1901,27.5,29,30.4,30.9,31.2,30,29.2,29.8,30,29.9,28,27.6
1902,27.1,28.8,30.9,31.2,31.4,29.9,29.6,29.3,30.6,30,28.9,27.9
1903,27.9,29.7,30.7,31,31,30.3,29.6,29.9,30.5,29.7,28.1,27.2
1904,27.6,29.1,30.3,31.3,31.3,29.9,29.2,29.6,29.9,29.6,28.3,27.9
1905,27.2,29.1,30.5,31.2,31.7,30.3,29.3,29.9,30.2,30,28.6,28
1906,27.1,28.4,30.1,30.8,31.3,29.7,29.5,29.8,30.3,29.8,28.6,27.6
1907,27.9,28.8,30.5,31.2,31.3,29.8,29,29.4,29.8,29.7,28.7,27.7
1908,27.2,28.5,30.5,31.7,31.6,30,29.4,29.7,29.9,29.3,28,27.9
1909,27.5,28.9,30.8,31.4,31.8,29.8,29.6,29.8,29.9,29.6,28,27.8
1910,26.9,28.4,29.3,30.4,30.9,29.6,29.2,29.7,29.9,29.5,27.9,26.9
1911,27.5,29,30.5,31.5,30.3,29.3,29.2,29.7,30,30,28.9,28
1912,27.7,28.1,30.8,32,31.4,29.7,29.3,29.7,29.9,29.8,28,28.1
1913,28.1,29.7,30.6,30.2,30.4,29.1,29.2,29.7,29.7,29.5,28.1,27.7
1914,27.3,28.9,29.4,30.9,30.7,29.4,29.5,30,29.8,29.5,28.2,28.2
1915,27.5,28.5,29.2,30.2,31.8,30.3,29.6,30.1,30.2,30,28.6,27.9
1916,28.4,28.6,30,30.7,31.3,29.9,29.3,29.7,29.9,29.6,28.2,27.9
1917,27.9,28.8,30.8,31.2,31.4,30,29.3,29.8,30.1,29.8,28,27.3
1918,27.2,29.4,30.7,31.5,31.2,29.9,29.6,29.9,30.1,30.2,28.6,28
1919,27.1,29.1,30.5,30.8,30.9,29.5,29.3,29.8,30,29.9,29,27.9
1920,27.9,28.7,30.5,31.9,31.4,29.4,29.2,29.6,30,29.6,28.2,27.7
1921,27.5,29.1,30.8,31.4,30.5,29.8,29.1,29.8,30.1,29.7,28.8,28.2
1922,27.9,29.3,31,31.8,31.3,29.9,29.2,29.9,30,29.8,28.7,28.3
1923,27.9,29.5,31.1,31.8,31.5,30.1,29.1,29.8,30.3,29.7,28,28.2
1924,28.2,28.6,30.3,31.8,31.7,29.9,29.5,30,30.1,29.8,28.3,28.5
1925,28.6,29.4,30.6,31.2,31.3,30.1,29.3,30.2,30.4,30.1,29,28.3
1926,27.8,28.9,30.5,31.9,31.2,29.9,29.2,29.7,30.2,29.8,28.4,28.2
1927,27.1,29.4,30.1,31.2,31.6,30.2,29.5,29.9,30,29.5,28.1,27.6
1928,26.9,29.1,30.4,31.1,30.8,29.9,29.3,29.6,30,29.5,28.1,27.4
1929,27.9,29.5,30.8,31.5,31.4,29.6,28.8,29.4,29.8,29.2,28.7,27.7
1930,27.9,28.9,30.3,31,31.3,29.5,29.1,29.9,29.9,29.6,27.9,27.3
1931,27.7,29,30.2,31.2,31.2,29.9,29.1,30.1,30.3,30.1,28,28.7
1932,28.5,29.8,30.4,31.2,31.3,29.7,29.2,29.7,30.4,29.8,27.6,28.2
1933,28.5,29.7,30.5,32.1,31.7,29.9,29.6,29.7,29.9,29.9,27.7,27.7
1934,28.1,28.6,29.5,31.9,31.4,29.6,29.5,30.5,30.6,30.2,28.8,28.4
1935,27.3,28.3,30.5,31.7,31.5,30.1,29.6,29.8,30.4,30,28.3,27.8
1936,28.8,29.7,31.3,31.7,31.5,30,29.6,30.5,30.4,30.5,29.2,28
1937,29.1,29.8,31.1,31.9,31.4,30,29.5,29.8,29.7,29.4,27.6,27.9
1938,27.6,28.7,30.1,30.1,30.9,29.5,28.9,29.5,29.7,29.3,28.1,26.9
1939,28,29,29.5,30.7,31.1,29.5,29.2,30.1,29.5,29.8,27.8,28.6
1940,27.3,28.3,30.5,30.9,31.1,29.7,29.9,30.5,30.2,29.3,28.3,27.7
1941,27.8,28.9,30.6,31.6,31.2,30.4,29.3,30.1,29.8,29.5,27.9,28.1
1942,27,29.2,30.5,31.4,31.8,29.7,29.2,29.5,29.6,29.4,28.1,27.8
1943,27.4,27.5,29.2,29.9,30.6,29.4,29,29.2,30,28.8,27.5,27.1
1944,26.9,28.9,30.2,31.2,30.8,29.1,29.1,29.4,29.3,28.3,28.4,26.4
1945,28.4,30.3,31.9,31.9,31.2,29.8,30.1,29.6,29.6,30.1,28,28.7
1946,29.3,30.4,30.4,31.2,31.5,30,29.3,30.2,30.5,29.9,29.7,27.7
1947,28.8,28.5,30.9,32.4,31.1,30,29.7,30,30.6,30.9,30.4,28.7
1948,28.5,29.5,30.3,30.8,30.9,29.7,29.3,30.1,30.3,30.1,29,27.6
1949,28.3,27.3,31.1,31.9,30.8,30.4,29.9,30.1,30.1,30,27,26.8
1950,27.4,28.2,28.7,30,30.6,29.1,28.8,28.8,29.4,30.2,28.3,27
1951,27.9,28,30.4,31.9,31.6,30.8,30.1,30.8,31.1,29.2,28.5,28.3
1952,28.2,28.7,29.7,31.1,30.8,29.9,28.4,31,31.6,29.3,30,27.2
1953,27.3,27.9,30.2,31.4,30.9,30,29.2,29.9,30.4,29.9,28.4,29.1
1954,28.1,28.8,30,30.6,30.1,28.8,28.8,29.4,29.5,28.1,30.7,29.2
1955,27.3,28.5,29.7,30.6,31,29.8,28,29.4,29.3,28.7,28.4,28.7
1956,27.6,28.5,30.4,31.5,30.5,28.7,28.5,29.4,30.4,29.6,28,28
1957,28,29.2,31.1,30.7,31.1,30.1,29.3,29.8,30,29.6,29.3,27.9
1958,27.7,29.3,32,32.6,31.9,30.7,30.1,30.2,29.8,30.1,29.3,28.3
1959,27.7,29.6,30.6,31.5,30.7,30.3,30,30.9,30.4,30.1,28.6,28.3
1960,28.1,30.2,31.1,31,31.6,29.6,28.7,29.2,29.7,29.7,28.9,28
1961,28.1,29.3,30.8,32,32,29.9,29.4,30.8,30.5,30.1,29.5,27.9
1962,28.1,29.5,31.5,31.4,31,30,29.9,30.5,30.7,30.3,28.7,27.5
1963,28.2,29.7,31,31.6,31.4,30.7,29.5,31,30.7,30.1,29,27.8
1964,28.1,30.2,30.9,32.5,32.4,30,29.5,30.7,30.6,29.3,28.4,27.4
1965,28,29.5,31.3,31.9,31.5,30.5,30.1,30.1,30.8,30.2,29.6,28.6
1966,28,29.4,30.7,32.2,31.9,29.7,29.8,30.2,30.3,30.5,27.5,27.1
1967,27,28.5,29.7,30.2,31,29.3,29.2,29.5,29.7,29.2,28.4,28
1968,27.5,27.9,28.9,30.5,30.3,29.2,29.1,29.6,29.5,28.9,28,27.6
1969,27,28.8,30.6,31.5,31.1,29.8,28.7,29.1,29.2,29.3,28.2,27.6
1970,27.6,28.5,29.9,30.9,29.9,29.6,28.5,28.5,28.8,29.9,27.2,27.6
1971,27.6,28.3,29.6,29.4,30.4,29.2,28.4,28.8,29.2,29.3,27.9,27.4
1972,27.3,28.3,29.6,30.8,30.9,29.8,29.4,28.9,29.9,29.5,29.1,27.8
1973,27.7,28.8,31.4,31.5,30.8,29.5,29,29.4,29.7,29.1,28.6,26.7
1974,27.2,27.4,29.2,30.1,30,29.4,29,29.3,29,28.2,27.9,28
1975,27.5,28.4,30.7,32,32.2,31.5,29.8,29.6,29.2,29,27.8,27.6
1976,26.7,28.1,30.4,31.1,31.4,29.3,29.5,30.1,30.9,30.6,28.3,28.6
1977,27.6,29.2,30.8,30.6,31.2,29.6,30.1,30.6,31,30.9,29,28.8
1978,27.5,28.9,30.7,31.7,31.7,30.6,28.7,30.1,30.1,29.9,29.2,28.5
1979,28,29,30.6,30.3,31.9,30.4,30.2,29.8,30.5,30,28.8,28
1980,28.5,29.8,31.5,31.9,32.4,30.2,30.2,30.8,30.4,29.9,28.4,27.7
1981,27.6,29.4,31.8,31.7,32.2,30,29.6,30,30.4,30.1,28.6,28.1
1982,28.8,29.8,31.3,31.7,31.4,30.1,29,30.3,30.3,29.7,28.7,27.8
1983,28.3,29.8,31.5,32.2,33.2,30.8,29.4,30.2,30.3,29.5,29.3,28.4
1984,27.4,28.9,30.4,31.8,31.4,30,28.5,29,29.2,29.8,27.7,27.8
1985,27.7,28.6,30.4,30.6,31,30,29.9,29.8,30.3,29.5,29,27.8
1986,27,29.2,29.2,30.9,30.9,29.9,29.2,30,29.5,29.5,29.1,27.7
1987,27.4,29.7,31.2,31.1,31.6,30.3,29,30,30.7,29.3,29.3,29.1
1988,28.3,29.6,30.8,31.5,31.7,30,29.4,29.5,29.3,29.3,28.7,28
1989,28.2,28.8,29.4,31.2,31.1,30,29.5,30,29.8,29.6,29,28.5
1990,28.3,29.4,30.3,31.3,31.1,29.8,29.4,30.1,29.8,29.9,27.6,28.3
1991,28.4,29,30.2,31.6,31.8,30.1,30.2,30.4,30.5,30.2,28.1,27.4
1992,27.7,28.8,30.7,31.2,30.9,30.9,29.8,30.1,29.5,29.9,29.2,29.1
1993,28.1,30,31.7,31.5,30.8,30.4,29.4,29.8,29.6,30,28.4,27.7
1994,27.3,28.9,30.6,31,31.1,30.2,29.5,29.8,29.8,29.9,28.6,27.8
1995,28.4,29.7,31.1,32.3,32.4,31.2,29.5,30,30.2,29.9,29.2,28.1
1996,27.4,28.9,30.4,30.5,30.6,29.8,29.5,29.4,30.6,29.9,28,28.2
1997,28,29,31.1,31.6,31.9,30.3,29.7,30.5,30.1,30.3,29.1,28.7
1998,28.5,29.8,31.3,31.5,32,30.6,29.7,31.1,31.2,30.2,28.9,28.1
1999,27.8,29.3,30.6,31.5,31.5,29.9,29.3,30,29.9,29.4,27.9,27.3
2000,27.6,29.1,30.4,31.4,31.3,29.5,30,30,30.3,29.7,29.4,28.1
2001,27.9,29.8,30.5,31.5,31,30.7,30.1,30.6,30.3,30.7,29.1,28.9
2002,28.8,29.4,30.9,32.1,31.8,30.8,30.3,30.3,30.6,30.6,29.4,28.7
2003,27.7,30.3,31.7,31.8,32.3,31.2,29.9,30.7,31.2,30.7,29,27.9
2004,28.3,29.8,30.9,31.5,31.3,30.4,30,31,31.2,30.5,29.2,28.2
2005,28.3,29.5,31.5,32.1,32.3,30.7,30.4,30.9,31.3,30.1,28.8,28.6
2006,28.1,29.1,31,31.7,31.4,30.3,29.9,30.7,31.2,30.8,28.7,28.3
2007,28.5,29.9,30.9,31.9,31.7,30.6,30.4,30.4,30.4,30.1,28.6,28.5
2008,28.4,29.9,30.8,31.9,32.1,30,29.8,30.3,31.1,29.5,29.1,28.3
2009,28.1,29.1,30.7,31.7,32.2,30.4,30.4,30.4,31.2,30.8,29,29.8
