1901,29.5,30.3,30.8,32,29.7,26.2,24.7,25.1,27.1,27.6,27.9,26.8
1902,28,29.1,31.5,31.7,30.3,27,25,25.8,26,27,27.7,28
1903,28.8,30.1,31.9,32,30.1,26.6,24.7,24.8,26,27,26.7,26.6
1904,27.5,28.8,31,31.7,29.3,25.2,24,24.8,26.4,27.4,27.2,27
1905,28.2,30.2,31.5,31.3,30.1,26.6,25.1,25.3,26.5,27.3,27.8,27.2
1906,29.3,30.8,31,33.1,31.3,26.6,24.7,24.8,25.5,27.2,27.9,27.4
1907,28,29.8,31.2,30.5,29.9,26,24.7,24.2,26.6,27.7,27.7,27.5
1908,28.4,29.4,30.7,32.4,29.8,26.7,24.1,24.7,26.5,27.7,27.5,27.2
1909,28.4,29.9,31.6,31.5,29.5,26.5,24.4,25.1,25.8,27.5,28.3,28.2
1910,28.5,29.7,31.7,32.2,30.7,26.4,25,24.4,25.3,27,26.5,26.1
1911,28.4,28.5,31.2,31.8,30,26.3,24.4,24.8,27,27.2,28,27.7
1912,27.8,30.8,31.9,32.4,31.2,26.3,24.5,25,26.5,27,27.2,26.8
1913,27.5,29.9,31.7,32.4,30.7,26.4,24.3,25,27.1,27,27.6,28.2
1914,27.7,30.2,31.9,31.9,30.7,27.3,24.7,24.8,26.9,27.3,27.9,28.3
1915,28.9,30.5,31.4,32,30.5,26.9,25.2,25.8,26.8,27.9,28,27
1916,27.6,30,31.7,32.5,30.1,25.6,25,24.7,26,27.2,27.4,26.8
1917,27.5,29,30.7,31.7,29.5,25.5,25.2,25,26,26.5,27.8,27.3
1918,27.7,28.5,30.3,31.5,28.8,26,25.4,25.2,26.5,28.3,28.7,27.8
1919,29.3,30.6,31.5,32.7,29.9,26.1,24.9,25,26.6,27.7,27.8,27.8
1920,27.9,30.2,31.9,31.7,30.6,26.5,24.9,25.1,26.5,27.6,27.8,27.1
1921,29.1,29.6,31.8,31.3,30.8,26.4,24.9,25.1,25.8,27.2,27.1,27
1922,28.5,29.3,31.9,32.1,29.9,26.2,24.4,25,26.4,27,27.5,26.6
1923,27.9,29.5,30.8,31.7,30.2,26.8,23.9,24.7,26.1,27.7,28.7,28.4
1924,28.8,30.6,31.6,32.9,31.1,26.2,24.4,25.1,26.4,27.7,27.9,27.6
1925,29,29.9,31.4,32.5,28.9,26.5,24.7,25,26.9,27.4,27.8,27.7
1926,29.1,30.2,32.2,32,31.2,27.1,25.6,25.4,26.5,27.7,28.2,28.4
1927,29.6,30.9,32.6,33,30.8,26.4,24.2,25.3,26.7,27.5,27.7,28.4
1928,29.3,30.3,31.6,32.5,31.4,26.9,24.8,24.8,27.1,27.5,28.1,27.7
1929,29,30.2,31.3,31.3,30.1,26.4,25.3,26,27.2,27.4,27.8,28.2
1930,28.9,29.9,31.5,32.2,29.6,26.9,25.1,25.4,26.8,27.4,27.8,28.1
1931,28.5,30.4,32,32.7,31.4,27.2,25.2,25.3,26.3,27.9,27.8,27.6
1932,27.5,29.6,31,32.2,29.8,26.5,24.6,25.5,26.4,27.6,27.7,27.4
1933,28.3,30.2,31.2,31.8,29.2,25.6,24.5,24.7,25.8,26.8,27.9,27.4
1934,28.2,29.3,31,31.8,30.4,26.4,24.9,25.1,26.9,27.8,26.6,26.9
1935,28.4,30.1,31.5,31.6,31.2,26.7,24.5,24.8,25.8,27.5,27,27.8
1936,28.8,30.3,31.3,32.1,30.4,25.5,24.6,24.9,26.6,27.5,27.9,28.1
1937,28.4,30.7,32,31,30.4,26.3,24.3,25.5,26.9,27.3,27.4,27.4
1938,28.8,30.5,32.2,32.1,30.5,25.9,24.4,24.7,26.1,26.6,27.2,27.7
1939,28,29.7,31.1,31.2,30.6,26.4,24.3,25,26.4,27.7,27.4,27.2
1940,27.1,29.7,31.2,31.4,29.7,26.4,24.7,24.8,26.8,27.7,27.6,27.6
1941,28.6,30.3,32.4,32.5,30.7,26.4,25.4,25.7,26.5,27.9,28.3,28.1
1942,28.3,30.2,31.9,31.9,30.8,26.4,24.6,24.9,26.3,27.4,27.1,28
1943,28.7,30,31.7,31,29.1,25.3,24.1,24.9,25.7,26.3,27.4,27.1
1944,28.5,29.7,30.3,31,30.4,26.3,24.4,25.6,26.4,27.3,27.8,27.7
1945,28.5,30.5,31.8,31.3,30.4,26.5,24.9,25.2,26.5,27.4,27.3,27.7
1946,27.5,29.6,31.9,31.4,29.9,26,24.7,24.9,26.2,27.5,27.6,27.8
1947,28.8,29.7,31.9,31.2,30.6,26.6,24.8,25.2,25.9,27,27.2,27.8
1948,29.1,30.5,31.7,31.7,29.9,26.5,24.9,25.2,26.5,27.2,28.3,27.6
1949,28.2,29.7,31.9,31.7,29.7,26,24.6,25.1,25.8,27.5,27,27
1950,28.1,30.1,31.5,31.7,30.6,26.1,24.2,25.1,25.9,26.8,27,27.4
1951,28.2,29.4,31.2,31.2,29.8,25.4,24.4,25.6,27,27.5,28.3,27.2
1952,28.5,30.2,31.2,32.2,30.1,26.4,25,25.1,26.6,27.1,27.5,27.6
1953,28.4,29.3,32,31.2,30.8,27,24.4,25.3,26.4,27.2,27,27.3
1954,28.6,30.2,31.2,31.8,29.9,26.1,24.2,24.6,25.9,26.5,26.5,27.4
1955,27.7,30,31.2,31.1,28.5,24.8,24.3,24.5,26.4,27.3,26.8,26.8
1956,27.6,28.9,31.7,32,29.2,24.8,23.4,24.5,25.7,26.8,27.3,27.3
1957,28.1,29.6,30.6,31.2,29.9,25.7,24.2,24.7,26.5,27.3,27.6,27.8
1958,28.6,30,31.6,31.5,29.4,26.8,24.5,24.8,26.4,27.1,28.2,27.7
1959,29,30.2,32.2,31.7,30.3,25.8,23.8,25.2,26.3,27.3,27.8,28
1960,28.7,29.7,31.6,31.5,29.5,26.4,24.6,25.2,25.7,27.4,27.4,27.8
1961,27.9,29.5,31.9,32.1,29,25.5,23.6,24.8,26.3,27.3,27.7,27.5
1962,28.1,29.3,31.1,30.9,29.4,27,24.7,24.6,26.1,26.9,27.8,27.5
1963,27.5,29.2,31.1,31.1,30.4,26.2,25.2,25.1,27,27.5,27.8,27.9
1964,28.7,30.2,31.8,32.7,31,26.9,24.9,24.7,25.8,27.6,27.1,27.5
1965,28,28.9,31,31.1,30.1,27,25.3,25,27,28.8,28.8,27.6
1966,28.6,30.5,32,32.2,30.2,26.9,24.9,25.9,26.6,27.5,27.9,27.7
1967,28.3,29.7,31.1,32.4,30.4,26.4,24.1,24.7,26.1,26.6,27.2,27.6
1968,28,29.7,30.9,31,30.4,26.3,23.9,25.3,26.3,27.5,27.8,27.7
1969,28.2,30.2,32.3,32.4,30.3,26.9,24.8,25.3,26.2,27.1,28,27.2
1970,28.4,29.5,31.4,31.6,29.1,25.8,24.6,24.3,26,26.9,26.9,27.4
1971,28.1,29.3,30.6,31.6,29.4,25.2,24.4,24.6,26,26.9,27,26.3
1972,27.8,29.5,31.6,32,29.6,27.5,25.3,25.6,27.1,27.9,28.2,28.1
1973,28.9,30.9,32.1,32.8,30.9,26.8,25,24.2,26.4,27.1,27.7,27.1
1974,28.6,30.2,32.3,32.3,29.9,26.5,24.8,24.9,26.1,27,28.1,27.8
1975,28.5,30.4,31.1,32.4,29.9,25.6,24.3,24.2,25.7,26.5,26.8,27.3
1976,27.1,29,32.5,31.2,30.3,27.3,25.2,25.1,26.9,28.2,27.4,28.1
1977,29,29.9,31.8,31.8,29,26.4,25,25.7,27.2,27.2,27.7,27.8
1978,28.7,29.4,31.5,31.9,30,25.5,24.1,24.4,26.1,27.8,28.2,27.3
1979,28.5,29.6,31.5,32.4,30.6,26.4,24.1,25.1,26.1,27.7,27.1,28
1980,28.5,30.1,31.3,31.9,31.2,26.1,25.1,25.1,27.1,27.8,28.2,28.3
1981,28.2,30.4,31.7,32.3,30.6,25.5,25.5,25.1,26.2,27.4,27.9,27.5
1982,28.1,30.2,32,32.2,30.3,26.2,25.4,25.5,27.2,28.6,27.5,27.7
1983,28.8,30.9,32.3,32.8,31.1,27.5,25.9,25,26.3,27.8,28.3,28.1
1984,27.7,29.8,30.5,31.5,31.4,26.3,24.9,25.6,26.8,27.3,28.1,28.5
1985,28.6,30.7,32.6,32.4,31,25.8,25.1,25.7,27.5,27.7,27.6,28.2
1986,27.9,29.6,31.8,33.1,31.2,26.6,25.7,25.1,26.9,28.7,28.5,28.1
1987,28.9,30.1,31.4,32.4,31.1,27.6,26.4,26.1,28.2,28.3,28.8,27.9
1988,28.8,31.4,32.3,31.5,31.2,27.5,25.6,25.3,26.8,28.6,28.3,28.9
1989,29,31.1,31.5,32.6,31.2,26.5,24.9,25.6,27,28.2,28.3,28.5
1990,28.9,30.4,31.8,32.9,29.6,26.7,25.3,25.4,27.5,28.1,28.3,28.1
1991,29.4,30.4,32.8,32.4,31.2,26.4,24.8,25,27.7,27.6,28,28.1
1992,28.3,30.8,32.4,32.6,30.6,26.6,25,25.4,27.2,28,28.3,27.9
1993,29.2,30.9,32.2,32.8,31.4,27.3,25.1,26.3,26.9,27.7,27.8,27.3
1994,29.4,30.5,32.9,32.1,31.1,26.9,24.9,25.9,27.5,27.9,27.7,27.6
1995,28.9,31.1,32.1,32.5,30,27.9,25.2,26,27.4,28.5,29.1,28.1
1996,29.5,31,32.4,32.5,31.8,27,25,25.4,26.8,28.1,28.6,28
1997,29.1,31,32.6,31.2,31.3,28,25.7,25.9,27.7,29,28.6,28.5
1998,30.4,31.8,32.9,33.1,31.9,28.1,25.6,26.1,26.9,28.1,28.7,28
1999,29.7,31.1,33.5,32.5,29,26.5,24.9,25.9,27.9,28.1,28.7,28.8
2000,29.3,30.1,32.4,32.5,30.4,26,25.2,24.7,27.1,28.1,29.3,27.8
2001,29.5,31.4,32.4,32.6,30.5,27.1,25.5,25.4,27.4,27.8,28.6,28.3
2002,29.4,30.4,32.5,32.9,31,27.1,26.1,25.9,28,28.5,28.6,28.5
2003,29.5,31.6,32.6,32.7,31.8,27.8,25.8,26.2,27.5,28.3,28.6,28.3
2004,29.4,30.8,32.9,32.8,29.3,26.6,25.3,25.7,27,27.7,28.2,28.4
2005,29.8,31.1,32.4,31.9,31,27.4,25.5,26,26.9,27.8,27.7,28.3
2006,29.4,30.2,31.8,32.6,30.2,26.8,25.7,26,27.5,28.3,28.8,28.4
2007,29.6,30.6,32.8,32.7,31.1,27.1,25.8,25.7,26.8,28,28.3,28.2
2008,29.5,30.5,30.8,31.9,30.9,26.8,25.4,25.5,27,28,28.7,28.6
2009,29,31.2,32.7,32.8,30.7,26.9,25.2,26.1,27.2,28.1,28.8,28.9
