1901,25.6,26.8,29.6,32.2,33.4,32.5,30.9,31.1,30.7,29.8,28,25.7
1902,24.7,26.6,30.1,32.5,33.8,32.5,30.9,30.6,31.1,29.3,27.9,25.8
1903,25.4,27.5,29.2,31.8,32.8,32.7,30.9,31.1,30.7,28.6,26.5,24.7
1904,25.1,27.8,30.3,32.7,33.1,32.4,30.3,30.8,30.3,28.6,26.7,25.7
1905,24.9,25.3,29.2,32,33.8,32.4,30.8,31.6,30.3,28.7,27.1,24.6
1906,24.5,26.1,28.8,31.8,33.3,32.3,30.7,30.9,30.6,28.7,27.1,25.5
1907,25.8,26.7,29.6,32.2,33.1,32.3,30.2,30.7,30.1,28.8,27,25.4
1908,24.7,26.2,29.5,32.7,33.8,32.6,30.6,31,30.1,28.2,26.4,25.6
1909,25.1,26.8,30,32.4,34,32.3,30.9,31,29.9,28.5,26.7,25.1
1910,24.2,25.9,27.8,31.1,32.8,31.9,30.4,31,29.9,28.3,26.3,24.3
1911,25.2,26.7,29.2,32.3,31.8,31.6,30.3,31,30.4,29,27,25.5
1912,25.1,25.4,29.3,33,33.4,31.8,30.4,31.1,30.1,28.8,26,25.5
1913,25.5,27.3,29.2,30.6,32.1,31.1,30.2,31,29.7,28.3,26.5,25.1
1914,24.9,26.5,27.7,31.6,32.4,31.4,30.6,31.1,29.9,28.5,26.4,25.4
1915,24.7,26.1,27.5,30.7,33.8,32.8,31.1,31.4,30.2,28.7,26.9,25.8
1916,26.2,26.2,28.8,31.5,33,32,30.8,30.5,29.7,28,25.8,25.2
1917,24.7,26,28.4,30.9,33.1,30.8,30,30.4,29.4,27.6,26.8,23.9
1918,24.1,26.7,27.8,31.7,32.7,31.2,30.3,30.5,29.6,29,26.8,25
1919,23.1,26.4,28.4,30.7,32.7,31.8,30.2,30.9,29.8,28.7,27.2,25.1
1920,24.2,26.2,29.1,32.8,32.3,31.1,30.4,30.6,29.8,28.2,26.3,24.7
1921,23.9,25.6,28.7,31.6,31.6,31.9,30.1,30.7,29.7,27.6,26.4,25
1922,24.9,26.7,29.1,32.5,33.3,31.4,30.3,31,30,28.1,26.7,25.1
1923,24.6,26.4,28.7,32.2,33.5,32,30.4,30.9,30.2,28,26.1,25.3
1924,24.3,25.2,29.2,32.1,32.3,32.1,30.5,31,29.5,27.9,25.4,25.1
1925,24.5,26.3,27.8,31.3,31.6,31.1,30.1,30.8,29.7,29,26.3,24.3
1926,24.1,27,29.1,32.1,33.2,31.4,30.3,30.3,30.2,28.7,26.6,26.6
1927,24.8,27.1,29.3,32.4,34.5,31.4,30,31.2,30,28,26.1,25.2
1928,23.9,28.1,29.4,32.2,32.2,33.5,31,31.2,30.4,29.1,26.2,25.6
1929,25.5,28.5,29.8,34.4,33.6,31.7,29.5,30.4,29.7,27.5,27.1,23.3
1930,24.3,26.8,28.7,31,34.6,31.4,30,31.8,30.1,29.2,26.7,25.1
1931,24,27.3,28.6,31.9,32.4,33,30.6,30.9,29.8,29.2,27,25.8
1932,26.2,27.8,28.4,31.4,33.3,32.4,30.5,31,30.4,28.4,25.1,25.3
1933,23.2,27.7,28.4,33.9,35.2,32.4,31,29.8,29.7,27.9,25.5,24.1
1934,23.9,25.7,27.4,31.3,32.1,32.1,30.3,30.6,29.8,28.2,26.9,25.7
1935,24.4,24.8,28.4,32.3,33.2,31.2,29.8,29.8,30.3,27.6,26.9,25.4
1936,25.8,28.5,29.3,31.6,32.8,32.5,30.2,30.7,29.6,28.5,27.4,25.6
1937,27.1,28,28.4,32,31.6,31.7,30.1,30.6,29.9,27.9,26.1,23.8
1938,25.4,26,28.4,31.8,32,30.9,30,31.3,29.2,27.9,27.1,23.3
1939,23.8,27.5,27.7,31.4,32.1,30.8,29.9,30.3,28.9,28,25.3,25.1
1940,23.3,26.6,27.9,33,33.2,31.4,29.8,30.8,30.1,28.5,26.2,24.7
1941,24.5,26,27.2,32.5,32.1,33.8,31.9,33.4,28.9,28,27.5,26.3
1942,24.7,27,28.1,32.4,33.3,32.8,31.1,32.2,30.7,29.8,27.3,27.4
1943,25.7,27.3,28.6,33.1,34.6,32.1,32.2,34,30.9,28.3,25.6,25.1
1944,25.3,30.1,30,33.1,33.9,31.2,31.9,27.8,30.7,28.3,30,26
1945,26.5,28.3,31.2,32.2,33.1,33.9,31.7,31.2,31.1,29.8,29,28.2
1946,26.4,27.4,29.5,31.9,33.9,31.6,32.4,31.7,30.7,29,27.8,26
1947,26.1,26.1,29.3,32.9,31.5,33.1,30.4,30.8,29.9,29.6,28.8,26.2
1948,24.5,28.2,30.1,31.9,32.1,32.9,30.3,32.6,31.6,29.1,28.5,28.2
1949,27.6,28.8,29.8,32.1,33.7,33.1,31.2,32,29.8,30,27.7,27.1
1950,27.1,29.2,29.7,31.5,33.4,31.3,29.6,30.6,30.7,28.5,27.1,26.1
1951,26.1,26.8,28.6,31,33.4,32.6,29.5,31.2,29.2,28.6,25.7,26.5
1952,27.1,27.8,30.4,30.3,31.1,30.9,29.5,30.3,29.1,26.6,25.8,24.3
1953,25.3,26.5,29.7,33.4,32.1,31.8,29.9,30.7,28.9,28.2,25.8,24.2
1954,25.1,26.8,28.7,31.3,31.2,30.8,29.3,30.5,29.2,27.4,26.3,24.8
1955,26,26.4,29.8,32.5,33.2,32.2,29.4,30.7,28.4,26.9,26.5,24.8
1956,25.8,28.5,28.9,31.9,31.6,30.6,28.8,30.1,29.5,27.8,25,25.5
1957,26.4,26.5,29.6,32,33.6,33.1,30.3,29.9,29.5,28,26.5,23.9
1958,23.2,26.2,28.4,31.6,31.6,31.5,29.8,30.9,29.9,28.2,26,23.7
1959,23.9,27.7,28.2,30.4,32.9,32.5,29.8,31,30.8,29.1,25.5,24.8
1960,26,26.8,27.9,31,33.1,32.8,30,30.8,29.7,30,27.4,24.9
1961,23.9,26.3,29.6,31.7,33.3,31.2,29.3,30.6,30.1,28.3,25.7,26.1
1962,24.2,29.7,29.3,31.6,33.1,32.6,30.8,31.3,30.1,29.4,27,25.4
1963,25.3,26.5,29.3,33,32.4,32.9,30.1,30.8,29,27.7,26.8,23.3
1964,23.6,26,30.1,33.2,33,31.3,30.1,31.5,30.7,27.1,27.5,25.8
1965,26.1,27,28.2,32.9,32.9,31.7,29.1,29.8,29.6,27.2,27.3,25.2
1966,24.5,25.8,26.6,31.9,31.3,30.1,31.3,31.8,30.6,27.7,26.4,24.7
1967,24.6,26.4,29,32.4,32.5,31.2,30.2,30.6,28.1,26.8,26.3,26
1968,24.4,25.9,26.7,31.9,31.8,31.2,28.9,29.7,28.8,28.3,26.5,24.8
1969,25.2,26.9,26.1,31.4,32.9,33.3,30.5,29.6,28.7,28.8,25.2,25.4
1970,23.7,26.3,28.2,33,31.8,32.3,29.9,31.4,30.1,28.9,25.4,26.5
1971,27,29,29.7,31.5,33.3,33,30.3,30.6,30.9,29.8,27.3,27.6
1972,27.3,27.6,31.2,33.4,33.8,32.1,29.3,30.6,31,30.2,28.1,25.6
1973,25.4,25.9,30.9,31.8,33.3,32.7,31.4,30,31,28.4,28.8,25.9
1974,27.7,26.6,29.8,34,33.1,31.2,29.9,31.6,29.3,26.3,26,25.8
1975,23.5,28.6,30.9,33.8,34,33.8,31.8,32.8,30.6,29.5,27.4,25.9
1976,23.7,27.5,30.9,32.4,33.1,31.8,30.6,32,31.7,29.3,24.1,23.4
1977,23.9,24.7,30.3,30.9,33.6,31.9,31,31.9,31.8,28.9,27.9,26.2
1978,25.7,25.8,28.3,32.3,34,31.9,31,32,30.9,28.8,28.4,26.2
1979,24.5,26.5,29.4,33.6,32.8,32,31.8,30.8,29.5,29.8,25.7,24.9
1980,26.7,25.9,30.4,31.2,34.7,33.2,31.8,31.5,30.2,28.9,25,24.6
1981,24.3,26,29.7,32.6,34.6,31.5,30.8,31.3,30.2,29.4,27.4,26.7
1982,27,27.9,30.9,33.3,32.8,33.4,30.8,31.6,30.3,28.5,27,25.7
1983,24.6,26.9,29.8,31.5,34.2,34.8,31.1,32.1,30.8,28.8,28.9,26
1984,23.8,25.5,28.9,34.3,32.2,31.5,29.7,29.4,28.2,30,27.7,26.1
1985,23.8,25.3,30.2,31.2,33.2,32.3,29.6,30.3,30.3,29.6,28.1,25.7
1986,23.5,27.5,27.8,31.8,32.2,32.3,30,30.7,30.1,28.5,27.1,24.7
1987,25.4,27.6,28.7,29.4,34.7,32.1,30.2,31.6,31.6,28.5,26.8,26.4
1988,24.3,25.8,28.8,32.3,32.9,32.5,31.3,31.3,31,28.1,29.5,25.9
1989,27.7,28.2,29.3,31.9,34.1,33.4,31.5,31.7,29.3,29.2,28.3,23.7
1990,26,27.4,30.1,32.7,34.7,32.8,31.3,31.7,31.2,29.6,27.3,25.9
1991,27,26.9,31.7,34.8,34.5,34,32.5,32,30.5,29.2,27,25.9
1992,26,26.6,30.7,32.2,32.3,34,31.5,31.7,30.7,29.2,27.4,27.8
1993,26.9,29.4,30.7,32.9,33.5,33.4,31.2,32,31.1,28.9,26.7,25.9
1994,25.2,27.7,29.5,32.8,33.9,33.2,31.5,30.3,30.4,29.9,29,26.3
1995,27,28.6,30,32,35.3,32.9,31,31.4,29.9,28.7,27.4,26.1
1996,25.7,28,29.3,31,33.4,31.9,30.9,30.5,32.1,29,26.8,25.9
1997,25.6,27.1,30.7,31.4,32.9,33.8,30.1,31.7,30,28.3,27.4,25.7
1998,26.9,30.3,30.1,33,34.4,34.4,30.8,31.8,30.8,28.1,27.6,26
1999,26.3,28.1,30.3,33.5,34.2,32.7,30.4,31.2,29.7,27.8,26.2,25.1
2000,26.1,28.2,31.1,33.5,33.6,32.1,31.2,31,30.6,28.1,27.4,25.3
2001,25,27.9,30,32,33,32.8,31.5,31.2,30.4,28.3,28,26
2002,25.8,26.4,29.5,33.7,34,33.2,31.2,31.6,30.8,29.9,27.6,25.8
2003,26.5,27.4,30.9,32.8,35,33.4,30.9,32.3,31.4,29.2,27.4,25.4
2004,25.9,27.7,31.3,32.8,33.1,32.8,31.2,32.1,31.1,29.9,28.5,26.5
2005,27,27.8,30.3,33.5,33.9,33.2,31.6,31.6,30.9,28.4,26.8,25.7
2006,26.3,27.3,31.3,33,33.3,31.7,30.9,32,31.2,29.3,26.8,25.6
2007,24.4,27.1,30.4,32.5,33.4,32.9,31.5,31.2,30.2,28.4,27.1,26.9
2008,26.3,28.9,29.8,32.7,34.9,31.2,30.6,31.4,29.7,27.9,26.4,26.1
2009,25.8,28.2,30.6,33.4,34.5,33.7,31.6,31.5,31.2,30,25.8,25.5
