1901,26.1,26,24.8,19,19.2,17.2,18,17.9,21.3,23.4,24.1,26.6
1902,25.9,28.2,25.3,22.1,20.2,19.2,17.8,15,21.1,21.3,24.8,26
1903,26.2,26.4,25.2,20.6,17.5,17.1,16.4,17.3,21.5,20.7,23.9,24.7
1904,25.3,25,25.4,22.1,16.7,16.1,18.2,17.5,20.2,20.7,24.1,24.6
1905,25,24.6,25.2,20.2,18.1,17.8,15.6,17.7,19.8,23.2,22.8,25.1
1906,28.2,27.9,26.7,22.1,21,16.6,17.9,17.7,18.9,22.5,24.9,24.8
1907,26.9,27.1,26.9,22.2,17.3,16.6,17,16.7,20.5,22.2,24.6,27.2
1908,27.2,26,25.1,21.7,18.8,18.2,18.4,16.7,20.1,22.1,24.5,26.2
1909,27.2,25.4,25,22.5,16.1,15.7,17.1,20.8,20.6,21.6,23,24.5
1910,27.2,25.1,24.5,23,18.7,18,16.4,19.1,19.8,21.7,24.7,25.6
1911,27.8,26.9,24.2,21.7,19.6,15.3,16.7,17.2,19.2,21.5,25.1,26.7
1912,27.6,28,26.1,22.4,19.8,18.3,16,18,19.2,22.8,25.1,27.2
1913,24.2,24.8,23.1,21.8,18.3,14.9,19.8,17.5,19,21.5,23.9,24.6
1914,25.9,25,25.1,22.1,18.1,19,20.4,16.9,18.5,21.2,22.4,24.1
1915,26.2,27.5,22.4,22.7,20.2,12.4,15.8,18.4,17.6,20.9,22,24.6
1916,25.2,23.6,21.9,21.6,18.1,15.2,13.2,16.4,20.9,21,24,24.5
1917,28.1,25.4,23.7,19.3,16.7,15.6,14.6,16.3,20.1,19.7,22.5,26.5
1918,26.9,23.9,23.4,20.8,16.7,15,15.3,17.6,19.8,21.7,24.6,25.1
1919,27.6,24.7,25.3,22.5,20.3,16.7,18.6,16,16.4,21.7,23.1,26.2
1920,26.7,26.1,26.1,23.1,19,15.9,13.5,16.3,19.1,21.9,25.1,25.5
1921,26.6,26,24,21.1,21.5,14.1,15.6,18,19.1,22.1,24.1,28.7
1922,26.8,25.9,24.3,21.9,18.3,14.5,18.5,17.9,19.5,19.1,25,25.7
1923,27.5,26.7,26.5,23.2,16.1,16.6,14.8,18.6,20.2,21.7,24,26.7
1924,26.3,26.5,25.4,19.7,16.2,16.8,15.5,16,17.9,20.8,22.3,27.4
1925,26.1,27.5,25.7,22.4,18.1,14.2,15.2,20.9,19.8,21.2,24.6,27.1
1926,28.1,27.7,28.2,22.1,17.9,18.8,16.3,19.4,21.9,23.3,25.6,26.2
1927,27.5,27.6,25.9,21.8,18.8,15.4,17,18.3,20.7,22.7,24.6,25.2
1928,28.5,26.7,25.5,23.2,18.6,15,15.6,17.3,18.4,22.3,25.6,26.4
1929,28.7,26.9,25.5,23,18.6,15.1,15.6,17.3,18.5,22.2,25.4,26.4
1930,26.7,26,25.8,23.4,19.7,21.9,16.7,17.2,19,21.5,24.4,26.5
1931,27.7,28.7,26.3,21.9,16.6,14.7,17.7,19.2,18.6,23.3,23.9,27.6
1932,28.9,26.6,26.4,23.2,17.9,16.5,20.6,17.1,20.5,23.3,26,26.9
1933,29,27.8,27.1,24.5,21.2,17.2,14.8,20,21.2,25,25.4,27.9
1934,28.6,25.8,27.1,19.9,20.3,20.1,17.5,18.6,21,21.9,25.7,26.9
1935,28.9,27.8,28.2,21.9,19.3,19.8,16.8,18.5,18.6,21.2,24.4,26.8
1936,28.6,26.6,27.1,21.7,22.2,18.5,16.8,15.9,20.9,23.4,25.1,27.6
1937,28.5,27.1,25,20.7,18.2,19.1,17.5,20.6,19.9,21.7,25,27.3
1938,27.6,26.3,26.2,20.7,19.7,18.5,18.1,17.9,21,22.5,25.4,27.7
1939,29.9,27.4,25,21.5,20.9,19.5,16.5,20.5,20.3,24.3,23.5,25.2
1940,26.6,26.3,24.8,22.8,21.5,19.2,20.4,17.7,20.6,21.3,24.2,28.5
1941,28.3,27.2,25.1,23,18.6,15.3,18.2,20.3,17.1,23.6,24.3,26.2
1942,28.7,28.2,25.5,22.9,17.2,14.3,14.7,19.9,20.2,23.3,26.7,28
1943,29.4,28.3,26.8,21.9,20.7,17.4,19,15.1,21,24.6,25,27.4
1944,29.3,29,25.5,22.1,20.4,18.9,18.9,21.5,23.4,24.8,25.2,29.1
1945,29.7,28.1,26,24.3,19.4,16.3,18.5,22.7,21.1,25.6,25,27.1
1946,26.6,28.2,25.1,22,19.3,15.8,15.5,20.8,22.4,22.8,26.3,25.9
1947,28.2,28.2,25.8,22.6,20.3,19.9,15.8,17.6,20.5,21.7,25.6,27.2
1948,30.2,27,25.6,22.4,19.3,19.6,18.3,17.5,22.1,22.8,24.4,28.5
1949,28.8,27.6,27.4,22,20.3,18.6,18.1,19.1,20.4,21.1,26.9,27.5
1950,26.9,26.6,24.4,23.6,22.4,18.6,18.1,21.3,20.2,22.5,24.8,27.4
1951,27.6,25.6,24.3,19.9,21.5,18.5,19.8,19.1,21.4,23.8,25.7,26.7
1952,29.4,27.5,27.3,20.3,21.8,13.6,19.4,20.5,19.5,22.5,24.7,27.5
1953,28.5,28.1,28.1,21.8,20.3,17.9,14.2,22.7,23.3,22.1,25.7,28
1954,27.8,28.5,26.2,23.6,17.9,17.7,17.2,19.4,20,22.1,27.1,26.8
1955,29.3,29.3,24.5,22.4,18.7,18,13.7,18.5,20.6,20.8,26.1,27.2
1956,26.9,26.8,25.9,20.9,16.2,15.5,16.7,17.7,21,23.4,25.5,27.6
1957,28,26,27.2,21.6,22.2,17.3,15.3,19.2,18.3,24.8,25.6,28.1
1958,29.4,29,25.5,22.3,18.9,19.8,20.2,16.2,20.6,22.4,25,26.6
1959,28,28.1,26.8,23.4,20,17.4,20.5,17,21.1,23.5,24.9,24.8
1960,29.4,27.1,25.9,22.2,17.5,18.5,18.4,18.9,20.8,24.1,25.4,27.8
1961,29.5,27.6,24.7,22,20.9,17.5,17.8,22.3,20.4,24.7,26.1,26.8
1962,27.3,26.3,26.3,22,18.3,17.9,13.5,17.4,21.7,21.2,27.1,29.1
1963,29.5,27.8,27.2,23.5,20.8,17.6,20.6,20.5,21.5,24.8,25.8,27.9
1964,29.3,28.1,26.4,23.1,21.3,15.5,16.5,18.5,20.6,22.5,24.9,26.4
1965,27.8,27.5,24.4,22.9,19.7,20.4,17.1,19.2,19.1,23.9,25.2,26.1
1966,27.3,26.3,25.2,23.7,20.2,19.6,18.7,17.7,19.9,23.6,25.5,28.3
1967,26.7,25,24.8,22.4,20.9,15.5,18.2,20.1,21.3,25.1,24.2,28.9
1968,27,27.5,25.9,20,17.9,18.3,19.2,19.1,19.1,23.7,26.7,27.9
1969,26.9,28.3,25.8,22.2,20.9,17.2,19.3,17,22.3,22,25.6,26.9
1970,29.2,26.7,26.9,24.6,20.7,16.9,17.1,17,20,22.1,23.2,25.9
1971,26.5,25.7,24.3,20.3,17.2,13.8,18.5,17.7,21.6,21.1,25,26.6
1972,26.9,27,25.2,20.7,21.8,20.7,16.8,16.4,20.9,20.6,23.4,24.9
1973,27.5,27.4,25.2,23.6,18.8,17.2,15.7,15.2,18.9,21.9,22.8,25.3
1974,27.5,25.8,24.4,21.4,18.7,15.1,19,16.5,18.8,20.9,23.4,25
1975,26.3,26.5,24.7,21.9,18.9,18.1,15.4,16.9,19.4,21.4,23.1,25.9
1976,27.2,25.8,23.6,21.3,17.6,16.1,16.9,17.1,17,22.1,24.2,25.9
1977,26,27.6,26.4,21.9,18.7,18.3,19.6,17.6,21.7,24,24.5,26.5
1978,27.6,26.3,27.3,20.8,18.2,17.1,19.4,16.5,20,23.6,24.4,26.4
1979,28.7,27.5,24,20.1,17.3,15.6,16.9,20,17.7,23.4,23.7,25.7
1980,26.6,26.1,26.7,24,20.7,15.7,15.8,18.8,18.2,22.5,23,25.9
1981,26.8,26.7,26.2,22.4,22.2,15.3,16.4,20.3,18.5,22.1,24.6,25.6
1982,27.4,25.6,24.9,22.7,19.7,16.8,18.8,19.7,20.7,22.1,23.1,25.1
1983,27.3,26.3,24.4,21.7,19.3,13.9,15.3,17.3,17.7,22.4,23.5,27.3
1984,27.6,28.2,25,20,20.7,15.5,17.5,15.2,20,24.8,24.6,24.3
1985,27.3,26.8,26.2,22.2,20.5,17.5,17,17,19.3,23,27,28.6
1986,29,27.2,24.6,23.4,20,19.5,17.5,19.1,19.7,22,24.9,25.7
1987,26.9,24.6,24.9,22.3,15.6,15.8,20,16.8,18.4,21.9,25.1,24.6
1988,27.3,25,27.9,21.4,15.5,14.8,14.7,19.1,19.2,21.3,24.4,26.6
1989,26.1,25.8,23.9,21.5,18.8,16.6,15.3,18.3,17.3,21.6,24,26.4
1990,26.6,25.5,25.6,22.3,17.8,14.3,13.7,18.8,18,23.5,25.7,25.8
1991,26,25.7,25.6,22.1,20,17.3,16.4,18.5,21.3,21.7,23.2,25.9
1992,26.3,26.1,23.7,21.2,18.9,18.8,13.4,16.1,18.5,21.5,22.8,26
1993,27.1,26.8,25.7,23.2,18.9,16.9,15.3,17.2,18.3,22.7,23.9,27
1994,27.4,24.9,23.3,22,22.1,20.7,17.4,18.4,18.2,23.8,24,27.3
1995,26.7,25.3,24.9,20.3,17.8,18.4,19,19.3,20.2,21.3,25.8,26.6
1996,27.3,25.9,24.3,22.5,19.5,13.9,14.8,19.7,18.7,21.7,24.9,25.8
1997,27.9,26.4,25.2,21.6,20,16.7,19.7,19.1,21.2,22.8,24.9,26.6
1998,27.7,25.4,24.1,21.2,18.5,16.6,19,17.1,18.1,22.6,24.3,24.6
1999,26.7,26.7,26.6,21.7,18,16.2,15.5,18.3,22.1,22.7,24.1,26.3
2000,27.3,26.1,25.1,22.6,18.1,17.8,13.1,18.6,19.8,23.1,23.1,25.3
2001,27.4,26.6,25.8,23,16.5,17.5,18.8,21.3,21.2,23.8,25.6,26
2002,27.3,26.3,27.7,23.8,21.3,16.2,16.3,19.9,20,24.6,25.2,26.7
2003,27.4,26.7,25.4,21.8,19.3,20.7,17.4,16.4,20.7,23.7,24.5,25.1
2004,27.4,26.1,25.8,24.7,15.1,17.9,17.1,17.8,20.5,22.2,23,25.6
2005,27.2,26.6,25.8,22.2,20.2,16.1,16.5,19.3,16.3,21.4,24.4,25.8
2006,28.3,25.8,24.8,21.6,16.4,16.2,20.6,19,19.5,24.3,24.4,27.3
2007,26.3,26.1,24.8,23.9,15.9,17.5,14.5,16.3,22.4,24.6,23.5,26.1
2008,27.8,25.4,24.8,20.7,18.2,14.8,20.4,18.5,18.3,23.1,25.1,26
2009,25.7,25.4,26.2,23.7,19.9,14.3,14.2,18.4,18.8,22.7,26.7,25.8
