1901,29.5,31,31.4,31.9,30.3,29.4,29.3,29.1,28.5,29,28.8,28.9
1902,28.1,30.5,31.2,31.7,30.9,30.2,29.4,29,28.5,28.8,28.6,29.8
1903,29.6,29.6,32.1,32.8,31.5,28.6,28.9,28.5,28.2,28.4,27.2,25.7
1904,26.6,28.3,30.7,30.8,30.6,29.3,28.9,29.2,29,29.2,27.7,27.5
1905,29.9,31.2,31.7,32.8,30.6,29.3,29.3,29.6,29.2,29.4,29.1,31.5
1906,30.9,31.5,31.5,33.5,32.3,29.9,29.5,29.5,29.5,28.8,27.8,28.9
1907,28.7,30.1,30.3,31.6,30.1,29.1,28.9,28.6,29,28.7,28.5,26.7
1908,28.6,29.6,30.8,31.8,30.5,29.2,28.9,28.6,28.7,28.9,27.1,28.3
1909,28.8,30.1,30.9,31.5,30.3,29.3,28.6,28.9,28.9,29.1,27.4,27.4
1910,29.4,29.1,30,31.3,30.6,29,29.2,29,28.1,28.6,28.2,27.1
1911,28.2,29.4,30.9,31.9,30.9,29.3,29.1,29.5,29.1,29.1,30,29.9
1912,29.2,30.2,32,32.2,32.1,29.9,28.7,28.4,28.6,28.5,27.1,28.3
1913,28.2,30.3,31.3,32.5,30.2,28.8,28.2,28.6,28.7,28.6,27.7,28.2
1914,27.9,30.2,31.2,32.3,31.9,29.2,28.5,28.4,28.7,28.7,28.8,29.2
1915,28.9,31,31.5,32,30.7,29.1,28.9,28.9,28.6,28.4,27.4,26.1
1916,27,29.3,31.5,31.7,30.7,28.8,28.9,28.6,28.4,28.2,26.8,27
1917,28.3,29.6,29.9,32.2,30.9,28.6,28.6,28.1,28.1,27.8,27.4,27.2
1918,28,28.1,30.2,30.9,30,29.1,29.4,28.8,29.1,28.9,29.2,29.6
1919,29.5,30.4,31.9,31.9,30.9,28.8,28.7,28.8,28.7,28.8,27.9,28.7
1920,27.2,29.7,31.3,31.7,31.2,29.2,28.7,29,28.7,28.1,28.7,28.5
1921,28,29,31,31.4,30.1,29,28,28.5,28,28.3,27,28.1
1922,28.9,30.1,29.8,31.4,30.9,29,28,28.4,29,28.4,27.3,27.4
1923,27.9,28.4,30.4,30.7,29.7,28.7,27.6,28,28.1,28.3,28.4,28.9
1924,29,29.6,31.1,31.1,30.6,29,27.8,28.6,28.2,27.7,28.9,26.5
1925,28.6,28.7,30.7,30.4,30.7,28.9,28.7,28.6,28.8,28.2,28.3,27.1
1926,28.8,30,30.7,32.4,31.7,29.7,28.8,28.4,28.7,28.2,28.1,28.5
1927,28.5,29.8,31.4,30.7,29.7,28.8,28.4,28.4,28.6,28.2,28.3,28.4
1928,29.9,29.5,30.8,30.7,30.3,28.7,28.4,28.5,28.3,27.9,27.9,28.7
1929,29,29.2,29.6,30.8,30.4,28.5,28.1,28.4,28.6,28.1,27.9,29.3
1930,29.2,29.2,29.9,30.3,30.8,29,28.3,28.5,29.1,28.8,28.1,28.6
1931,29.4,28.7,32,32.2,31.2,29.4,28.9,28.6,28.6,27.8,27.4,28
1932,27.5,30,30.7,31.7,31.4,29.7,28.8,29.5,28.9,28.8,28.8,27.5
1933,29.3,30.3,31,31.7,31.5,29.6,28.8,29.7,29.1,28.9,27.4,28.1
1934,28.2,28.8,30.8,31.8,31.7,29.9,29.1,28.8,29.1,28.8,28.7,26.9
1935,29.6,30.4,31.8,32,30.9,29.4,28.7,29.2,28.9,29.4,29,29.1
1936,28.3,29.5,30.8,32,31.5,29.4,28.9,28.7,29.1,28.2,28.5,30.4
1937,30,30.8,32.2,31.8,29.2,28.5,27.9,28.5,28.1,27.8,27.6,27.6
1938,29.1,29.6,30.1,31.1,30.5,27.8,27.8,28.4,27.6,28.6,27.6,28.8
1939,31.8,29.8,31.1,32.6,31.7,28.7,28.7,29.4,28.4,28.5,28.4,26.1
1940,27.9,30.5,31,33.3,31.6,30.2,28.9,28.6,29.8,29.2,29.6,29.7
1941,31.4,31.2,31.9,33.4,31,29.9,29.3,29.4,29.9,29.4,29.8,29.7
1942,28.3,30,31,30.9,30.1,29,28.6,28.3,28.6,28.9,27.9,28.4
1943,28.5,29.9,31.2,30.3,30.3,28.9,28.6,29,27.9,28.2,27.6,27.8
1944,29.7,30.8,31.3,32.4,30.7,29.2,28.3,28.5,28.8,28.7,27.9,27.2
1945,29.5,31,30.1,31.4,30.7,29.3,28.8,29.3,28.9,28.1,29.4,29.5
1946,30.3,30.2,32.5,32,30.9,30.1,29.9,29.1,29.4,29.8,29.9,31.2
1947,31.5,32,32.3,32.3,32.7,30.4,28.8,28.9,29.6,29.6,29,29.7
1948,29.1,30.3,31.6,31.6,30.8,29.1,28.8,28.4,28.9,28.6,27.1,28.7
1949,27,30.3,31.4,31.5,31.5,29.8,29.1,29.2,28.7,29,28.7,30.1
1950,30.5,31.6,32.3,31.7,30.9,29.1,28.3,29.5,28.5,28.7,29,27.2
1951,28.4,30.2,31.5,32.8,31,28.3,28.8,28.9,28.9,29,28.8,27.7
1952,28.8,30.5,30.2,31.8,31.7,29.5,28.5,28,29,27.8,27.8,27
1953,27.6,28.4,30.2,31.2,30.3,28.2,28.4,27.8,28.4,29.2,27.6,28.1
1954,29.3,30.1,30.9,31.9,30,29.4,28.8,28.6,27.2,28.4,28,28
1955,28.3,30.1,31,31.1,30.5,27.6,29.1,28.7,28.2,27.4,26.5,28
1956,28.1,29.5,30.4,29.9,29,28.9,27.9,28.3,27.6,27.1,26.9,27.4
1957,28.9,29.7,30.9,32.2,32.8,30.1,28.9,28.9,28,27.8,28.9,29.4
1958,29.9,29.9,31,31.9,32.1,29.2,28,28.2,28.5,28.1,28,28.5
1959,29.4,31.5,30.3,31.7,30.9,30.3,27.9,28.4,28.6,28.1,28.9,29.3
1960,29.3,29.9,31.9,32.2,30.6,29.1,29,29,28.6,28.2,28.1,28.2
1961,28.9,28.9,29.9,31.4,29.2,29.1,28.3,28.1,28.3,28.5,27.6,28.9
1962,28.9,29.3,30.6,32.6,31.5,29.8,28.5,28.5,27.5,28.8,29.5,29.1
1963,27.7,31.7,30.9,32.6,32.6,29.6,28.4,28.7,28.8,28.3,28.6,28.8
1964,30,29.9,30.8,33.6,29.6,29.4,29.4,28.7,28.5,28.9,26.8,28
1965,28.3,29.7,29.9,31.5,30.7,28.2,29.2,29.3,28.5,28.5,28.8,28.5
1966,29.8,30,31.2,32.1,30.4,30.1,29.2,29,28.3,28.5,28.3,28.2
1967,27.6,29,30.7,31,29.9,29.7,28.8,28.2,29.6,28.1,29.2,28.1
1968,29,29.3,30.3,30.1,30.1,29.3,28.8,29.1,28.6,28.5,29.6,30.4
1969,29.8,30.3,31.3,31.5,30.9,29.3,28.2,28.6,28.6,28.9,27.4,28.2
1970,29,29.6,31,31,30.5,29.4,28.3,27.9,28.8,28.5,28.1,28.4
1971,27.8,28.4,29.4,31.1,30.4,28.2,27.6,28.7,28.9,27.7,27.5,28.3
1972,28,30.5,30.4,30,32.7,29.2,28.6,29,29.1,29.4,28.2,28
1973,29.6,31.3,31.2,32.9,31,29.5,28.6,28.8,28.6,28.6,27.5,27.4
1974,28.1,29.3,30.1,30.6,29.5,28.6,29.2,28.3,28.6,28.4,27.9,28
1975,27.2,29.5,30.6,31.1,29.5,27.7,29,28.2,28.2,28.6,27.5,26.6
1976,28.9,29.4,30.2,30.4,28.7,29.8,29.3,28.6,28.7,28.9,27,28.4
1977,28.9,29,29.8,31.2,30.6,30.6,29.1,29.4,28.6,29.4,28.6,29
1978,29.4,28.7,30.9,31.4,30.2,29.3,28.5,27.8,28.4,28.3,28.9,28.9
1979,30,30.4,31.8,31.6,31.4,29.5,28.9,28.7,28.9,29.7,29.3,29.1
1980,29.7,30.4,31,31.7,31.2,28.7,28.7,28.4,28.3,28.4,28.5,28.3
1981,28.5,29.4,31.2,31,29.8,27.9,28.2,27.6,28.6,28.8,27,26.7
1982,28.4,30.3,31.1,30.4,30.5,28.1,27.7,27.2,28,29.1,29.6,28
1983,28.7,31.1,32,33.1,31.8,29.6,29.3,28.5,28.3,27.9,26.5,27.8
1984,27.7,29.3,30.5,31.1,30.6,27.8,28,28.4,27.7,28.2,29,28.9
1985,29.4,30.5,31.3,31.5,29.6,27.2,27.3,27.9,27.5,27.8,28.1,28.4
1986,28.1,29.8,30.7,32,29.7,28.9,28.2,28.1,28.5,28.2,28.1,28.2
1987,29.3,30.1,30.8,32.6,31.7,29.1,29.9,29.1,28.6,29.3,27.6,26.9
1988,29.6,30.2,31.5,30.9,29.7,29,28.4,29,28.1,27.6,26.9,28
1989,29.4,29.4,29.6,32,30.2,28.4,29.1,28.2,28.7,28.1,28.6,28.5
1990,29.9,30.6,31.3,32.3,30.9,29.1,29.1,29.2,28.9,28.7,28.6,28.8
1991,30.6,30.6,31.6,31.8,31.4,29.2,29.3,28.5,29.3,28.6,29.2,29.2
1992,28,29.6,31.6,33.3,33,30.3,29.5,28.6,29.7,27.5,28,28.9
1993,28.9,29.7,30.5,31.4,30.6,30.6,30.1,29.5,29.4,28.6,29.9,28.5
1994,29.7,30.8,29.8,31.6,30.6,28.8,27.8,28.1,28.9,29.3,29.7,30.6
1995,29.6,30.3,31.6,32.5,31.8,30.4,29,28.5,28.4,28.7,28.1,28.2
1996,29.6,28.9,31.1,31,30.2,29.7,28.2,29.1,27.9,28.5,28.6,27.7
1997,28.5,29.4,31,31,31.6,31,28.2,28.2,28.9,29.6,29.2,30.3
1998,30.6,31.4,32,33.1,32.6,30.3,30,29.6,28.5,28.5,28.4,27.9
1999,29.2,28.5,30.9,29.6,29.1,28.3,27.9,28.5,28.8,27.8,28.2,26.2
2000,29,29,29.7,29.8,29.6,28.4,28.5,28.9,28.8,28.8,28.9,29.7
2001,30.9,31.7,30.6,32.8,29.1,28.7,28,27.8,29.3,28.6,28.1,29.4
2002,30,30.3,31.7,31.8,30.2,29,28.9,27.7,28.2,29.9,29.4,29.9
2003,30,31.6,31.7,32.3,30.5,30.2,28.3,28.8,29.1,28.7,31,29.7
2004,30.4,30.2,32.6,33.3,29.9,28.9,28.4,28.4,28.8,29.1,30.9,29.1
2005,29.1,32.1,31.8,32.5,31.2,29,28.1,29,28.5,29.2,28.8,27.9
2006,30.3,31.4,32.2,32.5,30.3,29.2,27.9,27.9,28.6,29.1,30.9,29.2
2007,30.1,30.1,32.5,32.1,29.5,28.2,27.9,28.7,28.6,28.2,27.8,30
2008,29.8,29.9,31.1,31.2,28.9,28.8,27.9,29.1,28.2,29.2,27.6,28.2
2009,28.2,31.2,31.9,31.6,29.9,28.3,27.6,29.3,28.6,29,29.6,30.1
