1901,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1902,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1903,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1904,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1905,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1906,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1907,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1908,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1909,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1910,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1911,30.2,31.4,31.5,32.1,32,31.9,32.1,31.7,32,32.1,32.2,31.2
1912,31.2,31.5,32.1,32.1,32,31.5,31.6,31.7,32,32.2,31.8,31.2
1913,30.6,31.4,32,31.7,32,31.4,31.6,31.9,32,32.4,32,31.3
1914,30.6,31.6,31.6,32,32.6,31.5,31.7,32.2,32.3,32.5,32.3,31.6
1915,30.8,31.4,31.6,32.1,32.2,32.1,31.4,32.3,32,32.3,32.2,31.2
1916,30.5,31.4,31.5,32.1,31.8,31.6,30.9,31.5,32,32.4,32,31.1
1917,30.2,30.6,31.2,31.9,31.2,31.4,31.4,31.3,31.7,32.1,32,30.8
1918,29.2,29.7,31.3,31.5,31.5,31.1,31.5,31.9,31.8,31.9,32,30.5
1919,30.9,31.6,32,32.3,32.3,32.1,31.4,32.1,32,32.3,31.9,30.9
1920,30.6,31.2,31.7,32.1,32.1,32.1,31.7,31.5,32,32.3,32.3,30.5
1921,30.6,30.9,31.4,31.9,31.6,31.4,31.5,31.9,32.1,31.9,31.7,31.2
1922,31,31.1,31.2,31.4,31.5,31.4,31.5,31.4,32,32.1,32.3,31.5
1923,30.4,31.2,31.4,32.2,31.8,31.7,31.3,31.3,31.4,32.1,31.9,31
1924,30.8,31.1,31.1,31.9,31.5,31.3,31.6,32.2,31.5,31.7,31.3,30.7
1925,30.4,30.3,30.9,31.8,32.1,32,31.6,32.1,32,31.9,31.8,30.8
1926,30.4,31.4,31.8,32.6,32.2,31.8,31.7,32,31.9,32.1,31.9,31.2
1927,30.4,30.9,31.6,31.7,31.9,31.6,31.5,32,31.9,31.8,31.7,31.3
1928,30.7,30.8,31.3,31.8,32.1,31.8,31.7,31.8,32,32.1,31.6,31.2
1929,30.3,30.4,30.4,31.8,31.9,31.2,31.8,32.1,32,32.1,31.3,31
1930,30.6,31.2,30.8,32,31.7,31.7,32.3,32.9,32.3,31.8,31.9,31.5
1931,30.9,31.9,31.9,32,32.1,31.8,31.6,32.8,32,32.2,31.7,30.6
1932,30,31.1,30.6,31.3,31.3,31.1,31.6,31.5,31.6,31.9,31.4,31.1
1933,30.3,30.9,30.9,31.5,31.8,31.8,31.4,31.8,31.6,31.7,31,30.6
1934,29.4,30.1,30.2,31.1,31.7,31.2,31.3,31.8,32,31.5,31.5,31.2
1935,30.9,31.2,31.5,31.4,31.2,30.9,31.7,31.6,32,31.8,31.8,31.2
1936,30.9,31.7,30.9,31.6,31.5,31.4,31.5,31.5,31.9,31.7,31.4,31.2
1937,31,31,31.9,31.5,31.4,31.7,31.7,32.2,31.9,31.7,31.8,31.1
1938,30.6,31.6,31.1,31.5,31.4,31.8,31.6,31.3,31.7,32.1,31.7,31.2
1939,30.7,30.7,31.4,31.7,31.7,31.2,31.7,31.8,31.3,31.5,31.9,30.8
1940,30.7,31,32,32.2,31.9,31.8,31.8,31.3,31.7,32.4,32.2,31.3
1941,31,31.7,32,32.1,32,32.6,32.3,32.1,32.4,32.8,31.9,31.4
1942,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1943,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1944,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1945,30.1,30.7,31.1,31.6,31.7,31.4,31.2,31.4,31.5,31.8,31.3,30.5
1946,30.1,30.6,31,31.5,31.6,31.3,31.2,31.3,31.5,31.7,31.2,30.6
1947,30.2,30.6,30.8,31.2,31.4,31,31.1,31.3,31.6,31.6,31.1,30.3
1948,30.2,30.8,31.3,32.2,32.1,32,31.4,32,31.9,32.3,31.3,31.3
1949,31,31.4,31.8,31.7,31.5,31.4,31.5,31.8,32,31.8,31.5,31.1
1950,31.1,31.4,31.2,31.4,31.6,31.6,31.5,31.5,31.7,31.5,31.6,30.8
1951,29.7,30.4,31,31.7,31.6,32.1,31.3,31.9,31.8,31.9,32.1,31.1
1952,30,30.5,30.9,31.9,31.9,32.1,31.5,31.6,32.1,32.2,31.2,30.8
1953,30.5,30.6,30.9,31.4,31.3,31.8,31.2,32,31.8,32.2,31.8,31.4
1954,30.5,31,31.1,31.4,31.5,31.3,31.1,31.5,31.7,31.4,31.2,30.2
1955,29.9,30.8,31.2,31.6,32.1,31.5,31,30.9,31.2,31.5,31.3,30.2
1956,29.7,30.6,31.2,31.7,30.9,31.2,30.7,31,31.5,31.4,30.8,30.3
1957,30.1,30.7,30.9,31.6,31.3,31.8,31.3,31.2,31.4,31.9,31.5,30.3
1958,30.9,30.8,31.5,32.1,31.6,31.6,31.9,31.3,32,32.1,31,30.7
1959,29.9,31.1,30.3,31,31.1,30.8,31.4,31.1,31.5,31.8,30.8,30.8
1960,29.6,29.7,30.9,31.1,31.5,31.5,30.3,31.6,31.1,31.7,30.6,30
1961,29.7,30,31.1,31.2,31.3,31,31.3,31.6,32.3,32.5,31.4,30.4
1962,29.6,29.5,30.4,31,31.7,30.9,30.7,30.5,31.2,31.2,30.9,30.1
1963,28.8,29,30.2,31.6,31.4,31.7,31.5,31.8,31.9,31.6,31.6,30.7
1964,30.6,30.8,30.6,31.1,31.4,31,30.2,31.2,30.9,31.1,30.5,29.7
1965,29.4,30.3,30.5,31.2,31.3,31.1,30.9,31.3,31.7,31.4,31.3,30.3
1966,30.6,30.5,31,31.8,31.4,31.8,31,31.1,31.2,30.8,30.9,30.3
1967,30.7,29.7,31,31.7,31.8,31.8,30.7,31.4,31.4,31.8,30.4,29.6
1968,30.2,30,31.2,32,31.6,31.2,29.6,30,30.8,30.7,31.2,29.8
1969,31.3,30.8,31.5,31.7,31.8,31.4,31.2,30.9,31.1,31.5,31.1,30
1970,30.5,30.6,31.5,31.6,31.5,31.2,30.7,31.1,30.9,31.5,30.4,30.2
1971,29.8,29.4,31.2,31.6,32.1,31.3,31,30.9,31.7,31.5,30.1,29.8
1972,29.2,30.6,30.2,30.8,31.3,31.2,31.9,31.2,31.6,31.8,32,30.9
1973,30.8,30.9,30.5,31.2,31.5,30.8,31.3,31.1,31.2,31.9,31.3,30
1974,29.4,29.9,30.5,30.8,31.1,30.7,30.6,30.9,30.8,31.9,30.9,30.6
1975,30.3,30.4,30.8,31.4,31.2,30.9,30.5,31.6,31.1,31.9,30.8,30.6
1976,29.1,31.1,30.5,30.8,31.6,31.4,31.6,31.3,31.9,32.1,31.1,30.9
1977,30.1,30,30.1,31.5,31.5,31.1,31.8,31.5,31.9,32.3,31.6,31.5
1978,29.9,31.2,30.4,30.8,30.7,30.5,30.4,31,31,31.8,31,30.6
1979,30.3,31.5,31.5,31.3,32.1,31,31.5,31.5,31.2,31.8,31.2,30.6
1980,30.7,30.9,31.7,31.1,31.7,30.8,31.6,31,31.9,31.9,31.7,30.5
1981,29.9,30.8,31.1,31.8,31.9,32.1,31.3,32.5,31.5,32.6,31.5,30.7
1982,30.5,31.1,30.9,32,31.8,32.1,32.8,32.5,32.7,32.5,32.8,32.2
1983,31.1,32.9,32.5,33.3,32.6,32,31.9,32.6,32.2,32.3,31.3,30.3
1984,30.2,30.3,31.1,31.4,31.6,31.6,31.1,31.6,31,31.9,31.7,30.7
1985,30.8,31.7,31.4,31.5,32.2,32.2,31.2,31.9,31.6,31.7,31.6,31.2
1986,30.3,31.5,30.7,31.4,32.3,31.2,31.6,32.1,31.1,31.5,31.5,30.8
1987,30.2,31.2,32.2,32.2,32.2,32.6,32.2,32.2,32.6,32,32.4,30.7
1988,30.6,31.5,31.4,32,32.1,31.6,30.9,31.1,31.6,32.2,30.8,30.5
1989,30.2,30.3,31.1,31.4,31.5,31.3,31.5,31.8,31.5,31.6,31.5,30.8
1990,30.5,31,31.9,32.4,32.5,32.1,31.5,32.2,32.1,32.2,31.7,30.8
1991,30.9,31.4,31.9,32.1,32,32.7,32.5,32.4,32,32.2,31.1,30.2
1992,30,31.2,31.7,32.4,31.9,31.7,31.6,32.1,31.7,31.4,31,30.2
1993,29.8,31,31,31.7,31.7,31.8,31.9,32.3,32,31.8,31.4,30.8
1994,30.2,31.2,30.6,31.8,31.6,31.2,31.9,31.9,32,31.7,31.2,31.1
1995,30.7,30.6,31.3,32,32.1,32.1,31.7,31.5,32,32.1,31.6,30.6
1996,30.3,30.4,31.4,32.3,32.6,31.7,32.3,31.6,32.2,32.1,32,30.9
1997,30.5,31.2,31.9,32.2,32.5,33.3,32.4,32.5,31.7,31.8,31.4,31.7
1998,31.9,32.4,31.8,32.2,32.9,31.9,31.9,31.8,32.3,32.3,32.3,31
1999,30.7,31.2,31.5,32.7,31.9,32.3,32,32.3,32.4,32,32.2,31
2000,30.5,31.3,31.6,32,32.4,31.1,32.2,31.8,32.1,31.9,31.3,31.5
2001,30.7,30.8,31.2,31.8,32.5,32.1,32.6,32.3,32.1,32.3,31.9,31.3
2002,30.8,31.2,32.2,32.6,33,32.4,32.3,32.6,32.2,32.5,32,31.6
2003,31.3,31.3,32,32.4,32.9,33.1,31.8,32.3,32.1,31.8,31.4,30.6
2004,30.8,31.4,31.7,32.7,32.8,33.2,31.5,32.7,31.7,31.9,31.8,30.8
2005,31,32.4,31.6,32.7,31.7,32.4,31.9,32.4,31.6,32.1,31.7,31.1
2006,31.5,31.1,32.9,31.8,31.9,31.8,32.2,32.2,32.3,32.6,31.9,31.2
2007,30.1,31.4,31.4,31.1,32,32.2,31.8,31.9,32.2,31.6,31.7,30.8
2008,30.7,30.8,30.6,31.9,32.3,31.6,31.5,31.8,32.2,32,31.3,31
2009,30.3,31.1,31.3,31.8,32.5,32.2,31.7,31.9,32.4,32.4,31.1,30.4
