1901,25.8,27,29.9,31.8,30.5,30.3,29.9,29.4,29.4,28.6,26.4,25.2
1902,25.4,26.9,30.4,31.5,31.1,30.5,30,29.5,29.2,28.6,26.7,26.1
1903,25.6,26.3,30.8,32.5,30.8,29.8,29.8,28.9,28.9,28.5,25.5,23
1904,23.7,26.1,29.3,30.9,30.3,30.1,29.7,29.5,29.6,29.1,25.8,24
1905,26.7,27.6,29.2,31.6,30.8,30.4,30.1,29.6,29.8,29,26.9,27.6
1906,26.8,28,29.8,32.3,31.5,30.9,30.4,29.8,30.2,28.6,25.8,25.5
1907,25.6,26.9,29,31.1,30.2,29.8,29.8,29.3,29.4,29.1,26.9,23.9
1908,25.6,26.6,29.3,31.6,30.4,30.2,29.8,29.3,29.5,28.8,25.6,25
1909,25.5,27.1,30,31.5,30,30.3,29.7,29.6,30,29.4,26.3,24.7
1910,26.2,26.3,29,31.3,30.9,30,29.8,29.5,29.1,28.5,26.4,23.8
1911,25,26.4,29.7,31.7,30.5,30.5,29.8,29.8,29.8,28.7,27.4,26.2
1912,25.5,27.1,30.2,31.8,31.5,30.7,29.5,28.9,29,28.3,25.3,24.8
1913,25.3,27.2,28.9,31.6,29.8,30.2,29.3,28.9,29.2,28.5,25.6,24.5
1914,25.2,27.4,29.9,32,31,29.9,29.8,28.8,29.2,28.2,26.2,25.8
1915,25.7,27.9,29.8,31.8,29.9,30.4,29.5,29.5,29.1,29.2,25.9,23.8
1916,24.4,26.7,29.7,31.5,31,30,30,29.5,29.4,28.1,25.5,24.3
1917,24.7,26.4,28.5,31.4,30.7,29.6,29.6,29,29.3,28.3,26.1,24.1
1918,24.2,25.9,29.2,30.8,29.9,29.9,30.2,29.1,29.9,29,26.9,26.7
1919,26.2,26.9,31.2,32,30.9,30.3,29.8,29.7,29.1,28.4,26.1,25.4
1920,24.5,26.4,29.8,31.3,30.9,30.3,30,29.4,29.7,28.1,27.2,25.2
1921,25.4,26.4,29.9,32.1,30.4,30.5,29.4,29.6,29,28.3,25.7,25.8
1922,26.4,28.5,29.3,31.8,31.8,30.3,29.5,29.4,29.3,28.7,25.4,24.6
1923,26.2,26.1,30.5,31.1,29.7,29.6,29.4,28.9,29.6,28.7,27.3,26.1
1924,26.5,27.2,30.4,31.2,31.2,30.1,29.1,29.4,29.6,28,27.1,24.9
1925,24.8,25.2,29.7,29.6,30.6,30.2,30.1,29.8,29.7,27.9,27.1,24.6
1926,26,26.7,29.2,32.2,31.4,30.4,30.1,29,30.2,27.9,26.8,25.4
1927,25.7,26.6,29.6,30.5,29.9,30,30,29.7,29,28,26.9,26.5
1928,27.6,26,30.2,31.5,30.9,29.7,29.8,29.5,29.7,26.9,25.3,26
1929,26.6,26.9,28.7,30.5,30.8,30,29.6,29.5,29.1,28.4,25.4,27
1930,24.8,26.9,28.3,31.3,30,30.2,29.8,28.6,29.1,28.5,26.2,26
1931,26.7,27.7,31.3,33.5,32.1,31,30.3,29.2,28.9,27.1,25.4,24.8
1932,24.3,25.8,29,31.6,32.1,30.8,29.9,29.5,29.1,27.8,26.7,23.9
1933,24.8,27.4,29.9,32.2,30.6,30.5,29.5,29.1,29.2,28.2,25,25.1
1934,24.7,26.1,29,30.6,31.5,30.6,29,29.6,29.7,28,26.6,23.6
1935,26.9,27.9,30.4,32,31,30.8,29.4,29.2,29.3,29.2,27.5,26.3
1936,24.8,26.4,28.7,32.2,31.1,30.2,29.3,29.3,29.4,27.5,27.5,28.1
1937,26.8,27.9,31.5,33.1,29.4,30.3,28.8,29.1,28.8,29,28.4,27.8
1938,28,28,30.3,31,28.9,29,28.3,30.2,29.4,28.9,25.6,27.3
1939,27.4,27.8,31.2,31.1,31.4,30.6,29.9,29.4,29.1,29.4,28.2,23.1
1940,24.5,28.3,30.3,32.9,30.9,32,30.6,30.1,30.5,30.2,28.2,27.8
1941,30.2,29.2,32,33.1,32.2,31.7,30.7,29.1,30.4,28.8,27.2,27.4
1942,26.1,29,30.7,32.1,30.8,30.1,29.9,29.8,30,29.2,28.1,25.5
1943,25.5,26.9,30.9,31.1,31.8,30.8,30.4,29.3,29.8,28.9,26.1,24.9
1944,26.7,27.7,30.6,32.6,30.3,30.3,30.2,29.7,29.9,28,26.6,23.8
1945,26.6,26.1,29.6,32.1,31,30.9,30.4,29.8,30.4,28.3,28.4,26.9
1946,25.7,25.7,31.1,31.1,30.1,31.1,30.3,29.5,29.7,28.9,27.6,27.8
1947,29.4,28.3,29.8,31.1,31.9,30.7,29.9,30.2,30.2,29.1,27.6,26.1
1948,26,28,30.7,30.4,30.7,31.4,29.6,29.7,29.6,29.3,27.1,27.1
1949,25.7,27.9,30.5,30.6,30.7,31.2,30.4,30.1,30.2,30,27.2,25.8
1950,27.3,27.2,30.5,32.3,30.8,30.4,30.4,29.9,29.8,28.8,27.9,25.3
1951,24.3,27.8,29.9,31.4,30.1,28.8,29.8,30,30.1,28.2,27,25.5
1952,26.8,29.1,29.6,32.2,31.9,30.3,29.3,28.9,29,28.3,27.5,24.9
1953,25.8,26.3,30.5,31.5,30.2,30,30.4,29.6,29.6,30,27.4,26.1
1954,27.7,27.4,29,33.4,30.9,31.3,31.7,29.8,29.4,28.2,26.9,24.2
1955,23.7,28.3,30.5,31.6,31.8,29.2,30.3,28.8,30.2,28.9,25.6,25.6
1956,24.9,28,30.9,31.5,29.4,29.9,29.9,28.7,29.4,29.2,25.6,25.5
1957,27.6,26.9,29.2,32.4,33.4,30.5,29.8,30.8,30.1,28.4,28,27.1
1958,26,24.9,32.2,34.7,33.8,31,29.8,30.3,29.8,28.5,26,25.4
1959,25.7,27.8,28,32.8,31.8,32.9,29.8,29.7,28.6,29.5,28.5,28.3
1960,26.5,26.9,31.5,33.3,31.4,31.5,30.1,29.5,29.1,27.9,27.6,24.8
1961,25.3,25.6,29.7,32.2,30.9,30,29.9,29.4,28.9,29,26.3,26.6
1962,23.4,26.1,29.8,32.3,31.7,30.2,29.8,29.3,29.3,29.3,27.2,26.5
1963,23.3,26.6,29.1,32,32.8,30,28.9,30,29.7,28.4,27.6,25.2
1964,27.4,26.7,28.7,31.6,29.7,30.4,29.9,29.8,29.3,28.5,24.7,24
1965,24.7,27.9,29.3,31.2,30.7,28.7,30.1,29.5,29.3,29.3,27.3,26.8
1966,27.3,28.5,30.2,31.6,29.6,30.1,30.4,28.6,29.2,29.4,27.2,27.3
1967,23.6,24.9,29.9,30.5,30.9,30.7,30.1,30.4,28.3,28.3,26.7,24.2
1968,25.5,24.5,29.8,29.5,30.6,29.6,30.4,29.7,29.6,28.5,28,28.1
1969,26.8,27.6,30.1,32,31.5,29.9,29.6,29.5,29.3,29.4,25.3,24
1970,25.3,27.8,31.5,30.6,30.6,29,29.6,29.1,28.9,28.3,26.3,26.2
1971,24,25.6,29,31.9,30.2,29.7,28.8,28.4,29.7,27.2,25,24.6
1972,23.8,27,27.8,29,33,31.1,30.5,29.3,30.1,29.3,27.1,26.4
1973,26.9,29.9,30.9,33.8,30.8,31.1,29.9,29.3,29.1,28.4,25.4,23.9
1974,25.8,25.1,27.6,29.4,30.5,30.5,30.1,29.2,30,28.9,26.4,25.6
1975,24.8,27.7,30.7,33.1,30.2,30,29.7,29,29.4,28.9,25.6,23
1976,24.9,27.3,29.1,31,29.3,30.9,30,28.9,29.7,29.2,24.3,25.9
1977,25.2,24.4,29,30.8,30.9,32.9,29.8,30.3,29.3,29.2,25.6,25.5
1978,25.8,25.1,30.7,31.2,30,30.5,29.3,29.2,28.5,28.9,26.8,26.1
1979,27.8,28.7,32.8,32,30.6,29.6,31.5,29.8,29.9,29,26.1,26.5
1980,27.3,27.4,32,32.6,31.7,29.9,30.2,29.4,28.9,28.3,27.8,25.5
1981,24.8,28.7,31,30.7,29.5,29.2,29,29.5,30.2,28.3,26.4,23.2
1982,25.3,27.1,31.7,29.6,31.1,30.6,29.9,28.8,28.6,29,27.3,23.4
1983,23.2,27.9,29.8,34.6,32,31.4,31,29.7,29.7,28.5,25.3,24.2
1984,24.7,27.8,30.8,32.6,30.3,30.1,29.5,29.2,29.4,27.6,26.6,25.9
1985,25.7,27.3,28.9,31,30.3,29.3,29.8,29.3,29.2,28.4,27.1,25.2
1986,25,27.5,30.1,31.9,29.3,30.1,29.3,30.4,30,28.7,26,25.2
1987,25.7,27,29.7,31.9,32.4,30.9,30.3,30,29.5,29.5,27.7,23.5
1988,27.4,28.2,30.5,31.3,30,30.2,30.2,29.1,30,27.4,24.9,25
1989,25.5,27.2,27.7,33.2,30.6,29.8,30.1,29.7,29.4,28.2,26.6,25.7
1990,26.7,26.8,27.6,32.6,29.9,29.3,28.9,30.2,29.7,28.9,27.4,25.8
1991,28.2,28,31.9,32.4,32.4,30.8,30.4,29.2,30.2,28.7,26.3,25.4
1992,23.2,27.6,31.7,35,33.3,30.7,29.9,30.4,30.1,27.7,25.2,25.9
1993,24.6,27.8,31.1,33,31.6,31.5,31.1,30,30.2,29.3,27.6,25.5
1994,27.8,29.9,27.8,33.1,31.5,29.5,30.1,29.3,30.1,28.3,27,27.5
1995,25.8,26.7,31.1,33.6,31.2,31.6,29.6,29.1,30.6,29.6,26.5,25.4
1996,26.9,24.8,30.7,29.2,30.3,30.9,29.9,29.7,29.7,29.3,26.4,24.8
1997,25.9,26,29.9,29.7,32.1,31.6,29.5,29.7,29.6,30.4,27.9,28.4
1998,27.8,29.7,33.1,32.9,33.2,32,31.1,31.1,30.6,29.9,27.8,26.9
1999,26.8,28.4,32.1,30.1,29,30.9,30.5,30.2,29.8,29.2,26.4,22.6
2000,28,26.7,31,31,28.9,30.4,29.9,30.6,29.7,29.7,27.1,27
2001,28.4,28.7,28.8,34.7,29.5,30.5,30.1,30.2,29.9,29.6,24.9,26.4
2002,25.8,28.1,29.2,32.3,30.5,30.5,30.1,29,29,29,27.3,27
2003,25.2,27.5,28.5,32.8,32.8,31.3,30.5,30.4,29.9,29.8,28.3,23.7
2004,26.4,25.7,30.7,31.6,30.8,30.6,29.4,30.2,29.3,29.2,27.9,27.4
2005,26.2,30.5,29.6,32.8,31.6,30.7,30.4,29.4,30,29.9,27.8,25.2
2006,27.5,28.6,30.7,31.2,30.5,31.3,30.5,29.7,30.2,29.7,28.6,26.2
2007,24.6,28,31.2,31.7,30.5,30.8,31.2,29.7,29.6,28.4,25.5,27.5
2008,25.7,22.9,29,30.8,29.5,29.9,29.7,29.8,29.8,30,26.1,25
2009,24.4,30.1,30.2,31.2,30.4,30.6,29.7,30.5,30.7,30.3,28.7,27.3
