1901,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1902,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1903,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1904,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1905,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1906,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1907,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1908,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1909,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1910,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1911,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1912,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1913,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1914,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1915,30.2,30.5,30.9,30.9,30.7,30.3,30.3,30.5,30.4,30.5,30,30.4
1916,30.3,30.5,30.9,31.2,30.6,30.2,30.1,30,30.3,30,29.8,30
1917,30,30.1,30.8,30.9,30.3,29.8,29.9,29.9,30.1,30,29.8,30.1
1918,30.1,30.4,30.5,30.7,29.9,29.7,29.9,30.2,30.1,30.2,29.7,30.1
1919,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1920,30.2,30.5,30.9,30.9,30.3,30,29.9,30,30.1,30,29.8,30.1
1921,30.2,30.4,30.5,30.6,30,29.8,29.9,29.8,30.1,29.7,29.7,30
1922,30.2,30.4,30.8,30.9,30.2,29.9,29.8,30,30.1,29.9,29.7,30
1923,29.9,30.4,30.8,30.7,29.9,30.1,29.3,29.9,30.2,29.8,29.9,29.8
1924,30.7,30.4,31.2,31.1,30.5,29.8,29.7,29.9,29.6,29.7,29.5,29.9
1925,29.7,29.9,30.3,30.7,30.3,29.7,29.8,29.8,30.2,30.2,29.6,30.1
1926,30.4,30.7,31.3,31.4,30.6,30.3,30,30,30,30,29.9,29.8
1927,29.9,30.3,30.8,30.8,30.2,29.9,29.5,30.1,30.2,29.8,30,30.4
1928,30.2,30.7,30.7,31,30.2,29.9,29.8,29.9,30.1,29.9,29.8,29.9
1929,30.4,30.6,30.7,31,30.2,29.8,29.5,30.1,30.2,30,29.9,30.3
1930,30.8,30.4,31.7,31,30.1,30.1,30.1,30.2,30.6,29.7,30.1,30.6
1931,30.6,30.7,31.3,31.5,30.2,29.8,29.2,30.2,29.8,30.5,30.2,29.6
1932,29.6,30.2,30.5,31.1,29.5,29.4,29.8,29.5,29.9,29.2,29.7,29.7
1933,29.6,30.2,30.4,30.6,30.1,29.4,29.8,30.3,30.9,30.1,29.2,29.4
1934,30,30.4,30.7,31.3,30.3,29.8,29.6,30.8,30.4,29.9,29.7,30.4
1935,30.3,30.1,31,31.2,30.3,30.2,30.5,30.1,30.7,29.9,29.9,30.3
1936,30.3,31.7,31.3,32,30.8,30.4,30.1,30.6,31.1,30.3,30.2,30.7
1937,30.4,30.5,31.1,31.7,30.9,30,29.9,30,30.4,30.6,30.2,30.5
1938,30.4,30.7,30.9,30.7,30.4,30.2,30.3,29.9,30.7,30.3,30.3,30.4
1939,30.9,30.3,30.8,31.2,30.8,29.9,30.5,30.1,30.2,30.5,29.8,30.2
1940,30.1,30.8,31.7,31.1,31,30.6,30.3,30.2,30.8,30.4,30.4,30.1
1941,31.8,32,31.7,31.8,30.9,30.1,30.6,30.6,31,30.8,30.9,31.2
1942,30.8,31.2,30.9,31.4,30.6,29.9,30.2,30.3,30.9,29.7,30.1,30
1943,31.3,30.2,32.2,32.1,29.9,29.8,30.5,30.2,30.9,31.5,30.3,31.6
1944,31.5,31.9,31.6,32.3,31.1,30.3,32,31.4,31.6,31.4,30.9,31.3
1945,31.7,31.8,32.4,31,30,30.7,30.7,30.8,32,30.8,31,31
1946,30.5,31.5,31.8,31.7,30.6,31.5,30.8,31.3,31.7,31.2,30.6,30.6
1947,30.6,30.5,31.7,31,30.5,29.9,29.7,30.1,30.7,29.8,30.5,30.9
1948,30.8,31.5,31,30.5,30.9,30.2,29.7,30.8,31.3,30,30.6,31
1949,29.9,30.6,31.6,31.8,30.9,29.8,29,29.5,29.9,30,30,29.3
1950,30.4,30.4,30.7,31.2,29.5,29.3,29.7,30.9,32,30,30.3,30.6
1951,29.7,30,31,31.2,31.5,31,30.1,30.5,31,31.6,31,30.6
1952,30.7,30.9,31.4,30.9,30.5,29.9,29.8,30.7,30.8,30.3,30.4,30.3
1953,30.5,30.8,30.5,31.4,30.9,31,30.6,30.5,30.4,29.7,30.4,29.8
1954,30.5,30.2,30.9,30.5,29.7,28.8,28.6,29.5,30.4,29.2,29.7,29.8
1955,30,30.8,30.3,30.3,30.5,29.5,29.1,29.8,30.1,29.2,29.8,29.7
1956,29.5,30.8,30.7,31.1,30,29.6,29.8,30.3,29.7,29.7,29.9,29.6
1957,30.7,30.9,30.6,31.2,31.2,31.6,31,31.7,31.5,31.5,32.1,31.4
1958,31.6,31.6,31.9,31.5,31.1,30.6,30.4,30.2,30.9,30.7,30.6,30.2
1959,30.6,31.9,31,31.6,31.2,29.2,30.3,30.1,31.4,30.2,30.2,29.9
1960,29.8,30.4,30.8,31.5,30.9,30.3,30.2,30.6,31.1,30.6,30.5,30.4
1961,30.9,31.5,31.6,31.3,31.4,30.5,29.3,30.6,30.8,30.5,29.2,30.6
1962,30.2,30.6,30.1,30.8,29.9,29.3,30.4,30.2,31.5,30.8,30.2,30.6
1963,30.7,30.2,31.2,31.4,31.3,31.1,30.4,31.6,32,31.5,29.9,31.2
1964,31.5,30.6,31.3,30.4,30.4,28.2,28.5,29.2,29.7,29.5,29.3,29.1
1965,30.1,31.6,31.4,30.1,30.8,31.8,30.9,30.9,31.2,31.2,30.1,31.1
1966,31.8,32.3,31.1,31.2,30.3,29.6,29.7,29.8,30.7,30.5,29.7,29.3
1967,29.4,30.2,31.2,31.4,30.3,29.2,29.4,30.6,30.2,30.7,29.6,30.3
1968,30.3,30.4,30.3,31,30.1,29.1,29.8,30.5,29.3,29.8,30.7,30.8
1969,29.9,31.3,32,31,31.2,30.8,31.7,30.7,31,30.4,30.8,30.5
1970,30.6,30.8,31.2,31.5,30.3,30.2,29.5,29.6,29.8,30.5,29.5,30
1971,29,29.3,29.1,30.7,29.2,29.4,29.2,28.2,28.9,28.9,28.9,30
1972,29.6,30.5,30.7,30.9,29.9,31.2,31.7,29.6,30.3,30.3,30.3,30.1
1973,31.3,31.5,31.4,30.9,30,28.6,29.1,28.7,27.8,28.7,28.7,28.6
1974,29.2,29.5,30.1,30.7,29.9,28.9,29.2,28.5,28.1,28.4,28.8,29.2
1975,29.1,28.8,29.7,30.3,28.9,29.1,27.2,28.9,28.2,28.3,27.6,27.3
1976,28.6,28.5,29.2,29.7,29.5,29.8,30.3,30.4,30.6,29,29.7,29.8
1977,30.1,30.4,31.4,30.6,29.9,29.7,29.5,29.8,29.7,29.7,29.7,30.4
1978,30.2,31.2,30.2,29.9,30.3,29.6,29.5,30.6,30.3,30.1,30.4,30
1979,30,31.4,30.8,31.7,30.8,30.6,30.7,30.1,30.1,30.6,29.3,29.9
1980,29.7,30,30.9,30.9,30.5,29.9,30.3,29.5,29.9,29.6,29.6,29.6
1981,30,30,30.5,30.4,29.5,29.3,29.8,29.4,30.4,29.5,29.4,30.1
1982,29.6,30.5,30.7,30.8,29.8,31.1,30.4,31.5,30.8,30.5,31.4,31.1
1983,31.3,32.1,32.1,31.3,31.9,32.2,31.9,31.4,31.3,30.3,30.6,29.2
1984,29.9,29.5,31,30.3,30,29.5,29.1,29.4,29.3,29.4,29.5,30.2
1985,28.8,31,30.9,31.2,30.2,30.6,29.3,29.1,29.4,29.5,29.6,29.6
1986,29.2,29.4,30.1,30.5,30,29.6,30.6,30.4,30.7,29.3,29.9,30.8
1987,31.4,31.2,31.6,31.6,30.8,31.4,30.4,30.5,31.1,30.5,31.3,31.5
1988,30.9,30.6,31.3,30.4,30.8,29.7,29.4,30.1,29.6,29.7,29.1,29.1
1989,29.4,29.7,30,31,29.4,28.4,29,29.1,29.2,29.5,30.3,29.8
1990,30.1,29.7,31,30.6,30.7,30.6,29.8,30.1,30.4,29.4,29.9,30.2
1991,30.3,31.1,30.9,31.3,30.8,30.5,29.6,29.9,30.2,31.2,30.4,30.9
1992,30.7,30.8,32,31.6,30.7,31.2,29.2,29.2,29.8,30.3,30.1,29.8
1993,30,30.2,30.6,31.1,30.8,31.1,30.9,30.3,30.4,30.4,30.1,30.6
1994,30.1,30.4,30.4,30.8,30.4,30.3,30.1,29.9,30.5,30.5,30.9,30.8
1995,30.6,30.8,31.3,31.8,31.2,30.4,30.1,30,31.6,31,30.8,30.8
1996,30,30.2,30.2,30.3,30.3,30,29.1,30.3,30.3,28.4,30.4,30.4
1997,29.1,30,29.6,31.3,30.7,30.5,32,30.8,30.5,29.8,29.9,31.4
1998,30.5,32.2,30.3,31.7,31.5,31.3,31,30.1,30,30.3,30.2,30.5
1999,30.4,29.7,30.8,31,29.9,29.5,29.1,30,29.9,29.4,29.6,29.6
2000,29.5,29.7,30.2,30.6,29.6,29.3,29.1,29.8,29.4,30.2,29.5,29.9
2001,30.4,31.1,30.2,30.9,29.6,29.2,29.5,30.2,29.5,30.1,29.7,29.8
2002,30,30.8,31,31.1,30.7,29.4,29.8,29.5,30,29.3,29.5,29.7
2003,30.6,30.8,30.1,30.3,30.2,29.3,29.6,29.6,29.4,29.3,29.5,30
2004,28.4,29.7,29.7,30.1,29.7,28.9,29.2,29.3,29.5,30.8,29.6,30.5
2005,29.9,29.5,28.8,30.4,29.9,29,29.8,29.7,29.7,28.1,28.8,29.1
2006,29.7,30.1,29.2,29.6,29.4,29.6,29,29.8,30.1,29.3,29.8,30.1
2007,30.7,30.6,29.6,30.1,29.2,28.4,29.4,28.8,29.4,28,28.9,28.8
2008,29.1,29.8,29.9,30.2,29.1,29,29.3,29.5,29.8,29.6,29,28.9
2009,29.2,30.3,29,31.4,31.1,30.5,31.1,31.5,31.4,31.2,30.8,31.1
