1901,32.8,31.7,32.1,31.3,29.6,28.1,27.5,27.5,29.1,30.8,33.2,31.4
1902,32.7,31.9,31.7,32.1,30.4,28.4,28.4,28.1,31.3,31.4,32.6,32.1
1903,32.2,31.6,32.4,31.9,30.9,29.2,27.5,28.7,29,30.8,31.8,31.7
1904,31.4,31.3,31.8,31.2,30.4,28.3,27.1,28.5,28.8,31.9,33.2,32
1905,32.3,31.5,31.5,30.7,30.6,29.8,27.5,28.8,29.3,32.3,31.7,31.8
1906,33.3,31.8,32.7,31.7,30.2,28.4,27.6,27.9,29.5,30.8,31.7,31.7
1907,32.1,31.7,31.6,31.3,30.1,28.4,26.5,28.2,30,32.4,32.1,31.3
1908,32.2,31.4,32.4,31.5,29.3,29,27.6,29,30.7,32.6,32.8,31.6
1909,31.8,31.6,32,31.4,29.6,27.5,28.4,28.5,30.5,30.6,32.3,31.5
1910,32.1,31.6,31.9,31.6,29.5,27.6,27.3,28.4,30,31.6,30.7,31
1911,31.7,31,31.5,30.2,29.3,27.7,27.7,28.1,29.8,31.9,32,33
1912,32.7,31.6,32.6,32,30.8,28.5,27.6,28.7,31.1,31.8,33.5,32
1913,31.6,31.5,32.6,30.8,30.9,28.2,27.5,29.2,30.3,32.5,32.2,31.5
1914,31.9,32.2,32.3,31.9,30.4,29,27.5,28.8,30.8,31.7,31.7,32.9
1915,32.5,32,32.2,32.4,30.2,28.2,28.1,27.8,29.7,32.5,32.4,31.8
1916,32.2,31.4,32.2,31.7,29.6,28.3,26.6,28.6,30.1,31.8,31.2,30.8
1917,31.6,30.6,31.5,31.2,30.7,28.8,28.3,28.2,29.3,29.9,31.7,30.6
1918,31.9,31.2,31.8,30.7,29.5,28.4,27.3,27.6,30.2,32.3,32.3,32.2
1919,32.4,31.9,32.3,31,28.8,28.2,26.9,29.2,31,31.4,32.7,32.4
1920,32.1,31.5,31.8,30.6,30.2,27.4,26.7,28.6,31.3,32.4,32,31.4
1921,31.7,31.7,31.7,30.6,29.7,28.4,27.4,28.3,30.1,32.1,31.9,31.2
1922,31.4,31.4,32,30.1,29.6,27.9,26.9,28.8,29.5,31.2,32.4,32.3
1923,32.6,31.9,32.6,32,30.5,28.4,28.4,28,30.8,32,33.2,32
1924,32.2,31.4,32.7,31,30.5,28.5,27.9,28.7,30.1,31.2,32,31.3
1925,31.7,31.7,31.9,31.9,29.6,29.6,28.5,28.2,31.2,31.9,32.2,32.2
1926,32.6,32.8,33.2,32.3,30.6,29.3,28.1,28.8,30.7,32,33.1,32.2
1927,32.1,32,31.8,31.5,30.1,28.3,27.3,28.6,30.1,31.6,32.3,32.6
1928,32.1,32.2,32.6,32.2,30.5,28.4,27.6,28.5,30.3,32,32.8,32
1929,32.5,31,32.7,31.9,30.2,29.1,28.5,28.5,30.6,32.8,33.1,31.7
1930,31.5,32,32.2,31.6,29.1,27.9,27.4,27.7,31.3,31,32.7,32.4
1931,31.7,32,32,31.4,30.4,28.1,27.8,28.7,29.7,31.1,31.4,31.7
1932,32.3,31.6,32.1,30.9,28.9,27.9,27.4,28.3,29.8,31,32.7,31.9
1933,32,31.3,31.8,31.3,29.9,28.1,27.8,28.4,29.1,31.5,32.7,31.6
1934,32,31.5,32.4,31.6,30.2,27.1,27.5,27.7,29,31.1,31.8,31.1
1935,31.7,31.2,32.1,30.8,30.4,28.1,26.5,28,30.7,31.7,31.4,31.4
1936,31.9,32.6,32.5,31.4,30.4,27.9,27.5,27.9,29.6,32,32.3,31.6
1937,31.8,32.1,31.9,31.4,29.7,28.9,27.4,28.1,30.8,31.1,33.3,32
1938,32.2,31.7,32.3,32.1,30.6,27.9,28.2,28.9,30.2,31.5,31.3,32.3
1939,32.3,32.4,31.9,31.4,30.6,28.3,27.7,28,30.1,31.7,32.2,31.5
1940,31.6,31.5,32,31.5,29.6,28.1,27.2,27.9,29.6,30.2,31.6,32.2
1941,31.2,31.7,32.1,32.3,30.3,29.1,27.7,28.6,30.3,31.6,32.4,32.5
1942,32.6,32.3,32.7,31.3,29.6,28.7,27.7,28.8,30,29.8,31.5,31.6
1943,31.4,31.1,31.6,31.8,29.7,27.9,27.7,28.8,28.4,30.9,32.1,31.6
1944,32.1,32,31.4,30.9,29.5,29.7,27.6,28.6,29.7,30.6,32.6,31.8
1945,32.3,31.6,32.3,31.8,29.6,27.5,27.4,28,29.4,31.9,31.4,31.7
1946,32.2,32,31.7,31.3,29.8,27.9,27.9,28.1,29.1,31.4,31.4,32
1947,32.4,32.2,31.3,31.8,29.8,28.3,28.5,28.1,29.6,31.1,32.3,32.4
1948,32.2,31.7,32.4,32.1,30.9,28.7,28.2,28.3,29.5,31.1,31.8,31.6
1949,32.8,31.7,31.9,31,29.9,28.1,27.8,29,30.1,31.4,32.2,32.3
1950,32.3,31.4,31.8,31.7,28.8,28,27.6,27.9,28.8,30.1,31.5,32.1
1951,31.3,31.2,31.2,31,29.1,28,26.5,28.4,29.2,30.8,31.4,31.9
1952,31.5,32.1,31.8,31.5,30.2,28.5,27.9,28.8,29.6,30.6,30.5,31.3
1953,31.5,31,31.4,31.3,29.4,28,26.6,27.3,28.5,30.2,31.4,31.8
1954,31.3,31.9,31.3,31,29.8,27.2,27.2,28.1,29.5,30.9,31.1,31.7
1955,31.6,32.3,31.8,31,29.3,27.8,28,27.3,29.2,30.1,31,31.8
1956,31.4,31.4,32.2,31.2,30.3,28.5,27.1,28.1,29.1,29.9,30.6,30.8
1957,32,31.4,31.6,31.5,29.9,27.6,27.4,28.2,29.9,31.2,32,31.9
1958,31.7,31.8,31.8,31.7,29.5,28,27.6,28.5,29.3,30.3,31.6,31.6
1959,31.3,31.9,32.3,30.5,30.3,28.1,27.9,28.4,29.4,29.9,31.1,32
1960,31.2,31.6,31.2,30.9,29.4,28.8,27.4,28.3,29.4,30.8,30.9,31.1
1961,31.9,32.5,32.2,32.2,30.5,29,28.9,28.5,29.5,30.6,31.3,31.4
1962,31.9,31.6,31.5,31.4,28.6,27.8,27.1,28,29,30.4,31.5,31.4
1963,31.1,31.4,31.5,30.8,28.3,27.3,27.2,26.6,28.7,30.1,30.6,31.2
1964,31.6,32.5,31.6,31.2,29.1,27.8,26,27.2,28.9,30.4,31,30.9
1965,30.5,31.7,31,30.6,28.9,26.4,26.9,28.2,29,29.6,31.2,31.5
1966,32,32,31.9,31.2,29.1,28.8,27.8,28.2,29.8,30,30.8,31.7
1967,31.8,32.3,32,31.7,30.1,28.8,28.2,28.4,29.5,30.9,31,31
1968,31.7,31.4,31.5,30,29,26.6,27.1,28.1,28.8,30.2,30.7,31.5
1969,32.1,32.1,33,32.1,30.2,27.7,28,28.5,28.3,31.1,32,32.1
1970,31.8,31.9,32.1,30.5,29.7,28.3,28,29,29.7,30.5,31.4,31.5
1971,30.7,31,31.3,31.6,29.3,27.3,28.1,27.8,29.1,30.3,30.7,31.2
1972,31.5,30.7,30.8,30.7,30.2,27,27.7,28.2,29,30.2,30.6,31.7
1973,31.5,31.5,32,30.9,29.2,27.8,27.1,27.7,29,30.7,31.4,30.6
1974,31.4,30.7,31.1,30.5,29.4,28,28.2,27.3,28.5,29.6,31.2,31.1
1975,31.1,30.6,31.4,31,29.5,28.2,27.1,27.4,28.7,29.6,30.6,31.1
1976,30.7,31.2,31.7,31.2,29.6,28,27.2,27.1,28.8,30.3,31.7,31.3
1977,31.6,31,31.4,30.9,29.4,27.8,27.5,27.8,29.4,30.9,31.3,32.2
1978,32.3,32.4,32,30.8,29.3,28.4,26.9,28.3,29.5,31.3,31.7,31.1
1979,31.6,31.4,32.1,31,29.9,27.6,27.1,28.1,29.8,30.9,31,31.2
1980,31.5,32.5,32,31.7,29.9,27.6,27.3,28,29.7,30.7,32.4,32.4
1981,32.5,31.7,31.9,30.9,29.6,27.4,26.7,27.6,29.4,29.6,31.5,31.5
1982,31.3,31.7,31.5,30.9,29.4,28.9,28.3,28.3,28.8,30.1,31.1,31.4
1983,31.6,32.2,32.6,32.1,31,29.9,28.4,28,29.5,30.4,31.6,32.2
1984,31.5,31,31.6,31.4,30,28,27,27.7,29.1,30.3,31,31.6
1985,32.1,32,31.5,30.7,29.4,27.9,27.7,28.7,30,30.4,31.1,31
1986,31.7,31.4,31.9,31.5,29.7,27.5,26.8,27.9,28.9,30,31.4,31.5
1987,31,32.1,32.2,31.8,29.9,27.3,27.6,28.2,30.1,30.3,31.4,32.8
1988,32.3,31.4,32.4,32.4,30,29,28.2,28.3,29.4,31,31,31.2
1989,31.3,30.5,31.5,31.1,29.8,28.1,28.1,28.7,29.3,30.6,31.4,31.3
1990,31.6,31.9,31.7,31.8,30.2,28.9,27.3,28.6,29.6,31.4,31,31.7
1991,32.9,32,32,31.6,30.4,28,27.6,28,29.5,30.6,31.4,31.3
1992,32.2,31.1,32.7,32.3,31.1,28,26.8,28,29.2,30.5,32.3,33.2
1993,31.7,31.6,31.2,31.5,30.2,29,27.1,28.1,29.2,30.3,31,31.6
1994,31.9,32.2,31.9,32,30.2,28.6,26.9,29.1,30,30,32,31.7
1995,31.6,31.9,32.1,31.4,30.2,28.3,27.8,28.9,29.8,31.2,31.5,31.8
1996,32,31.9,32.4,31.4,30.1,28.2,27.1,27.4,30.4,30.3,32.3,31.9
1997,32,31.5,32.1,31.3,29.5,28.9,27.8,28.9,30.3,30.7,32.5,32.3
1998,32.4,32.6,33.6,32.2,30.3,29,28.3,28.6,29.6,30.4,32,31.7
1999,31.6,32,32.2,31.1,29.5,28.4,27.4,28.3,29.8,30.4,31.8,31.8
2000,31.9,32.1,32.5,32,30.2,29.5,28,28.8,30.1,31.1,31.9,31.5
2001,32,32.5,33.1,31.5,30.5,28.1,27.7,28.2,29.3,30.8,31.8,31.9
2002,31.8,31.9,32.7,31.3,30,28.7,27.8,29.4,29.9,31.6,32.4,32.2
2003,32,32,32.9,31.5,31,29,27.6,28.1,29.6,31.5,32.4,32.6
2004,32.2,31.8,32.3,31,29.5,27.4,27.9,28.7,30.1,31.1,31.7,32.2
2005,32,32.5,32.6,31.3,30.8,29.1,27.6,28.8,30,31.1,32.1,31.6
2006,31.9,32.1,32.2,31.3,29.9,28.7,28,28.7,29.4,31.1,32.3,33
2007,32.4,31.8,32.7,31.8,30.6,28.9,27.9,28.7,30,31,32.4,32.4
2008,32,32.1,31.5,30.6,29.8,27.9,28.4,28.8,29.6,31.6,32.1,32.5
2009,32.9,32.8,32.2,31.4,30.1,29.1,28.2,28.3,30.1,31.1,32.2,32.3
