1901,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1902,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1903,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1904,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1905,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1906,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1907,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1908,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1909,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1910,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1911,29.9,31,31.2,31.9,31.8,31.9,32,31.6,31.8,32,31.9,31
1912,30.8,31.1,31.7,32,31.8,31.5,31.6,31.7,31.8,32.1,31.6,30.9
1913,30.3,31,31.7,31.6,31.8,31.4,31.6,31.8,31.8,32.2,31.7,31
1914,30.3,31.3,31.3,31.9,32.5,31.5,31.7,32.1,32.1,32.3,32,31.3
1915,30.4,31,31.2,32,32.1,32,31.4,32.3,31.8,32.2,31.9,30.9
1916,30.2,31.1,31.2,31.9,31.7,31.6,31,31.5,31.9,32.2,31.8,30.8
1917,29.9,30.3,30.9,31.7,31.1,31.4,31.4,31.3,31.6,32,31.8,30.6
1918,29,29.5,31,31.4,31.4,31.1,31.5,31.8,31.7,31.8,31.8,30.3
1919,30.5,31.2,31.6,32.1,32.1,32,31.4,32,31.9,32.1,31.6,30.7
1920,30.2,30.9,31.3,31.9,32,32,31.7,31.5,31.9,32.1,32,30.3
1921,30.2,30.6,31.1,31.8,31.5,31.4,31.4,31.8,31.9,31.8,31.5,31
1922,30.7,30.8,30.9,31.3,31.4,31.4,31.4,31.4,31.9,31.9,32,31.2
1923,30.1,30.9,31,32,31.7,31.7,31.3,31.3,31.3,31.9,31.6,30.8
1924,30.4,30.9,30.9,31.8,31.4,31.3,31.6,32,31.4,31.7,31.2,30.5
1925,30.1,30,30.6,31.7,31.8,31.9,31.6,31.9,31.8,31.9,31.6,30.5
1926,30,31,31.5,32.3,32,31.8,31.5,31.8,31.7,32,31.6,30.9
1927,30.1,30.7,31.4,31.6,31.7,31.6,31.5,31.8,31.8,31.8,31.5,30.9
1928,30.3,30.6,31,31.7,31.8,31.7,31.5,31.6,31.8,32,31.4,31
1929,30,30.2,30.2,31.7,31.8,31.3,31.7,32,31.8,32,31.1,30.7
1930,30.3,30.9,30.6,31.9,31.6,31.7,32.1,32.7,32,31.8,31.6,31.1
1931,30.6,31.5,31.6,31.9,32,31.8,31.6,32.6,31.8,32,31.4,30.3
1932,29.8,30.9,30.4,31.2,31.3,31.1,31.5,31.5,31.5,31.9,31.2,30.9
1933,29.9,30.6,30.7,31.4,31.7,31.8,31.3,31.7,31.5,31.7,30.9,30.3
1934,29.2,29.9,30.1,31.1,31.6,31.2,31.2,31.7,31.8,31.5,31.2,30.9
1935,30.5,30.9,31.2,31.4,31.2,31,31.6,31.4,31.8,31.8,31.5,30.9
1936,30.5,31.3,30.8,31.6,31.5,31.4,31.5,31.4,31.7,31.6,31.2,30.9
1937,30.5,30.7,31.5,31.5,31.4,31.7,31.6,32.1,31.7,31.6,31.6,30.8
1938,30.2,31.3,30.8,31.5,31.3,31.8,31.5,31.3,31.5,31.9,31.5,30.8
1939,30.3,30.4,31.1,31.5,31.7,31.2,31.6,31.7,31.2,31.5,31.7,30.5
1940,30.3,30.8,31.7,31.9,31.8,31.9,31.9,31.3,31.6,32.3,31.9,31.1
1941,30.7,31.4,31.7,32.1,32,32.5,32.2,32.1,32.2,32.7,31.6,31.1
1942,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1943,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1944,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1945,29.8,30.4,30.8,31.5,31.6,31.4,31.2,31.4,31.4,31.7,31.1,30.3
1946,29.8,30.4,30.8,31.5,31.6,31.3,31.1,31.3,31.4,31.7,31.1,30.3
1947,29.9,30.4,30.6,31.2,31.3,31.1,31.1,31.3,31.5,31.6,31,30.1
1948,29.9,30.6,31.1,32.1,32,31.9,31.3,31.9,31.8,32.3,31.2,31.1
1949,30.7,31,31.4,31.6,31.4,31.5,31.4,31.8,31.8,31.8,31.4,30.9
1950,30.8,31.2,31.1,31.4,31.6,31.6,31.5,31.4,31.6,31.5,31.5,30.6
1951,29.5,30.2,30.8,31.7,31.6,32.1,31.3,31.9,31.7,31.8,31.7,30.7
1952,29.8,30.3,30.8,31.8,31.9,32,31.4,31.6,31.9,32.1,31.1,30.5
1953,30.1,30.3,30.8,31.4,31.3,31.8,31.1,32.1,31.7,32.1,31.6,31.1
1954,30.2,30.8,30.9,31.5,31.4,31.3,31,31.5,31.6,31.3,31.1,30
1955,29.7,30.6,31,31.6,31.9,31.5,30.9,30.9,31.1,31.5,31.2,29.9
1956,29.4,30.4,30.9,31.6,30.9,31.1,30.7,31,31.3,31.4,30.6,30
1957,29.8,30.4,30.6,31.6,31.2,31.7,31.2,31.3,31.4,31.8,31.3,30.1
1958,30.4,30.5,31.2,32,31.5,31.5,31.8,31.2,31.9,32,30.9,30.3
1959,29.5,30.8,30,31.1,31,30.8,31.4,31.1,31.4,31.7,30.6,30.5
1960,29.4,29.7,30.7,31.1,31.4,31.4,30.3,31.6,31.2,31.7,30.6,29.9
1961,29.4,29.7,30.7,31,31.2,30.9,31.4,31.5,32.1,32.5,31.5,30.3
1962,29.4,28.9,30.1,30.7,31.5,30.9,30.5,30.4,31.1,31.1,30.8,29.9
1963,28.4,28.5,30,31.2,30.9,31.7,31.5,31.7,31.7,31.5,31.7,30.8
1964,30.4,30.8,30.4,30.9,31.3,30.9,30.2,31,30.8,31.3,30.2,29.5
1965,29,29.9,30.1,30.9,31.3,31,31.1,31.6,31.9,31.8,31.4,30.2
1966,30.4,30.2,30.7,31.5,31.2,31.6,31,31.1,31,30.8,30.8,30
1967,30.3,29.5,30.6,31.5,31.9,31.8,30.8,31.5,31.5,32,30.4,29.5
1968,29.9,29.4,30.7,31.6,31.6,31,29.6,29.8,30.7,30.9,31.1,29.7
1969,30.9,30.7,31.1,31.4,31.7,31.5,31.3,31,31,31.7,31.1,29.8
1970,30.2,30.5,31.3,31.5,31.4,31.3,30.7,31,30.9,31.7,30.2,30
1971,29.5,29.2,31,31.3,31.9,31.2,31.1,31,31.6,31.4,29.9,29.8
1972,28.9,30.3,30.1,30.8,31.1,31.4,31.9,31,31.7,31.9,32.2,31
1973,30.6,30.6,30.4,31.2,31.5,30.8,31.2,31.3,31.4,32.1,31.2,29.8
1974,29.2,29.8,30.6,31,31,31,30.6,30.7,30.7,31.7,30.6,30.3
1975,30.1,30.2,30.7,31.4,31.1,31.1,30.5,31.7,30.8,31.8,30.8,30.3
1976,28.6,30.9,30.3,31,31.7,31.4,31.6,31.1,32,32,31.1,30.7
1977,29.7,29.8,29.9,31.3,31.4,31.2,31.9,31.5,31.9,32.2,31.6,30.6
1978,29.6,30.9,30.2,30.8,30.6,30.5,30.1,30.8,30.7,31.9,31,30.3
1979,30.1,31.3,31.3,31.3,32,31,31.5,31.4,31,31.8,31.3,30.2
1980,30.2,30.4,31.4,31,31.9,30.8,31.5,30.8,31.7,32,31.6,30.3
1981,29.9,30.8,31,31.9,32.2,32.2,31.1,32.5,31.3,32.5,31.2,30.4
1982,30.3,30.8,30.5,32,31.6,32,32.9,32.5,32.4,32.6,32.8,32.1
1983,30.9,32.5,32.2,33.2,32.6,32.1,31.9,32.6,32.1,32.2,31,30.1
1984,29.9,30.1,30.9,31.3,31.5,31.5,30.9,31.5,30.9,31.7,31.5,30.5
1985,30.4,31.5,31.2,31.4,32,32,31,31.7,31.3,31.5,31.3,30.8
1986,30,31.3,30.5,31.3,32.1,31.2,31.2,31.8,30.8,31.2,31.2,30.3
1987,30,31,31.9,32.1,32.3,32.5,32.1,32.2,32.4,32.1,32.1,30.1
1988,30.1,31.3,31.2,31.7,31.7,31.5,30.7,31,31.3,31.9,30.5,29.9
1989,29.9,29.8,31.1,31.4,31.5,31.3,31.3,31.7,31.3,31.3,31.2,30.2
1990,30,31,31.5,32.1,32.1,32,31.4,32,32.1,32,31.4,30.5
1991,30.5,31.1,31.5,32,31.8,32.7,32.3,32.2,31.9,32,30.8,30
1992,29.6,30.7,31.2,32.1,31.7,31.7,31.5,31.9,31.4,31.1,30.8,30
1993,29.5,30.7,30.7,31.6,31.4,31.6,31.7,31.9,31.5,31.5,31,30.5
1994,29.7,30.9,30.4,31.6,31.3,31,31.8,31.5,31.7,31.4,31.1,30.7
1995,30.2,30.4,31,31.7,31.8,31.9,31.6,31.4,31.6,31.8,31.3,30.1
1996,29.8,30.1,31,32.2,32.4,31.6,32.1,31.4,32,31.9,31.7,30.5
1997,30,30.7,31.5,31.9,32.2,32.9,32.1,32.3,31.5,31.5,31.1,31.4
1998,31.5,31.9,31.4,32.1,32.7,31.7,31.9,31.6,32.1,32.2,31.7,30.7
1999,30.4,31,31.4,32.5,31.7,32.3,31.9,32.2,32.2,31.9,31.8,30.5
2000,30.1,31,31.4,31.9,32.2,31.2,32.1,31.8,31.7,31.6,30.9,31
2001,30.3,30.3,30.9,31.7,32.4,32,32.3,32.4,31.7,32.2,31.5,31.1
2002,30.3,30.6,31.7,32.4,32.8,32.3,32.2,32.4,31.8,32.3,31.6,31.1
2003,31,31,31.7,32.3,32.9,33,31.8,32.2,31.9,31.6,31.1,30.2
2004,30.4,31,31.4,32.5,32.7,33.3,31.5,32.6,31.3,31.8,31.6,30.4
2005,30.7,32,31.2,32.4,31.5,32.1,31.7,32.3,31.5,31.9,31.4,30.6
2006,31.2,30.9,32.5,31.7,31.8,31.7,32.1,32.2,32,32.3,31.8,30.8
2007,29.8,31,31.2,31.2,31.8,32.1,31.6,31.7,32,31.7,31.5,30.4
2008,30.3,30.5,30.4,31.9,32.2,31.6,31.3,31.8,32,31.9,31,30.7
2009,29.9,30.8,31,31.7,32.2,32.1,31.6,31.9,32.2,32.1,31,30.1
