30.4,28.9,27.4,26,25.5,26,27.3,27.5,28.3,27.7
1955,28.8,29.6,28.8,28.6,27.7,26.5,25.4,26.3,26.8,28.1,28.1,28.1
1956,28.3,28.9,29.1,28.5,27.4,25.9,25.9,25.7,26.9,27.3,28.3,28.1
1957,28.6,29.6,30.5,29.7,27.8,26.1,26.1,26.5,27.5,28.1,28.4,28.6
1958,29.9,30.7,31.7,29.8,27.6,26.1,26.2,26.6,27.7,27.8,28.3,28.9
1959,29.8,30.2,30.3,30.1,27.1,25.7,26,26.4,26.1,26.9,27.4,28.2
1960,28.9,29.4,29.9,28.2,26.1,24.7,24.4,26.4,26.5,27.7,28.1,27.7
1961,29.6,30,30.3,29.5,28.7,26.1,25.4,26.1,26.9,27.7,27.1,26.8
1962,28.3,30.1,29.5,30,26.9,25,24.6,26.4,26.7,27.7,28.1,28.5
1963,29.1,29.6,29.8,28.6,26.2,25.6,25.8,26.4,27.7,28.4,28.2,28.6
1964,30.3,31.1,31.6,29.1,28.5,25.9,25.5,26.3,26.8,26.6,27.3,27.6
1965,28.6,29,30.3,29.8,26.9,25.4,25.6,26.1,27.2,28.1,27.4,27.9
1966,29,30.3,30.2,29.7,27.8,26.2,25.3,26,26.7,27.5,27.4,27
1967,27.7,29.5,30.2,28,27.2,25,25.1,25.7,26.1,26.9,28.1,27.4
1968,28.8,30,29.7,27.5,25.7,25.3,25.2,25.7,26.6,27.2,27.8,28.1
1969,28,28.7,30.1,28.5,27.4,26.2,25.5,26,26.3,26.7,27.6,27.3
1970,27.5,28.8,29.2,28.6,27,25.4,25,25.5,26,27.3,27.7,27
1971,27.6,28.6,28.9,28.3,25.9,25.5,25.9,25.7,25.8,26.3,26.7,26.4
1972,27.2,28.4,28.7,27.4,25.9,25.6,25.6,26.2,27,27.5,27.6,28.8
1973,29.4,30.7,30.1,28,27.2,25.9,26.1,25.6,25.5,28.4,27.3,26.7
1974,27.7,29.6,29,28.1,27.9,26.7,26.5,25.9,26.6,27.2,27.4,27.3
1975,28,27.4,29.6,28.9,26.7,26.2,25.9,26.1,26.6,27.5,27.2,27.8
1976,27.6,28.5,28,27.5,27,24.7,25.6,27.5,27.1,28,26.6,27.3
1977,28.6,29.5,29.7,29.5,25.8,25.3,26,26,26.3,27.1,27.6,27.3
1978,28.2,31.4,30.5,28.3,27.5,25.2,26.4,24.7,26.6,26.6,27.9,27.9
1979,28.9,29.4,29.1,28.1,27.6,25.2,25.5,25.7,27.3,27.2,28.6,27.5
1980,28,30.2,30,29,27.1,26.6,25.4,26.1,26.7,26.6,27.1,27.6
1981,28.8,29.1,30,27.3,26.2,25.1,24.4,25.5,26,26.8,27.7,27.4
1982,29,29.1,29.3,27.5,26,25.3,25.1,26,27,27.6,28,27.8
1983,29.3,30.4,31.3,28.6,27.6,26.9,26.4,25.8,26.5,27.3,28.2,27.3
1984,28.1,29.5,31.3,30.2,28.5,25.8,25.6,26.4,27.2,27.5,27.9,27.9
1985,29.4,29.6,30.4,29.3,26.3,24.7,25.3,25.2,26.6,27.2,26.9,27.2
1986,28.6,29.4,30,28.7,27,25.8,25.5,26.5,27.1,27.2,27.7,27.8
1987,29.5,30.4,30.8,29.3,27,25.8,26.2,26.7,27.3,28.1,28.7,28.8
1988,30.2,30.6,31.9,30.6,28.8,26.2,25.4,26.4,27,27.7,27.2,27.3
1989,27.1,28.4,28.4,28.9,26.4,25.3,23.9,24.9,25.2,27.5,26.4,26.3
1990,26.8,30,30.3,28.4,26.8,25.6,25.3,25.6,27.8,26.8,27.7,27.8
1991,29.1,30.1,29.3,28.3,27.8,25.8,24.6,24.2,26,26.1,26.6,26.6
1992,28,29.8,30.6,28.8,25.9,25.8,23.9,24.6,26.2,26.4,26.8,27.3
1993,27.6,29.5,29,27.4,25.5,24.2,24.2,26,26.6,28.1,27,27.8
1994,29.5,29.7,29.4,28.2,26.7,25.7,24.3,25.1,25.8,26.1,25.8,25.5
1995,28.2,30.6,30.2,29.6,27.7,25.6,25.4,26,27.6,27.6,27.5,27.8
1996,29.1,28.9,30.7,29.8,27,25.4,25.3,26.3,26.7,27.9,27.6,27.4
1997,28.9,28,30.2,29.2,27.1,26.7,25.6,26.5,27.2,28.7,27.9,27.3
1998,28.8,28.7,27.8,29,27.1,24.5,26.3,27.1,27.2,27.6,27.6,27.4
1999,28.3,28.8,29.7,27.4,28,26.5,25.6,25.5,26.6,27.2,27.8,28.1
2000,29,29,29.3,28.9,27.5,26.3,25.9,26.9,27,27.6,28.2,27.6
2001,29.1,30.1,30.3,29.4,27.7,26.1,27,27.1,27.9,28.8,28.8,28.3
2002,29.1,31.2,30.6,29.2,28.2,26.1,27.1,26.8,27,28.3,27.1,27.9
2003,30.6,30.7,30.9,29.3,27.4,27,25.6,26.6,27.3,27.9,28.2,28.4
2004,29.9,31.3,31.3,29.5,27,25.5,25.7,26,27.1,28.2,28.2,28
2005,29.7,30.3,31.4,28.3,26.9,26.6,26.1,26.9,27.8,28.7,28.2,28
2006,28.9,29.6,29.2,29.7,26.2,25.9,25.3,26.4,27.7,27.8,27.7,28.2
2007,29.9,31.9,30.3,29.1,27.8,25.8,25.7,26.6,26.8,27.3,28.2,27.9
2008,28.7,29.1,30,29.2,27.6,26.3,25.9,26.7,26.9,27,27.1,26.4
2009,28.3,29.1,28.6,29.6,27.7,25.8,25.2,26,26.9,28.9,28.2,28.4
