1901,29.3,31.2,31.9,32.3,32.4,31.5,31.3,31.8,32.2,31.5,29.2,29
1902,28.5,30.4,32.2,32.6,32.4,32.3,31.3,31.7,31.5,30.3,29.6,29
1903,29.7,31.2,31.1,32.5,31.5,31.7,31.6,31.3,31.5,30.8,29.7,28.6
1904,27.9,29.8,31.2,32.5,31.5,31,30.5,31.2,31.6,30.5,29.8,28.4
1905,28.4,30.3,32.4,31.9,31.5,31.8,32.1,31.9,31.6,30.4,29.8,28.9
1906,29.1,31.2,31.8,33.1,32.3,31.6,31.4,30.8,32,30.4,29.1,28.5
1907,28.8,30.2,31.8,32,32.2,31.5,31.1,31,31.9,30.4,28.9,28.4
1908,28.9,30.1,31.7,32.8,32,31.7,31.2,31.2,31.3,30.5,29,28.4
1909,28.6,30.4,31.6,32.4,31.9,31.4,30.5,30.4,31.2,30.8,29.6,28.5
1910,29.3,30.7,31.7,32.5,32.7,31.8,31.3,31.4,31.7,30.7,29.3,28.4
1911,29,30.8,32.7,33.6,32.6,32.1,32,32.3,32.4,31,30.4,29.4
1912,28.7,31.4,33.1,32.7,32.5,31.8,31.9,32,32.1,30.8,29.6,28.5
1913,28.4,30.9,32.2,32.3,32.1,32,31.2,31.8,31.9,30.8,29.7,28.7
1914,29.6,30.7,32.4,32.5,32.6,32,31.8,31.4,32,30.7,30.2,29.1
1915,29.4,31.4,32.7,32.9,33.3,32.3,31,31.8,31.5,31.2,29.6,28.6
1916,28.7,30.4,31.9,32.7,31.5,31.4,30.9,31.4,31.6,31,29.4,28.4
1917,28.7,30.3,31.5,32.5,31.9,31.1,31.8,31.5,31.1,30.7,29.6,28
1918,28.4,29.4,31.7,32.3,31.6,31.7,32.2,31.9,32.3,31,30.1,29
1919,30,31.7,32.2,32.9,32.3,31.9,31.3,31.4,31.2,31.1,29.9,29
1920,29.1,31.8,33.4,32.7,32.8,31.8,31.8,31.7,32.3,31.7,30.1,29
1921,29.1,30,32.3,32.1,32.7,31.9,30.9,31.2,31.7,30.6,29.6,28.8
1922,29.2,30.1,31.9,32,31.8,31.6,31.1,31.4,31.8,30.4,29.7,28.2
1923,28.5,30,31.8,32.6,32,31.3,30.9,31.1,31.6,30.5,29.9,28.2
1924,28.8,30.8,31.9,32.3,32.5,31.3,31.2,31.3,31.2,30.8,30,28.7
1925,28.1,30.1,31.7,32.6,32,31.4,31.1,31,31.4,30.8,29.3,28.7
1926,29,30.7,32.6,32.9,31.8,31.4,31,31.5,31.4,30.7,29.2,28.8
1927,29,30.5,31.8,31.9,31.2,30.9,31.1,31.2,31.1,30.7,29.5,29
1928,29.3,30.8,31.9,32.3,32.3,31.6,30.8,31.1,32.4,30.7,29.5,28.8
1929,28.8,30.5,31.9,31.4,31.7,30.9,31.1,30.9,31.2,30.6,29.4,28.2
1930,28.8,31,32.1,32.1,31.3,30.8,31.5,31,31.3,29.9,29.9,29
1931,29.2,31.1,32.4,32.5,32.1,31.6,31.1,31.4,31.6,31.4,29.5,28.5
1932,29.2,30.1,31.9,32.2,31.4,31.2,31.2,30.7,31.4,30.2,29.5,28.4
1933,29.1,30.4,31.8,32,31.3,30.8,30.9,30.4,30.9,30,29.4,28.5
1934,28.6,29.7,31.2,32.1,32.1,31.2,31.3,31.6,32,30.5,29.3,28.4
1935,29,30.4,31.9,32.5,32.5,31.5,31.2,31,31.4,30.5,29.5,28.6
1936,29.1,31,32.1,32.9,31.9,31.1,31.6,31.6,31.4,30.5,29.7,28.8
1937,29.1,30.9,31.7,32,32.3,31.8,31.6,31.6,31.8,30.7,29.6,28.4
1938,29.8,30.9,32.1,31.8,32.5,31.6,31.1,31,31.6,30.8,29.5,28.7
1939,28.5,29.8,31.8,31.9,31.8,31.3,31.2,31,31.9,30.7,29.4,28.7
1940,28.7,30.5,32.5,32.3,32,31.7,31.5,31.6,32.4,31,29.8,29.1
1941,29.4,31.2,32.3,32.8,32.4,31.6,31.7,31.9,31.6,30.9,29.7,28.9
1942,29.4,31.2,32.3,32,32.3,31.7,31.5,31.5,31.9,30.8,29.9,28.7
1943,29.2,30.3,31.9,31.9,31,30.9,31,31.3,32,30.1,29.4,28.8
1944,29.2,30.7,31.6,32.1,32,31.4,31.6,31.7,31.8,31.1,29.6,28.6
1945,28.8,30.5,31.8,32,32.4,31.8,31.6,31.6,32.4,30.8,29.3,28.1
1946,28.6,30.7,31.8,32.2,32.5,31.8,31.8,31.7,31.5,30.4,29.7,28.9
1947,29.4,30.5,31.8,32.5,32.3,31.7,31.5,31.2,31.4,30.2,29.6,28.3
1948,29.3,30.7,32,32.3,32.3,31.6,31.6,31.6,32.3,30.9,30.2,28.5
1949,28.9,30.2,32.3,32.2,31.8,31.5,31.2,31.4,32,31,29.6,28.4
1950,28.8,30.8,32.3,32.2,32.6,31.4,31.3,31.1,31.8,30.2,29.6,28.7
1951,28.8,29.5,32,32,32.2,31.3,31.2,31.7,31.7,31.2,29.8,28.9
1952,29,30.9,32.2,32.1,32.3,31.7,31.2,31.9,32.1,31.1,29.9,29.3
1953,29.4,30.8,32.8,32.3,33.2,32.2,30.9,31.3,31.8,30.5,29.6,28.9
1954,29.2,30.6,31.8,32.3,32.2,31.7,30.9,30.8,31.6,30.1,29.2,28.5
1955,28.9,30.3,32.1,31.6,31.2,30.2,30.7,30.7,30.8,31,29.3,28.4
1956,28.5,29.7,32,32.5,32.2,30.7,30.9,31.1,31.5,30.1,29.6,28.7
1957,29,30.3,31.7,32.3,31.3,31.3,31.1,31.1,32.6,30.4,29.3,28.1
1958,29.7,30.3,32.2,32.1,31.6,31.6,31.5,30.5,31.8,30.4,29.8,29.8
1959,30,31.4,32.9,32.4,32.3,30.9,31.1,31.7,31.7,31.1,29.8,29.2
1960,29.4,30.2,32,31.8,31.6,31.8,30.4,31.4,31,30.7,29.2,29.7
1961,29.1,30.6,32.6,32.9,31.7,30.8,30.6,31.3,31.7,31.1,29.6,28.7
1962,28.6,30.4,32,32.3,31.8,31.8,31.5,31.3,31.4,30.1,29.9,29.2
1963,28.5,30.6,31.9,31.9,32.4,31.9,31.1,32,32.2,30.6,29.5,29.2
1964,30,32,32.7,33.2,33.2,32.4,31.2,31.3,31.9,31.4,29.8,29.6
1965,29.9,30.4,32.1,32,31.9,32.3,32.5,31.2,32.4,30.8,30.1,28.9
1966,29.4,31.5,32.7,32.7,32.9,31.9,31.8,32.2,31.9,30.5,30.3,29.2
1967,29.4,31,32.7,33,32.4,31.5,31.7,31.9,32,30.5,29.8,28.9
1968,29.3,30.9,32.2,31.7,32.4,31.7,30.9,32,31.8,31.5,29.4,29.1
1969,29.3,30.7,33.3,32.9,32.7,32.6,31.9,31.3,32.7,30.8,30.2,28.6
1970,29.3,31.2,32.6,32.3,32.2,32.1,31.8,31.6,31.9,30.7,29.2,28.7
1971,28.7,30.7,32.2,32.6,32.4,31.1,31.2,31,31.1,30.8,30,27.8
1972,29.6,30.4,32.6,32.6,31.1,32.3,32,32.3,32,30.6,30.3,29.5
1973,30.5,32.4,33.3,33.4,33.1,31.7,31.5,31.5,32,30.9,30.1,28.7
1974,29.4,31.2,32.5,32.8,32,32.2,31.8,31.7,31.2,31.2,30.4,29.7
1975,29.2,31.3,32,33.2,32.7,31.5,31.4,31.4,31.4,31,29.6,28.7
1976,28.9,31.1,32.3,32.5,33.1,32.6,32.1,31.7,31.9,31,29.6,29.2
1977,29.7,31,32.5,32.7,31.5,32.3,32,31.9,32.5,30.1,29.9,29.5
1978,30.1,31.5,32.7,33,32.5,32,31.5,31.3,32.2,30.9,30,29
1979,29.8,31.3,32.4,33.3,32.8,32.5,31.6,31.9,31,30.9,29.3,29.4
1980,30.3,31.1,32.6,33,33.4,32.6,32.3,32.2,32.2,31.4,30.5,29.9
1981,28.9,30.9,33.1,33,32.6,31.5,31.7,32.1,31.3,30.7,30.2,29
1982,29.8,31,32.5,33.3,32.4,32.1,32.3,32.6,33,31.3,29.6,29
1983,30,31.7,33.1,34,33.5,33,32.4,32.2,32.3,31.6,30.6,29.1
1984,28.3,30.6,31.5,32.1,32.9,31.7,30.7,31.9,31.4,31.2,29.8,29.4
1985,29.4,31.2,32.8,33.5,33.2,31.2,31.5,31.7,32,31.7,29.5,29.2
1986,28.7,30.4,31.7,33.2,33.2,32.3,32.3,31.4,32.1,31.5,30.4,29.3
1987,30.5,31.2,33.6,33.3,32.9,33.4,32.1,32.9,32.7,30.7,31,29.3
1988,30.5,32,33.4,32.7,32.6,32,31.9,32,32.1,32.3,29.8,30.1
1989,29.8,31.3,32.1,33.8,33.6,31.7,31,32.4,32.3,31.6,30.4,29.9
1990,29.5,32,33.1,33.8,32.5,32.2,31.8,32,32.8,31.3,30.7,29.2
1991,29.9,31.2,33.1,33.5,33.8,31.8,32.3,32.6,33,30.9,30.1,29.6
1992,30.3,31.7,32.9,33.7,33,32.4,32.1,32.5,32.2,31.6,29.8,29.2
1993,29.8,32,33.1,33.4,33.2,32.9,32.3,32.2,33.1,31.3,29.6,28.4
1994,30.1,31.3,33.4,33.1,33.6,32.6,32.2,32.4,32.8,30.8,29.8,29.7
1995,30.2,31.7,33.5,32.9,32.7,32.8,32.3,32.4,32.8,32.1,31,29.9
1996,30.7,32.7,33,33.5,34.2,31.5,31.5,32.1,31.8,31.8,30.5,29.4
1997,30.1,31.6,33.4,32.8,33,33,32.6,33,32.4,31.4,30.2,29.9
1998,30.9,33.3,33.9,34.3,33.9,33.2,32.2,32.2,32.7,32.4,31.2,29.4
1999,30.1,31.9,33.9,32.9,32.3,32.1,32,32.4,33.2,30.8,30.6,29.9
2000,29.7,31.2,33.2,34,33.6,32,32.5,31.5,32.4,31.8,31,29.5
2001,29.8,31,33.4,32.8,33.6,31.8,32.1,32.3,32.6,31.8,30.7,29.7
2002,30.2,31.6,33.4,33.2,33.2,32.7,32.9,32.5,33.3,31.3,30.3,29.3
2003,29.9,31.6,33,33.3,32.9,32.7,32.4,32.7,33,31.9,29.9,30
2004,30.6,31.5,33.3,33.4,32.2,32.3,32.1,32.5,31.7,30.9,29.9,29.2
2005,30,31.8,33.3,32.5,32.9,32.5,32,32.4,32.6,31.3,29.2,29
2006,29,31.1,32.9,33.3,32.8,32.6,32.4,32,32.4,31.2,30.5,29.8
2007,30.1,31.9,32.7,32.8,33,32.1,31.9,31.9,32.2,31.1,30.4,29.2
2008,29.9,31.9,32.1,32.4,32.6,32.3,32,31.7,32.6,31.5,30.4,29.7
2009,30.1,31.6,33.4,33.4,33.1,32.3,32.5,32.4,32.4,31.8,30.6,29.9
