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