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