1901,23.3,23.7,24.6,25.2,26.2,27,27.1,27.5,27.4,26.6,24.7,23.8
1902,22.9,23.6,24,25,25.8,26.7,27.3,27.2,27,26.7,25.3,24.4
1903,23.7,24.1,24.4,24.9,25.9,27.1,27.3,27.3,26.6,26.2,25.1,23.7
1904,23.5,23.7,24.3,24.7,26,26.4,26.7,26.5,26.4,26.2,25,24.1
1905,22.9,23.7,24.4,25.4,26.5,27.2,27.1,27.3,26.9,26.6,26,24.6
1906,23.7,23.8,24.2,24.8,26,26.5,27,27.1,26.9,26.7,25.4,23.1
1907,22.9,22.9,24,24.7,26.1,26.8,27.3,27.1,26.8,26.5,25.6,24.4
1908,23.4,23.2,24.4,25.6,26.4,27,27.3,27.5,27,26.2,25.3,24.3
1909,23.2,23.3,24.6,24.8,26.1,26.5,27.1,26.7,26.9,26.5,24.7,23.1
1910,22.5,22.8,23.6,24.5,25.5,26.6,26.9,27,27.3,26.2,25,23.5
1911,23.2,23.3,23.6,24.7,25.2,26.9,27,27.2,26.9,26.9,26.2,24.4
1912,24.1,23.6,25.1,25.4,26.4,26.8,27.4,27.2,27.1,26.7,25.5,24.8
1913,23.7,23.7,24.5,24.3,26.2,25.8,26.6,26.6,26.6,27,24.7,23.5
1914,22.8,23.4,23.5,24.9,25.7,26.3,26.9,27,26.9,26.6,25.2,24.9
1915,23.6,23.1,23.6,24.2,26.4,27.3,27.7,27.7,27.6,27.2,25.8,23.9
1916,23.5,23.3,23.3,24.7,26.1,27.2,27,26.8,26.8,26.1,25,23.3
1917,22.9,22.6,24.1,24.7,25.6,26.3,27,27,26.8,27,24.4,23.1
1918,22.2,23.3,24,24.7,25,26.2,26.8,27.2,26.6,26.5,25.1,24
1919,23.1,23.5,24.2,24.6,26.3,26.8,26.7,27.4,26.7,26.5,24.8,23.7
1920,22.9,23,24.1,25.3,26.6,27,26.7,26.9,26.7,26.1,25.3,24.1
1921,22.1,23.3,23.7,24.9,26.2,27.3,26.7,26.8,27,26.2,24.9,23.7
1922,21.9,22.3,23.3,25.1,25.2,26.5,26.5,26.4,27,26.4,25,23.8
1923,22.2,22,23.4,24.3,25.9,26.3,26.6,26.7,27.2,26.7,25.4,24
1924,23.5,23.1,24.2,26.3,27.1,27,27.5,27.9,27.2,26.9,25.5,24.7
1925,23.3,23.6,24.7,25.6,26.8,26.8,26.8,27.3,27.6,26.8,25.6,24.4
1926,22.9,23.9,24.9,26.4,26.8,27,27.3,27.7,27.5,27.4,26.3,24.6
1927,22.6,23.7,24.4,25.7,25.8,27.1,27.1,27,26.4,26.2,25,23.9
1928,23.3,23.9,24.1,24.7,25.6,26.8,27,27,26.9,26.3,25.5,23.8
1929,23.7,24,24.8,25.2,26.1,26.6,27.1,27,26.7,26,25.4,24.3
1930,23.7,23.4,24.3,25.4,26.4,26.6,27.2,27.5,27.1,26.3,24.9,24.2
1931,23.1,23.2,24.4,25.2,26.8,27.2,27.8,27.7,27.3,26.9,25.5,24.6
1932,23.4,23.9,24.5,25.3,27.1,27,27.1,27.6,27.5,26.1,24.9,24.2
1933,23.3,23.9,24.9,25.6,27.1,27.3,27.1,28,27.3,27.4,25.4,24.8
1934,23.7,23.4,24.4,25.3,26.4,26.9,27.3,27.6,27.4,27.4,24.9,23.8
1935,23.5,23.1,24.5,25.7,26.5,26.8,27.1,27.4,27.2,26.6,25.4,23.5
1936,23.9,23.9,24.2,25.6,26.6,27.2,27.4,27.6,27.2,27.2,25.9,24.3
1937,24.1,23.7,25.2,25.7,26.8,27.2,27.3,27.4,27.6,27,26,24.5
1938,24.4,24.4,23.9,24.4,26.1,26.7,26.5,27,27,26.5,25.3,24
1939,23.6,23.6,23.8,24.5,25.7,26.4,27,27.5,27.2,27.4,25.7,24.3
1940,23.1,23.8,24.5,25.5,26.2,27.2,27.8,27.7,27.4,26.7,25.6,24.4
1941,23.7,23.9,24.3,25.3,26.5,27.4,27,27.7,27.3,27.1,26,25.1
1942,24.2,23.2,25.2,25.6,26.6,27.2,27.6,27.8,27.4,27.2,26,24.8
1943,23.7,23.5,24.4,25.1,25.8,26.4,26.7,27.1,27.3,26.6,25.6,24
1944,23.4,23.5,24.6,25.5,25.7,26.8,27,27.1,26.9,26.7,24.6,23.7
1945,22.5,23.4,24,24.8,25.8,27.1,26.7,26.9,26.9,26.2,24.6,23.4
1946,23.4,23.2,24.1,24.5,25.9,26.4,26.9,26.9,26.7,26.7,25,23.9
1947,23.6,23.3,24.4,25.2,26,26.6,27.1,27.4,27.3,27.3,26.1,24.1
1948,23.8,24,24.7,25.2,26.9,27.4,27.6,28.1,27.2,27,25.8,24.5
1949,22.8,23,23.6,25,25.8,26.1,26.5,27,26.8,26,25,23.3
1950,22.6,22.6,23.4,23.9,25.4,26.4,26.5,26.9,26.5,26.5,24.7,23.4
1951,22,21.5,22.6,25.2,26,26.7,27,27.8,27.3,27.1,25.6,23.5
1952,22,22.9,23.9,25,26.5,27.4,27.1,27.5,27.1,27.2,24.7,22.6
1953,22.8,23.3,23.7,25.9,26.3,27.1,27.3,27.6,27.6,27.1,26.6,24.4
1954,23.5,22.8,25.5,26.1,27,27.1,27.6,28,27.5,26.3,25.9,23.3
1955,22.6,22.8,23.4,24.1,25.1,26.7,27.4,27.6,27.3,27,26.1,23.8
1956,21.9,23.1,24.1,24.4,26.1,27.2,27.5,27.7,27.6,27,25.9,23.9
1957,23.2,23.6,24.8,26.8,27.5,27.8,28.5,29,28.6,28.2,26.3,25.1
1958,23.6,23,25.8,27.4,27.6,28.1,28,28.6,28.3,27.6,26.7,25.7
1959,24.1,24.9,26.2,26.6,26.9,28.1,28.6,28.5,28.5,28,26.7,25.5
1960,24.8,25.4,25.6,26.8,28.1,28.4,28.9,29,28.4,27.9,27.1,24.5
1961,24.9,25.3,25.6,26.7,27.6,27.8,28.1,28.7,28.2,27.7,25.8,25.1
1962,24.8,24.7,24.9,26.4,26.4,28,28.7,28.5,28.4,28.2,26.3,25.5
1963,24.1,25.3,26.1,26.4,26.8,28,28.2,28.8,28.7,27.8,26.8,26.2
1964,24.9,25.8,26.4,26.6,27.8,28.2,28.3,28.5,28.4,28.1,26.9,24.6
1965,23,24,25.5,25.4,26.1,27,27.6,27.9,27.7,27.7,26.2,24.3
1966,24.2,24.1,25.1,26.3,26.9,27.6,28,28.1,27.6,27.1,24.9,23.8
1967,24,23.9,23.7,24.2,26.3,27.2,27.2,27.5,27.4,27,25.7,24.1
1968,23.2,23.1,23.7,24.1,26.4,27.3,27.6,27.7,27.5,27.6,26.4,23.8
1969,23.6,23.3,24.9,26.6,27.2,27.8,27.8,27.7,27.7,27.5,25.5,23.9
1970,23.3,23.3,24.6,26.1,26.2,26.9,27.3,27.2,27.3,28.2,26.4,24.8
1971,24,24.6,25.3,25.6,26.3,28.1,27.8,28.1,27.8,25.9,25.8,24.2
1972,23.5,24.1,24.5,26,26.7,27.6,27.1,27.2,27,27,26.6,25.1
1973,24.2,23.7,25,26,27.7,27.3,28.4,28.3,27.9,27.8,26,23.9
1974,23.7,23.9,24.8,25.3,26.2,27.1,27.6,27.1,27,26.8,24.1,24.1
1975,23.4,24,24.4,26.3,26.6,27.3,27.7,28.3,27.4,26.6,25.2,24.6
1976,22.6,23.2,24,24.7,26.4,26.3,27.3,27.9,27.5,26.7,26,24.7
1977,23.5,24.6,25.3,25.9,25.8,27.2,27,27.3,26.9,26.9,25.8,24.5
1978,23.5,23.3,24.8,25.1,27.2,27.6,27.6,27.6,27.2,27,25.9,24.6
1979,23.8,24.3,24.6,26,26.8,27.7,28.3,28.1,27.6,27.7,26.6,24.2
1980,24.2,24.4,25.3,26.4,27.6,28.3,28.3,28.4,28,27.5,26.5,25.1
1981,23.1,24.2,24.6,25.5,27.5,27.4,27.9,27.8,27.7,26.8,25.9,24.3
1982,24.4,24.2,25.5,26.5,26.3,27.7,27.3,27.5,27.3,26.8,25.6,23.6
1983,24,24.1,25.4,25.8,26.7,28.1,28.2,28.4,27.7,27.3,26.1,25.1
1984,23.9,24.4,24.8,26.4,26.2,26.3,26.9,26.9,26.4,25.9,24.8,23.3
1985,23.5,23.4,23.9,25.1,26.9,27.5,27.8,27.7,27.1,26.3,25.5,24.2
1986,23.4,23.4,24.8,25.6,25.7,27,27.6,27.8,27.1,26.8,25.5,25.1
1987,24.1,24.6,25.1,25.9,26.3,26.8,27.6,28,27.4,27,25.8,24.6
1988,24.4,24.5,25,26.2,27.5,28.3,28.6,28.1,27.5,27.4,26.2,24.6
1989,24.1,24.2,25.1,26.3,27,27.3,27.5,27.7,27.5,27.4,26.1,24.6
1990,24.1,24,24.5,25.7,27.3,28.5,28.9,28.9,28.7,27.6,26.9,24.8
1991,24.8,25,25.5,26.6,27.3,27.4,28.6,27.3,27.7,27.7,26.1,24.4
1992,24.2,24.9,25.8,27,26.1,27.9,28.2,28.5,27.8,27.2,26.5,25.3
1993,24.6,24.6,24.5,25.9,26.8,27.6,27.8,27.6,27.4,27.8,26.2,25
1994,24.3,25.2,25.6,26.4,27.6,28.3,28.3,28.5,28.2,27.7,27.1,25.3
1995,24.2,25,24.9,26.7,27.6,28.2,28.5,28.5,28.6,27.5,26.2,25.2
1996,24.8,24.3,25,26.6,27.7,28.1,28.1,27.7,27.9,27.8,26.2,24.3
1997,24,24.6,25.6,26.4,28.6,29,29.1,28.7,28.7,27.7,27.3,27.1
1998,25.6,25.6,25.9,26.4,27.5,28.9,29.2,28.3,28.2,28,27,26.3
1999,24.7,23.9,25.5,26.6,27.7,28.2,27.9,28.8,28.2,27.9,25.9,24.3
2000,23.5,23.8,24.6,26.6,26.8,27.6,28.8,28.5,28.3,27.2,26.6,24.7
2001,23.6,24.8,25.7,26.2,27,27.7,28.1,28.9,28.5,27.6,25.8,25.2
2002,24.8,24.3,25.7,26,26.9,27.9,28.2,28.7,27.6,27.9,27.9,26
2003,24.7,24.7,26.4,26.4,27.9,29,28.6,28.1,28.3,28.2,26.3,25.1
2004,24.9,24.9,25.2,25.8,26.3,28.3,28.4,28.6,28,27.5,26,24.8
2005,23.5,22.8,25.8,26.4,27.3,28.1,28.6,28.6,28.7,27,26.4,24.1
2006,23.5,23,25.2,26.1,27.6,28.4,28.2,28.5,28.3,27.9,26.5,25.3
2007,24.3,24.6,25.4,25.7,26.8,27.9,27.8,28,27.4,26.8,25.3,24.2
2008,23.1,24,24.6,25.4,26.5,27.2,27.5,27.7,27.2,26.8,25.1,24.2
2009,23.8,23.7,23.9,25.6,26.1,27.2,28.5,28.4,28.3,28.3,26.1,25.9
