1901,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1902,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1903,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1904,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1905,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1906,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1907,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1908,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1909,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1910,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1911,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1912,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1913,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1914,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1915,29.3,29.6,30,30.1,30.2,29.9,30.1,29.9,29.2,29.3,29,29.2
1916,29.4,29.6,30,30.5,30,29.7,29.8,29.2,29.1,28.6,28.7,28.6
1917,29,29,29.9,30.1,29.6,29.1,29.5,29.1,28.8,28.6,28.7,28.8
1918,29.2,29.4,29.3,29.8,29,28.9,29.5,29.4,28.8,28.8,28.6,28.8
1919,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1920,29.3,29.6,30,30.1,29.6,29.4,29.5,29.2,28.8,28.6,28.7,28.8
1921,29.3,29.5,29.4,29.7,29.2,29.1,29.5,28.9,28.8,28.1,28.5,28.7
1922,29.2,29.3,29.5,30,29.3,28.9,29.2,29.1,28.7,28.3,28.3,28.5
1923,28.8,29.5,29.9,29.8,29.1,29.5,28.7,29,28.9,28.3,28.8,28.5
1924,30,29.6,30.4,30.3,29.8,29.1,29.2,29.2,28.1,28.2,28.3,28.6
1925,28.6,28.7,29.2,29.8,29.6,29.1,29.3,28.9,28.8,28.8,28.5,28.8
1926,29.6,29.9,30.5,30.8,30,29.8,29.6,29.2,28.7,28.6,28.8,28.4
1927,28.9,29.3,29.9,30,29.5,29.3,28.9,29.3,28.8,28.3,29,29.1
1928,29.3,29.8,29.7,30.2,29.5,29.3,29.4,29.1,28.8,28.5,28.7,28.5
1929,29.6,29.7,29.7,30.2,29.4,29.2,28.9,29.2,28.9,28.6,28.8,29.1
1930,29.9,29.5,30.9,30.2,29.4,29.4,29.6,29.4,29.3,28.2,29.1,29.3
1931,29.9,30,30.6,30.9,29.5,29.2,28.6,29.4,28.6,29.3,29.1,28.4
1932,28.7,29.4,29.6,30.6,28.6,28.6,29.1,28.6,28.6,27.7,28.4,28.5
1933,28.8,29.4,29.3,29.9,29.3,28.7,29.4,29.4,29.7,28.6,27.8,27.8
1934,29.1,29.2,29.5,30.7,29.5,29.1,29,30.1,29.2,28.4,28.6,29.1
1935,29.2,28.9,30.1,30.4,29.5,29.5,30.1,29.3,29.4,28.5,28.8,29
1936,29.6,31.2,30.7,31.4,30.2,29.8,29.6,29.8,30.1,29.1,29.3,29.5
1937,29.5,29.7,30.4,31.2,30.3,29.4,29.6,29.3,29.1,29.4,29.2,29.6
1938,29.6,29.8,29.9,29.8,29.7,29.7,29.9,29.1,29.6,29.1,29.2,29
1939,30.1,29.3,29.8,30.6,30.4,29.4,30.2,29.6,29.2,29.3,28.8,29.3
1940,28.1,29.2,30,30.6,30.6,30.1,30.3,29.7,29.9,29.3,29.4,27.7
1941,31.4,31.8,32.5,30.7,29.5,29.9,29.3,29.6,29,30.3,30.3,30
1942,30.7,31.3,31.1,31.3,30.3,30.6,30.3,29.6,29.4,29,29.3,29
1943,29.2,29.8,29.7,30.4,30.3,30.2,30.3,30.2,31,29.7,30.2,30.1
1944,30,29.7,31.1,32,28.8,28.4,29.8,29.3,28.7,29,29.1,28.9
1945,30.1,30.9,31.3,30,28.6,30.3,30.1,29.1,29.5,28.5,29,29.6
1946,29.7,29.7,30.5,30.4,29.6,32,31.3,30.9,30.7,29.5,28.9,29.1
1947,29.4,30.6,31.5,31.1,29.8,30,29.2,30,28.8,28.2,29.2,30.5
1948,30.5,31.2,31.3,30.5,30.2,29.9,29.4,29.5,29.3,29.4,29.1,29.2
1949,28.6,29.2,30.3,30.9,30.6,29.6,29.6,28.8,29.6,29.5,29.9,29.1
1950,29.3,29.2,29.3,29.8,29.1,28.3,28.4,28.1,29.5,28.7,28.8,29.1
1951,29,28.8,30.2,30.7,30.8,30,29,29.6,29.8,30.2,29.8,29.3
1952,30,30.3,30.4,30.4,29.7,29.5,29.7,30.3,30.3,29.7,30,29.7
1953,29.5,30.7,30.2,31.4,29.8,30.5,30.6,31.1,29.1,29.1,29.3,30.2
1954,30.4,29.6,30.6,30.2,30,29.2,29.3,28.4,29.1,28.1,29.5,29.4
1955,30.3,31,30.6,30.5,30.9,29.8,28.8,29.4,29.9,29.4,29.7,28.9
1956,29,29.9,31.3,31.8,31.1,29.7,31.4,30.3,29.7,28.9,30.1,29.6
1957,31.2,31,31.5,31.5,31,31.7,31,31.1,30.8,30.2,30.5,31.5
1958,31,32.5,32.3,31.6,30.6,30.9,30.6,29.9,30.6,30.7,30,29.5
1959,31.6,32.1,31.9,31.5,30.3,29.5,30.1,30.1,30.7,29.4,29.9,29.4
1960,30.1,31.3,30.7,31,30.7,30.1,30.3,30.4,30.5,30,30.4,30.3
1961,30.9,32,31.3,31.4,32.1,30.9,29.9,29.7,30,29.8,28.9,30.1
1962,29.7,29.8,29,29.4,28.7,27.9,30.3,29.4,30,29.3,29.3,29.7
1963,30.6,29.4,30.8,30.3,29.9,30.7,29.7,30.3,29.7,29.2,29,30
1964,31.2,32.2,32.1,30.3,30.5,28.1,28.7,28.7,28.6,28.8,28.9,28.8
1965,28.5,30.2,30.5,29.5,29.4,30.6,30.5,29.2,29,28.8,28.8,29.1
1966,30.5,31.9,30.6,31.3,30.1,29.1,29.4,29.3,29.1,28.5,28.3,28.4
1967,29.3,28.9,29.6,30.5,30,29.1,29.1,29.9,29.1,28.7,28.9,29.2
1968,29.6,29.2,29.7,29.8,29.4,28.4,29.4,29.5,28.4,28.7,28.9,29.2
1969,28.6,30,31.5,30.3,30.7,29.9,31.4,29.1,29,28.6,29.1,28.9
1970,29.4,29.7,30.7,30.2,29,29.7,28.6,28.6,28,28.5,28.1,29
1971,27.4,28.1,27.8,29.5,29.1,28.9,29,28.1,27.9,28,28.3,28.7
1972,28.7,29.6,30.2,31.2,29.9,30.2,30.9,29.3,29.2,29.6,29.4,29.4
1973,30.6,30.8,30.4,30.6,29.3,28.3,28.9,27.6,26.9,27.6,27.6,27.1
1974,27.2,27.7,28,29.1,29,28.4,28.6,28.9,27.5,27.6,27.9,28.6
1975,28.7,27.6,28.6,29.3,28.3,28.4,26.7,28.1,27.1,27.2,27.1,26.4
1976,28.1,27.9,29,29.4,28.7,28.9,29.9,29.4,29.8,28,28.7,28.7
1977,29.3,29.8,30.4,30.1,28.8,28.7,29.2,28.9,28.3,28.1,28.4,29.1
1978,29,30.2,29.1,29,28.9,28.7,28.6,29.4,28.4,28.5,28.6,28
1979,29.2,29.5,29.4,30.2,29.2,29.1,29.5,29,27.8,28.7,28.7,28.9
1980,28.7,29.4,30.9,30.9,29.9,29.5,29.7,28.9,29.2,29,28.3,27.8
1981,29,29.1,29.6,29.4,28.5,28.1,28.8,28.2,28.7,28.2,28.3,28.3
1982,28.4,28,28.9,28.9,28.4,29.8,29.5,30.7,29,28,28.4,28.7
1983,30.4,31.4,30.7,30.1,30.4,30.1,30.1,29.9,29.4,28.8,29,27.8
1984,27.7,27.9,29.5,29.8,29.3,28.7,28.1,28.1,27.7,28.2,28.4,28
1985,28,29.8,29.8,30.1,30.1,30.4,29.4,28.3,28.2,28.5,28.4,29.1
1986,28.6,28.5,29.7,30.4,30.1,30.2,31.5,29.9,30.5,29.7,30.1,31
1987,30.7,30.9,29.9,29.9,31.2,31.6,29.7,30.7,29.8,29,30.2,29.9
1988,30.3,29.7,30.9,29.5,30.1,29.1,28.9,29,28.1,28.5,28,27.6
1989,28.5,28.6,28.6,30.5,29.1,28.7,29.3,28.6,28,28.3,29.2,28.7
1990,29.2,28.8,30,30,30.3,30.3,29.6,30,29.8,28.1,29.2,29
1991,29.7,30.1,29.4,29.9,29.2,29.5,28.8,28.8,29,29.7,28.8,29.2
1992,29.8,30,31.2,30.8,30,30.7,29.2,29,29,29.2,29.2,28.9
1993,29.2,29.5,29.4,30.1,29.8,30.2,30.1,29.6,29,29.5,28.8,29.3
1994,29,29.4,29.4,30.2,29.7,30,29.9,29.5,29.7,29.1,28.9,29.2
1995,30.1,30.3,30.5,30.5,29.9,29.9,29.5,29,29.8,29,28.9,28.9
1996,29.1,28,27.7,28.4,29.1,28.5,28.1,27.8,28.5,26.8,27.6,28.3
1997,27.7,28.6,28.3,29.1,29.1,28.1,30,29.7,28.1,28,28,28.4
1998,29.4,30.8,28.9,30.1,29.7,28.6,28.5,27.9,28.1,28,27.9,27.2
1999,27.6,27.7,29,29.6,29,28.6,29.1,28.6,27.5,28,28.3,28.4
2000,28.2,28.6,28.9,29.6,28.9,28.9,28.6,29,27.9,28.8,28.7,28.7
2001,28.7,29.3,29.3,30.1,29.7,29.5,29.4,30,28.8,29.4,29,29
2002,29.7,29.9,29.7,29.7,29.9,29.2,29.8,28.7,28.7,27.8,27.6,28
2003,29,29.2,29.2,29.4,29.7,28.3,28.6,29.1,28,27.5,27.5,28.1
2004,27.1,28.3,28.7,28.8,29.7,28.8,29,28.5,27.6,29.4,27.8,27.6
2005,28,28.2,28.2,29.3,29.2,28.6,29.9,29.1,28.7,27,27.7,26.9
2006,27.7,29.7,28.1,28.5,28.6,28.4,28.7,28.7,28.5,28,28.3,27.9
2007,28.5,29.5,28.6,29.1,28.4,28.5,29.5,28.1,28.6,27.1,28.1,26.7
2008,28.2,28.9,28.8,29.7,28.7,28.8,28.7,28.3,28.2,28.3,27.9,27.8
2009,28.3,29.5,27.7,30,29.5,29.2,30.3,29.9,30.1,29.7,29.9,29.7
