1901,27.9,28.4,27.6,24.3,24.1,23.4,23.8,25.2,28.8,29,28,27.9
1902,28.3,27.6,27.1,25.9,24.9,24.2,22.7,21.8,27.8,28,27.8,28.9
1903,28.6,29,26.2,24.3,22.4,22.7,23.1,23.7,27.9,26.6,26.6,27.6
1904,27.4,27.3,26.4,25,22.4,21.6,23.4,24,26.9,27,27.6,27.6
1905,27.5,27.6,27,24.1,23.8,23.4,22.5,24,26.8,29.7,28,28.9
1906,27.4,28.4,27.5,25.9,24.7,20,22.6,24.7,26.6,28.1,28,28.7
1907,27.8,28.1,27.9,24.5,21.7,21.1,21.5,22.5,26.9,27.4,28.2,28.9
1908,28.5,27.9,27.4,24.4,22.9,22.2,23,21.9,26.9,26.1,27.6,28.5
1909,29.2,28.1,26.2,25.2,20.8,21,21.4,24.1,27.3,27.2,28.1,28.2
1910,28.2,27.7,26,25.3,22,22.9,23,24.6,26.9,27.3,27.7,27.9
1911,27.8,27.8,25.8,23.7,21.8,19.8,20.6,22.7,25.7,26.9,27.9,28.7
1912,28.2,28.2,26.9,24.9,22.8,19.8,17.6,21.6,24.2,25.4,27.1,26.9
1913,26,25.7,25.1,23.3,19.7,19.1,19.2,21,23.6,25.7,25.8,26.6
1914,26.3,25,26.9,22.5,19.2,20.9,21.4,19.4,22.6,25.3,24.5,26.2
1915,27.3,26,23.9,24.2,21.7,18.3,21.6,21.1,22.4,24.7,26.6,27.3
1916,27.5,26.3,25.4,23.4,20,19,20.6,21.9,24.4,24.8,26.1,27
1917,27.1,25.4,25.6,23.6,20.2,20.1,17.8,22.4,22,26.1,25.4,27.4
1918,26.8,25,24.7,23.2,20.5,20.2,19.4,21,25.8,26.7,25.6,26.7
1919,27.6,26.4,25.6,25.5,24.2,19.9,21.3,21.8,23.9,27.9,27.8,27.5
1920,27.3,27,25.6,24.7,21.1,18.8,19.3,20.8,25.7,26.9,27.2,27.8
1921,27.4,25.5,25.9,23.6,21.4,19.4,18.8,23.4,23.5,26.9,26.3,26.6
1922,26.5,26.3,26,24.3,21.1,17.8,20.2,22.4,24.2,24.5,26.9,27.3
1923,27,26.9,24.2,23.9,19.7,19.8,19.3,22.6,23.5,26.7,25,26.8
1924,26.9,27.2,25.4,23.9,19.9,20.8,20.3,21.5,25.4,26.3,27,27.6
1925,27.1,25.7,24.8,24.8,21.4,19.6,19.8,22.2,24.2,24.6,26.5,26.7
1926,27.7,25.9,26.2,24.5,21.1,21.5,20,20.9,24.3,25.9,26.2,26.3
1927,26.1,26,25.2,23.7,19.9,17.8,19.3,21.2,24.2,26,26.7,26.6
1928,27.1,26.1,25.6,25,20,18.9,19.6,21.7,25.3,26.7,25.9,25.8
1929,27.6,25.9,24.7,24,18.7,18.5,20.3,21.9,25.8,25.1,25.8,26.8
1930,26.9,25.9,25.9,24.8,21,23.3,20.8,23.7,24.5,26.9,25,27
1931,28.3,27.9,26.5,24.5,19.7,18.8,20.3,22.7,24.8,27.3,26.4,27.7
1932,27.4,27.5,25.8,24.6,20.8,21.1,22.2,22.4,26.4,27.2,27.7,27.5
1933,27.7,26.9,26.4,24.1,21.9,18.9,18.7,22.9,25.8,27,26.7,28.1
1934,26.8,25.8,26.3,23,21.9,22.1,21,23.2,25.1,25.9,26.9,27.9
1935,27.5,27.7,26.9,23.3,22.4,21.2,21,23,25.5,26.5,27.1,28.8
1936,28.2,27,26.5,24.9,23.3,21.5,20.9,22.3,27.1,28.9,27.7,27.7
1937,27.7,28.3,26.7,23.4,21.5,21.9,21.5,24.6,25.8,25.7,28.2,27.8
1938,27.8,27.8,25.8,23.2,22.1,21.3,21.7,22.3,25.6,25.6,27.8,27.6
1939,28.2,27,25.6,23.7,23.2,21.9,20.2,23.8,25.6,27.4,27.2,27.6
1940,27.7,27.5,26.4,24.6,23.4,21.7,22.9,23.4,26.4,26.9,26.5,28.9
1941,27.9,27.2,26.2,24.9,22,20.4,21.4,24.2,23.7,27.7,27.6,29.2
1942,28.6,27.5,25.8,24.3,20.6,18.8,19.2,23.8,26.5,25.9,27.3,28
1943,28.4,27.1,26.1,23.1,22.3,20.3,21.6,20.8,25.6,27.3,26.7,27.7
1944,28.4,28.1,26.2,23.5,23.1,22.3,21.6,25.2,28.6,28,27.2,29.9
1945,27.3,26.2,26,24.3,19.6,22.7,21.5,26.2,26.4,27.1,27,27.2
1946,26.7,28.1,25.3,24.5,21.8,20.5,20.2,23.1,25.7,26.3,28,26.5
1947,27,26.8,25.7,24.2,23,21.8,19.2,23.2,23.8,25.3,27.1,26.4
1948,28.2,26.6,25.9,24.3,21.7,22.1,22.4,22.4,26.3,26.1,26.4,28.1
1949,26.9,27.2,26.5,23.4,20.8,20.6,19.2,22.9,24.6,28.2,28.2,26.3
1950,27.3,26.8,25.5,23.9,22,21.7,21.7,23.3,24.9,24.4,26,26.5
1951,27.3,26.9,26.4,21.9,23.6,22.3,23,23.3,28.1,28.3,27.4,28
1952,28.5,27.2,26.9,23.1,23,17.4,21.9,25.2,25.7,27.2,27.4,28.4
1953,27.9,28.4,26.7,24.3,22.6,21.1,18.6,27.1,27.9,26.6,27.9,28.9
1954,27.3,27.6,25.9,24.7,20.9,20.8,20,23.3,26.4,28.1,29.9,29.1
1955,28.6,29.1,25.4,24.3,21.8,22,17.2,24.4,27.8,27.2,28.8,28.2
1956,25.8,26.6,26.5,22.9,19.2,18.3,20.3,21.6,26.2,26.7,26.1,28.4
1957,27.2,26.3,26.9,22.7,23.6,20.3,17.8,22.8,23.7,27.4,26.5,28.5
1958,28.9,28.5,26.3,23.4,20.3,22.8,22.6,20.7,25.8,26.3,27.1,26.5
1959,27,27.9,26,24.6,22.3,22.3,22.6,22.3,26.4,28,27.4,28.9
1960,27.9,26.6,25.5,23.3,19.7,21.1,20.4,22.2,26.5,27.3,26.7,28.8
1961,28,27.9,26.3,25.1,23,19.8,20.8,26.4,27.5,28.5,27.8,28.5
1962,28,28,27,23.7,20.9,20.2,16.8,23.3,27.3,26.2,28.9,28.6
1963,27.5,27.5,26.7,25,22.1,21.1,22,25.7,27.6,30.2,27.5,29.9
1964,29.1,27.8,26.1,25.5,23.1,19.9,19.9,24.9,25.8,25.6,27.1,27.5
1965,27.5,28.2,25,24,22.3,24.2,20.6,24.3,25.7,28.3,28.1,28.2
1966,28.5,27.1,26.6,24.6,21.9,21.7,20.8,21.9,25.7,27.6,29,29
1967,28.2,27.4,25.8,26,25.6,18.4,20.8,24.2,26.4,28.9,28.1,28.5
1968,27.5,27.6,26.2,23.4,21,22.3,23.2,24,24.5,28.7,30.3,28.9
1969,28.4,28.7,27,24.3,23.8,20.9,22.3,22.5,26.6,26.6,27.9,28.9
1970,29.1,26.7,26.1,25.4,23.5,20.9,20.1,22.5,27.4,28,25.8,28.9
1971,27.1,26.8,27.9,22.9,20.6,19,22,22.5,27,24.3,26.6,28.2
1972,27.5,27,26.3,22.9,23.7,23,21,22.1,26.8,27,28,27.9
1973,29.1,27.5,27.7,26.2,22.2,21.5,20.2,20.2,25.6,27.7,26.7,26.5
1974,27.2,26.5,25.5,22.6,22,20.9,21.5,22.9,25,25.4,26.7,27.4
1975,27.8,27.8,25,24.3,21.1,21.5,19.7,22.3,25.5,26.1,26.7,27.9
1976,27.4,26.7,24.9,23.1,21,20,20.8,22.3,25.5,27.1,26.8,27.3
1977,26.6,27.3,26.2,23.7,20.7,21.4,23.7,22.4,25.4,26.5,26.6,27.7
1978,27.5,27.7,27.1,23.7,21.8,21.8,24.3,23.8,25.3,27.6,28,27.6
1979,26.9,26.7,25.9,22.6,21.6,19.8,20.1,24.9,24.6,27.2,26.6,27.2
1980,26.5,27,26.9,24.2,22.6,20.2,19.4,22.6,24,26.4,27.8,28
1981,26.9,26.3,26.1,24.5,23.8,19.6,19.4,23.1,23,26.6,27.1,26.7
1982,27.4,26,24.4,23.5,21.7,21.1,21.6,23.3,24.6,26.5,26.4,26.8
1983,27.5,26.9,25.7,24.4,22,17.4,19,21.8,23.9,26.4,25.2,27.8
1984,26.7,27.1,26.5,22.7,23.5,18.5,21.9,20.5,25.6,28.5,25.4,26
1985,26.4,26.5,25.8,23.3,23.3,20.6,20.1,21.2,23.7,27.6,27.5,28.8
1986,26.6,26.7,25.6,25.5,22.9,22.1,20.4,23.5,23.8,25.5,27.5,27.9
1987,27.7,26.7,25.4,24.3,19.8,20.5,23.2,21.7,25.2,26.6,27.8,27.2
1988,28,26.3,26.5,23.3,19.4,19.1,19.3,24.2,25.9,27.4,28.2,28.1
1989,27.1,27.9,25.9,23.5,19.8,21.2,19.4,21.3,23.5,26.4,26.7,27.3
1990,27.2,26.2,26.5,25.1,19.9,19.1,18,23.4,23.7,27.4,27.7,28.2
1991,28.1,27.7,26.2,24.4,23.2,21.6,20.8,23.1,25.3,26.3,26.4,28.6
1992,26.4,27.3,25,23.3,22.9,22.3,17.9,23.2,23.4,25.9,25.8,27.7
1993,27.4,26.8,26.5,24.9,21.6,21.3,19.3,21.4,26,27,27.8,27.8
1994,27.6,26.9,25.4,24.1,23.6,22.9,20.8,23.2,25,27.4,27.9,28.1
1995,28.2,26.8,26.1,23.8,21,21.9,21.8,22,25.6,26.8,27.3,27.5
1996,27,26.7,25.7,24.4,21.8,18.9,21.7,24.2,23.8,26,26.1,27.6
1997,27.1,26,24.8,24.2,22.1,21.7,22.4,22.7,27.7,27.9,28.2,28.2
1998,28.7,26.9,25.5,24.1,20.8,20.3,22.1,20.9,23.3,26.1,26.4,27.4
1999,27,27.6,25.5,22.3,21,20.5,19.1,22.2,27.7,27.1,26.1,27.2
2000,28,27.2,25.3,24.6,21.2,21.5,17.2,23.4,24.8,27.7,26,27
2001,27.4,27.3,25.8,24.7,20.5,20.3,21.4,25.6,25.8,27.4,27,27
2002,28.4,26.3,26.9,25.8,24,19.8,20.1,24.6,25.7,28.9,27.4,27.7
2003,28.1,26.1,26.3,23.3,22.5,23.3,20.6,21.5,25.3,27.3,27.2,27.3
2004,27.4,26.8,26.5,25.4,20.4,21.3,20.7,23,26.4,27.6,26.7,28.2
2005,27.1,27.4,26.2,23.2,22.1,22.5,20.5,22.3,22.6,25.5,28.2,26.2
2006,27.5,27.1,26.6,24,21.8,22.4,22.7,22.6,24.9,26.2,27,27.5
2007,27.7,27.7,26.3,24.7,19.3,22.2,18.8,20.6,27.3,28.3,27.6,26.8
2008,27,26.1,25.4,22.9,20.6,18.7,22.6,23.7,24.1,28.5,27.4,28.3
2009,26.6,27.7,27.6,25.2,22.7,19.3,19.7,23.1,24.5,26.8,29.4,27.1
