1901,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1902,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1903,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1904,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1905,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1906,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1907,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1908,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1909,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1910,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1911,28.3,28.5,28.2,26.3,24.7,24.3,23.8,24.9,26.8,28.1,27.4,27.2
1912,28.2,28.6,28.2,26.3,24.7,24.2,23.8,24.8,26.8,28.2,27.5,27.3
1913,28.1,28.5,28.2,26.3,24.8,24.2,24.1,25,27,28.3,27.5,27.5
1914,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.6
1915,28.3,28.7,28.3,26.5,24.9,24.2,24,24.9,27,28.3,27.5,27.4
1916,28.2,28.8,28.2,26.3,24.9,24.3,24,25,27,28.3,27.6,27.5
1917,28.3,28.8,28.3,26.3,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1918,28.2,28.8,28.3,26.3,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1919,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1920,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1921,28.3,28.7,28.3,26.4,24.9,24.3,24.1,25,27.1,28.4,27.7,27.7
1922,28.5,28.9,28.4,26.5,25,24.4,24.1,25,27.1,28.4,27.7,27.7
1923,28.3,29.5,28.3,26.9,24.9,24.8,24.1,25.7,27.7,29,28.3,28.1
1924,28.4,29.3,28.6,26.5,25,23.9,24.7,24.6,27.2,28.6,27.8,27.7
1925,28.4,28.7,28.3,26.4,25,24.5,24.4,25.3,27.1,28.3,27.5,27.5
1926,29.1,28.8,28.2,26.2,25.1,24.5,23.9,25.3,26.9,28.5,27.9,27.8
1927,28.8,29.6,28.7,26.6,25.4,24.4,24.8,25.4,27.9,28.5,28.8,28.2
1928,29.2,29.1,28.9,27,25.2,24.3,24.2,24.8,27.3,28.6,28.2,27.9
1929,29,29.6,29,27.1,25.7,24.7,24,25.5,27.4,28.3,27.5,28.5
1930,28.4,28.8,28,26.3,24.8,24.3,23.9,25.2,27.3,28.8,28.4,27.5
1931,28.3,28.7,28.3,26.4,25.1,24.4,24.2,25.1,27.1,28.4,27.5,27.6
1932,28.3,28.9,28.3,26.4,24.9,24.3,24.1,25,27,28.3,27.5,27.5
1933,27.9,28.7,28.2,26.4,25,24.4,24,24.9,26.8,28.7,28.3,27.7
1934,28,28.3,28.2,26.5,25.6,24.2,23.6,25.1,27.1,28.2,28,27.5
1935,29.1,28.5,28.7,26.5,25.1,23.5,23.9,24.6,26.8,28.9,28.4,27.6
1936,27.8,28.6,28.3,26.5,25.6,23.7,23.8,24.8,26.8,29.2,29,27.8
1937,28.6,29.2,28.3,26.9,25.4,24.7,24.2,25.2,27.6,28.8,28.4,28.3
1938,28.6,29.4,28.3,26.5,24.6,24.8,24.9,25.8,27.8,28.8,28.1,27.6
1939,28.7,29,28,26.6,25.7,24.2,23.9,25.3,27.2,28.8,28,28
1940,28.6,29.3,28,25.8,25.6,25.1,23.7,25.5,28,28.8,28.3,28.5
1941,28.7,30.3,28.9,27.7,25.9,24.3,24.6,25.4,28.3,29.6,27.7,27.6
1942,29.3,29.6,29,26.4,26.1,24.3,23.5,25.1,28,28.2,27.1,27.6
1943,29.5,28.6,28.4,27.1,25.1,24.4,23.8,24.8,26.9,28.5,29.2,28.5
1944,28.3,29,28.7,27.5,25.7,25.5,24.4,25.1,26.8,28.7,28.8,28.1
1945,29.4,29.4,30.1,27.5,25.3,23.9,23.8,24.5,26.8,28.7,28,27.5
1946,28.6,29.2,29.3,26.6,25.1,24.5,23.6,24.3,26.6,28.6,27.9,28.2
1947,28.5,28.5,28.3,26.1,24.1,24.6,24,24.4,28,28.1,28,27.4
1948,27.8,28.4,28,26.4,25.3,25,24.5,25.5,27.1,28,28.2,27.3
1949,28.5,28.4,28.5,27,25.2,23.5,23.8,24.9,27,28.8,28.8,27.1
1950,27.8,28.2,28.4,26.3,23.9,24.1,23.2,24.2,26.5,27.4,28.1,27.8
1951,29.2,29.4,28.7,26.1,24.9,24.6,24.5,24.7,28.1,28.7,28.1,27.9
1952,29.1,29.6,29.3,27.2,25.8,24.4,24.2,25.2,28,28.6,27.8,28.4
1953,29.4,29.1,29,27.2,25.3,25.4,24.3,25.5,27.6,28.8,28.3,28.2
1954,29.4,29.6,29.5,26.7,25.4,24.1,24.2,25.1,27.3,28.5,27.4,27.7
1955,28.9,28.9,28.3,26.5,24.8,24.7,24.9,25.7,27.1,28.7,27.7,27.8
1956,27.8,28.5,28.7,26.4,25,24.7,23.7,25.6,26.8,28.3,27.2,27.5
1957,28.1,27.4,27.8,26.1,24.4,24.5,23.4,25,27.5,28.8,27.7,27.2
1958,28.7,27.7,28,26.9,24.7,24.4,23.3,24.8,27.4,28.3,28,27.1
1959,28.9,28.5,28,26.4,25.6,24.4,23.7,24.9,26.6,27.6,27.2,26.6
1960,28.5,28.3,27,25.6,24.8,24.8,23.3,25,26.2,27.6,28.2,28.4
1961,30.2,29.2,29.2,27,26.8,26.3,25,25.1,26.4,27.4,25.3,27
1962,26.8,28.6,28.5,27.7,24.5,25,24.1,25.3,26.9,28.1,27.8,27.1
1963,27.1,28.1,27.4,25.6,24.2,23.5,24.4,24.5,26.5,29.4,26.9,26.3
1964,28.2,29.4,28.5,26,24.6,24.6,22.9,24.4,25.7,27.4,28.4,27
1965,28,29,29.1,26.4,25,24.8,23.8,24.6,26.9,27.3,27.3,28
1966,29,28.6,27.2,25.5,25.6,24.1,24.3,25.5,27.3,28.2,27.3,28.3
1967,29.7,29.6,29.5,26.3,24.4,23.5,23.5,24.1,26,27.2,26.6,27.3
1968,28.3,27.5,25.2,24.9,24,23.6,22.5,23.7,26.5,27.9,25.8,27.6
1969,28.6,26.8,27.2,28,25.2,24.5,24.2,25.2,28.1,29.4,27.8,28.4
1970,27.3,28.3,27.5,25.4,24.5,24,23.2,24.1,26.5,28.3,28.1,27.2
1971,28,28.4,28.6,25.7,24.1,23,23,24.8,26,27.8,28.6,27.1
1972,27.7,27.1,28.4,27.7,25.1,24,23.1,25.4,27.4,28,26.5,27.1
1973,27.6,28.9,29.8,27.5,24.9,23.7,24.5,25.2,27.4,28.9,28.3,27.6
1974,29.1,28.8,27.4,25.4,24.3,23.6,23.1,25.2,25.2,28.6,27.9,28.1
1975,28.8,29.9,28.8,26.9,24.9,23.9,24.6,23.8,26.1,27.5,27.5,28
1976,28.9,28.8,29.3,26.8,24.9,24.6,24.8,25.6,26.9,28.9,28.8,28.5
1977,28.2,28.9,28.6,26,25.6,24.6,24.2,25.3,27.4,29.2,25.8,27.4
1978,27.5,28.7,26.2,26.2,24.5,24.1,24.3,25.8,28.5,28.3,27.6,26.8
1979,27.3,27.3,27.1,26.5,24.7,23.4,23.7,25.9,26.9,26.8,28.1,29
1980,28.6,28.4,28.8,27.2,24.9,23.7,23.5,24.6,27.3,29,27.3,27.2
1981,29.3,29.9,28.6,25.8,24.1,24.4,23.1,25.2,27.2,28,28.5,27.9
1982,29.9,30.3,29.9,26.6,24.8,24.6,24.6,25.3,27.5,27.2,26.9,27.6
1983,29.6,29.8,29.1,27.5,25.5,24.8,24.7,25.6,26.9,29.1,29.8,26.1
1984,26.3,29.1,29.3,25.2,25.5,24.5,23,24.3,28,27.7,26.2,27
1985,29.4,27,28.3,25.7,24.4,23.8,23.9,24.8,27.4,27.7,27,27.9
1986,28.1,30.1,27.9,26.2,24.4,23.4,23.7,25.9,27,28.7,27.4,26.9
1987,28.4,29.4,29.7,28.3,25.7,24.4,25.1,25.7,28.6,30,29,30.4
1988,29.2,30.5,29,26.4,25.2,25.9,24.7,25.2,27.2,28.9,27.6,27.6
1989,26.8,28,28.5,25.6,24.5,24,24,24.6,26.8,28.1,27.8,26.6
1990,27.8,28.5,26.8,26.2,25.3,24.6,24.7,24.5,26.6,28.4,26.6,27.4
1991,28.8,29.5,29.2,27.3,25.6,25.6,24.6,25.3,27.8,28.9,28.5,27.9
1992,29.4,30,29.1,26.2,24.7,23.7,23.2,24.1,26.5,28.5,27.3,27.4
1993,27.4,27.3,27.6,26.9,25.7,25,24,25.5,27.1,28.8,29,28.1
1994,26.7,28.8,26.6,26.3,25.2,24.7,24.1,25.4,27.5,28.6,27,27.5
1995,28.7,29.2,28.8,27.6,25.1,24.9,23.8,25.5,27,29.1,29.1,28.6
1996,29.3,30.8,29.5,26.6,25.3,25.5,24.7,26.3,28.3,28.8,27.9,28
1997,29.6,29.6,27.5,26.9,25.7,24.9,24.8,25.5,28.6,28.7,28.6,29.1
1998,29.8,30.5,29,25.7,24.7,24.9,25,24.3,26.9,29.8,29.3,28.5
1999,29.9,29.3,28.9,28,25.4,26.7,24.9,26.7,29.1,28.9,28.2,27.7
2000,28.2,29.2,29.4,28.9,27.5,25,25.9,27.3,27.5,28.8,28.9,27.2
2001,28.3,30.5,29.9,26.3,24.9,24.6,24.1,26.2,27.7,29.3,27.6,28.1
2002,28.8,29.6,29.9,27.8,26.3,25.4,25.2,26,28.9,30.1,28.1,28.9
2003,29.1,29.4,29.7,27.7,25.5,25.4,24.6,25.7,27.5,29.8,29.4,30.2
2004,30.8,30.9,29.4,26.5,26,25,25.3,26.4,27.6,28.3,27.7,27.5
2005,28.2,30.5,29.6,27.6,25.4,25.4,24.3,25.1,28,28.8,29.5,29.7
2006,30.3,30.6,29.2,26.9,26.4,24.1,25.4,26.1,27.4,30,29,27.5
2007,29.4,30.8,29.9,27.6,26.1,23.8,23.8,25.4,28.8,28.8,28.2,28.7
2008,29.9,31.4,28.2,27.2,25.9,24,24.9,26.9,27.5,28.4,27.4,27.6
2009,29,31,29.4,27.4,25.5,25.2,24.8,26.9,28.3,30.1,28.1,29.9
