1901,26.1,27.4,26.7,25.2,24.2,22.7,21.6,22.2,22.8,22.5,23.1,24.8
1902,25.9,26.3,26.8,25.4,24.3,22.4,22.3,21.4,22.6,22.3,23.6,25.4
1903,26.5,28.4,26.7,24.4,23.1,22,21.5,21,22.5,21.7,22.5,23.6
1904,25.5,26,25.1,24.5,22.8,22.5,21.9,21.9,22.1,21.8,24,24.6
1905,25.8,26.9,26.1,25,23.2,23.1,22,21.5,22,22.6,23,24.5
1906,25,26.2,26,25.8,23.9,22.7,21.5,21.3,22.8,21.3,22.8,23.2
1907,24.6,24.7,26.4,24.7,23.4,22.9,21.2,21.2,22.3,21.5,22.9,24.5
1908,25.5,25.8,26,25.4,23.8,23.4,21.9,21.7,21.6,21.5,22.8,23.9
1909,25.1,25.6,26.3,24.2,24,22.2,21,20.8,22.6,21.9,23,24
1910,24.4,25.1,24.8,25.2,23.2,22.4,21.3,21.4,21.8,21.5,23.6,24.3
1911,24.9,27.2,25.4,25.2,23.4,22,21.8,22.3,23,22.7,23.2,25.5
1912,27.1,27.3,27,26.3,24.1,22.8,21.2,21.5,22,21.8,22.3,24.6
1913,26.8,27.9,26.5,24.4,23.9,22,21.7,21.1,21.4,21.9,23.8,25.2
1914,26,27.8,26.6,24.6,23.8,23.7,21.9,22.2,22.4,21.2,22.8,25.6
1915,26.3,26.5,27.4,26.3,24.5,22.4,21.8,22,22.5,22.2,22.7,24.9
1916,25.6,25.3,25.4,24.4,23,20.9,20.3,20.7,21.9,21.4,21.3,23.1
1917,24.7,24.8,26.2,23.9,22,21.6,21.7,21.3,21.4,21.9,22.5,22.7
1918,24.6,25.7,24.9,24.4,23.4,23.2,23,22.1,22,22.5,24.7,27.4
1919,27.3,28.2,27.8,25.5,24.1,23.1,21.9,22.7,22.7,22.9,23.3,24.5
1920,25.5,25.9,26,25.6,23.1,22.8,22.8,22.1,22.1,22.5,23.4,24.6
1921,25.2,25.7,25.6,25.6,23.8,22.5,22.7,22.3,22.3,21.9,24.2,24.6
1922,26.6,27.5,27.1,26.1,24.1,22.2,22.6,21.1,22.7,22.2,24.1,24.8
1923,25.8,27,27,25,24,23,22.2,22.2,23.3,22.1,24.5,25.4
1924,27.6,27.2,27.2,25.6,24,22.7,21.7,21.3,22.1,22.3,23.2,25
1925,25.9,26,26.3,25.4,24.6,23,21.5,23.2,22.3,23.2,24.3,26.1
1926,28.2,28.3,27.7,26,24.2,23.2,21.7,22.2,23.4,24.6,26,27.1
1927,27.8,28.1,28.2,25.3,23.9,22.7,21.4,22.2,23.8,24.7,25.8,27.5
1928,28.1,28.9,27.7,25.8,25.1,22.9,21.6,22.2,23.4,23.6,26.1,27.1
1929,28.2,28.3,28.1,25.5,24.3,23,21.4,21.8,22.9,23.6,25.3,27
1930,27.4,27.8,27.5,26.3,23.8,23.2,22.1,21.5,22.5,23.6,24.6,27
1931,25.6,25.4,26.2,25.3,22.6,21.4,21.1,21.5,22.9,23.9,26.1,26.6
1932,27.3,27.8,27.6,26.7,24.2,23,22.4,22.5,22.9,23.1,23.7,25.4
1933,26.7,27.9,27.6,26.1,24.1,23,21.8,21.9,23,23.5,24.5,26
1934,27.9,27.3,27,27.1,24.1,23,22,21.3,22.3,23.9,24.9,26.9
1935,27.2,27.9,27.9,26.1,23.8,22.6,21.8,21.4,23,22.9,24.9,26.6
1936,27.4,28.3,27.3,25.7,24.6,22.7,21.8,22.1,23.4,23.7,24.1,25.8
1937,27.3,27.7,27.8,26.4,23.7,22.5,22.1,22.4,22.5,22.7,24.4,25.9
1938,27.4,27.7,28,26,23.2,21.9,21.5,21.3,22.3,23.1,24.5,25.6
1939,27.7,27.6,27.5,27.1,24.9,23.6,22.9,22.9,23.3,24.1,24.8,25.9
1940,28,27.2,27.2,26,25.8,24.1,23.5,23.4,24.3,25.1,26.1,27.2
1941,28.3,28.6,28.5,27.6,25.1,23.4,22.8,23.1,23.7,25,25.6,27.1
1942,28.6,28.5,27.8,26.5,24.1,23.1,22,22.4,23.5,24.1,25.5,26.4
1943,28.6,28.5,27.8,27.1,24.6,23.5,23.2,22.7,23.4,23.9,25.6,25.9
1944,27.7,27.9,27.4,27.4,24.9,23,22.9,23.1,24.1,24.2,24.6,26.7
1945,26.7,27.6,27.9,28.1,24.4,22.8,23.2,23.3,23.5,23.7,25.9,26.4
1946,28,28.2,28.1,26.6,23.8,22.9,20.7,21.1,22.8,23.7,25,26.6
1947,28.3,26.6,27.5,28.3,24.9,23.1,21,22,22.5,22.9,23.8,25.4
1948,26.1,26.7,26.2,26.2,23.4,21.4,20.9,21.8,22.2,22.6,24.2,24.7
1949,27.1,27.1,26.6,25.1,23.2,21.6,20.6,21,20.9,22.2,24.2,25.3
1950,25.6,26.4,25.8,24.6,22.8,21.1,21.6,20.6,22.5,22.7,23.9,25.8
1951,25.8,28.2,25.3,23.6,24.5,22.5,22.3,22.6,23.3,24,25.1,25.5
1952,26.5,28,27.4,24.6,23.1,21.1,20.3,21.8,23.5,23.4,23.7,26.1
1953,26.3,27.2,26.4,25.4,24.2,22.7,21.4,22.4,23.8,22.1,24,24.9
1954,26,26.7,26,26.2,21.7,21.7,20,20.6,22.2,22.8,24.4,26.8
1955,27.2,26.5,26.6,24.8,22.7,20.9,21.3,21.1,21.5,22.2,23,25.3
1956,25.4,26.2,27.6,23.5,22.1,21.3,20.4,21,21.4,22.4,23.6,24
1957,25.3,26.9,27.3,25.9,24.8,23.2,23.1,22.9,23.7,23.8,25.2,26.7
1958,27.1,28.3,28.8,27.1,24.4,22.7,22.3,21.9,22.3,23,24.3,24.7
1959,25.4,26.7,27,25.3,23.3,21.5,21.8,21.6,23,23.2,24.5,25.9
1960,26,26.5,27.1,26.3,23.9,22.5,21.6,21.6,21.8,22.5,23.9,26.5
1961,27.2,27.4,27.6,25,23.5,21.8,20.9,22.1,22.5,23.7,24.8,26.2
1962,25.3,25.2,25.4,25.3,23.2,20.6,20.8,21.2,22.8,22.5,25.2,25.5
1963,26.8,27,27.1,26.2,24.3,22.7,22.4,22.7,23.7,23.6,24.7,26.1
1964,26.8,27.6,27.3,25.8,23,21.2,21.4,20.9,22.5,23.3,25.1,25.7
1965,27.3,27.3,28.3,26.9,24.9,24.4,23.3,23.4,23,23.8,24.6,26.6
1966,27,26.6,27,25.2,23.4,22.1,21.2,21,22.2,22.9,24.6,25.3
1967,25.8,26.6,26.1,27.3,23.9,22.1,20.8,21.2,21.9,22.1,24,26
1968,26.5,26.9,26.2,25.8,22.4,21.9,21.6,21.9,22.7,23.7,24,26.3
1969,26.8,27.1,27.4,26.2,24.9,22.9,21.9,22.3,23.7,24.3,25.3,25.9
1970,26.4,27.2,27.7,26.9,24.4,22.4,20.7,21.4,22.4,22.6,24.7,24.6
1971,26.2,26.7,26.3,24.9,23.3,21.9,20.9,21.4,22.6,22.9,24.6,25.3
1972,27.8,27.5,27.3,25,23.6,23.7,22.9,23.8,23.4,24.7,25.4,26.9
1973,28.4,28.7,27.2,25.1,23.7,22.6,21.9,22,22.1,22.4,23.8,24.6
1974,26.2,27,26.7,23.7,23.6,22.3,21,21,21.7,22.3,24,24.7
1975,25.6,25.2,26.2,24.1,22.3,21.4,20.4,20.7,21.2,22.1,22.9,26
1976,26.2,25.8,26.1,24.6,22.9,22.2,22.2,22.4,22.2,23.2,24.6,26.8
1977,27.6,27.1,27.4,26.2,24.6,23.2,22.2,21.7,22.7,23.3,24.9,25.6
1978,26.2,27.2,26.4,23.9,23.7,21.8,21.6,21.7,22.1,23.6,25.7,26.1
1979,26.8,27.2,26.7,25.5,23.5,23.1,22.5,22,23,23.3,24.4,25.9
1980,27,28.2,28.8,26.9,25.2,23.1,22.6,22.2,22.7,23.5,23.4,26
1981,26.3,27.2,27.5,25.8,24.4,22.6,21.6,22.1,23.2,23.6,24.7,25.8
1982,26.8,27.4,27,25.7,24.9,22.7,22.4,22.3,24,24.5,24.5,27.3
1983,27.9,27.7,29.4,27.6,23.4,21.9,24.8,24.1,23.6,23.6,24.8,26.6
1984,26.9,26.9,27,25.1,23.5,21.9,21.7,22,23.1,24.1,24.6,26.4
1985,26.8,26.6,27.6,24.4,23.1,22.1,21.9,21.4,22.6,23.8,24.8,25.9
1986,26.5,26.9,26.8,25.3,23.7,21.9,21.1,21.5,22.6,23.8,25.2,26.5
1987,27.5,28.3,28.2,25.7,24.2,22.9,22.4,22.5,22.9,23.6,24.9,26
1988,26.2,26.5,26.2,24.8,23.3,21.2,20.5,20.8,22.1,21.8,23.9,25
1989,25.4,26.8,26.6,24.4,22.9,22.1,21,21.4,22.1,23.1,24.2,25.1
1990,26.5,26.4,26.2,23.8,23.3,21.6,20.7,20.7,22.3,22.8,23.5,25.3
1991,26,26,26.7,24.8,23.8,22.2,21.9,20.2,22.3,22.6,23.1,25
1992,26.6,26.8,27.4,24.2,22.5,21.1,20.7,20.5,21,22.4,23.5,25.3
1993,26.8,26.7,26.7,25.3,23.3,23.1,21.6,22.5,22.1,23.5,24.1,25.6
1994,26.3,26.7,27.5,25,24.7,23.1,21.1,22.3,24.1,22.9,25.3,26.8
1995,26.7,27.1,25.8,25.5,22.5,21.8,20.7,21.2,22.8,23,23.9,25.1
1996,25.6,26.3,26.2,24.1,23.4,21.1,20.7,21.4,22.1,23,24.2,25.4
1997,26.7,27.1,27.1,24.7,23.8,24.2,22.8,21.9,23.1,23.4,24.6,27.3
1998,28.5,29.3,29.2,26.5,24.1,22.4,21.2,21.4,22.2,23.4,24.2,25.3
1999,26.1,26,26.4,24.6,22.9,21.4,21.1,21.7,21.8,22.8,23.4,24.8
2000,24.9,25.9,26.1,25.1,23.1,21.9,21,21.8,21.8,23.3,23.5,25.7
2001,26.1,27.2,26.9,25.9,23.4,22.7,21.8,22.4,22.9,24,23.9,26.2
2002,26.6,26.9,27.4,25.5,24.3,22.6,21.4,22.1,22.9,23.4,24.5,26.9
2003,27.2,28.2,27.2,25.5,24.3,22.3,21.1,21.4,23,24.2,25.4,26.1
2004,26.2,26.3,27.3,26,23.6,22.3,20.6,21.5,22.4,22.5,23.8,26.1
2005,25.8,26.6,27,25.9,22.7,21.3,20.7,20.7,21.7,21.9,23,24
2006,25.4,26,25.9,24.7,22.6,21.6,21.6,21,22.9,23.7,23.3,25.5
2007,26.4,26.3,26,25.2,22.4,21.1,19.8,20.6,22.6,21.1,22.8,23.6
2008,24.4,24.9,25.6,24.5,21.7,21.9,20.3,20.4,22.5,21.9,23.5,24.2
2009,25.5,25.3,26,26.6,23.1,21.4,21.8,21,22.5,22.3,24.4,25.3
