1901,26.3,28.4,27.9,28.1,27.5,26.5,25.7,25.6,26.1,26.8,27.6,27.3
1902,27.3,28,28.4,28.7,27.7,26.3,25.7,25.8,26.1,26.6,27.6,27.5
1903,27.6,28.7,28.9,28.5,27.7,26.4,25.7,25.6,26.1,26.8,27.6,27.5
1904,27.5,28.6,28.8,28.4,27.6,26.5,25.7,25.5,26.1,26.8,27.6,27.5
1905,26.7,27.2,28,28.3,27.8,26,25.7,25.4,26.1,26.7,28.3,28.1
1906,26.8,28.7,29.1,30,27.8,26.9,25.6,25.4,26.9,27.2,28,28.3
1907,27.4,27.7,28.5,28.3,28.5,26.5,25.8,25.7,26.3,27.7,27.7,26.8
1908,27.2,28.1,28.6,28.8,28.5,26.9,26.1,25.1,26.2,26.7,27.2,27.1
1909,27.4,29.2,30.2,28.6,27.5,25.7,25.1,24.8,26.1,26.1,27.7,27.5
1910,26.8,29,28.5,28.3,28,27.7,26.2,25.8,26.6,26.7,27.6,27.5
1911,27.1,28.5,29,28.6,27.7,25.9,25.7,25.4,26,26.7,27.9,27.1
1912,27.8,28.6,28.8,29.3,28.1,26.9,26.2,26.1,26.7,26.8,27.4,27.5
1913,27.6,28.7,27.6,28.2,28.2,27.5,26.7,26.8,27.3,26.7,27.3,27.3
1914,28.9,28.4,28.4,28.4,28.7,27.5,26.6,25.9,26.7,27.3,28.9,27.7
1915,27.2,28.4,29,28.3,27.7,26.3,25.7,25.6,26,26.6,27.5,27.3
1916,27.1,28.3,28.8,28.3,27.5,26.3,25.7,25.4,25.8,26.5,27.2,27.5
1917,27.5,28.7,28.6,28.3,27.4,26.3,25.7,25.6,25.9,26.5,27.1,27.4
1918,27.3,28.2,28.4,28.3,27.5,26.5,25.7,25.3,25.8,26.7,27.4,27.5
1919,27.5,28.7,28.9,28.5,27.7,26.5,25.7,25.6,26.1,26.8,27.6,27.5
1920,27.5,28.7,28.9,28.5,27.7,26.5,25.7,25.6,26.1,26.8,27.6,27.5
1921,27.5,28.7,28.9,28.5,27.7,26.5,25.7,25.6,26.1,26.8,27.6,27.5
1922,27.5,28.7,28.9,28.5,27.7,26.5,25.7,25.3,25.8,26.6,27.4,27.4
1923,27.8,28,28.2,27.1,27,26.3,25.3,25.1,26,26.7,27.1,27.8
1924,26.4,28,28.6,28.1,27.5,26.4,25.2,25.2,25.7,26.2,26.9,27.3
1925,26,28,28.2,28.1,26.7,25.6,25.1,24.9,25.5,26.2,27.1,26.8
1926,27.3,29,28.5,27.8,27.2,25.8,25,26,26.9,26.8,27.3,27.9
1927,26.9,28.7,27.8,28.2,27.1,26.1,25,24.9,25.7,25.8,27.3,27.5
1928,27.1,28,27.9,26.9,26.5,26.2,25.5,24.7,25.8,26.1,27.3,27.1
1929,27.3,27.5,27.4,26.6,27,26.6,26.5,25.3,26.1,25.7,26,25.9
1930,28,29.8,28.8,28.2,27.4,26.2,26.1,25.7,26.6,25.6,29,29.1
1931,28,28.7,28.4,28.7,27.8,26.7,26.4,25.9,25.7,26.6,27.8,28.3
1932,27.6,29.1,29.3,29.4,27.8,26,25.6,26.6,26.6,27.6,29,29.1
1933,29.3,29.8,29.9,29,26.9,26.6,25.8,25.5,26.6,26.5,28.5,28
1934,27.7,28.7,28.8,28.4,27.4,26,25.4,25.5,26,26.7,28.6,28.2
1935,27.9,29.3,30.2,29.3,27.2,25.7,25.3,25.1,25.4,26.1,27.1,27.2
1936,26.8,27.8,29.7,27.6,26.6,25.9,25.1,25,25.5,26.3,27.1,26.8
1937,27.7,28.9,29.7,29.3,28.7,27.3,26.3,25.7,26.4,27.5,28.7,28.6
1938,28.3,29.7,28.8,29.3,28.8,27.5,26.2,25.8,26.7,27.6,28.8,27.8
1939,28.3,28.8,29.5,28.2,28,27,26.2,25.7,26.2,27,28.2,28.3
1940,27.5,28.7,28.9,28.5,27.7,26.5,25.7,25.6,26.1,26.8,27.6,27.5
1941,28.3,29.1,30.1,29.1,28.9,27.3,26.3,26.2,27.1,28.1,28.6,28.6
1942,27.7,29.7,29.6,28.9,27.8,27.2,26.1,25.5,27,27.2,28.2,27.8
1943,27.5,28.9,28.8,28.5,26.9,25.8,25.8,25.6,26.3,27,28.1,28.4
1944,27.2,28.5,29.2,28,28.9,26.8,26.1,25.7,26.9,27.5,27.8,28.2
1945,28,28.5,28.8,28.4,28.1,26.8,25.9,25.6,27,26.8,27.6,27
1946,28.1,28.9,29.5,28.9,27.6,26.1,25.7,25.3,26,25.7,27.7,27.1
1947,27.2,30,28.7,28.7,28.5,27.2,26,26.2,26.4,26.9,27.1,27.5
1948,27,28.9,28.7,27.8,27.1,25.7,25.6,25.7,26.5,27.1,27.5,27.7
1949,27.8,28.7,29.5,28.6,28.3,27,26.2,25.7,26.8,27.6,28.1,27.5
1950,28,28.2,28.6,28.5,27.9,27,25.5,25.3,26.3,26.4,27.2,27.4
1951,28,29.2,29.8,29.4,28,26.9,26.1,25,27,27,27.6,28.3
1952,28,28.5,29.2,29.1,27.7,26.4,25.3,25,25.6,26.3,26.8,27.4
1953,27.7,28.3,28.1,28.7,26.9,26,25.5,25,26.1,26,27.2,27.2
1954,26.8,28.3,28.2,27.7,27,25.9,24.6,24.7,25.7,25.7,26.9,27.6
1955,27.1,28.6,28.1,27.7,27.4,25.9,24.9,24.8,25.8,26.2,27.1,26.8
1956,27,28.3,27.7,28.1,27.3,25.9,24.6,24.5,26.1,26.4,27.2,27.4
1957,26.7,28.2,29,27.9,27.6,26.5,25.5,25.5,25.9,26.1,27,27.4
1958,28.2,28,29.1,28.1,27.1,26,24.6,25,26,26.3,27.3,27.7
1959,27.8,28.5,29.1,28.6,27,26.3,25.6,25.3,26.1,26.8,27.3,27.8
1960,27.4,28.7,28.3,27.3,27.3,26.3,25.7,25.6,26.4,26.3,27.4,27.7
1961,27.9,28.4,29.1,27.6,27.7,25.9,25.4,24.6,25.4,26.6,27,27.1
1962,27.4,28.4,28.5,27.9,27.3,25.6,25.6,24.9,25.7,26.6,26.7,27.4
1963,28,28.6,28.8,28.3,27.7,27.1,26.1,26.3,26.8,26.7,27.3,27.9
1964,27.4,28.8,29.1,28.5,27.2,26,25,25,25.4,25.9,26.7,26.9
1965,26.9,28,28.8,27.5,27.4,26,25.4,25.7,26.1,26.9,27.7,27.6
1966,27.5,29,29.2,28.6,27.8,26.9,26.6,26.2,26.4,27,27.5,27.7
1967,27,29.1,28.6,28.6,27.7,26,25.3,25.9,25.9,26.7,27.2,27.7
1968,27.2,28.8,28.7,27.9,27.6,26.2,25.9,26.8,25.9,26.8,27.6,27.9
1969,27.4,29.2,28.9,29,28.1,27,25.8,25.7,26.3,26.5,27.3,28.4
1970,27.7,29.2,29.1,28.9,27.5,26.5,25.3,25.6,26.4,26.9,27.2,27
1971,27,27.8,28.4,28.4,27.8,25.9,25.3,24.7,25.4,26.6,27.4,26.5
1972,27.4,28.6,28.4,27.9,27.6,26.2,25.5,25,26.3,26.9,28,27.8
1973,28.2,29.5,29,28.9,28,26.8,26.1,25.8,26.2,26.8,27.5,27.3
1974,26.8,28.3,28.2,28,27.1,25.7,25.2,25.3,25.3,26.3,27.5,26.7
1975,26.3,27.8,28.6,28.1,27.2,26.2,25.1,24.5,24.9,26.3,27.2,27
1976,26.8,27.8,28.3,27.8,27.2,25.7,24.5,24.5,25.5,26.1,26.8,27.3
1977,27.7,28.6,28.9,28.8,27.9,26.3,26.4,25,26.2,27.1,27.9,27.2
1978,27.6,28.9,28.2,27.6,27,26,25,25.3,25.9,26.6,27.2,27.8
1979,28.3,28.7,28.7,28.8,27.6,26.3,25.5,26.1,26.5,26.9,27.8,27.5
1980,28.1,28.8,28.8,28.8,27.2,27.4,25.2,25.7,26.3,26.9,27.5,26.4
1981,27.5,29,29.1,28.8,27.6,26.8,25.7,26,26.6,27.5,27.8,28.4
1982,27.9,28.8,29.2,28.8,27.3,26.5,24.9,25.3,26.5,26.8,27.2,27.6
1983,26.4,28.5,29.6,29.3,28.1,26.2,25.3,25.4,26.5,27.6,28,27.6
1984,28.1,29.1,29.4,28.5,28,26.8,25.9,26.4,26.2,27,27.9,27.5
1985,27.9,28.6,29,28.5,27.2,26.7,25.3,26.1,26.1,26.8,27.9,27
1986,27.7,28.9,28.5,28.8,28.2,26.6,24.7,25,26,26.5,27.2,27.3
1987,28.3,29.2,29.4,30.1,29,27.4,27,27.1,27,27.4,29,28.2
1988,28.4,29.7,29.5,29.2,28.6,26.7,26,26.1,26.6,27.6,28.2,27.4
1989,26.5,28.6,29,28.9,28,27.1,26.1,26,26.2,26.9,28.5,28.1
1990,28.2,28.8,29.9,28.5,28,27.6,25.9,25.8,26.4,27.4,28.2,28
1991,28.1,28.9,29.1,28,27.9,27.2,26.1,25.6,26.2,26.2,27.6,27.4
1992,26.4,28.6,28.9,29,28.1,26.3,25.3,25.3,25.9,27,27.2,28.2
1993,27,28.7,28.3,28.7,28.1,26.6,25.2,25.7,26.4,27.6,28.1,28.3
1994,27.6,29.1,28.7,28.4,27.8,26.7,25.6,25.7,26.3,26.8,28.1,27.4
1995,27.7,28.9,28.6,29,28.5,27.2,26,26.1,26.3,27.1,28.2,28.3
1996,28.3,29.2,29.2,28.8,28.2,26.9,26,25.7,25.6,26.8,28,27.9
1997,28,28.7,28.3,28.1,27.5,26.4,24.9,25.4,26.8,27.3,28.2,28.4
1998,27.6,29.8,30.3,30,28.9,27.7,26.1,25.4,26.4,27.4,28.8,28.5
1999,28.2,28.8,29.1,28.7,28.5,27.4,26.1,25.7,25.9,26.5,28.2,28.6
2000,28.3,29,29.6,29,28.7,26.9,25.8,25.7,26.5,27.3,28.3,28.7
2001,28.5,29.3,29.7,28.8,27.8,26.9,26.1,25.5,26.5,27.5,28.5,28.7
2002,27.8,29.2,29.5,28.8,29,27.1,26.3,25.9,26.1,27.2,28.5,28.2
2003,28.2,29.5,29.8,28.7,28.9,26.8,25.4,26.2,27.2,27.8,28.6,28.8
2004,28.8,29,29.6,28.7,28,26.8,25.7,25.8,26.6,27.4,28.6,29.2
2005,27.5,29.8,28.5,29.4,28.2,27.1,25.5,25.5,26.9,27.6,28.8,29
2006,28.2,29.6,29.2,29.6,27.8,27.6,26.5,26.2,26.6,27.6,28.3,28.4
2007,26.6,29.4,29.3,28.6,28.3,26.7,26.4,26.5,26.8,27.2,28.3,28.3
2008,26.8,28.6,29.2,28.9,28,27,26.5,26.4,26.9,27.5,28.6,28.8
2009,28.7,29.6,29.4,28.6,28.7,27.6,26.2,25.9,26.9,27.2,28.4,29
