1901,30.1,31.8,31.2,30.8,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1902,30.2,31.6,31.3,30.7,30.6,29.3,28.5,28.4,29,29.3,29.6,29.8
1903,30.4,31.9,31.5,30.8,30.5,29,28.5,28.4,29,29.3,29.6,29.8
1904,30.2,31.6,31.1,30.7,30.4,29.2,28.5,28,29,29.3,29.6,29.8
1905,30.4,32,31.7,31.1,30.8,29.1,28.5,28.5,29,29.3,29.6,29.8
1906,30.1,31.8,31.7,31.2,30.5,29.2,28.5,28.3,29,29.3,29.6,29.8
1907,30,31.9,31.5,30.9,30.6,29.2,28.5,28.6,29,29.3,29.6,29.8
1908,30,31.6,31.4,30.9,30.6,28.8,28.5,27.8,29,29.3,29.6,29.8
1909,30.2,31.9,31.6,31.1,30.6,29.7,28.5,28.9,29,29.3,29.6,29.8
1910,29.9,31.5,31.1,30.5,30.3,29.6,28.5,28.3,29,29.3,29.6,29.8
1911,30,31.7,31.6,30.9,30.7,29.4,28.5,28.4,29,29.3,29.6,29.8
1912,30.3,32.2,31.9,31.3,30.9,29.7,28.5,28.5,29,29.3,29.6,29.8
1913,30.1,31.6,31.3,30.7,30.4,29,28.5,28.3,29,29.3,29.6,29.8
1914,30.5,31.9,31.7,31.1,30.7,29.2,28.5,28.3,29,29.3,29.6,29.8
1915,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1916,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1917,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1918,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1919,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1920,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1921,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1922,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1923,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1924,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1925,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1926,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1927,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1928,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1929,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1930,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1931,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1932,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1933,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1934,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1935,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1936,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1937,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1938,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1939,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1940,30.2,31.9,31.5,30.9,30.6,29.3,28.5,28.3,29,29.3,29.6,29.8
1941,32.1,33.3,33.2,32.2,31.4,30,28.1,28.3,29.9,30.5,29.6,29.9
1942,31.6,33.4,32.9,31.8,31,30.2,29.6,28.2,29.6,30,29.6,30.1
1943,30.9,32.2,31.9,30.9,30.6,28.9,28.8,28.2,29.6,29.7,29.5,30.5
1944,31,32.1,31.7,31.1,30.9,30.5,29.9,28.2,30,29.7,29.5,30.3
1945,31.7,32.5,32.8,30.7,30.8,29.9,29.2,28.2,29.6,29.6,29.6,29.9
1946,31.6,32.8,32.8,31.8,30.7,29.9,29.1,28.2,29.6,29.5,29.5,30.1
1947,31.2,32.3,32.6,31.1,31.4,30.6,29.2,29.1,29.7,30.2,29.6,30.2
1948,30.8,31.7,31.9,30.2,30.7,29.5,28.5,28.4,30,30,29.5,29.5
1949,31.6,32.4,32.3,31.8,31.4,29.5,29.1,28.3,29.6,29.8,29.6,28.3
1950,30.8,32.3,31.8,30.9,30.6,30.2,28.6,27.4,29.3,29.1,29.5,29.5
1951,31.6,32.4,31.9,31.7,30.9,29.9,29.2,28.6,29.6,30.1,29.5,30.9
1952,32.2,32.5,32.5,31.6,31,29.4,29,27.3,29.4,30.4,29.3,30.6
1953,31.1,32.1,32.4,31,31.2,29.9,29,27.5,29.6,30,29.6,30.2
1954,31,31.6,32,31.2,31.1,29.7,28.6,28.7,29.5,29.8,29.8,30.1
1955,30.5,32.2,31.6,30.6,31,29.4,28.6,28.3,29.2,29.8,30,30
1956,30.2,32.1,31.3,30.9,31,29.6,28.3,28.2,29.5,29.4,30.3,30
1957,29.9,31.7,31.5,30.6,31.3,30.1,29.1,28.4,29.1,30,30.2,30.4
1958,31.6,32.4,32,30.9,31.2,29.7,28.3,28.9,30,30.4,30.1,30.5
1959,31,32.2,32.6,30.5,31.1,30.2,29,28.9,29.4,30.2,30.3,30.5
1960,30.9,31.7,31.3,30.4,30.9,29.5,28.8,28.6,29.4,29.7,30.2,30.4
1961,30.5,30.9,31.5,30.6,31.6,29,27.6,28.1,28.9,29.3,29.6,29.8
1962,29.6,31.8,31.2,31.4,30.8,29.3,29,28.8,29.5,28.9,30.2,29.7
1963,30.1,31.6,31.3,31,30.9,29.5,28.7,28.6,30.1,28.7,29.6,29.9
1964,30.2,31.6,32,30.8,30.7,28.9,28.2,27.8,29.2,29,28.9,29.3
1965,30.3,31.4,30.9,30.4,30.7,29.6,28.6,29.2,29.4,29.5,30.2,30
1966,30.8,31.2,31.8,30.7,30.9,29.2,28.7,28.5,29.2,29.8,30.3,29.8
1967,30.1,32,31.1,31.2,30,29.1,27.6,27.7,28.8,29.3,29.5,30
1968,30.1,31.5,31,31,30.7,28.9,28.8,28.6,29.3,28.8,30,29.9
1969,29.6,31.9,31.8,31.3,31.6,29.8,28.7,28.8,29.3,29.6,30.6,30.2
1970,30.6,32.4,32.2,31.6,31.2,28.8,28,28.1,28.9,29.9,30.4,29.5
1971,29.3,31.5,31.2,30.6,30.2,29.2,28.1,27.6,27.9,29.4,29.2,28.5
1972,30.2,31.4,31.2,30.8,30.6,29.1,29,28.4,29.3,29.3,29.8,30.3
1973,31.2,32.8,31.7,30.4,30.1,29.5,28.8,28.1,28.8,29,29.4,30.4
1974,29.6,30.7,30.6,30.3,29.7,28.6,27.9,27.7,28.3,28.9,29,29.2
1975,29,31.1,31,30.4,29.9,28.7,27.8,27.6,27.7,28.4,28.8,29.2
1976,29.2,30.6,30.2,30,29.6,28.2,27.8,27.5,29.6,28.8,28.6,29.5
1977,30.1,31.4,31.7,31.2,30.5,28.7,28.2,28,28.9,29.5,29.8,29.7
1978,29.3,31.8,31.1,29.8,30,28.4,27.8,27.9,28.5,28.6,28.9,29.8
1979,30.5,31.8,31.5,30.8,30.1,29.5,28.9,28.3,29.1,29.5,30.1,29.9
1980,30.7,31.4,30.8,31.2,30.9,28.5,28.1,27.9,28.7,28.6,29.6,28.9
1981,29.8,32.4,31.5,31.2,30.5,29.4,28.7,28.4,29.1,29.5,29.1,30.4
1982,30.9,31.8,31.2,31.2,30.5,29.1,27.9,28.2,29.3,29.3,29.9,30.5
1983,30.5,33.2,33.3,32.4,31.3,29.6,28.6,28,29.2,29.3,29.2,29.5
1984,29.9,32.6,31.5,30.8,30.4,29.5,28.1,28.5,28.7,29.6,29.4,29.5
1985,30.8,31.7,31.8,30.3,30.5,29.3,28.1,28.1,28.5,29.7,29.5,30.2
1986,30.9,32.6,30.8,31.2,31.1,29.8,28.6,28.7,28.6,29.1,30,29.6
1987,30.9,31.9,31.7,31.5,31.5,30.2,29.4,28.8,29.3,29.6,30.1,30.8
1988,30.8,33.5,32,31.2,31,29.4,29.1,28.5,28.8,28.9,29.3,29.3
1989,27.6,31.6,31.4,31.1,29.9,30,28.7,28.6,28.6,29.8,30,29.7
1990,31.4,32.3,32.6,31.3,31,30.3,28.9,28.7,29.3,29.7,30.3,30.7
1991,30.7,32,32.2,31.5,30.6,30,28.7,28.1,29.6,29.5,30.4,29.9
1992,30,31.7,32.2,31.6,29.8,29,28.6,29.2,28.6,28.8,30.2,29.8
1993,29.2,31,32.3,30.3,30.7,28.9,28.8,28,28.5,29,30,29.7
1994,29.9,31.9,32,31.9,30.9,29.2,28.2,28,28.4,29,29.6,30.3
1995,30.3,31.7,31.6,31.6,30.7,29.6,29,28.6,29,30.7,30.5,30.5
1996,30.1,31.4,31.1,30.6,30,29.2,28.7,28.4,28.7,30.2,30,30
1997,30.6,31.9,32.4,31.3,31.1,29.8,29.3,29.7,30.4,30.3,31,30.3
1998,30.9,33.5,32.7,31.6,31.1,30.1,29.1,28.7,29.2,29,30.8,30.4
1999,29.9,31.1,32.1,30.7,30.3,29.2,28.2,28,28.5,29,30.1,29.9
2000,30.8,31,31.8,31.1,31.1,29,28.1,28.3,29,30.1,29.9,29.8
2001,29.4,33.4,31.3,30.8,30.7,29.5,29,28,29.2,29,29.9,30.7
2002,29.4,32.5,31.8,31.4,31.9,30.2,29.2,28.6,28.9,28.3,30,30.5
2003,30.5,32.8,31.5,31.1,31.5,28.6,28.7,28.8,29.5,29.5,30.4,30.7
2004,30.7,31.8,32,31.2,30.9,29,28.8,28.4,28.7,29.5,30.4,31
2005,29.8,33.5,32.1,31.2,30.6,29.7,28.7,29.3,29.6,29.2,29.6,30.6
2006,30.9,32.4,31.4,31.4,31.4,29.9,29.1,28.5,29.1,29.8,29.6,29.4
2007,29.5,32.8,31.5,30.2,30.7,29.7,28.6,28.9,29.1,29.3,30.8,30.2
2008,30,31.2,32.1,30.3,30.2,29.5,28.6,28.4,29.2,29.7,29.9,30.4
2009,30.3,32.5,32.1,31.8,31.9,29.9,28.7,28.6,29.4,30.5,29.6,30
