1901,27.3,28.6,30.8,31.9,32.6,32.1,31.1,31.7,31.8,30.3,27.7,27.1
1902,26.7,28.3,31.5,32,32.9,31.9,31.5,30.9,32.7,30.6,28.7,27.5
1903,27.7,29.6,31.2,31.8,32.2,32.6,31.7,31.9,32.5,30,27.6,26.5
1904,27.4,28.6,30.8,32.2,32.7,32,31.2,31.6,31.8,30,27.9,27.4
1905,27.2,28.7,30.9,32.1,33.1,32.3,31.2,31.8,31.9,30.4,28.2,27.5
1906,26.6,27.7,30.4,31.6,32.6,31.8,31.5,31.6,32.2,30.2,28.3,27
1907,27.8,28.4,30.8,32.1,32.6,31.9,30.8,31.1,31.5,30.1,28.4,27.1
1908,26.8,28,30.9,32.8,33.2,32.1,31.2,31.5,31.7,29.6,27.5,27.3
1909,27.1,28.4,31.4,32.4,33.4,31.8,31.6,31.8,31.6,29.9,27.5,27.2
1910,26.4,27.8,29.3,31,32.2,31.5,31,31.6,31.6,29.9,27.2,26
1911,27.3,28.5,30.9,32.5,31.3,31.1,31.2,31.5,31.8,30.6,28.6,27.6
1912,27.5,27.2,31.3,33.1,32.8,31.7,31.1,31.6,31.6,30.3,27.3,27.6
1913,28,29.5,31,30.6,31.4,30.9,30.9,31.5,31.4,29.7,27.5,27
1914,26.9,28.5,29.4,31.7,31.8,31.2,31.5,31.9,31.5,29.9,27.6,27.8
1915,27.1,27.9,29.1,30.6,33.1,32.4,31.8,31.9,31.9,30.1,28.1,27.5
1916,28.4,27.7,30,31.3,32.3,31.5,31.8,31.3,31.4,29.7,27.4,27.5
1917,27.6,28.3,31,31.8,32.8,31.8,31.3,31.6,31.7,30,27.7,26.5
1918,27,29.1,31,32.2,32.4,31.5,31.5,31.7,31.9,30.8,28.2,27.3
1919,26.7,28.7,31,31.5,32.2,31.4,31.1,31.6,31.7,30.3,28.9,27.5
1920,27.7,28.1,30.8,33.1,32.8,31.3,31.1,31.4,31.7,29.9,27.7,27.2
1921,27.1,28.3,31,32,31.2,31.5,31.1,31.5,31.7,29.9,28.2,27.5
1922,27.8,28.9,31.3,32.9,32.6,31.8,31.3,31.9,32,30.1,28.2,27.6
1923,27.5,28.6,31.1,32.4,32.9,31.9,31.4,31.8,31.8,29.9,27.5,27.7
1924,27.5,27.3,30.7,32.3,33,32.3,31.6,31.8,31.8,29.9,27.4,27.8
1925,28,28.5,30.4,31.3,31.8,31.4,31.2,31.9,31.8,30.8,28.3,27.5
1926,27.3,28.3,31,32.1,31.9,32,31.8,31.7,32.2,30.5,27.6,27.9
1927,27,29.5,30.9,32.3,33.3,32.5,31.2,32.1,32.1,30.1,27.9,27.5
1928,26.8,29,31,31.8,32,32.7,31.6,32,32.3,30.6,27.9,27.2
1929,28,29.7,31.7,33.1,32.7,31.6,30.9,31.6,31.7,30.2,28.7,26.9
1930,27.7,28.5,30.7,31.4,32.5,31.5,30.9,31.9,31.9,30.4,27.6,26.6
1931,27.5,28.7,30.7,32.1,32.5,32,31,32.1,32.3,30.6,27.5,28.3
1932,28.4,29.4,30.8,32,32.9,31.7,31.1,31.6,32.3,30.3,27,27.8
1933,28.2,29.5,30.8,33.1,32.9,31.8,31.2,31.4,31.5,30,26.9,27
1934,27.9,28.3,29.8,32.6,32.4,31.6,31.2,32.2,32.1,30.3,28.2,27.8
1935,26.8,27.7,30.8,32.7,32.8,31.9,31.3,31.6,32.1,30.2,27.8,27.2
1936,28.7,29.6,31.7,32.5,32.7,32,31.3,32.1,32.1,30.8,28.6,27.5
1937,29.1,29.5,31.5,32.7,32.5,32.3,31.4,31.7,31.4,29.7,27,27.1
1938,27.2,28.2,30.7,30.7,32.2,31.3,30.8,31.7,31.5,29.6,28,26.1
1939,27.6,28.8,29.8,32,32.7,31.5,31.1,31.7,31.1,30.1,27.3,28.2
1940,26.9,27.4,30.9,31.4,32.4,31.5,31.6,32.2,32.1,29.6,27.8,27.3
1941,27.3,28.4,30.9,32.5,32.3,32.6,31.2,31.9,31.1,29.2,27.4,27.8
1942,26.6,29,30.9,32.4,33.3,31.9,31.3,31.3,31.2,29.6,27.7,27.5
1943,27.3,27.2,29.6,31,31.9,31.4,31,31.2,31.4,28.8,26.2,26.1
1944,26.1,28.9,30.8,32.3,32.5,31.1,31.1,31.3,31.3,28.1,28.7,25
1945,28.6,29.9,32,32.8,32.8,32.2,32,31.5,31.4,30.4,27.4,28.6
1946,29.2,30.2,30.7,31.6,32.8,31.4,31.4,32.1,32,30,28.9,26.5
1947,27.8,27.2,31.5,32.9,32.2,31.8,31.5,31.7,32.2,31.3,29.6,27.6
1948,27.9,29.5,30.4,31,31.3,31.3,31,31.8,31.8,30,28.4,27
1949,28.1,27.6,31.1,32.4,32.4,32.9,32.2,32,31.8,29.9,26.5,26.4
1950,27.5,27.7,28.9,30.6,32.1,31,30.5,30.9,31.4,30.1,26.4,26.2
1951,27.9,27.3,30.6,31.9,32.4,32.5,31.4,32.6,32.5,30.9,28.5,29
1952,29.1,29.7,33.2,32.7,32.5,33.6,30.6,31.1,33.2,29.3,29,28.5
1953,27.3,29.4,30.9,33.8,32.2,34.4,31.2,31.8,32.2,30.1,28.1,27.3
1954,27.7,28.5,30.4,31.5,31.3,31.9,30.8,31.6,31.3,29.3,28.2,26.9
1955,27.7,28,31.1,32.5,32.9,34.5,30.4,32,32,29.7,28.6,26.9
1956,27.2,29.2,30.4,32.4,31.3,30.6,30.7,31.7,31.6,30.6,27.5,27.9
1957,28.4,29.4,31.8,32.5,33.3,31.9,31.8,32.4,32.4,30,28.8,26.5
1958,27,29,32.5,33.8,33.5,32.7,31.7,33.3,33.5,31.5,30.1,28
1959,28.4,30.8,31,32.4,32.4,32.2,31.9,32.1,32.8,31.7,28.1,26.9
1960,28.3,28.9,30.5,32.3,33.3,31.3,31.2,31.9,32.3,31.4,28.3,26.8
1961,27.2,28,31.2,31.8,32.4,31.9,30.3,31.5,31.9,29.6,27.7,27.2
1962,26.8,29,30.8,31.7,31.7,31.4,30.6,32.6,31.7,30.2,26.7,27.1
1963,27.4,29,30,31.8,32.1,32.6,31.9,31.5,31,29.3,27.7,25.9
1964,26.8,28.3,31.7,32.9,33.1,31,31.2,31.8,31.9,29,27.2,26.7
1965,26.7,28.8,30.5,32.6,32.4,31.5,31,31.5,31.3,29.3,28.7,27.4
1966,27.7,28,29.7,32.5,31.8,31.2,30.9,31.2,31.3,29.4,25.9,25.7
1967,26.6,27.7,30.3,31.1,32.2,31.8,31,31.7,31.3,29.3,27.3,27.7
1968,26.4,27.7,29.6,31.9,32.1,31.4,30.9,31.3,31.8,29.7,27.9,26.8
1969,27.5,28.8,31,32.8,32.6,32.3,31,31.3,31,30.5,27.5,27.4
1970,27.6,27.3,30.8,32.5,31.6,32.1,30.7,30.8,31.1,30.4,26.2,27.4
1971,28,28.4,29.8,30.9,32.5,31.8,30.2,30.8,31.5,30.1,27.9,27
1972,28.1,28.5,30.5,32.3,32.7,32,31.2,30.7,31.5,30.3,29.6,27.2
1973,28,28.2,30.8,32.3,32.5,32.4,31.2,31.1,31.9,29.6,28.3,26.2
1974,27.8,28.3,29.6,31.2,32,32.3,30.8,31.4,31.5,28.8,27.9,27.5
1975,28,29.7,31,34.2,34.2,33.5,32.5,31.5,31.8,29.7,27.6,26.4
1976,25.9,27.3,31.2,32.2,32.8,30.7,31.4,32.2,32.7,30.7,27.4,26.5
1977,27.8,28.5,31.5,30.6,31.9,30.8,31.9,32.3,32.7,30.8,28.4,27.7
1978,27,28.2,30.5,32.4,33.1,32.1,30.7,31.9,31.5,29.8,28.6,28.3
1979,27.6,28.3,31.6,31.1,32.5,32.5,31.7,32.1,32.1,30.7,28,27.1
1980,29.3,29.4,32.2,31.8,33.9,32.4,32.8,33,32,30.2,28,26.4
1981,26.8,28.3,31.5,32.1,33.6,32,32.1,32.2,32.1,30,27.8,28.2
1982,28.7,29.6,30.7,33.1,32.2,31.8,30.6,31.3,31.3,29.8,27.9,27.9
1983,28,28.9,32,32.7,34.3,33.3,30.8,31.6,31.9,30.6,29.5,28.8
1984,27.5,28.6,31.4,33.4,31.6,31.7,31,31.1,31.6,31.3,28.3,27.7
1985,27.6,28.4,31.8,32.4,33.1,32.8,32,32.6,32.9,31.5,29.6,27.7
1986,27,30.4,31.1,33.1,32.8,32.3,32.2,32.5,31.7,31,29.7,30.1
1987,28.2,30,32.3,32,34.1,33.8,31.9,32.5,33.4,29.8,29.4,28.8
1988,27.5,29,31.6,33.8,34.7,33.2,32.7,32.4,32.6,30.1,30.3,27.2
1989,28.6,28.9,30.8,32.7,33,33.2,32.6,32.9,32.4,30.6,29.4,27.3
1990,28.4,29.4,31.3,32.5,32.2,33.1,30.9,31.1,31.3,30.7,26.8,26.9
1991,28.6,28.7,30.7,33.1,32.9,33.3,32.6,32.4,32.1,30.8,27.3,27
1992,27.7,28.2,31.8,32,32.1,33.5,31.7,32.1,31.4,30.2,29,28.4
1993,28.3,30.4,32.5,32.1,32,32.8,31.3,31.3,31.4,30.7,28,27
1994,27,28.6,31.2,32.1,32.5,33.3,31.8,32.1,32.1,30.8,28.8,27.2
1995,28.5,29.6,31.7,32.8,33.5,34.1,31.3,31.4,31.4,30.3,28.9,27.4
1996,27.1,28.5,30.6,31.6,31.9,31.9,31.5,30.9,32.8,30.6,27.3,27.5
1997,28,28.7,32.2,32.6,33.4,32.8,31.8,33,31.9,30.7,28.4,28.2
1998,28.3,29.3,32.1,32.8,33.9,33.3,31.5,33.2,33,30.9,28.5,27.6
1999,27.6,29.1,31.2,32.6,33,32.6,31.1,32,31.7,29.9,27.2,27
2000,27.7,29.1,30.9,32.6,32.8,31.7,32.4,31.9,32.1,30.2,29.4,27.9
2001,28.1,29.9,31.3,32.6,32.4,33.5,32.6,32.6,32.1,31.3,29.2,28.8
2002,28.9,29.3,31.5,33.5,33.4,33.7,32.7,32.4,32.4,31.4,29.1,28.5
2003,27.7,30.4,32.3,32.7,33.9,34.5,31.8,33,33.3,31.5,28.8,27.2
2004,28.3,29.7,31.7,32.7,33,33.1,32.3,33.3,33.3,31.2,29.3,28.5
2005,28.7,29.8,32.2,33.4,34,32.8,32.5,33.1,33.4,30.7,28.8,28.4
2006,28.3,28.8,31.8,32.9,32.8,32.7,31.7,32.7,33.4,31.4,28.4,27.8
2007,28.1,29.6,31.2,32.7,33.2,32.6,32.3,32.3,32.3,30.4,28.2,28.1
2008,28.5,29.9,31.6,33.5,34.3,32.5,32,32.4,33.5,30,28.7,28.3
2009,28.2,29.2,31.5,33.3,33.6,33,32.8,32.5,33.5,31.7,28.9,28.9
