1901,28.7,29,28.3,29.4,29.1,30.1,30.3,31,31.7,32.1,31,29
1902,27.9,28.7,28.9,29.4,29.6,29.8,29.7,30.7,31.8,32.1,30.6,29.7
1903,29,29.1,29.5,29.2,29.1,29.4,30,31.4,31.8,32.2,31.3,29.4
1904,28,28.1,28,28.6,28.3,29.1,29.4,31,31.4,31.6,30.5,29.2
1905,28.4,28.3,29.3,28.7,29,29.3,29.1,30.1,31.3,30.9,30.2,28.1
1906,27.7,28.3,28.2,28.1,28.5,28.7,29.1,29.7,30.5,30.7,30,28.9
1907,27.8,27.8,27.8,29.6,28.5,28.6,29.1,30.3,30.6,31.1,30.5,28.5
1908,27.9,28.3,28.4,28.4,28.4,29,29.2,30.1,31.2,30.9,29.8,28.6
1909,28.4,28.1,28.6,28.5,28.5,28.9,29.4,30.3,31.5,31.6,30.8,29
1910,28,28.6,28.5,28.7,28.7,28.6,29.3,30.2,31,31.2,29.9,28.6
1911,27.5,28.2,28.6,28.8,29,29.1,28.9,30.2,31,31,30.3,28.9
1912,28.5,29.2,29.4,29.6,29,28.9,29.6,30.5,31.4,31.4,30.5,29
1913,28,28.8,28.4,29.2,28.9,29,29,30.2,31.2,31.2,30.7,29
1914,28.7,28.4,29,29.1,28.9,29.9,29.5,30.6,31.1,31.7,30.4,29.1
1915,28.9,29.1,29.5,29.7,29.5,29.7,30.1,31,31.7,31.9,31,29.6
1916,28.8,29,29.4,29.6,29.4,29.6,30.1,31,31.7,31.9,31,29.6
1917,28.7,28.9,29.2,29.4,29.4,29.8,30.2,30.8,31.6,31.8,31,29.5
1918,28.6,28.9,29.4,29.5,29.5,29.8,30.1,31,31.8,31.9,31,29.5
1919,28.8,29.1,29.5,29.6,29.4,29.8,30.1,30.9,31.6,31.9,31,29.6
1920,28.8,29,29.4,29.6,29.4,29.7,30.1,30.9,31.7,32,31,29.5
1921,28.8,29,29.4,29.4,29.4,29.5,29.8,30.9,31.6,31.8,30.9,29.6
1922,28.7,28.8,29.2,29.4,29.1,29.5,29.9,30.8,31.6,31.8,30.9,29.2
1923,28.4,28.7,28.9,29.3,29.3,29.5,29.9,30.9,31.6,31.9,31,29.4
1924,28.8,29,29.4,29.7,29.4,29.5,30,30.8,31.4,31.5,30.8,29.3
1925,28.4,28.7,29.1,29.5,29.4,29.7,30.1,30.8,31.5,32,31,29.7
1926,28.8,29.1,29.5,29.6,29.4,29.9,30,31,31.5,31.7,30.9,29.3
1927,28.5,28.6,29.1,29.2,29.1,29.4,29.8,30.6,31.4,31.6,30.9,29.5
1928,28.6,28.7,29.1,29.3,29.2,29.6,29.8,30.8,31.5,31.7,30.9,29.3
1929,28.5,28.7,29,29.2,29,29.6,29.9,30.9,31.5,31.8,30.8,29.2
1930,28.7,28.9,29.4,29.5,29.4,29.7,30,30.9,31.6,31.8,31,29.5
1931,28.9,29,29.4,29.5,29.4,29.7,30,30.9,31.6,31.9,30.9,29.5
1932,28.7,28.9,29.3,29.6,29.3,29.6,30.1,30.9,31.6,31.9,31.1,29.5
1933,28.7,28.7,29.1,29.4,29.3,29.5,29.8,30.7,31.5,31.6,30.6,29.2
1934,28.3,28.5,29,29.3,29.2,29.7,30,30.9,31.5,31.5,30.9,29.4
1935,28.7,28.8,29,29.4,29.2,29.6,30,30.8,31.6,31.9,30.9,29.5
1936,28.5,28.9,29.4,29.4,29.4,29.7,30.1,30.9,31.6,31.7,31,29.5
1937,28.7,28.9,29.3,29.4,29.3,29.7,30,30.9,31.6,31.8,31.1,29.6
1938,28.6,28.9,29.1,29.3,29,29.6,30,30.9,31.6,31.9,30.8,29.4
1939,28.5,28.6,29.1,29.2,29.3,29.7,30.1,31.1,31.7,31.8,31.2,29.7
1940,28.9,29.1,29.4,29.6,29.5,29.8,30.4,30.9,32,32.1,31,29.7
1941,28.9,29.1,29.9,29.9,29.8,29.8,30.5,31.3,31.8,32,31.1,29.6
1942,29,29.4,29.6,29.7,29.4,29.8,30.3,31.4,32.1,32.6,31.3,30
1943,29,28.9,29.1,29.4,29.5,29.8,30.1,31.1,31.9,32.2,31.2,29.9
1944,28.9,28.8,29.2,29.4,29.4,30,30.4,31.4,32.3,32.3,31.3,29.7
1945,28.9,29,29.4,29.6,29.4,30.1,30.2,31.4,31.9,31.9,31.1,29.9
1946,28.9,28.8,29.3,29.4,29.5,29.8,30.2,30.9,31.7,31.9,31.1,29.7
1947,28.8,29.2,29.7,30.1,29.4,30.1,30.3,31.2,31.8,32.1,31.2,29.9
1948,28.8,28.9,29.3,29.5,29.3,29.6,30.1,30.9,31.7,32,31,29.6
1949,28.5,28.7,29.2,29.2,29.2,29.6,30.1,30.8,31.7,31.9,30.8,29.7
1950,28.6,28.7,29.1,29.6,29.2,29.7,30.2,31.1,31.8,31.7,31.2,29.3
1951,27.9,28.2,28.9,28.9,28.9,29.2,29.5,30.8,31.8,32,31.2,29.8
1952,28.8,29.1,29.4,29.6,29.1,29.2,29.4,30.3,31.4,32,30.9,29.5
1953,28.2,28.3,28.7,29,28.9,29.3,29.7,30.7,31.5,31.8,31,29.3
1954,28.5,28.3,28.8,28.7,28.9,29.3,29.6,30,31.2,31.3,30.5,29
1955,28.3,28.4,28.5,28.8,28.8,29.1,29.4,30.3,31.3,31.6,30.3,28.6
1956,28.2,28.2,28.4,28.7,28.6,28.8,29.1,30.1,30.9,31.2,30.3,29
1957,28.3,28.4,28.5,28.8,29.2,29.3,29.7,30.7,31.8,32.2,31.1,29.5
1958,29.6,29.2,29.6,29,29.5,29.8,29.9,30.6,31.3,31.3,30.2,29.3
1959,28.6,28.2,28.9,29,29,29,29.5,30.3,30.9,31,30,29.3
1960,28.4,28.5,28.7,28.7,28.5,28.7,29.2,30.3,31.1,31.1,30.4,29
1961,29.4,28.8,29.7,29.8,30.3,29.3,30.3,31.2,32.1,32.2,31.1,29.8
1962,28.9,28.9,29.8,29.5,30.1,29.5,30.5,31.2,32,32.5,31.7,30.2
1963,28.9,28.6,29.3,29.5,29.8,29.7,30.8,31.2,32.3,32.6,31.8,30.4
1964,29.4,29.6,30,30.3,30.1,29.8,30.8,30.9,32.4,32.3,31.2,29.9
1965,28.9,28.8,29.5,29.5,29.8,29.6,30.3,30.9,32.3,32.7,31.4,30.1
1966,29.7,29.1,29.6,29.8,29.9,30.1,30.6,31.2,32.2,32.7,31.7,30.3
1967,29.3,29.2,29.4,29.6,29.3,29.5,30.5,30.9,32,32.2,31.6,29.9
1968,29.1,29,29.1,30,29.7,29.7,30.5,31.1,32.2,32.4,31.2,30.2
1969,29.3,29.8,30.4,30.4,30.5,30.6,30.9,31.4,32.5,32.7,31.9,30.8
1970,29.6,29.6,29.8,29.7,30.3,30,30.9,31,32.2,32.6,31.5,30
1971,28,27.9,28.4,28.5,28.5,28.7,29.4,30.1,31,30.7,30.1,28.4
1972,28.2,28.1,28.9,28.6,28.8,29.2,29.9,30.5,31.4,31.4,30.7,29.3
1973,29,29,29.1,29.3,29,29,29.7,30.3,30.8,31.3,30.3,28.4
1974,27.7,28.2,28.2,28.8,29.2,29.1,29.2,30.2,30.8,31.1,30.2,28.6
1975,28.2,28.3,28.8,29.1,29.1,29.2,29.1,30.1,30.4,31.1,30.3,28.9
1976,27.8,27.8,28.1,28.6,28.5,28.9,29.6,30.4,31.4,31.7,30.8,29.2
1977,28.8,28.7,29.3,29.2,28.5,29.1,29.6,30.7,31.3,31.5,30.8,29.1
1978,28.2,29.2,29,29.5,29.4,29.3,30,30.2,30.9,31.4,30.8,28.9
1979,28.6,29.1,28.8,29.3,29.4,29.5,29.8,31,31.5,32,31.1,29.6
1980,29,29,29.1,29.4,29.3,30.1,30,31,31.5,31.5,30.5,29.3
1981,28.7,29.2,30.1,30.2,28.9,30.2,29.3,31.4,31.5,31.5,31.2,29.7
1982,28.7,29.3,29.5,29.7,28.9,30.2,30,31.4,31.6,31.7,30.8,29.6
1983,29,29.1,29.7,29.6,30,30.5,30.6,31.2,31.9,31.9,31.3,29.3
1984,28,29.4,29.5,29.7,28.4,29.8,29.6,31,31,31,30.4,29.3
1985,28.7,28.8,29.4,29.6,29.5,29.5,29.7,30.6,31.6,31.6,30.9,29.4
1986,28.9,29.4,29.7,30.3,29.6,29.8,30,31.5,32.1,31.7,30.7,29.7
1987,29.5,30.1,30.3,30.4,29.6,30.9,30.4,32.1,32.1,32.5,31.6,30.4
1988,29.1,29.4,29.6,30.3,29.6,29.8,29.8,31.1,31.5,31.9,30.9,29.2
1989,28.3,29,29,29.8,29.1,29.8,30,31.8,31.9,31.6,30.9,29.7
1990,28.5,29.4,29.8,29.5,29.5,30.2,30.3,31.4,32.3,32.2,31.5,30.1
1991,29.6,29.5,29.4,29.9,29.5,29.9,29.7,31,31.3,31.9,30.5,29.5
1992,28.4,29.2,30.5,29.6,29.2,30.4,29.1,30.7,31.1,31.2,30.9,29
1993,28,29.4,29.6,29.2,28.9,29.8,29.9,30.7,31.5,31.3,30.4,29.4
1994,28.4,29.1,29.3,29.1,29.4,29.4,30.1,30.9,31.5,31.6,30.1,29.2
1995,29.2,29.1,29.3,30,29.7,30.1,29.9,31.4,32,32,31,29.5
1996,29.2,29.1,29.6,30,30,29.6,30.1,30.9,31.8,32.1,30.8,29.9
1997,28.3,28.6,29.2,29.5,29,30.2,30.4,31.1,32.4,33,32.1,30.1
1998,29.8,30.6,31.2,30.6,30.2,30.1,30.8,31.4,32.5,32.4,31.3,29.7
1999,28.7,28.9,29.3,29.2,29.3,29.4,29.9,30.9,31.9,32.1,31.6,30.2
2000,28.2,28.6,29.3,29.2,29.5,29.4,30.3,31.4,31.9,32.3,31.2,29.8
2001,28.7,29.1,29.7,29.5,29.7,29.4,30.3,31.1,32.2,32.4,31.6,30.5
2002,29.1,29.5,29.5,29.5,29.4,29.3,30.4,30.9,31.7,32.1,31.3,30.1
2003,29.5,29.7,29.6,30.2,29.4,30,30,31.7,32.1,32.3,31.5,30.2
2004,29.2,29.5,29.6,29.5,29.6,29.8,30.3,30.6,32.1,32.8,31.9,30.8
2005,30.1,30.3,30.2,30.2,30.5,31.1,31.1,31.9,32.7,32.8,32.2,30.2
2006,29.2,29.6,29.6,29.6,29.8,29.5,30.4,31.2,32.1,32.3,31.1,29.7
2007,29.8,29.5,29.4,29.6,29.4,29.8,30.3,31.5,32.1,32.2,31.4,29.4
2008,28.8,28.6,28.6,29.3,29.2,29.6,29.6,31.5,32.1,32.2,31.7,29.8
2009,28.8,29,29.7,29.6,30.4,30,30.3,31.6,32.2,32.1,31.5,30.1
