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