1901,29.9,29.3,29.9,29.7,29.1,28,27.4,27.2,28.4,29.6,31.2,29.9
1902,30,29.4,29.5,30.2,29.5,28,27.7,27.4,29.6,30,30.8,30.2
1903,29.6,29.2,29.9,30.1,29.7,28.6,27.3,27.8,28.1,29.4,30.4,30.1
1904,29.2,29.2,29.7,29.7,29.5,27.9,27.1,27.8,28.3,30.2,31.1,30.4
1905,29.7,29.3,29.5,29.5,29.6,28.8,27.3,27.9,28.3,30.2,30.3,30.1
1906,30.1,29.5,30.2,30.1,29.4,28,27.3,27.5,28.6,29.6,30.4,30.1
1907,29.5,29.3,29.5,29.9,29.4,28.1,26.8,27.7,28.9,30.5,30.6,29.9
1908,29.7,29.2,30,30,29,28.4,27.4,28,29.3,30.5,30.9,30
1909,29.4,29.3,29.7,29.9,29,27.5,27.8,27.7,29.3,29.4,30.7,29.9
1910,29.6,29.4,29.7,30.1,29.1,27.7,27.3,27.8,29,30.1,29.8,29.8
1911,29.4,29,29.5,29.3,29,27.8,27.5,27.7,28.9,30.1,30.4,30.7
1912,29.9,29.2,30.2,30.1,29.7,28.2,27.4,28,29.5,30.2,31.1,30.2
1913,29.2,29.2,30.1,29.5,29.8,27.9,27.2,28.2,29.1,30.4,30.5,29.9
1914,29.3,29.6,29.8,30.1,29.4,28.4,27.3,28,29.2,30,30.2,30.7
1915,29.7,29.5,29.8,30.3,29.5,28,27.8,27.4,28.7,30.5,30.6,30.2
1916,29.6,29.2,29.9,30,29.2,28,26.7,27.8,28.8,29.9,29.9,29.5
1917,29.2,28.7,29.4,29.7,29.7,28.3,27.7,27.7,28.6,29,30.3,29.6
1918,29.7,29.1,29.6,29.6,29.1,28.2,27.2,27.5,28.8,30.2,30.5,30.3
1919,29.6,29.4,29.9,29.5,28.7,28,26.9,28.3,29.5,29.9,31,30.5
1920,29.5,29.2,29.6,29.4,29.4,27.5,26.8,27.8,29.5,30.5,30.3,29.9
1921,29.3,29.2,29.4,29.5,29.2,27.9,27.3,27.7,29,30.2,30.4,29.8
1922,29.1,29.2,29.7,29,29.1,27.7,26.9,27.7,28.5,29.7,30.6,30.4
1923,29.8,29.4,30,30.2,29.7,28.1,27.8,27.4,29.3,30.1,30.9,30.3
1924,29.6,29.3,30.1,29.7,29.6,28.1,27.7,28,29.1,29.8,30.5,30
1925,29.4,29.3,29.6,30.1,29,28.8,28,27.6,29.7,30.2,30.5,30.3
1926,30,29.7,30.4,30.6,29.8,28.8,27.8,28.2,29.6,30.3,31.1,30.4
1927,29.6,29.5,29.6,30,29.4,28.2,27.1,28,29.1,30.2,30.6,30.6
1928,29.2,29.5,30,30.5,29.8,28,27.4,27.9,29,30.2,30.8,30.2
1929,29.9,28.8,30.3,30.2,29.4,28.5,27.8,27.9,29.1,30.6,30.9,30
1930,29.2,29.6,29.7,29.9,28.8,27.8,27.3,27.4,29.6,29.8,30.8,30.3
1931,29.2,29.2,29.5,29.7,29,27.8,27.3,27.4,28.3,29.2,29.9,29.9
1932,29.6,29.2,29.8,29.5,28.7,27.9,27.4,27.7,28.5,29.5,30.8,30
1933,29.5,29,29.4,29.8,29.2,27.8,27.3,27.7,28.2,29.9,30.8,30.1
1934,29.2,29,29.8,30,29.6,27.3,27.3,27,28.4,29.7,30.6,29.8
1935,29.6,29.3,30.1,29.6,29.7,28,26.4,27.9,29.4,30.3,30.4,30
1936,29.4,29.9,30.1,30.1,29.7,27.7,27.1,27.3,28.8,30.7,30.9,30.1
1937,29.4,29.5,29.6,30.2,29.4,28.6,27.3,27.7,29.8,29.9,31.7,30.4
1938,29.7,29.4,30.1,30.1,29.6,27.8,27.8,28.1,29,29.9,30.1,30.5
1939,29.7,29.6,29.9,30.1,29.9,28.3,27.7,27.6,29.4,30.2,30.9,29.9
1940,29.2,29.2,29.5,29.7,29,27.8,27.3,27.4,28.3,29.2,29.9,29.9
1941,28.2,29.6,29.9,30.2,29.5,28,27.1,27.7,28.9,29.5,29.9,30.2
1942,29.3,30.4,30.4,30.7,29.7,27.6,26.4,27,27.9,28.9,30.1,30.1
1943,29.1,29.1,29.4,30.2,29.8,27.4,26.1,26.9,27.7,27.7,28.7,29.3
1944,28.5,29.6,30,29.9,29.8,28.4,26.7,27.2,28.8,29.8,31.6,30.9
1945,29.3,29.1,30.2,30.7,29.7,27.4,27.8,27.8,28.6,29.9,31.1,29.5
1946,28.3,29.5,29.1,30.4,29.9,28.3,27.5,28,27.8,29.6,30.6,29.2
1947,28.8,29.2,29.5,29.8,29.5,28.4,28,28,28.3,29.2,30.1,30.3
1948,29.1,29.7,29.5,30.4,30.1,28.6,27.1,27.7,28.8,29.7,30.2,29.3
1949,29,28.7,29.1,29.4,29,27.9,27.1,27.4,28.1,29.3,29.9,29.9
1950,29.1,29,29.8,30.4,29.2,28.3,27.4,27.8,28.6,29.9,30.8,30.6
1951,28.7,29,29.2,30.3,29.7,28.5,27.8,27.7,28.7,29.9,30.4,29.7
1952,28.9,29.3,29.7,29.2,29.2,27.9,27.5,27.1,28.7,28.9,29.7,30.1
1953,29.5,29.5,29.9,30.1,29.7,28.7,27.9,27.5,28.1,29,30,29.6
1954,28.9,29,29,29.5,29.4,28.3,27.7,28.1,28.7,29.2,29.7,30.1
1955,29.8,28.7,29,29.9,29.1,27.3,26.7,27.3,28.2,28.9,30,30
1956,28.9,29.1,29.7,29.1,28,27.3,26.3,27.3,28.2,29,29.7,30.3
1957,28.6,28.2,29.3,29.8,28.7,27.8,27.2,27.4,27.8,28.8,29.6,29.4
1958,30.1,29.6,29.5,30,28.7,28.1,27.8,28.3,29.2,29.4,30.1,30.4
1959,29.9,29.3,29.3,29.5,28.9,27.8,26.7,27.5,28.3,29.7,30.1,29.6
1960,29.4,29.6,29.9,29.8,29.6,28.4,27.3,27.5,27.7,28.4,28.9,29.7
1961,29.8,29.9,30.2,30.1,29.6,28.9,28,27.9,28.6,30,30.7,29.9
1962,29.1,29.7,29.8,29.6,28.8,28,27.6,28,28.9,29.4,30.4,30.2
1963,30,29.4,29.8,30.4,29.3,28.2,27.2,26.9,27.9,29.4,31,30.5
1964,30,29.8,30.3,29.8,28.3,27.9,26.9,27.2,28,28.9,29.6,30.3
1965,29.4,29,29.3,29.6,28.6,27.5,27.5,27.6,28.6,29.6,30.4,30
1966,29.7,29.8,29.9,29.7,29.4,28.7,28,27.8,28.8,29.4,30.1,30.1
1967,28.8,29.4,29.8,29.8,29.2,28.2,27.9,27.6,28.4,29.6,30.5,29.2
1968,28.6,29,29.2,29.6,28.7,28.1,27.6,27.3,28,28.9,29.6,29.9
1969,29.2,29.2,30.5,30.6,30.1,28.1,27.6,27.3,28.2,29.6,30,30.5
1970,29.5,29.8,29.8,29.8,29.3,28.4,28.3,28.1,28.4,28.8,30,30
1971,28.8,28.3,29.2,30,28.1,27.6,26.6,25.9,27.4,28,29,29.1
1972,28.7,29.5,28.8,29.5,29.2,27.8,27.5,27.7,28,29.5,30.2,30.3
1973,29.3,28.9,29.5,30,29.7,28,27.4,27.2,28.4,28.5,29.7,29.4
1974,29.2,28.7,28.7,29.6,28.4,27.3,26.9,26.9,27.5,28.6,29.3,29.6
1975,28.8,28.9,28.7,29.6,29,27.6,27.3,26.7,27.5,28.9,29.7,28.6
1976,28.4,28.6,28.8,29.1,29,28.2,27,27.2,29.1,29.1,29.8,29.6
1977,29.2,28.9,29.3,29.5,29.5,28.6,27.5,28,28.6,29.4,30.1,30.2
1978,29.1,29.3,29.2,29.4,29.1,28.2,27.9,27.3,28.3,29.1,29.7,29.9
1979,29.3,29.2,29.5,29.4,29.1,28,27.5,27.5,28.5,29.6,30.2,30.3
1980,28.6,29.2,29.5,29.9,28.4,27.9,28.1,28.1,28,29.2,29.9,29.4
1981,29.6,29,29.6,29.5,28.8,27.7,27.4,27.6,28.3,29.4,29.7,30.2
1982,29.5,28.6,29.3,29.9,29.4,28.3,27.3,27.6,28.7,29.4,30.4,29.8
1983,29.7,29.4,30.1,30.2,29.2,28.4,27.8,27.4,27.9,29,29.5,29.4
1984,28.4,28.4,29.2,28.7,27.5,26.7,26.9,26.3,27.5,28.6,29.5,29.2
1985,29.2,28.5,29.5,29.5,28.8,27.3,26.9,27,27.8,28.5,29.5,30.3
1986,28.8,29.3,29,29.6,28.9,27.4,26.7,27.3,28.2,29.3,30,29.8
1987,28.9,29.2,30.1,30.1,29.4,27.8,27.9,28.6,28.4,30.5,30.1,30.5
1988,29.9,29.3,29.8,29.6,28.6,28,27.3,27.7,28.2,29.6,30,30.6
1989,28.4,28.7,29.6,29.2,28.6,27.3,26.5,26.2,27.8,28.6,29.5,29.4
1990,29.1,29.6,30,29.8,28.8,27.9,26.7,27.3,28.6,29.5,28.8,29.8
1991,29.8,29.3,29.7,29.5,29,28,27.2,27.5,28.9,29.8,30.3,29.9
1992,29.5,29.5,30.3,30.3,28.9,28,26.5,27.5,28.3,29.4,30.4,30.4
1993,30,29.3,29.1,30,29.5,28.2,26.8,27.4,27.9,29.4,30,30.3
1994,29.6,29.6,30.1,30.4,30,28.3,26.6,28.4,29,29.1,29.3,29.8
1995,30.3,29.7,29.5,29.5,28.3,27.6,28,27.5,28.1,28.8,29.2,29.9
1996,29.3,28.9,29.5,29.3,28.4,27.5,26.5,26.7,28.6,28,29.7,29.9
1997,29.1,28,30.4,29.9,29.9,27.7,27,27.8,28.6,29.2,31.6,30.7
1998,30.4,30.5,30.4,30.3,29.4,28.8,27.8,27.8,28.2,29.1,30.9,29.6
1999,29.3,29.7,30.6,29.6,29.4,28.2,27.5,27.9,28.9,29,30.8,30.6
2000,30,29.3,29.7,28.9,30.1,27.6,26.9,27.7,28.7,28.9,30,30.3
2001,29.9,29.6,29.7,30.4,29.7,28.2,27.5,27.7,28.6,28.9,30.9,30.7
2002,29,29.9,29.5,29.9,28.9,27.5,27.5,26.8,26.9,29.1,30,29.9
2003,29.4,29,30.7,29.7,29.2,27.6,27.3,27.8,28,29.1,30.1,29.6
2004,29.2,29.8,29.4,29.2,28.2,26.8,26.8,26.9,28.1,29.4,29.8,29.9
2005,29.4,30.1,29.7,30,29.1,28,27.7,28,29.1,29.7,30.6,30
2006,29.7,30,30.2,29.9,29.7,28,27.6,28,28.9,29.6,30.6,30
2007,30,30.2,30.1,30.2,30,28.5,27.6,28.5,28.9,29.9,30.5,30.6
2008,30,29.7,29.8,30.1,29.2,27.8,27.3,27.3,28.9,29.9,30.6,30.1
2009,30.3,30.1,30.2,30.2,29.7,28.9,27.9,28,29,30,30.7,30.9
