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