1901,23.6,23.8,24.2,24.5,24.8,24.6,24.3,24.2,23.9,24,23.7,23.5
1902,22.9,23.7,23.8,24.5,24.7,24.8,24.3,24.1,23.8,23.9,23.6,23.8
1903,23.5,23.2,24.3,24.9,24.9,24.2,24.1,23.9,23.7,23.7,23,22.2
1904,22.3,22.8,23.7,24.2,24.6,24.5,24.2,24.2,24.1,24,23.2,22.9
1905,23.7,24,24.1,24.9,24.6,24.5,24.3,24.4,24.1,24.1,23.7,24.5
1906,24.1,24.1,24.1,25.2,25.2,24.7,24.4,24.3,24.2,23.8,23.2,23.4
1907,23.2,23.5,23.5,24.5,24.4,24.4,24.2,24,24,23.8,23.6,22.6
1908,23.2,23.3,23.7,24.5,24.6,24.4,24.2,24,24,23.9,23,23.2
1909,23.2,23.5,23.8,24.5,24.5,24.5,24.1,24.1,24,24,23.1,22.9
1910,23.5,23.1,23.5,24.4,24.6,24.3,24.2,24.1,23.7,23.8,23.4,22.7
1911,23.4,24.2,24.3,25.1,25,25.1,25.2,24.6,24.6,24.3,25,24.6
1912,24.6,24.6,25.2,25.4,25.4,24.8,24.6,24.4,24.5,24.3,24,24.2
1913,23.9,24.5,25,24.9,25,24.5,24.5,24.7,24.5,24.6,24.2,24.3
1914,23.8,24.6,24.6,25.2,26,24.6,24.7,24.9,24.9,24.8,24.9,24.8
1915,24.2,24.6,24.6,25.3,25.4,25,24.6,25,24.6,24.5,24.4,23.6
1916,23.4,24.2,24.5,25.2,24.9,24.7,24,24.3,24.6,24.5,24.1,23.7
1917,23.3,23.4,23.8,25,24.2,24.5,24.4,24,24.1,24.1,24.2,23.5
1918,22.3,22.1,24,24.4,24.3,24.1,24.8,24.6,24.5,24.1,24.6,23.7
1919,24.5,24.7,25,25.4,25.5,25.1,24.5,24.9,24.7,24.6,24.2,24
1920,23.6,24,24.7,25.2,25.3,25.2,24.8,24.3,24.6,24.3,24.7,23.3
1921,23.9,23.6,24.4,25,24.5,24.3,24.4,24.6,24.5,24,23.8,24.1
1922,24.4,24,23.7,24.3,24.6,24.5,24.3,24.1,24.6,24.2,24.4,24.2
1923,23.6,23.7,24.1,25,24.7,24.8,24,24,23.7,24.2,24.3,24.2
1924,24.3,24,24.1,24.9,24.7,24.5,24.4,24.9,23.7,23.4,23.8,23.2
1925,23.5,22.9,23.7,24.6,25,24.9,24.7,24.6,24.5,24,24.1,23.4
1926,23.6,24.2,24.5,25.8,25.6,25,24.7,24.6,24.3,24.1,24.1,24.1
1927,23.7,23.8,24.6,24.6,24.6,24.6,24.5,24.6,24.4,23.8,24,24.1
1928,24.2,23.8,24.1,24.6,25,24.7,24.6,24.4,24.4,24,23.8,24.4
1929,23.7,23.2,23.3,24.8,25,24.1,24.7,24.6,24.4,23.8,23.6,24
1930,23.9,23.8,23.7,24.8,24.9,24.5,25.1,25.4,24.6,24.3,24.1,24.1
1931,24.3,24.4,24.9,25.4,25.3,25.1,24.6,25.4,24.4,24.1,24,23.5
1932,23.2,23.9,23.9,24.6,24.8,24.3,24.5,24.5,24.2,24.3,23.7,23.7
1933,23.8,23.8,24,24.8,25.2,25,24.5,24.9,24.2,24,23.3,23.3
1934,22.7,22.7,23.3,24.4,25.1,24.5,24.7,24.6,24.6,24,23.9,23.6
1935,24,24,24.7,24.8,24.5,24.4,24.9,24.5,24.7,24.5,24.2,24.1
1936,23.9,24.3,24.1,25,25.2,24.5,24.7,24.3,24.4,23.7,23.9,24.4
1937,24.2,24.2,24.8,25.1,24.4,24.8,24.6,24.9,24.3,23.8,24.1,23.8
1938,24,24.5,23.9,24.7,24.5,24.7,24.3,24.1,24.3,24.2,23.7,24
1939,24.6,23.6,24,24.8,25,24.1,24.5,24.4,23.9,23.7,24,23.1
1940,23.1,23.7,24.2,25.2,24.9,25.1,24.7,24,24.3,24.6,24.4,24.3
1941,24.5,24.6,24.7,25.7,25.3,25.4,25,24.8,24.8,25,24.5,24.6
1942,23,23.6,23.9,24.4,24.5,24.4,24.1,24,23.9,23.8,23.5,23.3
1943,22.8,23.2,23.8,24,24.5,24.3,24,24,23.8,23.8,23.3,23
1944,23.5,23.7,23.8,24.7,24.6,24.4,24,24,24,23.9,23.5,22.9
1945,23.4,23.7,23.6,24.4,24.5,24.3,24.2,24.1,23.9,23.6,23.8,23.6
1946,23.3,23.6,24.2,24.4,24.5,24.4,24.2,23.9,23.9,23.9,23.6,24
1947,24,23.9,24.1,24.7,24.9,24.5,24,24,24,23.9,23.5,23.4
1948,23.9,24,24.6,25.4,25.3,25.3,24.7,25,24.7,24.7,23.9,24.2
1949,23.8,24.4,25.1,25.1,25,24.9,24.6,24.8,24.6,24.2,24.1,24.3
1950,24.4,24.4,24.6,24.8,25,24.7,24.3,24.4,24,24,24.2,23.6
1951,22.7,22.5,23.5,24.1,23.9,24.5,23.5,24,23.7,23.7,23.8,23.5
1952,23.7,23.7,23.8,24.3,24.2,24.1,23.8,23.7,23.7,23.6,23.1,22.9
1953,23.4,23,23.5,24.2,24.1,24.4,23.7,24.3,23.6,23.9,23.8,23.6
1954,23.3,23.6,23.6,24,24,24.1,23.5,23.8,23.7,23.4,23,23
1955,23.1,23.2,23.6,23.8,24.5,23.9,23.6,23.3,23.9,23.5,23.1,22.8
1956,22.8,23.1,23.5,24.1,24,23.9,23.6,23.6,23.5,23.4,23.5,22.6
1957,23.1,23.3,23.4,24.5,24.4,24.7,24.2,24,23.9,23.7,23.8,23.5
1958,23.8,23.7,23.9,24.9,25.8,24.8,24.6,24,24.2,23.9,23.1,23.5
1959,23.7,24.1,23.9,24.2,24.6,24.7,24,23.8,23.8,23.6,23.4,23.7
1960,23.5,23.6,23.8,24.4,24.6,24.3,24.2,24.2,24.2,24,23.2,23.4
1961,23.4,23.7,23.9,24.4,24.7,24.1,23.9,24,23.6,23.4,23.3,23.2
1962,23.3,23.2,23.4,24.3,24.9,24.1,23.9,23.6,23.8,23.6,23.7,23.3
1963,22.6,23,23.8,24.8,24.9,24.5,24.4,23.9,24.2,23.8,23.7,23.5
1964,24.1,23.9,23.8,24.7,24.8,24.2,23.9,23.8,23.9,23.6,23.4,23.1
1965,22.9,23.5,23.5,24,24.3,24.2,23.9,23.8,23.5,23.7,23.4,23.1
1966,23.4,23.7,23.8,24.7,24.4,23.9,23.9,23.7,24,23.6,23.5,23.1
1967,22.8,22.9,23.5,24.1,24.4,23.9,23.9,23.7,23.7,23.6,23.2,23.2
1968,23.1,23.1,23.7,24.2,24.2,24.4,23.9,24,23.7,23.5,23.8,23.2
1969,23.7,23.7,24.4,24.9,25,24.4,24.2,23.8,24.1,23.9,23.3,23.3
1970,23.6,23.8,24,24.5,24.9,24.7,23.9,24.2,23.8,23.6,23.3,23.2
1971,22.8,22.7,23.1,24.3,24.2,24,23.9,23.2,23.9,23.7,23,22.8
1972,22.7,23.4,23.5,23.9,24.5,24.4,24.6,24.2,24,24,23.8,23.6
1973,23.7,24.3,23.9,24.7,24.5,24.7,24.2,24,23.9,23.8,23.5,22.5
1974,22.5,22.9,23.2,24.1,24,24,23.9,24.3,23.7,24.1,23.5,23.2
1975,23.2,23,23.2,24.2,24,23.7,23.3,23.8,23.4,23.6,23,22.4
1976,22.3,22.9,23.4,24,24,23.7,23.9,23.6,23.8,23.6,22.9,23.3
1977,23.3,23,23.4,24.7,24.6,24.2,24.3,23.5,24.1,23.9,23.5,23.7
1978,23.8,23.9,24.1,24.3,24.6,24.3,24,24.1,23.9,23.7,23.5,23.5
1979,23.5,23.8,24.3,24.6,24.9,24.5,23.9,24.3,24.1,24,23.5,23.6
1980,23.5,23.6,23.8,24.6,24.9,24.5,24.2,23.4,23.9,24,23.4,22.8
1981,22.9,23.5,24.1,24.4,24.4,24.9,24.3,24.7,24,24.1,23.6,23.3
1982,23.3,23.5,23.8,24.1,24.6,24.5,23.9,23.9,24.1,23.6,23.7,23.8
1983,24,24.3,24.8,25.5,25.2,24.9,24.3,24.2,24,24.1,23.9,23.1
1984,22.9,22.7,23.3,24.2,24.2,24.1,23.7,24.1,23.7,23.8,23.5,23.2
1985,23.4,23.7,23.3,24.3,24.1,24.5,23.7,23.7,23.7,23.7,23.4,23.3
1986,23.1,23.3,23.6,24.6,24.6,24.4,24.5,24.6,23.8,23.8,23.3,23.7
1987,23.5,23.6,24.6,24.9,24.8,25.2,24.9,24.4,24.3,24.5,24.4,23.6
1988,24.2,24.1,24.5,25.1,25,24.5,24.2,24.1,24.1,24.4,23.7,23.1
1989,23.8,23.2,23.5,24.5,24.8,24.5,24.6,24.2,23.9,24,24,24
1990,23.7,24.6,24.6,25.1,25,25.1,24.3,24.8,24.2,24.3,24.3,24
1991,24.1,24.2,24.3,24.9,25,25.4,24.9,24.7,24.6,24.1,23.4,23.5
1992,23.8,24.4,24.8,25.8,25.4,24.9,24.3,24.5,24.4,23.8,23.1,23.5
1993,23.8,23.5,23.9,24.6,25.1,25.1,24.8,24.6,24.1,24,23.9,23.8
1994,23.9,24.3,23.8,24.7,24.7,24.7,24.9,24.1,24.4,24.3,23.7,24.4
1995,24.2,23.9,24.1,25,25.3,25.3,25,24.4,24.7,24.8,24,23.5
1996,23.6,23.8,24.4,25,25.3,25.2,25.1,24.5,24.9,24.3,24.1,23.3
1997,24,24,24.6,24.8,25.8,25.3,24.9,25.3,24.8,24.6,24.2,24.5
1998,24.8,25.3,25.6,25.4,26.8,25.7,25.3,24.7,24.9,25.1,24.3,23.9
1999,24.2,23.8,24.3,25.2,24.8,24.9,24.7,24.4,24.5,24.3,24.2,23.5
2000,24.1,24,24.3,25,25.5,25,25,24.9,24.8,24.4,24.3,24.5
2001,24.1,24.1,24.6,25.1,25.4,25.4,25.4,25.2,24.8,24.8,24.5,24.6
2002,24.5,24.6,25.1,25.4,25.9,25.6,25.7,25.1,24.8,24.8,24.5,24.8
2003,24.6,24.4,24.9,25.4,25.8,25.4,24.9,25.3,25,24.5,24.5,24.1
2004,24.9,24.5,25.2,25.4,25.8,25.4,24.5,25.1,24.6,24.4,24.3,24.1
2005,24.3,25.1,25,25.3,25,25.3,24.8,25.1,24.5,24.2,24.2,23.5
2006,23.9,24.1,24.4,24.9,24.5,24.5,25,24.7,24.1,24.5,23.9,24.4
2007,24,23.9,24.5,24.8,25.1,25.1,24.8,24.6,24.7,24.1,24.1,24.1
2008,24,23.9,23.7,24.6,24.9,24.6,24.5,24.6,24.6,24.7,24,23.6
2009,23.4,24,23.9,25.1,25.2,25.7,25.3,24.8,24.9,24.6,24,23.4
