1901,26.9,27.4,26.7,22.8,23.2,21.5,22.5,23.5,26.1,27.2,26.9,27.4
1902,26.7,28.4,26.5,24.8,24.1,23.5,22,20.3,25.9,25.6,27.4,27.4
1903,27.1,27.7,26.6,23.8,21.4,21.7,21.2,22.1,25.6,24.6,26,26.2
1904,25.9,26.2,26.6,24.7,20.7,20.4,22.1,22.3,24.2,24.5,26.6,26.2
1905,25.9,26.3,26.5,23.3,22.8,22.4,20.4,22.4,24.1,27.4,26.1,27
1906,27.8,28.3,27.4,24.8,24.5,20.5,21.8,22.9,23.7,26.1,27.5,26.8
1907,27.2,27.9,27.9,24.8,21.3,20.8,20.7,21.5,25.1,25.9,27.2,28.2
1908,27.8,27.4,26.8,24.7,22.7,21.9,22.4,20.9,24.9,25,26.9,27.7
1909,28.1,27.3,26.4,25.4,20,20.3,20.8,24.3,25,25.4,26.3,26.4
1910,27.7,26.9,26.2,26,22,22.3,21.3,23.7,24.7,25.6,26.9,27
1911,27.8,28.1,25.8,24.3,22.9,19.7,20.5,22.1,23.8,25.2,27.4,27.8
1912,27.8,28.5,27.1,25.2,23.4,20.5,17.8,21.3,22.1,24.4,26.8,26.5
1913,25.4,26,25.4,24.8,22.1,20.2,23.3,22.3,23.3,25.7,27.2,26.6
1914,26.8,26.6,26.7,23.4,20,21.5,21.8,19.8,23.7,25.4,26.2,26.4
1915,27.1,27,25.3,24.5,24.4,17.5,20.2,23.3,22.8,25.5,25.3,26.3
1916,26.2,25.6,24.5,24.7,22.4,19.3,18.5,22.2,24,25.3,26.9,25.9
1917,27.8,26.2,25.6,22.8,20,19.5,19.1,21.3,24.8,24,25.6,27.4
1918,27.1,25.5,25.2,23.9,21.3,19.9,19.7,22.3,24.6,25.6,27.2,26.9
1919,28.3,26.8,27.2,25.1,23.9,21.4,22.6,20.5,21.1,25.6,25.8,27
1920,26.9,27.1,27,25.3,22,19.7,17.7,20.9,23.6,25.7,26.7,26.4
1921,27,27.3,25.8,24,24.6,18.1,19,22.7,23.5,25.5,26,28.5
1922,26.7,26.7,25.7,24.4,21.7,18.8,21.1,22.3,23.7,23.1,26.8,26.4
1923,27.1,27,26.6,25,19.3,20.3,18.2,22.6,24.4,24.9,26,27.6
1924,26.4,27,26.3,22.8,20,20.9,19.2,19.7,22.5,24.2,25.1,27.5
1925,26.2,27.5,25.9,25,21.5,18.3,18.8,24.2,23.7,24.3,26.3,27.3
1926,27.5,28.1,28.3,24.3,21,22.4,19.5,23.2,26,26.5,27.6,26.8
1927,27,27.6,26.4,24.1,21.7,18.8,19.6,22.3,24.5,25.9,27.1,26.1
1928,28.2,27.5,26.4,25.5,21.9,19.6,18.9,20.5,22.5,25.3,27.4,26.7
1929,28.2,27.2,26.3,24.8,20.9,19.2,19.4,21.8,23.1,25.4,27,26.7
1930,26.8,26.6,26.7,25.3,22.7,24.2,20.1,22.2,23.6,25.1,26.4,27.3
1931,28.1,28.3,26.7,24.2,19.7,18.5,19.9,22.6,22.9,25.6,25.5,27
1932,27.4,27.1,26.3,25.2,21,20.4,22.3,20.9,24.5,25.5,27,26.5
1933,28.9,27.9,27.5,25.7,23.8,20,18.4,23.6,25.1,27.5,27.3,28
1934,28,26.8,27.2,23.1,22.7,22.9,20.9,22.9,24.3,24.9,27.8,27.7
1935,28.3,27.9,27.9,24,23.1,22.6,20.6,22.7,23.3,24.9,26.6,28.1
1936,28.4,27.3,27.7,24.4,24.4,21.9,20.4,20.9,25.3,27.3,27.2,28
1937,28.2,27.8,26.3,23.1,21.4,22.1,21.4,24.4,24.2,25.3,27.6,28.1
1938,27.8,27.4,26.7,23.2,23,21.6,21.5,22.1,24.5,25.1,27.5,27.8
1939,28.9,27.6,26,23.9,24,22,19.4,23.1,24,27,26.3,26.9
1940,27.1,27.4,26.4,25,24.1,22.2,23.1,22.1,24.3,25.3,26.3,28.6
1941,28,27.5,26.3,26,22.6,20.1,21.6,24.3,21.2,26.7,26.3,27.6
1942,28.7,28,26.4,24.9,20.9,18,17.9,23.5,24.6,25.8,27.9,28.1
1943,27.9,27.9,26.7,24.2,23.3,20.9,21.5,19.5,24.1,26.7,26.8,27.4
1944,28.8,28.7,26.5,24.4,23.3,22.2,21.4,24.5,26.7,27.2,26.5,28.9
1945,28.6,27.8,26.6,25.8,21.4,19.6,21.4,25.7,25.3,27.5,27,27.5
1946,27.1,28.8,26.6,24.5,22.6,19.9,19.4,23.7,26,26.2,28.5,27.2
1947,28,28.1,26.4,25.1,22.9,22.7,19.1,21.2,24.4,24.8,27.6,27.2
1948,29,27.9,26.3,24.7,22.6,22.6,21.8,22.1,25.6,25.8,26.8,27.7
1949,26.4,27.8,28,23.7,22.4,22.3,19.6,21.5,23.7,23.5,27,26.2
1950,27.1,26.4,25.4,23.5,23.4,21.5,20.6,23.6,24.7,24.2,25.5,26
1951,26,26.5,26.7,20.9,23.4,20.1,20.4,22.5,23.8,26,25.8,26.2
1952,27.1,27.3,27,22.5,22.6,17.5,20.9,22.8,24.1,25.6,25.8,27.1
1953,26.9,27.2,26.3,22.9,22.3,19.8,16.5,24.5,26.2,25.7,26,27.5
1954,26.3,27.3,25.4,24.4,20.9,21.4,19.3,22.6,25.2,25.6,28,27.5
1955,27.1,28.2,25.5,24.3,22,21.9,17.1,22.6,25.4,24.4,26.6,26.8
1956,26.2,27,26,23,19.7,17.9,19.7,20.5,24.3,25.1,26,28.1
1957,26.9,25.8,27.3,23.5,23.6,20.7,18,23.1,22.8,26.9,25.9,27.8
1958,28.9,28.1,26.8,24.9,21.9,22.2,21.8,20.8,23.6,25.4,26.5,26.4
1959,27.5,27.9,26.3,25.5,22.8,21.2,22,21.4,24.6,25.6,26.9,27.3
1960,27.9,26.6,26.5,23.9,19.8,21.1,20.7,22,25,26.4,25.8,27.9
1961,27.9,28.1,25.7,25.1,22.9,20.4,21.4,25.7,25.9,27.1,27.1,27.7
1962,27.4,28,27.5,24.4,21.3,19.8,16.8,22.1,25,23.7,27.4,28.1
1963,27.9,27.1,27.1,25.1,22.6,20.7,22.9,24.9,25.7,28.6,27.3,28
1964,28.7,27.7,26.5,26.3,22.9,19.8,20.5,22.8,23.5,25.1,26.2,27.1
1965,26.5,27.6,24.7,24.6,22.7,22.7,20,23.5,23.4,25.7,26.8,27
1966,28,27.6,26.6,24.9,22.9,22.7,20.6,21.6,24.3,26.6,27.8,27.8
1967,26.7,27.4,26,25.4,25,19,21.1,24.5,26.1,28.2,26.8,27.2
1968,26.9,27.4,26.4,22.2,19.8,21.2,21.4,23.4,22.1,26.8,29.2,27.4
1969,27.2,28.4,26.8,23.7,22.8,19.8,21.3,21.2,26.5,25,26.5,26.8
1970,28,26.9,26.5,24.6,22.9,21.5,19.8,21.7,24.1,26.1,25.5,27.5
1971,27.1,26.6,25.8,21.6,20.8,17.3,20.5,21.9,25.1,23.9,26,26.8
1972,27.2,26.6,26.6,22.9,23.9,23.7,20.5,21.5,24.9,25.6,27,26.7
1973,29.1,28.7,27.5,27.3,22.4,21.6,18.9,19.9,23.6,26,26,26.6
1974,27.1,27,25.6,24,21.1,20.9,21.4,22.2,24,24.5,25.8,26.8
1975,27,27.9,25.8,24.3,21.5,20.9,19,22.4,24.1,25.1,25.5,26.5
1976,27.3,26.7,25.1,23.1,21.4,19.5,20.2,20.5,21.4,25,25.5,26.2
1977,26.5,27,26.7,23.5,22.4,21.4,23.5,22,24.9,26.3,26.5,27.7
1978,27.5,28.3,27.7,23.6,22.1,21.1,23.5,20.3,24.1,26.7,26.7,26.8
1979,26.7,27.6,25.9,23.2,21.8,20,20.2,24.4,22.3,26.9,25.8,27.1
1980,26.6,27.1,27.4,25.1,23.5,19.9,20.2,22.5,22,26,26.3,27.3
1981,27.7,26.7,27.5,25.2,24.4,19,17.9,23,23,25.5,27.1,26.1
1982,27.5,26.7,25.2,24.2,22.2,21.4,22.1,22.6,23.9,25.6,26.8,25.9
1983,27.7,27.1,25.6,25.1,23.5,18.2,20.1,20.9,22,25,25.5,27
1984,27.5,27.2,26.6,23.4,23.6,20.8,22.2,20.5,24,28.1,26.7,26.3
1985,27.1,27.2,26.5,24.9,23.6,20.1,19.8,21.4,24.1,26.6,28.1,29
1986,27.9,27.2,26.1,26.1,23.7,21.5,20,23,23.3,24.4,27.6,27
1987,27.7,26.1,25.6,25.6,20.1,19.8,22.3,20.5,22.8,25.6,27.5,26.6
1988,27.9,26.6,27.2,26.1,21,20.7,17.9,24.3,26.1,25.7,27.8,28.4
1989,26.3,27,26.3,25,22,21.5,19.5,21,22.5,25.8,27.1,27.6
1990,27.4,27.7,27.7,26.7,21,19.9,17.4,23.4,22.6,27,28.2,28.5
1991,28.5,27.2,26.9,25.2,22.7,20.7,20.3,23,24.9,24.3,26.1,27.6
1992,27.7,28.7,25.3,23.3,22.1,22.7,16.6,20.4,22.1,25.9,25.3,27.2
1993,27.3,26.3,27,25.3,20.9,20.4,18.9,20.6,23,26.5,27.5,27.3
1994,27.4,27.5,26.2,25,25.1,23,20.8,24.6,25.1,27.2,26.8,27.7
1995,27.2,27.1,26.8,22.5,21.9,22.3,22.3,23.8,24.9,25.4,26.4,26.7
1996,27.1,27,26.2,24.6,22.6,18.2,19.7,23.8,23.1,26.2,26.1,27.5
1997,27.1,27.5,26.4,24.1,22.5,20.6,22.1,22.1,26.6,27.8,27.6,27.8
1998,29.3,27.6,26.3,24.6,20.7,20.4,23.6,22.3,22.6,25.7,26.8,27
1999,27.8,28.5,27.8,24.6,22.1,21.1,20.8,23.2,27,27.4,26.2,28.1
2000,29.1,27.9,26.7,25.6,22.2,22.2,17.6,23.3,23.2,27.8,26.3,27.4
2001,28.1,27.3,26.8,25.9,21.1,20.3,23,25.2,25.2,26.9,27.2,26.4
2002,28,26.9,28.3,27.9,24.4,21.5,20.4,24.6,25.1,28.9,27.9,28.5
2003,27.7,27.1,27.6,24.4,22.3,23.2,21.8,20.4,24.5,26.6,27.5,28
2004,28.6,27.4,27.1,26.1,19.1,20.9,19.6,22,25.2,26,25.8,27.2
2005,27.6,27,26.4,24.9,22.8,23.5,19.5,23.7,20.7,26.1,26.5,26.9
2006,27.3,27.4,27.2,25.1,20.7,21.7,20.7,23.2,24.2,26.9,26.6,27.6
2007,27.4,27.5,27.1,26.2,20.8,22.3,19.2,21.4,27.2,28,27.3,27.8
2008,27.4,26.9,26.6,24.8,21.7,20,22.9,23.9,23.1,27.3,26.1,27.7
2009,26.5,26.9,27.4,26.8,23.5,19.3,19.7,23.5,23.8,26.8,29.4,27.4
