1901,30.9,29.9,29.9,30.6,30.3,30,29.1,29.5,30.4,31.4,31.3,30.7
1902,30,30.1,30.2,30.9,30.4,29.8,29.5,30,30.3,31,31.3,30.4
1903,30.5,30.2,30.3,30.8,30.4,29.5,29.8,30.4,30.9,31.4,31.3,30.3
1904,29.7,29.9,30,30.2,30.4,29.1,29.5,29.9,30.7,31.2,31.2,30.4
1905,30,30,30.6,30.7,30.7,29.9,29.9,30.1,30.7,31.3,31.4,31
1906,30.8,30.6,30.5,31.4,31,30.5,30.2,30.4,30.7,31.3,30.8,30.5
1907,30.3,30,30.2,30.5,30.4,29.5,29.6,30.1,30.6,31.4,31.4,30.3
1908,30.4,30.2,30.2,30.7,30.6,29.3,29.5,30.3,30.7,31.3,31.4,30.3
1909,30.5,30.4,30.2,30.4,30.3,29.9,29.8,30.4,30.6,31.6,31,30.5
1910,30.3,30,30,30.2,30.3,29.6,30,30.6,31,31.5,31.2,30.4
1911,30.4,30.3,30.9,30.4,29.9,29,29.2,29.6,30.4,31.2,31.4,30.9
1912,30.3,30,30.1,30.6,30.3,29.8,29.9,29.9,30.9,31.4,31.3,30.7
1913,30.1,30.1,30,30.6,29.3,28.8,29.1,29.8,30.2,31.2,31.8,30.9
1914,30.1,30.6,30.5,30.8,30.3,29.1,28.8,29.8,30.5,31.1,31.2,30.6
1915,30.2,30.3,30.5,31,30.3,29.7,30.1,30.3,31.1,31.5,31.5,30.1
1916,30.1,30,30.2,30.9,30.5,30.2,30.3,30.6,31,31.4,31.1,30.4
1917,29.9,30,30.2,30.4,29.9,29.5,30,30.5,31,31.3,31.3,30
1918,29.7,29.7,30.2,30.4,30.1,29.5,29.3,30.2,30.4,31.4,31.7,30.6
1919,30.1,30.5,30.3,30.7,30.1,29.3,28.9,29.7,30.4,31,31.1,30.6
1920,30.2,30,30.4,30.8,30.5,30.3,30.4,30.6,31,31.4,31.3,30.4
1921,30.1,30,30,30.5,30.6,30.3,29.7,30,30.8,31.5,31.5,30.6
1922,30.3,30.1,30.1,30.7,30.1,29.4,29.1,29.4,30.5,31.2,31.6,30.4
1923,30.2,30.1,30,30.5,30.3,29.5,29,29.3,30.3,31.1,31.4,30.4
1924,30.6,30.2,30.5,30.3,30.7,29.8,29.8,30.1,30.8,31.4,31.7,30.4
1925,30.2,29.8,30,29.9,29.9,29.1,29.2,29.8,30.3,31.1,31.4,30.8
1926,30.3,30.5,30.9,30.9,29.9,29.4,29.4,30.2,31,31.6,31.7,30.7
1927,30.3,30.8,30.6,30.6,30.3,30,29.5,29.8,30.6,31.5,31.3,30.9
1928,30.1,30.5,30.1,30.9,30.1,28.9,29.4,30.1,31,31.6,31.6,30.7
1929,30.4,30.1,30.2,30.2,29.7,28.9,28.9,30,30.5,31.3,31.9,30.6
1930,30.7,30,30.1,30.8,30.4,29.1,29.6,30,30.5,31.3,31.3,30.4
1931,30.2,30,30.3,30.7,30.6,30.1,29.8,30.1,30.9,31,31.2,30.8
1932,30.8,30.5,30.2,30.9,30.3,29.8,29,29.7,30.7,31.5,31.3,30.4
1933,30.7,30.1,30.1,30.8,30.4,29.6,29.1,30.1,30.7,31.4,31.2,30
1934,30.1,29.7,29.9,30.7,30.2,29.8,29.7,29.8,30.6,31.2,31.4,30.9
1935,30.4,30.3,29.9,30.5,30.1,29.3,29,30,30.6,31.2,31.4,30.9
1936,30.3,30.3,30.3,30.7,30.4,29.7,29.9,30.5,31,31.4,31.4,30.6
1937,30,30.5,30.1,30.6,30.3,29.6,28.9,29.7,30.8,31.2,31.6,30.4
1938,30,30,30.5,31,30.6,29.8,29.3,30.1,30.7,31.1,30.7,30.4
1939,29.9,30,30,30.2,30,29.3,29.5,29.6,30.3,31,31.1,30.5
1940,29.8,29.7,29.9,30.4,29.6,29.3,29.2,29.8,30.3,30.9,31.2,30.5
1941,30.2,30.1,29.9,30.4,29.8,29,29,29.2,29.7,30.5,30.7,30
1942,29.7,29.8,31,31.3,30.9,29.8,29.4,29.9,30.8,31.8,31.1,29.8
1943,30,30.1,30.3,30.3,29.6,28.6,29.3,29.8,30,30.9,30.7,29.9
1944,29.8,30,29.5,30.3,29.6,29,28.8,29.8,30.5,31.1,31,28.9
1945,29.2,30.5,30,30.4,29.4,28.4,28,30,30,30.5,30.6,29.4
1946,29.6,29.9,30.8,29.1,30.3,28,29.1,29,29.5,31.3,30.5,29
1947,30.6,30.3,29.7,29.8,29.1,28.7,29.1,29.4,29.7,30.7,30.5,29.4
1948,30.4,30.3,30.5,30,29.4,28,28.9,28.7,29.4,30.7,30.9,29.3
1949,30.2,29.4,30.1,29.9,29,28.5,28.1,28.7,29.4,30.4,30.5,28.8
1950,29.6,30.1,30.2,30.2,29.7,28.6,27.8,29,29.5,30.3,30.2,28.6
1951,30.1,29.5,30.5,30.8,29.2,28.9,28.3,28.9,29.4,30.6,30.6,30.1
1952,29.9,31.4,31,31.5,30.2,28.4,29.3,28.6,29.3,30.9,31.1,30.2
1953,30,30.5,31.2,30.2,28.4,28.9,28.1,28.1,28.7,30.9,30.5,29.4
1954,29.9,31,31.4,31,29.3,27.9,28.1,29,29.2,30,29.9,28.1
1955,29.4,30.1,29.7,30.2,29.3,29.2,28.8,30,29.8,30.7,30.6,28.9
1956,29.4,29,30.3,30.5,29.7,29.3,29.5,29.1,28.6,30.9,30.6,29.9
1957,30.3,29.9,29.9,31.5,29.5,29.4,29.3,28.9,29.6,30.8,31.3,29.8
1958,30.6,30.8,30.8,31.2,31.5,30.2,30.2,30,29.9,31.6,31.3,30.9
1959,29.5,30.7,31,30.4,29.5,29.1,29.2,29.4,30.9,31.5,31.4,30.9
1960,29.6,29.7,29.5,30.2,29.2,28.3,29.2,29.1,30.6,31.2,31.8,30.1
1961,29.9,29.6,30.2,30.6,29,28.8,28.6,28.9,30.5,31,30.7,31.6
1962,29.3,29.9,30.4,28.9,29.7,30.2,30.5,29.3,30.4,31.9,32.2,31
1963,28.9,29.1,30.1,30,29.5,28.7,28.1,29.2,30.1,30.9,31.6,31
1964,29.7,31.2,29.9,30.8,30,28.7,28.8,29.6,30.9,31.5,30.8,30.3
1965,30.5,30.9,28.9,29.3,30.2,29.2,27.7,29,30,31,31.5,30.7
1966,30.1,30.1,30.1,31,30.1,29.8,29.1,29.6,31.3,30.6,31.2,30.9
1967,29.6,29.5,29.3,30.3,29.8,28,28.3,29.4,29.9,31,31.1,30.9
1968,30,28.5,29.7,30.3,29.7,29.4,29.1,29.6,30.5,31,30.7,30.8
1969,30,28.9,29.7,29.6,30.3,29,30.5,30.2,30.1,30.8,32.1,31.8
1970,31.7,30.3,30.9,30.6,29.8,30.2,29,29.5,31,32.1,31.7,29.6
1971,30.8,29.7,29.4,29.4,29.6,28.5,29.2,30.5,31.6,32,31.3,30.3
1972,31,30.3,29.7,30.7,29.8,29.9,29.5,30.5,30.2,31.4,31.4,31.4
1973,30,30.8,30,30.7,30.2,30,30.4,30.9,31.1,31.5,30.9,29.1
1974,28.1,29.4,28.8,29.3,29.3,28.3,28.9,29.9,30.9,31.6,30.5,29.5
1975,30.1,29.3,29.6,30.1,29.8,29,31,30.4,31,31.2,31.1,28.9
1976,29,29.2,29.2,29.7,28.3,28.4,28.6,28.8,29.7,30.7,31.3,30.3
1977,29.9,29.9,28.7,29.8,29.4,27.9,27.7,29.1,29.9,30.4,31.1,30.2
1978,29.5,29.7,30.5,30.7,31.4,29.5,29.7,30.4,30.1,30.3,31.2,30.8
1979,31.1,30.8,30.2,31.7,30.8,29.7,29.8,30.5,31.1,31,31.4,30.6
1980,29.9,29,30.5,31,30.8,30,29.8,30.1,30.9,31.7,31.4,30.3
1981,29.6,29.8,30.6,31.8,30.6,30.5,31.1,31.7,31.9,31.2,30.3,30.2
1982,29.7,29.4,29.8,30.7,29.7,29.4,28.5,29.5,30.3,30.1,31,30.3
1983,30.8,31.1,29.7,30.8,29.7,29.1,28.6,30.2,30.9,31.5,31.3,30.8
1984,29.5,29.7,29.7,30.4,30.5,29,28.6,30.4,30.6,30.9,31.4,30.3
1985,31.2,30.6,31.3,30.6,30.9,28.1,28.3,30.6,31.2,31.5,31.6,31.2
1986,30.1,31.3,30.9,31.3,31.5,30.8,29.5,29.3,31.1,31.9,31.2,31.4
1987,29.8,29.4,31.1,31,30.5,30,29.6,29.9,30.8,32,31.5,29.9
1988,31.2,31.4,31.3,31.6,31.3,29.6,29.8,31.2,31.4,32.2,30.2,28.5
1989,31.1,31.2,29.4,30.9,30.1,29.2,29.7,29,30.5,31.5,31.5,30.9
1990,30.2,30.7,31.4,31.4,30.2,29.5,30.5,29.5,30.2,31.4,31.1,29.5
1991,30,29.6,31.5,30.5,29.6,30.3,29.7,29.6,30.6,30.9,30.8,30.9
1992,31.1,30.8,31.2,31.3,31,29.2,29,30.4,31,31.3,30.5,30.7
1993,30.1,29.5,31,31.3,30.4,29.8,29.5,29.9,30.1,31.7,31.1,29.1
1994,30.4,30.3,30.2,30.5,29.5,28.9,28.5,28.5,29.5,30.9,31.4,29.3
1995,30.1,30.3,30.6,30.5,30.1,29.1,30.1,29.2,31.1,31,31,28.8
1996,30.3,30.7,30.3,30.5,29.4,29.8,29.5,30.2,30.3,31.4,31.2,28.5
1997,29.2,30.3,30.7,31.3,30.9,29.3,30.5,29.7,30.4,31.1,31.8,30.3
1998,30.4,31.6,31.9,32.3,30.7,31,32,31.6,32,33.1,31.9,29.3
1999,28.9,29.9,30.3,30.9,29.3,29.3,29.2,29.9,30.5,31.4,30.7,29.3
2000,29.4,29.4,29.7,31.4,29.9,27.8,29.7,30.3,30.9,31.9,31.6,29.2
2001,30.4,29.9,30,31.2,29.1,30.2,30.3,29.6,30.8,32,31.7,30.4
2002,31.7,30,32,32.2,31.1,29.6,29.4,29.5,31,31.8,31.9,31.1
2003,31.2,30.7,31.2,31.5,30.6,30,30.2,30.3,31,31.5,31.7,29.8
2004,30.5,29.8,30,31.8,30.8,28.4,29.2,30.3,29.7,32,31.4,30.3
2005,30.8,31.4,31.3,30.7,30,29.4,29.5,29.9,30.6,31.4,31.2,30.4
2006,29.8,30.3,29.8,29.9,29.3,28.7,28.7,29.5,30.1,30.8,31.4,30.3
2007,30.2,30.2,29.6,30.4,30.4,28.8,28.7,29.5,30.6,31.2,31.1,30.4
2008,30.1,29.8,29.9,30.3,29.7,29.4,29.1,29.8,30.7,31.5,31.5,30.2
2009,30.1,29.7,30.3,30.7,30,29.5,29.2,29.9,30.9,31.2,31.3,30.3
