1901,27.9,28.3,28.7,29.1,29.3,29.4,29.1,29,28.6,28.5,28,27.4
1902,27.2,28.2,28.3,29.1,29.2,29.6,29.1,28.9,28.5,28.4,27.9,27.7
1903,27.8,27.7,28.8,29.5,29.4,29,28.9,28.7,28.4,28.2,27.3,26.1
1904,26.6,27.3,28.2,28.8,29.1,29.3,29,29,28.8,28.5,27.5,26.8
1905,28,28.5,28.6,29.5,29.1,29.3,29.1,29.2,28.8,28.6,28,28.4
1906,28.4,28.6,28.6,29.8,29.7,29.5,29.2,29.1,28.9,28.3,27.5,27.3
1907,27.5,28,28,29.1,28.9,29.2,29,28.8,28.7,28.3,27.9,26.5
1908,27.5,27.8,28.2,29.1,29.1,29.2,29,28.8,28.7,28.4,27.3,27.1
1909,27.5,28,28.3,29.1,29,29.3,28.9,28.9,28.7,28.5,27.4,26.8
1910,27.8,27.6,28,29,29.1,29.1,29,28.9,28.4,28.3,27.7,26.6
1911,27.7,28.7,28.8,29.7,29.5,29.9,30,29.4,29.3,28.8,29.3,28.5
1912,28.9,29.1,29.7,30,29.9,29.6,29.4,29.2,29.2,28.8,28.3,28.1
1913,28.2,29,29.5,29.5,29.5,29.3,29.3,29.5,29.2,29.1,28.5,28.2
1914,28.1,29.1,29.1,29.8,30.5,29.4,29.5,29.7,29.6,29.3,29.2,28.7
1915,28.5,29.1,29.1,29.9,29.9,29.8,29.4,29.8,29.3,29,28.7,27.5
1916,27.7,28.7,29,29.8,29.4,29.5,28.8,29.1,29.3,29,28.4,27.6
1917,27.6,27.9,28.3,29.6,28.7,29.3,29.2,28.8,28.8,28.6,28.5,27.4
1918,26.6,26.6,28.5,29,28.8,28.9,29.6,29.4,29.2,28.6,28.9,27.6
1919,28.8,29.2,29.5,30,30,29.9,29.3,29.7,29.4,29.1,28.5,27.9
1920,27.9,28.5,29.2,29.8,29.8,30,29.6,29.1,29.3,28.8,29,27.2
1921,28.2,28.1,28.9,29.6,29,29.1,29.2,29.4,29.2,28.5,28.1,28
1922,28.7,28.5,28.2,28.9,29.1,29.3,29.1,28.9,29.3,28.7,28.7,28.1
1923,27.9,28.2,28.6,29.6,29.2,29.6,28.8,28.8,28.4,28.7,28.6,28.1
1924,28.1,28.2,28.2,29.5,29,29.2,29.2,29.8,28.4,27.8,27.9,27
1925,28,27.4,28.2,29.3,29.9,30,29.5,29.9,29.6,28.7,28.9,27.6
1926,28,29.2,29.7,30.7,30.1,30,29.9,29.8,29.3,28.9,28.9,28
1927,27.9,28.5,29.2,29.2,29.5,29.7,29.3,29.8,29.4,28.5,28.6,28.2
1928,28.7,28,28.7,29.4,29.8,29.9,29.8,29.6,29.6,28.8,28.4,28.2
1929,28.4,27.6,28,30,29.8,29.2,29.7,29.7,29.3,28.7,28.2,28.1
1930,28.8,29,28.4,30,29.5,29.7,30.1,30.6,29.4,29.1,28.4,28.2
1931,28.4,29.5,30.2,30.3,30,29.9,29.3,30.2,29.1,28.7,28.4,27.3
1932,27.8,28.6,28.4,29.5,29.7,29.2,29.2,29.5,29.1,28.7,27.9,27.9
1933,27.7,28.9,28.7,29.5,30,30.1,29.2,29.7,29.1,28.7,27.5,27.2
1934,26.9,27.1,27.6,29.3,29.9,29.3,29.4,29.4,29.3,28.3,28.2,27.9
1935,28.7,29,29.1,29.8,29.3,29.3,29.5,29.3,29.5,28.8,28.3,28
1936,27.9,28.9,28.4,29.7,29.4,29.2,29.3,28.9,29,27.8,28,28.1
1937,28.5,28.8,29.7,29.5,28.9,29.3,29.2,29.7,28.9,28.1,28.2,27.4
1938,28.4,29.2,28,29.3,29,29.6,29.2,28.8,28.9,28.9,28,28.2
1939,28.4,28.1,28.8,29.3,29.6,28.9,29.6,29.2,28.5,28,28.3,27.2
1940,27.7,28.2,29,30.1,29.6,29.8,29.7,28.7,28.8,29.1,28.8,28.5
1941,28.8,29,29.7,30.3,29.8,30.6,29.9,29.5,29.4,29.2,28.4,28.7
1942,27.6,27.9,28.2,28.7,28.7,29.2,28.8,28.9,28.5,28.4,28.1,27.2
1943,27.1,28.2,28.3,28.9,29.2,29.4,29.2,29.5,28.8,28.4,27.8,26.8
1944,28,28.4,28.5,29.5,29.3,29.5,28.8,28.8,28.7,28.4,28.1,26.7
1945,27.7,28.1,27.9,29.2,29.1,29.1,29,28.9,28.7,28,28.4,27.6
1946,27.5,27.8,28.4,28.7,28.7,29.2,29.1,28.8,28.8,28.3,27.8,28.1
1947,28.8,28.6,28.4,29.6,29.6,29.5,29,28.9,28.7,28.4,28.1,27.1
1948,28,28.3,28.9,30.4,30,30.5,29.6,29.8,29.6,29.3,28.2,28.8
1949,28.6,28.6,30,29.7,29.6,29.6,29.3,29.7,29.4,28.6,28.5,28.2
1950,28.9,28.9,29.2,29.6,29.7,29.5,29.4,29.5,28.7,28.7,28.4,27.7
1951,26.6,26.7,28.2,29.2,28.6,29.7,28.3,29.2,28.5,28.4,28.6,27.4
1952,27.9,27.7,28.3,29.1,28.9,29.1,28.6,28.6,28.6,28.2,27.4,27.5
1953,27.7,27.3,28,29,28.9,29.3,28.4,29.6,28.3,28.5,28.4,28
1954,27.5,28.2,28.2,28.7,28.6,28.9,28.2,28.6,28.5,27.8,27.5,27
1955,27.4,28,28.9,28.7,29.4,29,28.6,28.1,28.8,28.2,27.6,27.2
1956,27.1,27.8,28.3,29,28.6,28.8,28.3,28.3,28.2,27.9,28,26.6
1957,27.8,28.3,28,29.3,29,29.7,29.1,28.9,28.7,28.2,28.4,26.9
1958,28.4,28.6,28.6,30,30.2,29.9,29.9,28.8,29.1,28.4,27.5,28.2
1959,28.3,29,28.5,28.9,29.2,29.5,28.9,28.5,28.7,28.1,27.7,28.1
1960,28.1,28,28.8,29.2,29.3,29,28.6,29,29.1,28.8,27.4,27.5
1961,27.8,28.4,28.4,29.1,29.4,29,29,28.8,28.5,27.9,27.7,26.8
1962,27,28.1,27.7,29.1,29.6,29.3,28.8,28.4,28.5,27.8,28.2,27.1
1963,26.6,27.6,28.5,30,29.6,29.3,29.1,28.5,28.6,28.1,28.1,27.8
1964,28.7,28.1,28.1,29.3,29.2,28.9,28.4,29,28.5,28,27.6,27.3
1965,27.9,28.1,28,28.7,28.6,29,28.8,28.6,28.2,28.2,27.7,26.6
1966,27.5,28.1,28.3,29.3,29,28.5,28.5,28.3,28.9,27.9,28,26.8
1967,26.7,27.1,28.3,29,28.8,28.7,28.6,28.5,28.7,28.3,27.5,27.3
1968,27.7,28.3,28.6,29,28.8,29.2,28.6,28.8,28.5,27.9,28.5,27.2
1969,28.1,28.6,29.2,29.8,29.5,29.1,29.1,28.6,29,28.5,27.3,27.3
1970,27.8,28.6,28.7,29.1,29.2,29.4,28.4,29,28.4,27.9,27.6,27
1971,26.8,27.1,27.5,29.4,28.9,29,28.9,27.9,28.7,28.3,27.4,26
1972,27.5,27.8,28.2,28.5,29.3,28.9,29.4,29.2,28.5,28.7,28.2,27.6
1973,28.2,29,28.3,29.1,28.9,29.4,28.7,28.6,28.5,28.2,27.6,25.9
1974,26.8,26.9,28.1,28.6,28.4,28.7,28.6,29,28.3,28.8,27.8,27.7
1975,27.5,27.4,27.6,28.9,28.4,28.2,27.9,28.6,28,28.3,27.1,26
1976,27.2,28,28.1,28.8,28.7,28.6,28.6,28.6,28.5,28.2,27.1,27.3
1977,28.1,27.1,28,29.7,29.4,29.1,29.3,28.4,28.9,28.5,27.9,27.9
1978,28.3,28.6,28.7,29.2,29.1,29,28.6,28.9,28.7,28.3,28,27.8
1979,28.2,28.5,29.2,29.4,29.9,29.4,28.5,29.4,28.8,28.6,27.6,27.9
1980,28.1,28.3,28.5,29.1,29.4,29,28.8,28.1,28.6,28.5,27.7,26.6
1981,27.2,27.8,28.8,28.9,28.7,29.8,29.2,30.1,28.4,28.7,27.7,27.4
1982,28,27.9,28.2,28.5,29,29.2,28.6,28.7,28.7,28.4,28.2,27.6
1983,28.4,29.1,29.3,30.3,29.7,29.7,29,28.8,28.7,28.7,28.4,26.5
1984,26.5,26,27.4,28.6,28.5,28.9,28.4,29.2,28.6,28.6,28.1,27
1985,28.2,27.9,27.3,28.9,28.4,29.8,28.9,28.7,28.5,28.3,27.7,27.3
1986,26.7,27.9,27.8,29.2,29.2,29.3,29.6,29.8,28.5,28.3,27.7,27.9
1987,27.8,28.6,29.2,29.7,29.3,30,29.9,29.1,28.9,29.1,28.9,27.4
1988,28.5,28.4,28.6,29.5,29.2,29.4,28.9,28.8,28.5,29.1,27.6,27.1
1989,27.8,27.8,27.7,29.1,29.2,29.4,29.4,29,28.3,28.1,28.2,28
1990,27.8,28.7,29,29.3,29.2,29.6,28.8,29.6,29,28.9,28.8,28.1
1991,28.1,28.8,28.7,29.5,29.3,30.1,29.4,29.5,29.3,28.6,27.5,27.1
1992,28.2,28.9,29.4,30.6,30,29.6,29.1,29.3,29.4,28.3,27.3,27.3
1993,27.7,27.8,27.9,29,29.6,30.1,29.5,29.5,29,28.6,28.2,27.1
1994,28.3,29,27.5,29.2,29.1,29.5,29.6,28.6,29.1,28.8,27.9,28.7
1995,28.1,27.9,28.7,29.4,29.7,30,29.5,28.8,29.1,29.4,28.2,27.4
1996,27.9,27.9,29,29.6,29.9,29.7,29.9,29.2,29.6,28.7,28.8,27
1997,28.8,28.3,29.2,29.4,30.5,30.3,29.6,30.1,29.1,29.1,28.7,28.4
1998,29,30,30.3,30.2,31.3,30.3,29.9,29.2,29.4,29.5,28.6,27.6
1999,28,27.4,28.5,29.7,29.1,29.6,29.3,29.1,29.2,28.8,28.7,27.3
2000,28.1,28.2,28.6,29.5,30.2,29.6,29.9,29.9,29.5,29.2,28.5,28.6
2001,28,28.5,28.9,29.5,29.7,30.2,30.4,29.9,29.5,29.1,28.7,28.6
2002,28.6,29.3,29.7,30.1,30.2,30.3,30.3,30,29.4,29.4,29,28.7
2003,28.5,28.5,29.2,29.9,30.2,30.2,29.3,29.9,29.6,28.8,28.7,27.9
2004,29,28.7,29.1,30.2,30.5,30.3,29.1,29.9,29.4,28.7,28.7,27.8
2005,28.7,29.9,29.4,29.6,29.2,29.8,29.2,29.7,29.1,28.2,28.3,26.9
2006,27.8,27.9,28.5,29.2,28.6,28.9,29.3,29.4,28.4,28.8,28.2,28.1
2007,27.3,28,28.8,29,29.4,29.3,28.9,29.2,29.2,28.3,28.2,27.9
2008,27.9,28.2,27.2,28.8,29.1,28.9,28.7,29.1,29,29.1,28,27.3
2009,27.3,28.4,27.7,29.3,29.3,30.4,29.6,29.2,29.2,29.1,27.9,27.1
