1901,23,23.1,23.2,23.8,24.9,24.9,24.7,25.2,25,24.6,24.2,23.6
1902,22.9,23.1,22.8,23.5,24.3,24.7,24.8,25.1,24.7,24.4,24.1,23.6
1903,23.2,22.9,22.8,23.6,24.9,25.4,24.9,25,24.7,24.6,24.2,23.4
1904,22.9,22.5,22.7,23.1,24.5,24.8,24.6,24.6,24.5,24.3,24.4,23.6
1905,22.9,22.6,22.7,23.7,24.3,25,24.8,25.1,24.8,24.4,24.6,23.6
1906,22.8,22.6,22.9,23.4,24.6,24.7,24.7,25.2,24.8,24.7,24.5,23
1907,22.3,22.1,22.4,23.1,24.2,24.8,25,25,24.8,24.5,24.3,23.6
1908,23,22.6,22.8,23.4,24.6,25.1,25,25.3,24.9,24.6,24.2,23.5
1909,22.7,22.4,23.2,23.2,24.6,24.6,24.8,24.7,24.9,24.6,23.9,23
1910,22.5,22.2,22.6,23.2,24.1,24.8,24.8,25,25.3,24.4,24.4,23.7
1911,22.6,22.4,22.5,23.3,24.2,25,24.8,25.2,24.9,24.7,24.6,23.5
1912,23.1,23,23.1,23.4,24.6,24.9,25,25.1,24.9,24.6,24.4,23.6
1913,22.7,22.3,22.5,23,24.9,24.4,24.5,24.7,24.6,25,24,23.1
1914,22.7,22.5,22.9,23.2,24.3,24.6,24.6,24.8,24.9,24.6,24.4,23.8
1915,22.9,22.4,23.1,23.2,24.4,25,25,25.2,25,24.8,24.4,23.6
1916,22.7,22.4,22.5,23.1,24.6,24.9,24.7,24.9,24.6,24.1,24,22.9
1917,22.3,22.1,22.3,23.2,24.4,24.9,24.8,24.7,24.6,25,24.3,23.1
1918,22.5,22.3,22.4,23.1,24.1,24.8,24.6,25.2,25,24.3,24,23.1
1919,22.6,22.6,22.6,23.1,24.7,24.9,24.4,24.9,24.5,24.2,23.9,23.3
1920,22.7,22.7,22.8,23.4,24.7,24.7,24.5,24.7,24.6,24.2,24.1,23.2
1921,22.9,22.8,22.7,22.8,24.5,25,24.2,24.8,24.7,24.4,24.2,23.3
1922,22.6,22.4,22.4,23.8,24.1,24.5,24.6,24.8,24.7,24.5,24,22.9
1923,22.2,22,22,22.9,24.8,24.4,24.6,25,24.9,24.5,24.2,23
1924,22.5,22.3,23,23.7,24.9,24.7,24.6,24.9,24.6,24.3,24.2,23.3
1925,22.3,22,22.5,23.4,24.6,24.8,24.6,25,24.8,24.7,24.2,23.4
1926,22.9,22.7,23.1,23.5,24.9,25.4,24.8,25,24.7,24.3,24.2,23.1
1927,22.6,21.9,22.5,22.8,24.1,24.5,24.5,24.7,24.8,24.4,24.2,23.3
1928,22.5,22.3,22.5,22.9,24.5,24.7,24.6,24.9,24.7,24.4,24.4,23.2
1929,22.4,22.3,22.5,22.9,23.7,24.5,24.7,24.9,24.5,24.5,23.9,23.1
1930,22.5,22.4,22.8,23.3,24.7,24.8,24.8,25.1,24.7,24.6,24.4,23.6
1931,23,22.7,23.6,23.8,25.4,25.3,25.1,25.3,24.9,24.8,24.4,23.6
1932,22.8,22.4,23.1,23.7,24.7,25.2,24.9,25.4,25.4,24.9,24.6,23.8
1933,22.8,22.3,22.7,23.5,24.7,25,24.8,25,24.7,24.6,24.3,23.3
1934,22.4,22.2,22.4,23.3,24.5,25.1,24.6,25.1,24.7,24.6,24.3,23.4
1935,23.3,23.1,22.6,23.4,24.2,25.9,24.7,24.5,24.1,24.8,24.8,22.5
1936,22.9,22.8,23.5,24,25.1,25,24.8,25.2,25.4,24.8,24.1,23.1
1937,22.3,22.6,23.1,23.6,25.2,25.4,25.3,25.6,25.9,24.9,25.1,23.9
1938,22.6,22.2,22.8,22.9,24.5,24.4,24.8,25,24.9,25.1,23.8,23.5
1939,22.6,21.8,23.9,22.9,24.2,24.5,24.6,25.4,25.4,25.2,24.9,24.5
1940,23.9,23.3,23.7,24.8,25.7,25.5,25,25.5,25.5,25.6,25.3,23.8
1941,23.6,24.2,24.3,24.7,25.6,25.1,24.8,25.5,25.2,25.5,24.8,24.1
1942,23.7,23.8,24.1,24.7,25.4,25.7,25,25.1,25.4,25.6,24.9,23.9
1943,23.2,23.1,22.6,23.8,24.1,24.7,24.9,25,25.5,25.3,24.6,23.6
1944,23.2,23.1,23.2,23.9,24.4,24.7,25,25.7,25.5,25.3,24.9,23.8
1945,22.9,22.4,22.8,23,24.1,25,25,25.3,25.2,24.7,24.4,23.7
1946,22.8,22.3,22.8,23.3,23.8,24.4,24.7,25.4,25.2,25.5,25.1,24.1
1947,22.8,23.5,23.8,23.8,24.5,25.2,24.8,25.5,25.6,25.9,25.2,24.2
1948,23.6,23.2,23.1,23.7,25.7,25.6,25,25.3,25.3,25.2,24.7,23.6
1949,22.6,22.4,23.1,23.8,25.1,25.1,24.9,26.1,25.5,25.1,24.7,23.4
1950,22.3,22.8,22.4,23.4,24.1,24.7,24.9,25.5,25.5,25.1,24.8,23.5
1951,22.3,22.3,22.4,23.6,24.5,24.7,24.8,25.1,24.9,24.9,24.6,23.5
1952,22.6,22.7,23.2,23.9,25,25.2,24.6,25.2,24.9,25.1,24.2,23
1953,22.6,22.2,22.6,23.8,24.3,25,25.5,25.7,25.3,25,24.7,23.3
1954,22.4,22.5,22.9,23,24.3,24.8,24.8,24.9,24.5,24,23.8,22.7
1955,22.6,22.2,22.4,23.3,24.3,24.5,24.4,25.1,24.7,24.7,24.3,23.2
1956,22.9,22.2,22.8,23.5,24.1,24.4,24.3,24.5,24.8,24.4,23.9,22.9
1957,22.2,22,22.5,23,24,24,24.6,25,25.1,24.7,24.3,23.3
1958,22.8,23,24.3,24.9,24.8,25.4,24.9,25.5,25.1,24.6,24.3,23.6
1959,22.9,22.4,22.9,23.6,23.8,24.8,24.6,25.2,25.3,24.7,24.5,23.9
1960,23.3,23.2,23.3,23.7,24.8,25.3,24.7,25.1,25,24.8,24.7,23.2
1961,23,22.6,22.8,23.8,24.3,24.5,24.3,24.9,24.9,24.2,24.1,23.3
1962,22.5,22.3,23.3,23.7,25.1,25,25.1,25.1,25,24.9,24.4,23.7
1963,23.6,22.8,22.9,23.7,24.1,25,24.8,25.8,25.3,25.3,24.8,24.1
1964,23,23.3,23.4,23.6,24.5,24.7,24.6,24.9,25,24.5,24.5,22.5
1965,22.4,22.3,23.3,23.5,24.7,24.6,24.6,25.1,24.9,24.8,24.9,24
1966,23.8,22.6,23.1,23.7,24.1,24.7,24.7,24.8,24.9,24.8,24.4,23.7
1967,22.7,22.6,22.3,23.3,23.9,25,24.6,24.9,24.6,24.6,24.3,23.2
1968,22.3,22.7,22.9,23.4,24.4,24.6,24.9,25.1,25,24.7,24.6,23.2
1969,22.6,22.8,24.1,24.9,25.5,25.3,25,25.3,25.1,24.8,24.8,23.7
1970,23.5,22.9,23,24.3,25.1,25,24.5,25,25,24.6,24.3,23.2
1971,22.8,22.1,22.7,23.2,23.7,24.7,24.6,24.5,24.6,24.3,24.2,22.7
1972,22.2,21.9,22.8,23.1,24,24.8,24.6,24.8,24.7,24.7,24.4,23.3
1973,22.9,22.6,23.2,23.7,24.6,24.9,25.2,25.1,24.8,24.5,24.1,22.7
1974,22.3,22.3,22.1,22.5,23.8,24.4,24.6,25.1,24.5,24.3,24.4,22.9
1975,22.1,22.1,22.5,23.2,24.2,25.3,25.2,25.1,25.1,24.2,23.7,22.3
1976,21.7,21.5,21.6,23.2,24.1,24.7,24.6,25.1,25.3,25,24.5,22.8
1977,22.8,22.9,23.4,23.4,24.4,25.2,25.1,25,25,24.6,24.6,23.4
1978,22.7,23.5,23.2,24.2,25.1,25.1,24.9,25,25.3,24.9,24.4,23.5
1979,22.8,23.3,23.2,24.1,25.1,25.3,25,25.3,25.1,25.1,24.8,23.8
1980,23.3,23.1,23.2,24.3,25.6,25.9,25.2,25.5,25.5,25.1,24.7,23.8
1981,23.6,24.1,24.3,24.6,25.7,26.1,25.9,26.1,24.9,25.3,25.3,24.5
1982,23.9,23.8,24,24.5,25.4,26.4,26.1,26.2,25.7,25.4,24.9,24.1
1983,23.9,23.9,24.8,25.2,26.1,26.7,26.4,26.5,26.3,25.3,25.1,24.6
1984,23.6,23.8,23.8,24.3,25.4,26,25.8,26.2,25.6,25.4,25,24.1
1985,23.4,23.7,23.5,24,25.4,26.4,26.6,26.4,26.1,25.4,25.1,24.8
1986,23.8,23,23.8,24.8,25.6,26.4,26.3,26.3,26.1,26.1,25.1,24.2
1987,23.6,23.7,24.1,26,26.1,26.8,26.8,26.8,26.6,26.2,25.4,25.4
1988,24.3,24.2,24.1,25,26.1,26.6,26.7,26.2,26.2,25.8,25.6,24.2
1989,23.5,24.4,23.6,24,25.4,25.9,26.3,26,26,25.8,24,24.6
1990,24,23,23.5,24.7,26.2,26.6,26.5,26.7,26.6,25.9,25.7,24.5
1991,24.8,24.5,25,25.5,26.2,27.1,26.1,26.4,26.1,25.2,24.8,23.6
1992,24.2,24.2,24.7,25.4,26.1,26.5,26.6,26.6,26.1,25.6,24.8,24.2
1993,23.8,23.8,24.4,25.3,25.8,26.7,26.4,26.4,26.1,26.2,25.3,24.8
1994,24.1,21.1,23.7,24.7,23,26.2,26.4,26.8,25.5,25.5,25.5,24.7
1995,23.2,23.6,23.8,24.5,26.2,26.6,26.7,26.4,26.4,25.7,25.6,24.6
1996,24.4,24.4,24.5,24.9,25.9,26.4,26.2,26.4,26.4,25.9,25.6,24.2
1997,24.5,24.5,24.1,24.5,25.9,26.9,26.5,26.4,26.6,26.9,26.5,25.5
1998,24.8,24.4,25.5,26.1,26.7,27.1,26.8,27.4,27.1,26.4,26.1,25.3
1999,24.3,23.3,24.6,25.1,26.4,26.6,26.7,26.8,26.7,26.2,26,24.9
2000,24,23.8,23.3,24.9,25.9,26.6,26.2,26.3,26.3,25.8,25.8,24.2
2001,24.1,23.5,24.4,25.3,26.2,27.1,26.8,27.2,26.2,26.4,25.8,25.6
2002,25,24,24.8,25.2,26,26.9,26.7,26.9,26.7,26.2,26,25.1
2003,24.5,24.7,24.4,25.8,26.8,26.5,26.5,26.7,25.8,26.4,26.1,25.1
2004,25,24.3,24.3,25.3,25.8,26.5,26.3,26.8,26.4,25.8,25.5,24.9
2005,24.5,24.2,25.3,26.5,26.9,26.8,26.7,27.1,27.2,26.5,25.7,25.2
2006,23.4,24.4,24.8,25.4,26.5,26.6,26.5,26.7,26.4,26.1,25.5,25
2007,24.2,24.5,24.7,25.4,26.4,26.7,26.7,26.4,26.1,25.7,25.7,24.7
2008,23.8,23.8,23.6,24.6,25.5,26.4,26.5,27,26,25.6,25.5,24.2
2009,24.5,24,23.8,24.6,25.4,26.3,26.8,27.2,26.7,26.3,26,25.1
