1901,29.9,28.8,29.8,29,28,26.6,26.2,26.2,28.1,29.9,31.6,28.9
1902,30.1,29,29.1,29.9,28.6,26.6,26.9,26.6,30.2,30.4,31,29.5
1903,29.5,28.8,29.9,29.8,29.1,27.5,26.2,27.3,27.8,29.6,30.3,29.2
1904,28.7,28.6,29.4,29,28.6,26.4,25.7,27.2,27.8,30.8,31.5,29.6
1905,29.6,28.8,29.1,28.6,28.9,28,26.1,27.5,28,31.1,30.1,29.3
1906,30.4,29.1,30.2,29.7,28.5,26.6,26.2,26.7,28.5,29.8,30.1,29.2
1907,29.4,28.9,29,29.3,28.5,26.8,25.2,27,29,31.5,30.6,28.8
1908,29.6,28.7,29.9,29.5,27.7,27.3,26.2,27.7,29.6,31.6,31.2,29.1
1909,29.1,28.9,29.4,29.3,27.9,25.7,27,27.1,29.6,29.5,30.8,28.9
1910,29.5,29,29.4,29.6,27.9,25.9,26,27.2,29.1,30.7,29.2,28.6
1911,29.2,28.2,29.1,28.2,27.8,26.2,26.5,27.1,29,30.8,30.3,30.4
1912,30,28.6,30.3,29.8,29,26.9,26.3,27.6,30.2,30.9,31.6,29.5
1913,28.9,28.6,30.1,28.6,29.2,26.4,25.9,27.9,29.3,31.4,30.4,29
1914,29.1,29.4,29.7,29.7,28.6,27.3,26.1,27.6,29.5,30.6,30,30.3
1915,29.6,29.2,29.7,30.1,28.7,26.6,27,26.6,28.7,31.5,30.7,29.4
1916,29.6,28.7,29.8,29.6,28.1,26.5,25.1,27.3,28.9,30.5,29.5,28.2
1917,28.8,27.8,29,29.1,29.1,27.1,26.9,27.2,28.5,28.8,30.1,28.3
1918,29.6,28.4,29.3,28.7,28,26.9,25.9,26.6,28.9,31,30.5,29.6
1919,29.6,29.1,29.8,28.6,27.2,26.5,25.4,28.1,30.1,30.4,31.3,29.9
1920,29.4,28.7,29.4,28.5,28.5,25.7,25.3,27.3,30.2,31.5,30.2,28.9
1921,29.1,28.8,29,28.6,28.1,26.5,26.2,27.1,29.2,31.1,30.3,28.7
1922,28.7,28.6,29.4,27.9,28,26.1,25.3,27.2,28.4,30.1,30.6,29.8
1923,29.9,29.1,30,29.9,29,26.7,26.9,26.7,29.6,30.8,31.3,29.6
1924,29.5,28.9,30.2,29.1,28.8,26.8,26.8,27.6,29.3,30.3,30.4,29.1
1925,29.2,28.9,29.3,29.8,27.8,27.9,27.3,26.9,30.5,30.9,30.4,29.6
1926,30.1,29.6,30.7,30.6,29.1,28,26.9,27.9,30.2,31.1,31.6,29.8
1927,29.4,29.2,29.2,29.5,28.5,26.8,25.8,27.6,29.3,30.9,30.6,30.2
1928,29.1,29.3,30,30.3,29.2,26.6,26.3,27.4,29.2,31,30.9,29.4
1929,29.9,28,30.4,29.8,28.5,27.4,27,27.5,29.4,31.8,31.1,29.1
1930,28.8,29.3,29.5,29.4,27.4,26.3,26,26.5,30.4,30.2,31,29.7
1931,28.9,28.9,29.3,29.1,28.3,26.3,26.3,27,28.3,29.7,29.6,29
1932,29.5,28.6,29.6,28.7,27.3,26.5,26.2,27.1,28.4,29.8,30.8,29.2
1933,29.4,28.4,28.9,29.1,28.1,26.3,26.2,27.1,27.8,30.4,31,29.2
1934,29,28.6,29.7,29.4,28.5,25.4,26.1,26.1,28,29.9,30.3,28.6
1935,29.2,28.5,29.7,28.7,28.7,26.5,24.9,27,29.5,30.7,29.9,28.9
1936,29.1,29.7,29.9,29.3,28.7,26.2,26,26.5,28.6,31.2,30.7,29.1
1937,29,29.1,29.2,29.4,28.1,27.2,26.1,26.9,29.9,30.1,31.7,29.5
1938,29.5,29,29.8,29.7,28.7,26.3,26.7,27.5,29,30.4,29.7,29.8
1939,29.5,29.4,29.4,29.4,28.8,26.8,26.5,26.8,29.2,30.6,30.6,28.9
1940,28.7,28.6,29.3,29.1,27.8,26.4,25.9,26.5,28.3,29.1,29.7,29.3
1941,28.2,29.1,29.7,29.8,28.4,27,26.1,27.3,29.3,30.4,30.2,29.8
1942,29.5,29.6,30.2,29.5,28,26.6,25.9,27.2,28.9,28.9,30,29.3
1943,28.8,28.4,29.1,29.7,27.9,26.1,25.6,27.1,26.9,29.2,29.9,29
1944,29,29.1,29.2,28.9,28.2,27.6,25.9,27.1,28.9,29.6,30.7,29.3
1945,29.7,28.6,30,29.9,28.1,26,25.9,26.9,28.5,31,30,29
1946,29.1,29.3,29.1,29.4,28.3,26.5,26.5,27.1,27.8,30.2,29.8,29.2
1947,29.5,29.4,29,29.7,28.4,26.7,27.2,26.7,28.6,29.8,29.9,29.8
1948,29.5,29.2,29.7,30.2,29.6,27.1,26.7,27.2,28.7,30,30.3,28.9
1949,29.7,29.2,29.8,29.1,28.4,26.6,26.5,27.9,29.4,30.7,30.6,30
1950,29.6,28.4,29.1,29.3,27.3,26.3,25.7,27.1,27.8,29.7,30.2,29.3
1951,28.2,28.3,28.6,29.1,28,26.6,26.3,27.7,28.4,29.9,29.8,29.5
1952,28.8,29.3,29.4,29.4,28.5,26.6,26.4,27.3,28.3,29.3,29,29.1
1953,28.8,28.7,29,29.3,27.9,27,26.1,26.4,27.7,29.3,29.7,29.1
1954,28.1,29,28.8,29.1,28.4,26.2,26.1,26.9,28.5,29.6,29.2,29.1
1955,29.2,29,28.8,28.8,27.9,26.2,26.6,26.4,28.3,29.4,29.6,29.2
1956,28.3,28.4,29.4,29,28,26.5,25.9,26.9,28.2,29.3,29.1,28.9
1957,29.3,28.1,28.8,28.9,27.8,26.1,25.8,26.8,28.6,29.9,30,29.2
1958,28.9,28.8,29.2,29.6,27.5,26.2,26,27.2,28.6,29.3,29.6,28.5
1959,28.5,29,29,28.3,27.9,26.2,25.8,26.6,28.2,28.6,29.4,29.4
1960,28.8,29,28.5,28.8,27.9,26.8,25.9,26.6,28,29,29,28.6
1961,29.5,29.5,29.4,29.7,29,26.9,27.1,26.9,28.4,29.7,30,28.6
1962,29,28.8,29.1,29.2,26.9,26,25.5,26.5,28.1,29,29.2,29
1963,28.6,28.4,29.3,29.2,27.1,26,25.9,25.7,27.6,29.1,29.2,29
1964,29.3,29.5,29.3,29.4,27.5,26.3,24.8,26,27.7,28.6,29.2,28.6
1965,27.9,28.6,28.4,28.5,27.3,24.9,25.4,26.7,28,29.1,29.6,28.9
1966,29.8,28.9,29.4,29.6,28.2,27,26.6,26.8,28.8,29.1,29.4,29.4
1967,28.9,29.4,29.3,29.3,28.3,26.8,26.9,27.2,28.5,29.8,29.4,28.8
1968,28.7,28.8,29.1,28.5,27.5,25.6,25.8,26.7,28,29.1,29.3,28.9
1969,29.4,29,30.4,30,28.4,26.2,26.8,26.8,27.9,30.1,30.4,29.6
1970,28.9,29.5,29.7,28.8,28,26.3,26.4,27.1,28.2,29.4,29.4,28.7
1971,28,28.2,28.9,29.2,27.6,25.7,26.3,26.1,27.7,28.7,28.8,28.6
1972,28.4,27.5,28.1,28.6,28.3,25.1,26.3,26.6,27.9,29.1,28.9,29.3
1973,28.5,28.8,29.2,28.9,27.3,26.4,25.5,26.4,27.9,29.1,29.3,27.9
1974,28.4,27.5,28.3,28.4,27.4,25.8,25.9,26,27.3,28.3,29.1,28.4
1975,28.3,28,28.7,28.9,27.7,26,25.7,25.8,27.3,28.4,28.8,28.4
1976,27.5,28.2,28.6,28.7,27.8,26.3,26,26.2,27.6,28.9,29.5,28.9
1977,28.8,27.8,28.8,28.7,28,26.3,26,26.9,28,29.8,29.4,29.3
1978,29.3,29.3,29,28.8,27.8,26.6,25.9,26.8,28.5,29.8,29.8,28.3
1979,29.2,28.3,29.3,28.6,28,25.9,25.5,26.7,28.6,29.7,29.2,29.1
1980,28.9,29.7,29,29.2,27.9,25.9,26,26.5,28,29.5,30.1,28.9
1981,29.5,28.8,29.3,28.9,27.6,25.9,25.5,26.8,28,29.1,29.6,29.1
1982,28.5,28.6,28.9,28.8,27.8,27.2,26.8,27.1,27.9,29.1,29.5,29
1983,28.6,29.3,29.7,29.6,28.6,27.4,26.6,26.6,28.1,29.2,29.7,29
1984,28.3,27.9,29,28.7,27.7,25.9,25.3,26,27.5,29.1,29.4,28.9
1985,29.5,28.5,28.8,28.4,27.2,26,26.2,26.9,28.2,28.4,28.9,28.7
1986,28.6,28.5,29.2,29.3,27.7,25.4,25.2,26.4,27.8,28.8,29.6,29.2
1987,28.4,29,29.9,29.5,28.2,25.8,26.5,27.1,28.6,29.4,29.8,30
1988,29.3,28.4,29.6,29.7,27.7,27.1,26.4,26.8,27.9,29.6,29.4,29.2
1989,28.5,27.9,28.8,28.7,27.9,26.5,26.4,26.9,27.9,29.1,29.4,28.9
1990,29,29.2,29.7,29.6,28.1,26.8,25.5,27.2,28.5,29.9,28.9,29
1991,29.9,28.8,29.4,28.9,28.4,26.1,25.8,26.5,28.6,29.6,29.8,28.6
1992,29.3,28.4,30,29.7,28.7,26.4,25,26.7,28.2,29.5,30.3,30.4
1993,29.2,28.6,28.5,29.5,28.2,27.1,25.7,26.7,27.7,29.1,29.1,29.1
1994,29.1,29.6,29.3,30.2,28.4,26.8,25.1,27.7,29.1,29.2,30.2,29.7
1995,28.8,28.9,29.3,29.3,28.2,26.2,26.1,27.3,28.5,29.7,29.5,29.2
1996,29,28.5,29.3,29.2,28,26.6,25.7,26.2,29.1,29,30.1,29.2
1997,28.5,28.3,29.6,29.5,27.8,27,26.3,27.3,28.8,29.3,31,29.9
1998,29.5,29.4,30.8,29.7,28.4,27.1,26.4,27.3,28.3,28.9,29.7,29
1999,29.1,29.1,29.4,29.2,28.1,26.3,25.6,26.8,28.5,29,29.5,29.1
2000,29,28.7,29.4,29.2,28.3,26.7,26.1,27.2,28.4,29.7,29.8,29
2001,29,29.3,30.4,29.4,28.7,26.3,26.2,26.8,28.1,29.4,30.2,29.3
2002,28.8,29.1,29.9,29.1,27.9,26.6,26.4,27.8,28.2,30.1,30.5,29.4
2003,29,28.7,30.1,29.2,29.2,26.9,26,26.6,28,29.8,30.4,29.5
2004,29,29.2,29.6,29.1,27.8,25.5,26.4,26.9,28.8,29.8,29.2,29.1
2005,29.4,30,30.1,29.5,28.8,27.1,25.9,27.4,29,29.9,30.3,28.9
2006,29.2,29.3,29.7,29.1,28.2,26.7,26.4,27.2,28.2,29.8,30.4,29.9
2007,29.7,29.3,30,29.6,28.9,27.1,26.4,27.5,28.8,29.8,30.4,29.8
2008,29.3,29.1,29.1,28.7,28,26.1,26.7,27.5,28.5,30.2,30.2,29.7
2009,30.1,29.8,29.8,29.2,28.4,27.4,26.7,27.2,28.9,29.9,30.3,29.7
