1901,27.1,27.4,27.9,27.3,26.2,24.2,24,26.1,29,30.6,29.7,27.4
1902,27.1,27.4,27.6,27.8,26,24.9,24.8,26.7,29.6,30.6,29.9,28
1903,27.3,27.8,27.9,27.9,26.7,24.8,24,26.5,30.6,31.7,29.5,27.2
1904,26.8,27,27,27.5,25.7,24.9,23.9,26,28.5,31.1,29.9,26.9
1905,27.2,27.4,27.3,27.1,26.1,25.6,23.9,26.7,30,32,29.9,27.9
1906,27.8,27.2,27.6,27,26.3,24.6,24.2,26,29.2,30.9,29.1,27.5
1907,27.3,27.2,27.6,27.3,26.2,24.4,23.5,25.5,29,31.3,29.5,27.7
1908,27.1,27.4,27.7,27.7,25.5,24.6,24.1,26.6,29.5,31.8,30.2,27.7
1909,27.2,27.7,27.8,27.4,26.2,24.4,24.3,26.5,29.2,31.3,29.7,27.9
1910,27.3,27.5,27.6,27.1,25.8,24.5,24,26.2,29,30.8,29.6,27.5
1911,26.9,27.1,27.3,27,26,24,23.5,25.9,28.7,31.5,30,28.5
1912,27.8,28,27.4,27.9,27.1,24.4,23.8,25.8,29.5,31,30.9,27.3
1913,27.2,27.6,27.5,27.4,26.2,24.1,24.4,26.4,29.6,31.8,30.4,28.2
1914,27.7,27.5,28.5,27.8,26.7,25,24.1,26.6,30.1,32.1,30.6,28
1915,27.5,27.6,27.9,27.9,26.2,25,25,26.5,29.9,32.2,30.5,28.1
1916,27.5,27.9,28.4,27.8,26.2,24.8,24.3,26.1,29.8,32.1,29.9,27.9
1917,27.6,28.3,28.1,27.6,26.9,25.1,24.6,26.3,29.2,31.6,30.1,27.1
1918,26.6,27.4,27.6,26.9,25.9,24.1,24,25.2,29.3,32.4,30.3,27.9
1919,27.5,27.4,27.9,27.9,25.6,24.5,24,25.8,29.2,30.8,29.7,27.9
1920,27.8,28,27.9,27.2,26.7,24.9,24.3,26.3,30.2,32.3,30.4,28.2
1921,27.7,28.1,28.2,27.5,26.2,24.9,24.1,25.9,29.3,31.7,29.9,27.6
1922,27.8,27.6,28.4,27.8,26.7,25,24.2,27.3,30,31.5,30.5,28.1
1923,27.6,27.6,27.9,27.7,26.2,24.8,24.5,25.9,30.1,31.4,31.9,28
1924,26.7,28.2,28.9,27.7,26.7,25.1,24,26,29.2,31,29.9,27.5
1925,27.2,27.3,27.6,27.7,26.4,25.7,24.7,26.5,28.8,31,30.3,28.1
1926,28,28.6,28.3,27.7,26.7,25.2,24,26.6,29.9,31.8,30.7,27.7
1927,27.8,27.5,27.8,27.5,26.2,24.2,24.2,26.7,29.4,31.4,29.7,28.5
1928,28.1,27.6,27.9,27.3,25.6,25.1,24.2,26.1,30.2,32.4,30.9,28.3
1929,27.2,27.8,27.5,27.1,26.8,24.9,24.4,25.7,30.1,32.1,30.7,27.5
1930,27.1,28.6,27.4,27.4,25.5,24,23.6,26.1,29.8,31.5,30.8,28.1
1931,27.1,28.1,28.6,27.8,26.7,24.1,24.4,27.2,30.1,32.4,29.6,27.9
1932,27.4,27.6,28,27.5,25.4,23.9,23.5,25.2,29.6,31.5,30.6,27.8
1933,26.8,27.5,27.8,27.4,25.9,24.4,24.3,26.3,28.7,31.9,30.1,26.8
1934,26.8,26.6,26.6,26.5,26.4,24.1,24.1,26.2,28.8,30.9,29.1,27
1935,27.9,26.5,27.6,26.5,26,24.6,23.7,24.9,29.9,32.2,29.6,27.8
1936,27,27.2,27.3,25.9,25.7,24.8,24.1,25.5,28.4,31.5,30.7,27.1
1937,27.4,27.8,27.4,26.8,25.7,24.6,23.6,25.2,29.3,30.7,30.3,27.2
1938,27.8,27.8,27.3,28,26.3,24.8,25,26.9,29.7,31.4,29.7,27.2
1939,27.2,27.5,26.2,25.9,25.1,22.4,24.1,26.1,28.3,30.5,29.1,27.6
1940,26.7,27,26.6,27,25.5,24.2,23.5,26.2,29.5,30.3,29.3,28.6
1941,26.4,27.9,27,27.5,26.4,24.7,24.7,26,29.7,31.6,28.8,27.1
1942,27.6,28.2,27.5,27,26,25.4,23.3,26.7,30,30.3,27.9,27.4
1943,27,26.8,26.9,27.1,24.9,23.8,25.2,26.6,29.1,31.9,30.2,27.7
1944,27.4,27,26.3,27,24.8,25.2,24.4,27,29.7,31.8,28.7,27.6
1945,27,27.1,27.6,27.1,25.7,23.2,24.1,25.9,29.7,31.9,30,27.8
1946,27.8,28.3,27.4,27,26.1,23.5,23.9,25.7,29.2,32.9,29.1,28.1
1947,27.5,27.5,26.9,27.4,25.7,24.7,24.6,26.3,29.6,31.5,30.7,27.3
1948,27.1,27.2,27.1,26.8,25.5,24,24.1,25.5,28.5,31.5,29.8,28.7
1949,29.3,27.4,27.4,27.5,25.7,24.1,24.7,28.1,29.6,31.8,30.9,27.6
1950,26.2,26.9,27.1,27.1,24.4,23.8,24.6,25.8,29.3,29.7,29.7,27.5
1951,25.8,25.5,27.8,28.1,26.6,24.2,24.2,25.8,29.8,31.2,29,26.2
1952,27.5,26,28.1,27,25.8,24,24.3,27.2,30.4,31.7,28,28.4
1953,27.1,27.7,27,27.4,26.6,24.4,24.2,26.8,28.5,31.9,31.9,26.8
1954,26.5,27.2,27.6,27.9,27.5,23.6,24.4,26.6,29.6,32.6,28.7,27.3
1955,26.8,26.6,26.9,27,25.5,24.5,24.6,26.8,29.5,32.3,30.9,27
1956,25.6,26.1,26.9,25.7,25.2,23.6,23.2,26.6,29.1,31.6,28.3,26.4
1957,26,25.9,26.8,27,24.8,24.4,25,26.3,29.6,31.1,32.2,27.5
1958,27.3,27.3,27.3,28.5,26.8,24.6,23.6,25.9,30.2,31,30.7,27.5
1959,28,26.6,27.5,27.7,28.5,25.1,24.7,26.5,29.2,30.8,29.3,27.3
1960,27.3,26.5,26,26.6,26.4,24.7,22.8,26.9,29.2,31.7,29.1,28.7
1961,27.5,26.8,26.9,27,27.2,25,23,24.7,29.3,32,28.2,25.8
1962,26.1,26.8,26.5,26.7,24,25.4,23.5,25.9,28.9,31.1,28.7,26.4
1963,26.8,27,25.9,25.9,25,24,24.5,26.2,28.9,32,27.2,26.5
1964,26.8,27.8,28.5,28.3,25.6,24.6,22.8,25.7,28,31.3,29.1,27.6
1965,26.3,26.7,26.8,27.4,25.4,24.4,24,26,28.2,30.1,29.8,27.5
1966,28,27.5,27.4,27.3,26.5,23.8,24.7,26.9,29.7,31.3,30.4,28.3
1967,27.4,27.9,27.4,27.2,25.5,24.5,23.1,25,28.1,31.2,28.7,26.8
1968,26.9,27.2,27,27.8,26.9,24,24.8,26.6,28.9,32.3,29.1,26.4
1969,27.1,28,27.7,27.2,25.9,25.5,23.9,25.8,29.5,31.1,30.8,27.2
1970,27.5,27.9,28.1,27.8,27.4,24.9,25.3,26.7,30.2,30.6,28.9,26.6
1971,26.9,26.7,27.5,27.7,26.1,24.1,24.2,27.4,28.9,31,28.9,27.2
1972,27.3,26.9,27.4,27.3,26.6,24.4,24.2,26.6,30.4,30.8,29.2,28.4
1973,28.3,26.3,28.9,26.5,28.3,23.9,24.1,26.4,30.3,31.5,28.9,27
1974,26,27.5,26.7,26.3,24.2,24,22.7,27,28.9,31.6,29.7,27.5
1975,27.5,27.7,26.9,27.4,26.9,24,24.6,25.2,29.1,30.3,31,27.2
1976,26.6,27,26.8,26.3,24.6,23.7,23.7,25.3,29.3,31.1,31,28.5
1977,27.3,28.1,27.6,27.4,26.9,25.5,24.5,26.9,30.1,32.3,30.1,27.9
1978,27,27.5,26.4,26.9,26,23.7,23.8,28,30.9,31.7,28.5,26.7
1979,27.6,27.2,27.5,27.4,26.2,23.7,24.2,27.5,30.2,31.1,29.3,27.4
1980,28.1,28.8,27.4,27,26.5,24.2,23.4,25.8,29.9,30.4,30.7,27.5
1981,28,27.6,27.8,27.5,24.6,24.9,23.9,26.8,29.6,31,31.9,29.4
1982,27.3,28.4,28.5,27.5,24.7,25.2,23.9,26.2,29.1,29.9,28.9,29.2
1983,28.8,29.6,29.1,28.7,28.7,26.2,25.1,25.2,30.6,31.5,32.2,27.5
1984,27.3,27.5,28.3,28.1,27.6,24.7,24.6,26.6,31,32.9,29.1,27
1985,28.1,27,27.5,26.6,26.2,25,25.1,25.9,30.3,31.3,29.5,27.4
1986,27.7,27.6,27.6,27.1,25.8,23.8,24.6,27.1,28.9,30.1,29.6,28
1987,28.3,28.8,29.8,29.4,27.7,24.9,25.8,26.8,30.3,31,33.6,29.5
1988,27.5,28.5,27.9,29.2,26.3,25.7,25.4,27.2,30.1,31.1,29.6,28
1989,26.1,27.7,27.2,26.5,25.5,24.9,24.3,26.6,30.4,31.5,30.4,28.2
1990,27.7,28.2,29.4,28.3,25.5,25.8,25.9,25.9,28.6,32.7,33.1,28.8
1991,27.4,28.8,27.8,27.2,26.7,25.9,24.3,26.8,29.8,29.9,30,27.3
1992,28.8,29.6,29.5,29.4,27,25.5,24.8,26.2,32.5,31.5,29.5,28.5
1993,27.2,27.1,27.1,28,27.4,24.7,23.9,26.4,29,32.2,30.3,28.4
1994,27.2,27.2,29.1,28.5,26.6,25.5,23.6,27.9,30.1,30.6,32.7,28.5
1995,27.4,28.2,27.9,28.5,27,25.6,24.9,27.6,29.7,33.1,31.9,28.7
1996,27.8,28,27.7,27,26.1,24.6,25.9,27.7,30.8,32.4,31.8,29.2
1997,28.7,28.5,28.3,28.1,27.4,26.7,25.1,27.3,30.3,31.8,31.2,28.2
1998,28.1,28,28.9,27.2,28.5,25.4,26,27.5,29,31.7,31.9,27.6
1999,27.4,29.1,27.3,26.7,26.6,24.9,24,26.2,28.5,30.9,30.5,29.9
2000,28.2,27.7,27.8,28.2,26.9,25.5,24.3,26.5,30.2,31.3,28.8,27.2
2001,27,27.7,27.9,27.9,26.9,25.1,24.7,27.5,30.3,32.6,30.6,28.4
2002,27.3,27.3,28.5,28.1,26.9,25.1,27,27.6,29.3,32.9,30.5,28.6
2003,28.6,29,29.1,27.3,27,25,24.3,27.5,30,32.4,33.1,28.9
2004,28.4,28.3,28.4,27.6,26,24.5,24.3,27.1,30.4,32.3,29.9,28
2005,28.2,29.5,29.8,29,28.3,27.1,26.1,27.9,30.3,33.6,33.7,29.5
2006,26.9,27,27.7,27.2,26.7,24.9,24.8,27.3,29,32.2,30,27.4
2007,27,27.6,27.9,28.2,26.7,25.1,24.3,26.8,30.1,31.3,30.5,27
2008,27.3,26.9,27.3,27.3,27.2,24.4,24.7,26.6,30.1,32.1,31,27.8
2009,28.4,29.6,27.6,26.8,26.6,25.9,23.7,26.6,30.6,32.1,30.3,28.5
