1901,23.8,24.3,24.1,24.2,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1902,23.9,24,24.2,24.1,24.2,22.9,22.2,22.7,23.2,23.7,23.5,23.4
1903,24.1,24.5,24.9,24.5,24.1,22.6,22.2,22.7,23.2,23.7,23.5,23.4
1904,23.9,24.1,24.3,24.1,24,22.8,22.2,22.3,23.2,23.7,23.5,23.4
1905,24.1,24.6,25,24.7,24.4,22.7,22.2,22.8,23.2,23.7,23.5,23.4
1906,23.8,24.3,24.7,25.1,24.1,22.8,22.2,22.6,23.2,23.7,23.5,23.4
1907,23.7,24.4,24.5,24.3,24.2,22.8,22.2,23,23.2,23.7,23.5,23.4
1908,23.7,24.1,24.5,24.4,24.2,22.3,22.2,22,23.2,23.7,23.5,23.4
1909,23.9,24.4,24.6,24.6,24.2,23.4,22.2,23.3,23.2,23.7,23.5,23.4
1910,23.5,23.9,24,23.8,23.9,23.2,22.2,22.5,23.2,23.7,23.5,23.4
1911,23.7,24.1,24.8,24.7,24.3,23.1,22.2,22.7,23.2,23.7,23.5,23.4
1912,24,24.8,25.1,24.9,24.6,23.5,22.2,22.9,23.2,23.7,23.5,23.4
1913,23.8,24,24.3,24.3,24,22.5,22.2,22.6,23.2,23.7,23.5,23.4
1914,24.2,24.5,25,24.5,24.3,22.7,22.2,22.6,23.2,23.7,23.5,23.4
1915,23.9,24.4,24.6,24.6,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1916,23.9,24.4,24.5,24.1,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1917,23.9,24.4,24.4,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1918,23.9,24.4,24.7,24.2,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1919,23.9,24.4,24.7,24.7,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1920,23.9,24.4,24.7,24.2,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1921,23.9,24.4,24.5,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1922,23.9,24.4,24.5,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1923,23.9,24.4,24.4,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1924,23.9,24.4,24.3,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1925,23.9,24.4,24.3,24.3,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1926,23.9,24.4,24.6,24.6,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1927,23.9,24.4,24.4,24.5,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1928,23.9,24.4,24.2,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1929,23.9,24.4,24.3,24.3,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1930,23.9,24.4,24.7,24.1,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1931,23.9,24.4,24.8,24.4,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1932,23.9,24.4,24.7,24.7,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1933,23.9,24.4,25,24.6,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1934,23.9,24.4,24.7,24.6,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1935,23.9,24.4,24.6,24.5,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1936,23.9,24.4,24.5,24.3,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1937,23.9,24.4,24.9,24.8,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1938,23.9,24.4,24.7,24.6,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1939,23.9,24.4,24.5,24.6,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1940,23.9,24.4,24.8,24.5,24.2,22.9,22.2,22.6,23.2,23.7,23.5,23.4
1941,24.4,25.2,25.7,25.5,25.2,23.1,21.5,22.6,23.7,24.6,23.5,23.9
1942,24.4,25,25.4,25.1,24.6,23,21.3,22.6,23.8,23.7,23.5,23.3
1943,23.9,24.3,24.6,24.3,24,21.1,20.6,22.6,23.6,24.1,23.5,23.7
1944,24.1,24.3,24.8,24.8,24.7,23.6,22.2,22.6,24.2,23.6,23.5,23.9
1945,24.6,24.5,24.7,24.3,24.6,22.9,22.5,22.6,23.9,23.6,23.5,23.4
1946,24.8,24.7,24.4,25,24.1,22.5,21.5,22.6,23.2,23.3,23.5,23.4
1947,24.3,24.2,24.7,24.9,25.1,24.4,23.3,24.1,24,24.9,23.5,23.4
1948,24.5,24.1,24.9,24.4,24.3,22.8,22.1,23,24,24.6,23.5,23.6
1949,24.5,24.7,25.1,25.4,25.5,23.8,22.9,22.9,23.9,23.9,23.5,23.1
1950,24.3,24.4,25.2,24.6,24.6,23.8,22.1,22.2,22.9,23.2,23.5,23.1
1951,24,24.4,25,25.5,24.2,23.3,22.4,23.2,23.5,24,24.1,24.1
1952,24.5,25,25.4,23.8,24.5,23.3,21.8,21.7,23.3,23.9,24,23.9
1953,24.2,24.5,25.2,25.4,24.6,23.3,22.3,22.5,23.4,23.8,23.9,24.2
1954,24.5,24.2,25.2,25.3,24.4,23.1,21.9,22.8,23.6,24.2,23.9,23.7
1955,24.1,25.1,25,25,24.6,23.4,22.7,22.9,23.3,24.1,24.2,23.1
1956,24.3,24.7,25.4,25.3,24.8,23.5,21.8,22.6,23.9,23.9,24.1,23.5
1957,24.2,25.1,25,25.4,25.3,23.6,22.8,23.6,23.7,23.9,24.3,24
1958,25.1,25.1,25.5,25.9,24.6,22.4,22.3,22.8,23.9,24.1,24,24.2
1959,24.2,24.9,25.3,25,24.5,23,22.4,22.5,23.5,23.9,24.1,23.6
1960,24.2,24.1,25,25.1,24.2,23.2,22.7,23,23.4,24.2,24.2,24.1
1961,23.8,24.1,25.1,24.7,24.3,22,21.9,22,22.8,23.4,23.2,23.2
1962,23.6,24.2,24.6,24.7,24.4,22.6,22.3,22.3,23.2,23.7,23.8,23.5
1963,23.5,24.5,24.3,24.6,24.1,23.3,22.3,22.4,22.8,23.5,23.2,23.2
1964,24.5,24.4,24.6,24.5,24.8,22.8,22.1,22.4,23,23.6,23.7,23.2
1965,23.9,24.2,25.2,24.7,24.4,23,22,22.6,22.9,23.9,23.9,23.5
1966,24.5,24.5,25.4,25,25,23.9,22.6,23.4,23.6,24.1,23.8,23.5
1967,23.7,24.6,24.4,25.1,24.4,23.4,21.9,22.5,23.2,23.9,23.8,23.8
1968,23.6,24.5,24.4,25,24.2,22.9,22.6,23.5,23.3,23.9,23.9,23.4
1969,23.6,25,25.7,25.5,25.1,23.2,22.5,23.1,23.8,24,23.9,23.6
1970,24,25.3,25.3,25.3,24.5,22.7,21.8,22.2,22.8,23.8,23.6,23.5
1971,24.1,24.3,24.9,24.8,23.6,23.7,22.8,22.9,23.6,23.9,23.5,23.2
1972,24,24.5,24.4,23.9,24,22.4,22.7,22.8,23.3,24,23.8,24.1
1973,24.3,25.6,25.1,24.4,24.3,22.9,22.7,22.2,23,23.3,23.1,22.9
1974,22.6,23.4,24,24.1,23.5,23,21.9,22.2,22.4,23.4,22.9,22.4
1975,23.1,23.8,24.5,24.4,23.6,22.7,21.7,22.1,23.1,22.8,22.7,22.4
1976,23.1,23.2,23.8,23.9,23.5,21.9,21,21.3,22.7,22.8,22.5,22.5
1977,23.2,23.7,24.5,24.5,23.8,22,21.6,22.2,22.6,23.2,23.1,23
1978,23.5,24.2,24.5,24,23.4,21.6,21.2,22.1,22.8,23.3,22.8,23.3
1979,24.1,24.7,24.4,24.4,24.2,22.5,22.7,23,23.4,23.7,24,23.9
1980,23.6,24.1,24.5,24.9,24.3,22.2,21.7,21.8,23.2,23.2,23.9,23.1
1981,23.7,24.5,24.4,25.3,24.5,22.6,22.5,23.1,23.9,24,23,23.6
1982,23.7,24.1,24.6,24.4,24.1,22.8,21.1,22.2,23,23.3,23.2,24.1
1983,24.4,25.3,25,25.6,25,22.7,22.2,22,24.3,24,24.2,23.5
1984,23.9,25.6,25,25.1,24.6,23.7,22.5,23.3,24.2,24.5,23.7,23.6
1985,23.8,24.4,24.9,25,23.4,23.1,22.7,23,23.4,23.9,23.7,23.8
1986,24.1,24.2,24.5,25,24.6,23.1,22.5,22.6,23.4,23.4,23.6,23.4
1987,24.4,24.7,25.5,25.5,24.9,23.5,23.4,22.8,23.5,24.3,23.7,23.8
1988,24,24.7,25,24.7,24.3,23.2,22.1,23,23.5,23.3,23.2,22.8
1989,23.8,23.9,23.8,24.8,23.5,23.2,22.3,23.1,23.7,23.6,23.8,23.5
1990,23.9,24.3,24.8,23.7,24,23.5,22.2,22.6,22.7,24.5,23.5,23.7
1991,23.8,24.8,25.4,25.1,24.5,23.4,23,22.7,23.6,23.2,23.8,23.7
1992,23.5,23.6,25.5,25.5,24.2,22.4,21.8,22.6,22.8,23.9,23.6,23.2
1993,23.7,23.7,24.8,24.4,24.3,22.9,22.9,22.6,22.7,23.5,24.1,23.6
1994,24,24.9,24.8,25,24.3,22.7,22.8,22.5,23.8,23.7,23.8,23.3
1995,24.1,23.7,24.5,25.4,24.4,23.4,22.8,23.2,23.4,24.3,24,23.2
1996,24,24.4,25.8,24.5,23.7,23.1,22.6,23.4,23.3,24.1,23.3,23.4
1997,24.1,25.1,24.9,25.3,24.8,23.3,23.4,24.1,24.3,24.3,24.9,23.8
1998,24.9,26.1,25.6,25.1,24,24.6,23.9,23.6,24.4,24,24.2,23.9
1999,23.9,24.5,24.9,24.6,24.4,23.6,23.1,22.6,22.4,23.5,24.4,23.4
2000,24.1,23.8,25,24.8,24.9,23,23.1,22.6,23.3,23.5,23.1,23.4
2001,23.5,25.1,25.5,23.8,24.6,23.8,23.1,21.9,23.8,23.8,23.6,24.2
2002,24,24.7,25.6,25,25.6,23.6,23.2,23.4,23.3,23.9,23.9,24.1
2003,24.2,24.4,24.9,24.9,24.7,22.9,23.4,23.5,23.8,23.8,24.3,23.7
2004,24.5,24.5,24.8,24.9,24.2,23,22.5,22.6,23.2,23.7,24.3,23.6
2005,24.7,25.6,25.5,25.7,24.4,22.6,22.4,23.1,23.6,23.8,23.7,24.4
2006,25,24.7,24.2,25.1,24.7,23.7,23,23,23.2,24.1,23.5,22.7
2007,24.5,24.6,24.7,24.4,24.2,23.4,22.2,23.1,23.4,23.7,23.8,23.6
2008,23.6,24.2,24.9,24.4,24.8,23,22.2,22.6,23.3,24,23.6,23.6
2009,23.9,25.2,25,25.2,25.1,23.3,22.3,22.7,23.4,24.2,23.7,23.9
