1901,25.3,25.3,25.6,25.6,26,25.7,26,26.6,26.7,26.8,25.9,25.4
1902,25.3,25.1,25.5,25.8,26.3,26.2,25.8,25.7,26.6,26.5,25.8,25.7
1903,25.3,25.1,25.5,25.9,25.8,25.8,25.9,25.9,26.3,26.1,25.4,25.5
1904,24.9,24.9,25.2,25.7,25.5,25.2,25.5,25.7,25.9,26,25.5,25.3
1905,25,25,25.1,25.4,26.2,25.8,25.6,26,26.1,26.9,25.9,25.7
1906,25.1,24.9,25.4,25.6,26,24.8,25.5,26.3,26,26.4,25.9,25.7
1907,25.1,25,25.6,25.6,25.8,25.5,25,25.8,26.3,26.4,25.8,25.7
1908,25.5,25.5,25.7,25.9,26,25.5,25.9,25.5,26.5,25.9,25.5,25.7
1909,25.6,25.3,25.5,26,25.4,25.5,25.4,26,26.3,26.3,25.8,25.6
1910,25.5,25.4,25.2,25.7,25.3,25.9,26.2,26.3,26.8,26.5,25.8,25.7
1911,25,25.6,25.3,25.6,25.9,25.2,25.3,26,26.2,26.5,26.2,25.9
1912,25.2,24.9,25.9,26.2,26,26.2,24.7,26.6,25.8,26.6,25.9,25.3
1913,25.3,25.3,25.6,26.2,25.7,25.8,26.1,25.8,25.9,26.8,26.7,26.1
1914,26.3,25.6,26,26.2,26,26.5,27,26,26.9,26.9,26.7,26.5
1915,26.1,25,26.3,26,27.6,25.1,25.9,26.8,26.2,27.1,25.7,25.6
1916,25.3,25.3,25.5,26,26,24.2,25.3,26.5,25.5,26.5,26,25.1
1917,24.7,24.2,24.9,25,24.1,24.2,25,25.3,26.1,25.9,25.6,25
1918,24.5,24.5,25.6,25.6,26,25.4,25.2,25.6,26.3,26.6,26.2,25.9
1919,25.9,26.1,26.6,25.9,26.8,26.5,26.2,25,25.9,26.5,25.9,25.3
1920,25.2,25.2,25.4,25.7,25.2,24.5,24.3,25.2,26.1,27,25.7,24.8
1921,24.9,24.9,25.1,25.2,25.8,23.8,23.6,25.8,25.7,26.2,24.9,25.3
1922,24.8,24.6,24.8,25,24.8,24.4,24.2,25.3,25.4,25.3,25,24.6
1923,24.2,24.3,24.5,24.6,24.2,24.7,23.9,25.5,25.8,26.1,25.4,25.3
1924,25.4,25,25.3,25.2,24.4,24.4,24.5,24.1,25.2,25.1,25.3,24.7
1925,24.3,24.1,24.3,25.4,25.2,24.5,24.7,25.8,25.4,25.9,25.3,25.4
1926,25.1,25.4,25.6,25.3,24.7,25.1,24.6,25.8,26.5,25.8,25.8,24.7
1927,24.2,24.2,24.3,24.8,24.7,23.8,23.8,25,25.2,25.5,25.4,25.1
1928,24.9,24.7,24.9,25.4,25.1,25.2,24.3,24.2,24.9,25.5,25.2,24.6
1929,24.9,24.4,24.4,24.6,24.2,24.8,24.5,25.2,25.6,25.9,25,24.1
1930,24.5,24.3,25.1,25.1,25.6,25.4,24.5,25.9,25.6,25.7,25.2,25.2
1931,25.6,25.1,25,25.4,24.8,24.5,24.7,25.3,25.1,25.6,24.9,24.5
1932,24.3,24.4,24.6,25.7,25.1,25.1,25.6,25,25.5,25.7,25.8,24.8
1933,24.8,24.6,24.9,24.7,25.5,23.9,24.1,25.3,26,25.6,24.9,24.6
1934,24.3,23.7,24.2,24.6,24.8,24.9,24.9,25.4,25.4,24.9,25.2,24.8
1935,24.9,24.2,24.8,24.5,24.8,24.9,25.1,25.7,25.8,26.2,25.2,25.5
1936,24.6,24.9,25.5,25.5,26.2,25.5,24.9,25.5,26.4,26.6,25.5,25.2
1937,25.1,25.2,25.2,24.9,25,25.3,25,26.1,25.9,25.7,26,25.7
1938,24.9,25.3,24.8,24.9,25.3,25.2,25.6,25.4,25.7,25.4,25.2,24.9
1939,24.9,24.5,25,24.9,25.7,25.2,24.4,25.3,25.5,26.3,25.8,25.5
1940,25,25.3,25.4,25.3,25.8,25.1,25.8,25.4,25.7,26.2,25.3,25.6
1941,25.2,25.4,25.7,26.2,26.1,25.4,25.7,26.4,24.9,26.5,25.7,25.7
1942,25.7,25,25.6,25.9,25.5,24.4,24,25.9,26.5,26,25.7,25
1943,24.6,24.5,24.6,24.8,25.9,25.2,25.1,24.5,25.4,26.6,25.7,24.8
1944,25,24.6,25.1,24.9,25.4,25.5,25.3,26.8,26,26.4,25.6,25.7
1945,25.1,24.3,25.2,25.2,24.4,24.4,25.1,26.7,26.6,26,25.3,24.8
1946,24.7,24.8,25.3,25.5,25.8,25.3,25.1,25.3,26.1,26.1,26,25.4
1947,25,24.7,25,25.4,25.2,25.5,24.8,25.8,25.8,25.9,25.3,24.7
1948,24.8,24.8,25,25.3,25.6,25.8,25.6,25.7,25.7,26.1,25.3,25.2
1949,24.5,24.1,25,24.6,24.6,25.3,24.6,25.3,26.3,26,25.6,25.3
1950,24.6,24.5,24.2,25.1,25,25.1,24.8,25.2,26.4,26,25.6,25.1
1951,24.8,25,25.2,24.4,24.3,24.6,24.7,25.9,26.4,26.6,26.2,25.4
1952,25.7,25.1,25.3,25.2,25.5,24.4,25,25.8,25.9,26.3,25.4,24.9
1953,25.5,25,25.1,25.1,26.1,25.4,24.7,26.4,25.7,26,26,25.1
1954,25.1,25.1,25.2,26.2,25.9,25.9,25.1,26.4,26.5,26.8,25.1,25.3
1955,24.8,24.4,25.2,25.1,25.4,25.2,24.6,25.9,26.3,26.2,25.3,25.1
1956,24.5,24.1,25,24.5,24.9,24.3,24.8,24.9,25.4,25.5,25.2,25.3
1957,23.8,24.8,23.8,25,26.2,26.1,24.6,26.6,26.4,26.7,26.1,26.1
1958,25.4,25.8,25.5,25.4,26.4,26,26.1,25.8,26.7,26.7,25.8,26.1
1959,24.8,24.9,24.8,25.7,26,25.1,25.4,25.9,26,26.7,25.4,26.1
1960,24.8,24.7,24.8,25.3,24.9,24.6,24.7,25.4,26,26.3,25.3,24.6
1961,25.1,24.8,25.8,26,26,25,25.4,27.1,27.4,26.2,25.9,24.9
1962,25.2,25.3,25.5,25.4,25.8,24.9,25.1,26.5,27.4,26.4,25.9,25.6
1963,25.7,24.6,25.1,25.5,25.7,25.1,25.6,26.9,27.6,28,25.9,25.8
1964,25.7,25.4,25.2,25.6,25.2,24.9,25.3,26.9,26.7,25.8,25.7,24.9
1965,25,24.7,24.5,25,25.9,25.3,25.9,26.7,27.4,26.9,26.2,25.8
1966,25.7,25.3,25.8,25.9,26.2,25.8,26.2,26.3,26,27.1,25.8,25.9
1967,25.2,24.8,25.1,25,25.5,25.1,25.4,26.4,26.9,26.8,25.6,25.9
1968,24.9,24.8,24.9,25,24.1,24.6,25.1,26.1,25.4,26.3,25.6,25.2
1969,25.4,25.5,25.6,26.1,26.2,26,25.2,26.1,27.1,26.1,26.8,25.2
1970,25.4,25.6,25.8,26.2,25.9,25.6,25.3,26.2,26.2,27.1,26,26.2
1971,25.5,24.2,24.9,24.8,24.9,24.1,24.5,25.3,25.6,25.4,25.2,25.9
1972,24.5,24.4,24.5,24.8,25.4,24.9,24.8,25.4,26,26.5,26.2,25.8
1973,25.9,25.4,26,26,24.8,24.9,23.2,25.1,25.5,26.8,26.1,25.1
1974,24.8,24.7,24.5,25.1,24.5,24.4,23.8,25.2,25.2,26,25.1,24.6
1975,24.2,23.9,24.2,24.8,24.9,25.3,23,24.5,26,26,25.2,24.8
1976,24.5,24.3,24.8,24.9,24.7,24.2,24.7,27,25.8,26.1,25.3,25.4
1977,25,23.8,25,24.7,24.2,24.4,25.1,25.5,25.9,25.5,25.4,25.6
1978,25,25,25.1,25.5,25.1,24.6,25.1,24.4,25.2,25.8,25.8,25.1
1979,24.8,25.3,24.9,25.6,25.1,24.3,25.2,26,25.2,26.3,25.5,25.2
1980,24.8,25.2,25.4,25.6,25.9,25.2,25.1,25.4,25.6,26.2,25.2,25.5
1981,24.6,24.7,25.2,26,25.9,24.2,23.5,24.6,24,26.3,25.2,25.9
1982,24.6,24.7,25.1,25.4,25.4,25.4,25.6,25.7,25.5,26.5,25.9,25
1983,25.3,25.9,25.9,26.6,26.9,26.3,25.8,24.4,25.5,25.1,25.1,24.3
1984,24.7,24.3,25.2,24.9,25.5,25,25.2,25.2,25.2,25.9,25.8,25.3
1985,24.5,24.8,25.5,25.5,25.6,24.4,24.9,25.3,25.9,26,25.4,25.9
1986,24.8,24.7,25,25.7,26,24.8,25,26.2,25.3,25.5,25.7,25.7
1987,25.3,25.2,25.2,26.3,26.2,25.7,26.9,25.9,26.7,27.5,26.3,26.2
1988,25.4,25.4,25.9,26,25.7,25,25,26,26.7,26.5,25.3,25.2
1989,24.9,24.5,24.8,25.3,24.9,25.1,24.8,25.9,25.5,25.9,25.7,25.2
1990,25.5,25,25.6,25.9,25.8,25.7,24.9,26.2,25.8,27.1,26.1,25.6
1991,25.2,25.7,25.8,25.6,26.2,26,25.4,25.7,26,26.1,26.3,25.8
1992,25.5,25.3,25.4,25.9,27,26.2,25.3,25.5,25.7,26.3,25.5,24.9
1993,25.4,24.7,25.2,26,26.1,25.6,25.5,25.7,26,26.5,25.7,25.5
1994,24.9,24.8,25.1,25.7,26.2,25.7,25.6,26.1,26.4,26.7,26.3,25.4
1995,25.5,25.5,26.3,25.5,25.6,25.5,26.2,26.9,27.2,27.3,25.6,25.7
1996,25.8,25.4,25,25.3,25.7,25.3,25.4,25.9,26.7,26.5,25.8,25.5
1997,25,25,24.9,26.1,26,26.4,26.4,27.1,26,28.1,26.9,26.2
1998,26.2,26.6,26.1,27,26.2,25.9,26.4,27,26.5,27.4,25.8,26.2
1999,25.5,25.4,25.4,25.5,25.2,25.6,25.4,26.5,26.3,26.9,26,25.7
2000,25.4,25.1,25.2,25.5,26.2,26.2,25.4,26.6,25.9,26.5,25.9,25.8
2001,25,25.5,25.7,26,26.5,24.9,26.1,27,26.7,27,26.3,25.6
2002,25.5,25.6,25.6,25.9,26.4,25.9,26.7,27.2,27,27,26.4,25.8
2003,26.3,25.8,25.7,26,26.2,26.2,26.1,26.3,26.5,26.9,26.1,26.7
2004,25.7,25.4,26,26.5,26.1,25.8,25.9,26.3,26.8,27,26.6,26.3
2005,26.4,25.9,25.9,26.6,26.4,25.8,26.3,27.4,25.8,27.9,28.1,25.6
2006,26,25.6,25.8,25.6,25.4,25.5,26.4,27.1,27,27.7,26,26.2
2007,26,25.7,25.6,26.1,26.8,25.8,26.4,25.7,27.2,27.6,26.4,26.1
2008,24.9,25.1,25.5,25.4,25.2,25.3,26.2,27.2,26.9,27.2,25.5,25.7
2009,25.3,25.2,25.3,25.7,25.9,25.7,26.4,26.9,28.1,27.7,27.3,26
