1901,31.9,30.9,32,31.6,31.2,30,29.6,29.6,31,32.2,33.6,31
1902,32,31,31.4,32.5,31.8,30,30.1,29.9,32.9,32.7,33,31.5
1903,31.4,30.8,32.1,32.3,32.2,30.8,29.5,30.5,30.5,31.8,32.4,31.3
1904,30.8,30.7,31.7,31.6,31.9,29.8,29.1,30.5,30.7,33.1,33.4,31.8
1905,31.6,30.9,31.5,31.2,32,31.2,29.5,30.8,30.8,33.2,32.1,31.3
1906,32.3,31.2,32.5,32.3,31.6,30,29.5,30.1,31.3,32.1,32.3,31.3
1907,31.3,30.9,31.3,31.9,31.6,30.1,28.6,30.4,31.8,33.7,32.7,30.9
1908,31.6,30.7,32.2,32.1,31,30.6,29.6,30.9,32.4,33.7,33.1,31.2
1909,31.1,30.9,31.7,31.9,31.1,29.1,30.3,30.4,32.4,31.8,32.8,31
1910,31.5,31,31.7,32.2,31.2,29.4,29.3,30.5,31.9,33,31.3,30.8
1911,31.2,30.3,31.4,30.9,31,29.7,29.8,30.4,31.8,33,32.4,32.3
1912,31.9,30.6,32.5,32.3,32.1,30.3,29.6,30.8,32.8,33.1,33.5,31.5
1913,30.9,30.6,32.3,31.2,32.3,29.8,29.2,31.1,32,33.5,32.4,31.1
1914,31,31.4,31.9,32.2,31.7,30.6,29.4,30.8,32.2,32.7,32,32.2
1915,31.6,31.2,31.9,32.6,31.9,30,30.2,29.9,31.4,33.6,32.7,31.5
1916,31.5,30.7,32,32.1,31.3,29.9,28.5,30.6,31.6,32.7,31.6,30.3
1917,30.8,29.8,31.2,31.7,32.2,30.4,30.1,30.4,31.3,31.1,32.1,30.5
1918,31.6,30.5,31.6,31.4,31.2,30.3,29.2,30.1,31.7,33.1,32.5,31.6
1919,31.5,31.1,32,31.2,30.5,29.9,28.8,31.4,32.8,32.7,33.3,31.9
1920,31.3,30.7,31.6,31.1,31.6,29.1,28.6,30.6,32.8,33.6,32.2,30.9
1921,31,30.7,31.2,31.2,31.3,29.8,29.5,30.4,31.9,33.2,32.4,30.8
1922,30.6,30.6,31.7,30.5,31.2,29.4,28.7,30.4,31.1,32.3,32.6,31.8
1923,31.8,31.1,32.3,32.4,32.1,30.1,30.2,30,32.4,33,33.1,31.6
1924,31.5,30.9,32.4,31.7,31.9,30.1,30,30.8,32,32.5,32.4,31.2
1925,31.2,30.9,31.6,32.3,31,31.2,30.5,30.2,33.1,33.1,32.4,31.6
1926,32.1,31.5,32.9,33.1,32.2,31.3,30.2,31.1,32.9,33.3,33.5,31.9
1927,31.4,31.2,31.6,32.1,31.7,30.2,29.1,30.9,32,33.1,32.6,32.2
1928,31,31.2,32.3,32.8,32.3,29.9,29.6,30.7,31.9,33.2,32.9,31.5
1929,31.9,30,32.6,32.5,31.6,30.7,30.3,30.8,32,33.8,33.1,31.2
1930,30.8,31.3,31.7,32,30.7,29.7,29.3,29.8,33,32.5,33,31.7
1931,30.9,30.8,31.5,31.7,31.4,29.7,29.6,30.2,31,31.9,31.6,31.1
1932,31.5,30.6,31.9,31.3,30.5,29.8,29.6,30.4,31.1,32,32.9,31.2
1933,31.3,30.4,31.2,31.8,31.3,29.7,29.5,30.4,30.6,32.6,33,31.3
1934,31,30.5,32,32,31.7,28.8,29.4,29.4,30.9,32.2,32.5,30.8
1935,31.3,30.7,32.2,31.4,32,29.9,28.2,30.5,32.4,33,32.1,31.1
1936,31.1,31.7,32.3,32,31.9,29.5,29.2,29.9,31.5,33.6,32.9,31.2
1937,31.1,31.1,31.5,32.1,31.4,30.7,29.4,30.3,32.8,32.5,33.9,31.7
1938,31.6,31,32.3,32.3,31.9,29.7,30.1,30.9,31.8,32.6,31.7,31.9
1939,31.6,31.3,31.8,32.1,32.1,30.3,29.9,30.1,32.2,32.9,32.9,31
1940,30.7,30.6,31.5,31.7,31,29.7,29.2,29.8,31,31.4,31.7,31.3
1941,30.1,31.1,32,32.3,31.6,30.3,29.3,30.5,32,32.5,32.1,31.7
1942,31.3,31.6,32.4,32.2,31.3,29.9,29,30.3,31.4,31.2,32,31.4
1943,30.8,30.4,31.4,32.2,31.3,29.4,28.7,30.1,29.9,31.2,31.6,30.9
1944,30.8,31.1,31.6,31.5,31.5,30.9,29.1,30.2,31.6,31.9,32.9,31.5
1945,31.5,30.6,32.3,32.6,31.4,29.3,29.4,30.2,31.3,33.1,32.3,31
1946,30.8,31.2,31.4,32.1,31.6,29.9,29.8,30.4,30.5,32.4,32,31.1
1947,31.3,31.3,31.3,32.2,31.6,30.1,30.4,30.1,31.3,32,31.9,31.8
1948,31.3,31.2,31.9,32.7,32.6,30.5,29.8,30.4,31.5,32.2,32.3,30.9
1949,31.5,31,31.8,31.6,31.4,30,29.6,30.9,31.9,32.7,32.4,31.8
1950,31.4,30.4,31.5,32,30.7,29.8,29.1,30.4,30.7,32,32.3,31.5
1951,29.6,30.3,30.8,31.9,31.5,30.3,30.4,31.3,31.5,32.5,32,31.8
1952,30.7,31,31.7,32.1,31.6,30.1,29.9,30.8,31.1,31.9,31.6,31.7
1953,31.1,31.1,31.4,31.9,31.3,30.7,30.1,30.3,30.9,31.8,31.7,31.2
1954,30.1,30.8,31.1,31.9,32,30,29.8,30.6,31.6,31.8,31.3,31.3
1955,31.3,30.4,30.8,31.4,31.4,29.7,30,29.9,31.1,31.6,31.7,31.1
1956,30,30.5,31.6,31.7,31.1,29.7,29.3,30.3,31.1,31.6,31.1,31.1
1957,31,29.6,30.9,31.3,30.6,29.4,29.1,30,31.4,31.9,31.5,31
1958,30.9,30.6,31.2,32.3,30.5,29.5,29.4,30.5,31.6,31.6,31.4,30.4
1959,30.5,30.8,30.8,30.9,30.5,29.4,28.8,29.6,30.9,31,31.5,31.5
1960,30.7,31,30.8,31.5,31.2,30,29.1,29.8,30.9,31.1,31.2,31.1
1961,31.3,31.5,31.6,32.1,32.2,30.2,30.4,30.3,31.3,32.1,32.3,30.7
1962,30.9,30.8,31.6,32,30.3,29.3,29,30.1,31.2,31.7,31.1,31.3
1963,30.9,30.5,31.8,32,30.6,29.6,29.3,29,30.6,31.3,31.8,31.3
1964,31.2,31.3,31.8,32.4,30.7,29.5,28.3,29.4,30.6,30.8,31.1,31
1965,30.1,30.3,30.9,31,30.4,28.4,28.8,29.9,31.1,31.9,31.9,30.9
1966,32.1,31,31.6,32.3,31.7,30.4,30.2,30.1,31.6,31.7,31.5,31.5
1967,30.7,31.3,31.5,31.9,31.8,30.3,30.2,30.7,31.5,32.1,31.8,30.9
1968,30.6,30.8,31.5,31.5,30.6,29.4,29.4,29.7,30.9,31.4,31.8,30.9
1969,31.6,30.8,32.4,32.5,31.7,29.9,30.4,30,30.9,32.3,32.5,31.6
1970,30.6,31.4,31.8,31.5,31.2,29.6,29.5,30.1,30.9,31.6,30.8,30.6
1971,30.3,30.2,31.3,31.7,30.6,29.1,29.2,29.2,30.1,30.5,30.7,30.4
1972,30.2,29.5,30.2,31.2,31.4,28.4,29.7,29.9,30.6,31.5,31.1,31.4
1973,30.4,30.9,31.4,31.5,30.6,29.9,28.9,29.8,30.8,31.2,30.8,30.2
1974,30.3,29.5,30.9,31.2,30.4,28.9,28.7,29.4,30,30.8,31.1,30.5
1975,30.2,30.3,30.8,31.5,30.9,29.1,29.1,29.1,30,30.6,31,30.5
1976,29.7,30.2,30.9,31.1,31.1,29.8,29.4,29.6,30.4,31,31.3,31.2
1977,30.9,29.9,31,31.3,31.6,29.9,29.5,30.4,31,32.3,31.7,31.5
1978,31.1,31,31.4,31.6,31.1,29.9,29.5,30.2,31.1,32,31.6,30.4
1979,31.1,30.3,31.7,31.2,31.2,29.3,29.1,29.9,31.2,31.9,31.2,31.3
1980,30.8,31.5,31.1,31.5,30.7,29.1,29.4,30,30.4,31.7,31.9,30.9
1981,31.5,30.6,31.4,31.6,30.6,29.3,28.9,30.3,30.9,31.8,31.6,31.4
1982,30.4,30.4,31.2,31.3,31,30.6,29.9,30.2,31.1,31.8,31.6,31.1
1983,30.5,31.2,31.7,31.8,31.4,30.3,29.8,29.9,30.7,31.6,31.6,30.7
1984,30.3,29.9,31.3,30.9,30.6,29.2,28.5,29.1,30.1,31.5,31.6,30.8
1985,31.6,30.3,31.1,30.9,30.1,29.1,29.4,30.3,30.8,30.7,30.8,31.1
1986,30.5,30.7,31.5,31.9,31,28.7,28.6,29.6,30.6,31.3,31.8,31.3
1987,30.4,30.9,32.2,32.1,31.3,29.2,29.8,30.8,31.2,32,32,31.8
1988,31.3,30.8,31.7,32,30.7,30.3,29.5,30.1,30.7,31.9,31.6,31.5
1989,30.4,30.2,31.2,31.2,31.3,29.8,29.5,30,30.8,31.2,31.6,31.5
1990,30.9,31.1,32.1,32.1,31.1,29.9,28.8,30.4,31.4,32.2,30.8,31
1991,31.8,30.7,31.6,31.4,31.5,29.4,29,29.9,31.4,32,32,30.7
1992,31.1,30.5,31.9,31.9,31.4,29.8,28.4,29.9,30.9,31.9,32.2,32.3
1993,31.4,30.7,30.8,32.1,31.5,30.1,29.1,29.9,30.2,31.5,31.3,31.3
1994,31.1,31.4,31.8,32.7,31.8,30.3,28.6,31,31.9,32,32.2,31.9
1995,30.9,31,31.6,31.9,31.3,29.6,29.6,30.4,31.3,31.8,31.5,31.3
1996,30.9,30.6,31.6,32,31.1,29.9,29,29.6,31.7,31.3,32,31.3
1997,30.2,30.3,31.8,32.3,31.2,30.2,29.7,30.5,31.4,31.7,33,32.1
1998,31.8,31.3,32.7,32.3,32,30.1,29.8,30.6,31.1,31.6,31.9,31
1999,31.3,31.1,31.7,31.7,31.5,29.7,29.1,29.9,31.1,31.3,31.3,31.4
2000,31,30.7,31.9,31.8,31.8,30,29.3,30.4,31,31.8,31.8,31.2
2001,30.7,31.2,32.2,32.3,31.9,29.8,29.5,30.1,31,31.7,32.3,31.5
2002,30.7,31.2,32,31.7,31.1,29.7,30.1,30.7,30.6,32,32.3,31.4
2003,31,30.7,32.4,31.7,32.5,30,29.3,30,30.7,31.8,32.3,31.2
2004,30.8,31.3,31.8,31.9,31,28.8,29.7,30.1,31.7,32,31.4,31
2005,31.6,32.2,32.6,32.4,31.9,30.4,29.3,30.6,31.8,32.2,32.4,31
2006,31.2,31.3,32.1,31.7,31.5,30.1,29.7,30.5,31.1,32,32.4,31.8
2007,31.8,31.4,32.2,32.1,32.1,30.3,29.6,30.7,31.5,32.1,32.3,31.9
2008,31.4,31.1,31.4,31.4,31.2,29.5,29.8,30.6,31.3,32.4,32.2,31.7
2009,32.1,31.6,32.1,31.9,31.6,30.7,29.9,30.5,31.5,32.2,32.3,31.8
