1901,27.5,26.5,23.5,25,21.4,19.6,20,21.8,23.1,22.5,24,25.6
1902,25.4,26.3,25.2,23.8,22.7,20.2,21.1,21.9,23.6,22.9,23.7,25.8
1903,26.7,26,24.7,23.6,23.3,20.3,20.2,22.6,23.8,24.2,23.4,25.3
1904,26.1,25.3,24.4,24,22.6,21.1,20.5,22,22.7,23.4,24.4,25
1905,26.1,25.1,23.7,23.6,22.5,20.8,20.7,21.5,23.8,24.1,23.5,25.6
1906,27.3,25.3,24.6,22.6,22.6,21,20.6,21.5,22.9,22.6,23.2,25.1
1907,25.9,25.7,25.4,22.7,22.2,20,19.9,21.7,23.2,22.7,23.1,24.8
1908,25.6,25.6,24.6,22.7,21.7,20.5,20.4,22.1,23.7,23.4,24.1,25.5
1909,25.9,25.2,24.4,23.6,22.3,21.7,21,22.4,22.7,23.3,23.3,25.4
1910,24.9,25.2,24.8,23.8,22.7,20,20.7,21.8,22.9,23,23.2,24.4
1911,25.7,25.9,24.8,22.8,20.4,19.1,20.2,20.8,23,24.4,24.3,27.4
1912,26.5,27.1,25.2,23.8,22.8,19.7,20.6,21.8,24,24.2,26.3,26.2
1913,26.4,26.6,25.3,24,23.1,21.3,22.5,22.6,23.1,24.1,24.8,26.8
1914,26.9,26.3,25.5,24.7,22.5,20.4,21.6,21.7,25.7,24,24,26.4
1915,26.9,26.9,25.1,24.2,21.5,20.5,19.6,22.7,23,24.5,24.8,25.2
1916,26.3,26.9,25.2,24.4,22,20.8,22.3,22.3,24.4,25.2,25.1,26.1
1917,26.3,25.3,25.4,23.7,22.1,20.5,20.1,20.2,21.7,23.7,23.3,25.3
1918,24.1,25.9,24.5,23.3,21.7,20.3,21,20.4,24.6,25.8,24.7,25.9
1919,26.9,26.2,25.6,24.5,21,20.6,21.1,21.4,22.9,24.5,22.9,26.1
1920,26.5,25.8,24.5,23.9,22.7,20.6,21.3,22.5,24,23.3,25.3,26.5
1921,26.2,26.3,26.2,23.5,21.2,21.8,19.8,21.5,24.2,24,23.3,25.2
1922,26.5,25.7,25.5,24.4,21.4,20.3,21.5,22.8,24.1,24.1,25,25.9
1923,25.6,26,25.3,24.1,22.4,20.5,21.7,22.4,25.1,25.9,25.8,25
1924,26.3,24.5,24.4,23.3,22.3,20.6,19.5,21.4,22.4,23.8,23.6,24.6
1925,25.4,26.6,24.2,24,20.9,21.5,20.3,22.8,22.5,24.1,25,27.1
1926,26.8,27.7,25.4,24.1,22.6,19.9,19.8,22.4,22.2,24.7,24.9,25.9
1927,26.8,27,25.6,24.5,22.8,20.3,21,22.5,25.1,24.5,25.2,25.8
1928,25.8,26.5,25.3,23.3,21.3,22,20.6,21.4,23.8,24.1,25.9,25.8
1929,25.4,25.5,23.6,23.5,23.1,20.3,20.9,20.8,23.2,24.3,24.3,25.2
1930,25.5,25.4,24.3,23,21.6,19.4,20.9,20.9,22.5,23.9,25.2,26.7
1931,25.6,27.1,24.9,23.6,23.7,20.2,19.7,22.8,24.2,24.4,24.2,26.6
1932,26.2,26.5,25.9,24.8,21.9,21.1,21.4,22.4,25.3,25.3,25.4,26.2
1933,26.6,27.3,26.5,24.3,23.8,21.3,22.3,22.3,23.8,25.8,24.6,26.2
1934,27,26.5,25.9,25.2,23.8,20.5,21,23.1,24.5,25.3,25.1,26
1935,26.5,25.8,24.9,23.9,22.3,19.4,21.7,20.4,24.4,25.5,24,25.5
1936,26.8,26.5,25.1,24.1,22.1,21,21.6,22.6,23.9,23.2,24.2,26.4
1937,27.1,27,26.5,24.5,24.1,21.5,20.8,22.2,23.4,24.3,26,25.1
1938,26.7,26.7,26.5,24.6,23.1,20.2,21.3,21.8,23.9,24.8,24.3,26.2
1939,26.4,26.8,24.5,23.3,23.5,20.4,19.8,22.1,21.9,24.6,24.2,26
1940,27.4,27.9,26,25.2,23.2,21,21.3,22.9,23.7,23.7,25.3,26.8
1941,26.7,27.4,26.5,25.7,25.4,22.6,22.2,23.4,25,26.4,26.9,27.6
1942,27.5,28,26.1,23.9,22.7,21.7,21.5,22.5,23.5,22.8,24.8,25.6
1943,26.4,26.5,24.4,23.3,21.3,20.6,20.4,19.9,22.7,24.7,25.1,25.3
1944,28.2,24.8,25.3,25.2,22.4,20,22.2,24.7,23.9,25.5,26.5,27.4
1945,26.2,27.4,25.1,24.8,22.9,20.6,22,22.5,25.6,24.5,25.6,27.3
1946,25.4,25.9,26.4,25.5,23.9,20.8,22.1,22.6,26.7,25.6,25.4,26.6
1947,26.7,28,25.5,25.1,23.2,20.7,20.9,23.9,23.9,25.1,26.5,25.6
1948,25.8,26.1,24.5,24.3,23.2,22,21.6,23.5,24.1,25.1,24.1,27.9
1949,27.3,25.4,24,25.1,22.2,20.2,21.2,22.4,24.7,24.5,23.6,25.7
1950,25.9,26.4,26.7,24.2,21.5,21.3,20.9,21,25.3,24.6,24.3,25.3
1951,25.4,26.8,25,24.2,21.2,20,19.4,21.1,22.8,24.8,26.2,26.6
1952,27.2,26,26.7,24.5,22.3,20.5,19.6,22.9,23.6,25.2,24.1,25.1
1953,27.2,26.1,24,23.8,22.7,20.2,20.1,22,22.4,24.2,24.5,26
1954,25.7,26.6,25,23.5,23.2,19,21,21.3,23.6,25.3,24.4,26.6
1955,25.2,25,24,23.3,21.5,19.9,21.1,22.2,23.5,21.8,23.2,24.2
1956,25.9,25.9,25.4,24.6,22.3,20.8,20.6,23.5,22.3,24.1,24.6,24.5
1957,27,27.3,25.2,24.7,23.4,19.8,21.2,22.4,23.9,24.7,26.9,25.8
1958,26.6,27,25.8,24.9,24.4,19.9,21,22.1,23.6,24.7,26.5,25.4
1959,26.4,26.7,25.7,25.5,22.8,21.3,20.7,21.6,23.2,24.1,23.9,25.2
1960,26.5,25.8,25.9,22.2,22.4,20.7,20.4,22.9,23.3,25,24,25
1961,27.2,27.6,25.9,23.9,24,20.1,20.5,20,24.5,24.4,23.8,24.4
1962,25.8,27.3,26,23.8,21.7,22.5,22.1,23.3,26.1,25.7,24,25.8
1963,24.8,26,25,22.9,21.4,19,18.8,22.5,26,24.6,24.4,26.5
1964,25.9,27.3,26.9,23.6,22.2,19.7,19.5,21.8,24.3,23.2,24.5,24.3
1965,25.8,27.3,25.6,23.1,22.8,18.6,20.9,23.1,23.5,23.1,23.8,26.4
1966,26.8,25.2,26.5,23.4,22.8,20.3,21.8,22.4,23.1,24.2,24.7,25.3
1967,25.7,25,24.4,23.2,22.3,20.4,19.1,21.5,23.7,24,25.1,26
1968,27.8,26.2,23.8,22.1,21.9,18.1,21.9,22.4,23.8,25.2,22.8,26.8
1969,28.4,28.3,25.5,23.1,21.5,20.6,21.2,22.3,23.3,23.2,25.3,25.3
1970,27.8,26.2,25.7,24.4,23.1,20.6,21.2,23.9,25.9,23.8,26.2,27
1971,26,25.6,26.6,24.7,21.2,19.8,21.6,22.8,24.2,23.3,23,25.2
1972,25.2,24.7,24.4,23.9,20.9,19.3,21,21.6,24.8,24.3,23.3,27.8
1973,27.3,26,26.9,22,22.5,20.4,20.8,21.4,23.6,23.9,23.4,24
1974,26.5,26.1,25.4,22.1,21.9,20.8,20.5,22,24.1,25.5,24.6,25.9
1975,25.8,24.6,23.9,23.3,23,20.3,21.3,22.4,23.8,23.4,24,24.5
1976,24.5,25.7,25.3,23.2,20.8,21.3,22,22.1,25.1,23.9,25.6,27.2
1977,27.8,26.1,23.4,25.2,23.5,22.2,22.2,22,24,25.8,26,27.3
1978,25.1,26.6,25.9,23.8,23.8,20.7,21,25.4,24.4,23.2,25.4,26.3
1979,26.7,28.3,26.6,26,23.9,21.1,20.4,23,23.3,25.6,25.1,26.2
1980,26.1,27.1,25.7,25.4,24.2,21.7,20.8,22.1,22,25,25,27.5
1981,28.2,25.6,25.1,24.7,21.7,21.2,21.8,20.8,22.3,21.6,26.2,25.6
1982,27.1,27.7,26.1,23.2,23.4,21.7,22.1,23.4,24.3,24.2,24.8,28.3
1983,28.9,28.3,26.8,27.2,24.6,22.6,22.1,21.9,26.4,24,25.2,26.1
1984,26.2,26.5,25.4,23.8,23.7,20.1,20.1,22.3,24.2,24.6,23.6,27.2
1985,28,27.3,26.5,25.2,22.4,22,22,24.3,25,25.8,26.2,26.3
1986,26.7,26.2,27,24.8,24.6,21.9,22.6,25.1,24.5,24.8,25,27.2
1987,27.9,30.1,27.2,26.2,25.9,20.8,22,22.4,22.1,23,25.1,27.5
1988,28.6,28.3,26.8,25,24.2,21.2,22.9,24.4,25.2,24,24.8,24.9
1989,26.2,25.2,27,24,24.3,21.8,22.6,25.4,25.1,25.4,24.5,26.2
1990,26.8,26.1,26.3,24,23.1,23.1,23.2,22.8,24.5,25.8,26.6,25.7
1991,27.1,27.1,25.3,25.5,23.4,20.7,22.3,23.9,24.6,25.6,26.6,25.7
1992,28.5,29.8,27.7,27.4,25.3,22.5,22.5,22,26.8,26.7,26.1,27.5
1993,28,26.5,25.3,25.2,24.4,21.7,22.2,22.7,26,24.4,24.5,27
1994,25.9,26.2,26.4,23.9,24.3,20.4,19.9,22.5,24.7,22.5,25.8,26.4
1995,27.3,28.2,25.8,23.5,22.2,20.2,22.5,22.7,25.5,25.5,24.8,24.5
1996,25.9,26,24.9,22.1,21.9,20.9,19.5,21.7,25.4,25.5,25.2,26.5
1997,26.3,26.9,24.8,22.9,21.6,21.6,21,23.6,23,22.9,24.1,26
1998,26.6,27,27.2,25.7,23.8,24.2,22.6,22.5,25.2,24.1,25.4,25.2
1999,26.4,26.3,26.4,24.3,23.7,21.6,22.7,22.6,22.7,24.2,26,26.8
2000,24.7,24.9,24.8,22.9,21.7,20.6,21.2,23.9,23.1,23.5,23.5,25.7
2001,27,25.7,25.8,23.5,22.8,22.3,20.8,24.1,23.7,23.9,23.6,26
2002,27,26.3,26.6,25.4,24.5,20.9,22.3,23.6,24.3,25.4,25.5,26.6
2003,27.8,28.9,28,26.6,24.3,21,21.5,23.1,24.7,25.6,26,27.7
2004,26.3,27.4,25.7,25,23.8,21,21.3,24.5,24.1,25.5,27.9,27.9
2005,27.6,28.5,25.7,24.4,24.6,23,22.8,24.2,26.5,26.2,26,25.7
2006,26.8,26.9,24.7,24.2,22.1,21.4,23.2,22.5,24.1,25.8,25.6,27.7
2007,27.7,29.2,27.3,25.3,24,21.9,21.7,24,26,23.5,25.3,25
2008,25.8,28.4,25.8,24.3,24.1,21.3,22.5,24.5,25.8,25.2,25.2,26.5
2009,26.8,26.4,25.8,25.6,23.7,22.3,21.3,23.2,25.6,24.9,23.9,27.6
