1901,30.9,30.4,31.3,32.6,31.9,29.2,28,27.8,29.1,29.9,31.3,30.6
1902,30.6,30.4,32.1,32.4,32.3,30,28.5,28.5,28.1,30,31.1,31.1
1903,30.6,30.4,31.5,32.2,31.7,29.4,28,27.7,28.2,29.5,29.9,29.9
1904,30.1,30.2,31.4,32.3,31.4,28.6,27.6,27.7,28.6,30.1,30.4,30.3
1905,30.1,30,31,31.2,31.9,30.1,28.4,28.1,28.6,30,31.2,30.4
1906,30.8,30.7,30.9,32.7,32.8,29.4,27.9,27.7,27.8,29.8,31.4,30.9
1907,30.6,30.7,31.5,31.6,31.7,29.2,28,27.2,28.7,30.1,31.2,30.7
1908,30.6,30.2,30.8,32.8,31.7,29.8,27.5,27.4,28.6,30.1,30.5,30.2
1909,30.1,30.5,31.8,32,31.8,29.5,27.5,27.9,27.8,29.8,31.2,31
1910,30.5,30.8,31.9,32.6,32.3,29.2,28.4,27.3,27.6,29.4,29.7,29.6
1911,30.6,29.6,31.4,32,31.8,29.3,28,27.5,28.9,29.9,31.3,31.4
1912,30.5,31.5,31.9,32.9,32.8,29.6,28,27.8,28.6,29.7,30.5,30.2
1913,29.9,30.7,31.5,32.6,32.4,29.3,27.7,27.9,28.9,29.6,30.6,30.9
1914,30.3,30.8,31.6,32.1,32.6,30.2,28.1,27.7,28.9,30.2,31.4,31.2
1915,30.9,30.8,31.6,32.6,32.5,29.9,28.6,28.4,28.7,30.1,31.3,30.2
1916,30.2,30.3,32,32.8,32,28.7,28.3,27.6,28.2,29.5,30.7,30.2
1917,30.1,30.1,31.1,32.2,31.3,28.6,28.5,27.7,28,28.9,30.5,30.2
1918,30.1,29.8,31.1,31.8,30.9,29,28.9,28.2,28.6,30.6,31.9,30.7
1919,31.1,30.9,31.4,32.8,31.9,29.3,28.2,27.8,28.7,30.1,31.2,30.8
1920,30.7,30.9,32.1,32.3,32.4,29.7,28.1,28,28.7,30.3,31.2,30.4
1921,31,30.5,32,32.2,32.6,29.5,28.1,27.8,27.8,29.9,30.4,30.5
1922,30.7,30.5,32,32.7,32,29.2,27.7,27.7,28.3,29.7,31,30
1923,30.4,30.3,31.5,32.2,32,30.1,27.3,27.7,28.2,30.1,31.3,31.5
1924,30.8,31.1,32.3,33.4,32.9,29.7,28,28,28.4,29.9,30.8,30.8
1925,30.5,30,32,33.2,31.4,29.1,28.1,28,28.9,30.4,31.5,31.3
1926,31.2,31.2,32.2,32.1,32.7,30.2,28.9,28.1,28.6,30,31,31.1
1927,31,31.1,32.3,32.9,32.5,29.4,27.7,27.9,28.8,30,30.4,31.3
1928,31.3,30.6,31.7,32.9,32.9,29.7,28.1,27.6,28.7,29.9,31.4,30.9
1929,30.8,30.7,32,32.4,32.3,29.2,28.5,28.5,29,29.8,31.4,31
1930,30.6,30.5,31.6,32.5,31.8,29.7,28.2,28,28.7,30.2,30.9,31.3
1931,31,31.6,31.8,33.5,32.8,30.6,28.1,27.9,28.3,29.9,31.3,30.8
1932,30.1,30.2,31.7,32.2,31.9,29.4,27.7,28.3,28.7,30.6,31.4,30.9
1933,30.6,31.2,31.6,32.1,30.9,28.5,27.9,27.4,28.1,29.8,31.6,30.9
1934,30.2,30.6,31.3,32.4,31.9,29.1,27.8,27.7,28.4,30.5,29.3,30.4
1935,30.2,30.9,31.2,31.4,32.6,29.6,27.7,27.7,27.8,30.7,30.6,31.4
1936,30.8,30.6,31.8,32.2,32.6,28.4,27.8,27.9,29,30.5,32.1,31.3
1937,30.6,31.4,31.9,31.9,32.2,29.2,27.4,28.1,28.8,30.1,31.1,31.1
1938,31.7,30.6,32.6,32.6,32,28.2,27.6,27.8,28.2,29.1,30.7,30.9
1939,30.9,31.4,31.3,32,32.1,29.4,27.6,27.9,28.6,30.6,30.7,30.5
1940,29.8,31.1,30.4,32.1,32.2,29.4,27.9,27.5,29,30.4,31.9,31.2
1941,30.8,31.9,33,32.6,32.4,29.2,28.5,28.7,29.1,30.4,32,32.5
1942,31,31.5,32.9,30.7,32,28.6,27.5,27.7,28.3,29.9,30.3,31.3
1943,31.3,31.2,32.2,31.1,30.5,27.7,27.6,27.5,28.1,28.7,30.7,30.4
1944,30.9,30.5,31.1,30.8,31.8,29,27.8,28.1,28.8,29.2,30.7,31.9
1945,30.4,31,32.2,30.8,31.3,28.8,28,28.2,28.5,29.1,30.3,30.6
1946,30.1,31,32.3,30.8,30.7,28,27.9,27.6,28.4,29.7,30.5,32.4
1947,31.3,31.4,32.4,31.6,31.2,29.2,28.3,28.4,28.1,29.3,29.9,31.5
1948,31.8,31.4,32.2,31.1,31.3,29,28.3,28.2,28.6,29.2,31.3,30.9
1949,31.3,30.9,32.6,31,30.6,28.5,28.3,28.2,28.3,29.2,29.8,31
1950,30.8,30.8,31.7,31.2,31.3,28.9,27.6,28.2,28.5,29.6,29.9,31.3
1951,30.9,31,31.9,31.7,31.4,28.1,28.2,28.2,29.1,29.8,31.8,30.8
1952,31.1,31.8,31.3,32.9,32.3,29.5,28.3,27.8,28.8,30.6,31.1,32.4
1953,31,31.8,32.6,32.5,31.8,29.5,28.1,28.1,28.9,29.4,30.2,31.1
1954,30.9,32,32.1,31.4,31.4,28.9,27.7,27.7,27.9,28.6,29.7,31.6
1955,31.2,32,32.3,31.8,30.5,27.9,28,27.7,28.7,29.6,30.3,31
1956,30.8,30.8,32.5,32.4,31,27.6,26.8,27.3,27.8,29.5,30.7,31.4
1957,31.3,31,31.3,31.9,31.8,29.4,27.9,27.7,28.9,30.8,31.8,32.4
1958,31.5,31.2,32.3,32.7,32.2,30.2,27.9,27.9,28.6,29.6,32,31.9
1959,31.7,31.7,33.1,32,32.2,29,27.4,27.9,28.3,29.4,31.4,32.2
1960,31.4,32.2,31.8,31.9,31.3,29.2,28,27.5,28.1,29.9,31.9,32.1
1961,30.8,29.7,31.7,32.3,30.6,28.2,26.9,27.9,28.2,29.1,31.4,31.1
1962,30,31.3,31.1,31.9,31.2,29.7,27.9,27.3,28.1,30.3,31,30
1963,30.8,31.5,32,32.1,32.4,28.9,28.4,27.5,28.9,29.7,31.5,31.6
1964,30.2,31.2,31.9,32.9,32.5,29.8,27.9,27.4,27.8,29.1,30.5,30.4
1965,30.4,30.1,31.1,31.8,31.9,29.8,28.3,28,28.9,31.4,32.8,31.4
1966,30.5,31.5,31.8,32.1,31.5,29.9,28.3,28.6,28.8,30.9,30.9,30.9
1967,30.7,31.6,31.6,33.3,32.5,29.8,27.8,28.1,28.3,29.9,31.7,31
1968,29.9,30.2,31.8,31.8,31.6,29.6,27.7,28.2,28.8,30.3,31.9,31.4
1969,30.5,30.8,32.4,33.3,33,29.8,28.3,28.3,27.9,30.1,31.7,31.6
1970,30.6,30.5,31,32.2,31.2,28.9,28.4,27.5,28.1,29.9,31.6,30.9
1971,29.9,30.3,31.6,32.8,31.7,28.6,28.1,27.5,28.3,29.1,30.8,30.4
1972,30.9,29.8,32.2,32.4,31.8,30.7,28.6,28.4,29.1,31.2,31.7,32
1973,30.3,31.5,31.8,33.6,32.7,29.7,28.2,27,28.2,29.7,31,30.8
1974,31,31.4,32.9,33.3,31.5,29.1,27.9,27.9,28.6,29,30.8,30.4
1975,30.7,30.9,31,32.7,32,28.8,27.6,27.3,27.9,28.7,30.1,30.6
1976,30,30.5,33.2,31.6,31.4,29.7,28.2,28,28.9,31.1,31.2,31.3
1977,30.5,31,32.8,32.4,31.7,29.8,28.1,28.5,28.7,30.8,31.1,30.7
1978,30.5,29.7,30.8,32.2,32.1,28.5,27.1,27.5,27.9,30.6,31.6,31.3
1979,30.8,29.9,31.6,32.5,32.2,30,28.3,28,28.8,30.5,30.8,31
1980,30.4,31.3,31.6,32.8,33.2,29.4,28.5,27.7,29,30.7,32,30.6
1981,29.9,31.3,32,32.5,32.7,28.4,28.3,27.7,28.9,30.2,30.9,31
1982,30,30.5,31.1,31.6,32.1,29.4,28.5,28,29,31.2,30.6,31.3
1983,30.8,29.6,30.3,31.4,32.2,30.8,28.9,27.7,28.3,29.7,30.8,31.4
1984,29.7,31.7,32.7,32.9,33,29.4,27.9,28.1,28.5,29.7,31.8,31.8
1985,31,31,33,32.4,32.3,28.5,28.2,28.1,29.3,29.6,31.3,31.8
1986,30.7,30.3,31.9,32.9,33.1,30.2,29.1,27.8,29.5,31.4,31.9,31.3
1987,31.3,31.4,31.7,32.8,33,30.3,29.5,28.8,29.9,30.7,32.1,31.7
1988,31.3,31.6,31.2,32.2,33.2,30.2,28.6,28.1,28.9,30.7,31.5,32.1
1989,31.7,32.1,31.9,33,33.1,29.6,28.3,28.1,28.9,30.7,32.3,31.8
1990,32.1,31.2,31.1,32.1,31.2,29.5,28.7,28,29.1,30.6,31.4,31.7
1991,31,31,31.9,32.9,32.6,29.9,27.7,28,29.5,30.3,32.1,31.2
1992,30.9,30.4,32.3,32.1,32.4,29.7,28.6,27.9,29.2,30.1,32.1,31.4
1993,31.1,31.7,31.7,32.1,32.4,30.3,28.2,28.8,28.5,29.8,31.7,31.1
1994,31.6,30.9,33.1,32.4,32.7,29.3,27.9,28.3,29,30.4,31.6,30.9
1995,30.6,31.2,31.7,32.9,32.2,30.7,27.9,28.9,29.3,30.7,31.6,31.7
1996,31.2,32.1,32.7,32.6,32.5,30.4,28.2,28.1,29,29.8,31.8,31.4
1997,30.8,30.7,32.9,31.7,32.8,30.4,28.7,28.2,29.8,32,31.9,31.1
1998,31.7,31.8,31.9,33.2,33.7,30.5,29,29,28.7,30,31.1,31.2
1999,31.1,32.2,33,32.5,30.7,28.7,27.6,28.5,29.2,30.6,32.1,32
2000,31.6,30.4,31.9,32.7,31.1,29,27.9,27.6,29.3,30.5,32.7,30.9
2001,31.4,31.1,31.4,32.7,32.1,30,28.2,28.1,29.4,30.2,32.2,31.8
2002,30.8,32,32.6,33.2,33.1,29.8,29.5,28.2,29.2,30.9,32.2,31.5
2003,31.6,31.9,32.6,32.9,32.9,30.4,28.6,29,29.2,31,32.6,31.3
2004,31.1,31.5,33.3,32.9,31.7,29.7,28.5,28.3,28.9,29.9,31.9,31.3
2005,30.8,31,31.4,32.5,32.6,30.2,28.4,28.6,28.7,30.3,31.3,31.3
2006,31.6,31.9,31.8,32.2,31.8,29.7,29.3,28.3,29.1,30.7,32.5,31.6
2007,31.6,31.3,32.4,33.3,32.7,29.9,28.8,28.2,28.4,30.4,31.3,31.6
2008,31,30.4,31.8,32.4,32.5,29.7,28.8,28,28.7,31.1,32.3,32.3
2009,31.8,31.8,33,33.4,32.7,29.7,28.4,29,29.1,30.2,31.8,32.1
