1901,27.4,28.8,31.4,33.1,32.1,30.8,30.6,30.1,30.3,30,28.7,27.1
1902,27.4,28.8,32.2,33.2,32.7,31.2,30.7,30.2,30.2,30.2,29.2,28.2
1903,27.5,28.2,32.6,34,32.3,30.5,30.4,29.6,29.6,29.8,27.6,24.8
1904,25.6,28.2,30.9,32.4,31.8,30.7,30.3,30.2,30.5,30.4,28.1,25.9
1905,28.9,29.1,30.7,33,32.4,30.9,30.7,30.4,30.6,30.4,29.2,29.7
1906,28.5,30.1,31.4,33.8,33,31.5,31.1,30.7,31,30,28,27.4
1907,27.5,28.8,30.7,32.5,31.7,30.4,30.6,30,30.4,30.6,29.3,25.7
1908,27.6,28.4,30.7,32.7,31.9,30.7,30.5,30.1,30.5,30.3,28,27
1909,27.4,29.1,31.4,32.9,31.4,31,30.4,30.4,30.9,30.8,28.5,26.6
1910,28.2,28.3,30.6,32.7,32.5,30.8,30.6,30.3,29.9,29.8,28.6,25.5
1911,26.7,28.4,31.4,33,32,31.2,30.5,30.5,30.8,30,29.8,28.2
1912,27.2,29,32.2,33.1,33.3,31.4,30.2,29.7,29.7,29.8,27.6,26.6
1913,26.8,29.2,30.6,33.3,31,30.5,30,29.6,30.1,29.9,28,26.3
1914,27.2,29.5,31.8,33.5,32.8,30.6,30.6,29.7,30.1,29.8,28.5,27.7
1915,27.3,29.9,31.5,33.5,31.5,30.9,30.3,30.4,30.1,30.5,28,25.7
1916,26.4,28.4,30.8,33,32.5,30.4,30.5,30,30.1,29.5,27.4,26.1
1917,26.3,28.4,29.8,32.9,31.9,30.2,30.1,29.5,30.2,29.7,27.9,25.7
1918,25.7,27.9,31,32.4,31.3,30.5,30.8,29.5,30.7,30.6,29.1,28.6
1919,27.8,28.5,32.9,33.5,32.2,30.8,30.5,30.3,30,29.6,28.2,27.1
1920,26.2,28.1,31.4,32.7,32.5,30.8,30.6,29.9,30.6,29.5,29.2,27.4
1921,26.3,28.3,31.3,33,31.7,30.8,29.9,30.1,29.6,29.8,27.9,27.6
1922,27.4,29.8,30.4,33.2,33.3,30.9,30.3,30.2,30.1,30,27.8,26.6
1923,27.8,28.1,32.1,32.7,31.4,30.5,30,29.5,30.3,30.1,29.4,27.4
1924,28.1,28.8,31,32.4,32.5,30.8,29.8,30.1,30.7,29.7,29.6,26.9
1925,26.2,27.1,31.2,30.4,32,30.6,30.6,30.5,30.6,29.7,29.9,27
1926,27.8,28.5,31.1,33.4,32.6,30.5,30.7,29.3,30.7,29,29.1,27
1927,27.5,28.3,30.5,31.7,31.4,30.4,30.5,30.3,29.6,29.5,29.7,28.3
1928,29.2,27.8,32,32.5,32,30.6,30.5,30.1,30,28.4,27.7,27.8
1929,28.5,28.9,30.5,32,32.8,30.9,30.1,29.9,29.9,30,27.8,28.7
1930,25.9,28.8,29.9,33.2,32,31.2,29.9,29.5,29.9,30,29.1,27.8
1931,28.6,29.4,32.8,34.9,33.3,31.4,31.1,29.6,29.6,28.3,27.9,26.8
1932,26.5,27.7,30.3,33.4,33.4,31.3,30.4,30.2,29.5,29.2,28.8,25.9
1933,25.7,29.3,31,33.4,32.8,31.5,30.4,30.1,29.9,29.6,27.4,27.3
1934,26.6,28,30.6,31.9,32.7,31,29.8,29.9,29.9,28.5,28.4,25.9
1935,28.3,29.9,32.2,33.4,32.2,31.3,30.1,30,29.7,30.5,29.5,26.9
1936,26.2,28.6,29.6,34.1,32.5,31,30.3,29.8,30.4,29.2,29.6,29.4
1937,28.3,29.7,33,34.2,31.2,30.7,29.3,29.6,29.4,30.1,29.5,29
1938,29.3,29.4,31.2,32.4,30.9,29.9,29.2,30.4,30,30.2,27.8,28.7
1939,28.8,29.8,32.9,32.4,32.5,31.4,30.6,30,30.2,30.6,30.1,25.2
1940,26.9,30.2,31.6,33.6,32.7,32.5,31.4,30.3,31,31.7,30.4,29.7
1941,32.2,30.9,32.8,34.4,33.7,32.2,31.6,29.9,31.1,30.4,29.4,28.8
1942,27.8,30.1,32.7,33.7,32.3,31.1,30.5,30.2,31.3,29.9,30.5,27.1
1943,27.1,29.8,32.6,32.4,33.1,31.7,31.2,30.1,31.2,30.2,28.6,26.8
1944,28.7,29.3,31.9,34.1,32.2,31.2,31,30.2,30.7,30,29.2,25.5
1945,28.2,27.3,30.9,33,31.9,31.1,30.8,30.3,30.7,29.2,30.3,28.5
1946,27.9,29.2,32.7,33.2,31.6,31.5,30.5,29.7,30.2,30.8,29.5,28.6
1947,31,29.8,30.9,32.1,32.8,31.2,30.1,30.4,30.5,30.3,29.4,27.6
1948,28,30.5,32,31.9,32.3,31,29.9,30,30.6,30.8,29.3,28.7
1949,27.5,30.9,32.8,32.9,32.1,31.4,30.6,30.1,30.2,30.5,28.8,28.1
1950,29.7,29.5,32.3,32.8,32.5,30.4,30.9,30.6,30.7,29.9,29.9,26.3
1951,26.1,29.9,31.2,32.9,31.5,29.6,30.8,30.6,31.3,30,29.1,27.4
1952,28.6,31.2,32.1,34,34.3,32,30.6,30.2,30.4,30.3,30,26.5
1953,28.3,28.7,32.5,32.5,31.8,30.7,31.3,30.7,30.9,31.5,29.9,27.7
1954,29.5,29.5,30.5,34.4,32.9,32.4,32.5,30.8,30.3,30.3,29.8,26.1
1955,25.1,30.4,32.5,33.4,33.8,30.9,31.2,30.2,31.3,30.5,28,27.6
1956,26.6,29.6,33,33.2,31.6,31,30.7,29.6,30.3,30.8,27.9,26.6
1957,28.7,28,30.9,33.8,33.7,31.3,30.5,31.1,30.9,29.7,29.8,28.8
1958,27.7,26.9,33.1,35.2,34.6,30.9,30.4,30.9,30.2,29.9,28.3,27.4
1959,27.7,29.7,30.1,34.2,33.3,33.5,30.5,30.1,29.6,31.1,30.3,29.6
1960,28.5,29.3,32.6,34.1,32.9,31.6,30.8,29.6,29.9,29.1,29.3,26.5
1961,26.7,27.8,31.1,33.5,32.7,30.6,30.6,30.2,29.5,30.2,28.8,28.2
1962,25.6,28.1,31.2,33.1,33.2,30.4,30.8,30.3,30,30.7,29.2,27.8
1963,24.5,28.1,30.9,33.2,33.9,30.7,29.5,30.6,30.3,30,30.2,27.2
1964,28.5,28,30.6,33.6,31.6,31,30.9,30.2,29.6,29.8,27,26
1965,26.6,29.9,30.8,32.2,32,29.2,30.4,30.5,30.1,30.8,29.9,28.7
1966,29.5,30.2,31.7,32.5,30.7,30.9,31.1,29.2,30.4,30.8,29.5,28.8
1967,25.4,27.2,32,32.5,32.6,31.1,30.9,30.6,28.8,29.7,29.2,26
1968,27.8,25.9,31.4,31.5,31.9,30.6,31.4,30.3,30.2,29.9,30.1,30.1
1969,29,29.3,31.4,33.3,32.9,30.7,30.2,30.8,30.6,30.8,27.8,26.3
1970,27,30.1,32.2,32.6,32.3,30.1,30.7,29.5,29.4,29.7,28.7,28.5
1971,25.7,28.3,31,33.9,32.3,30.1,29.5,29.4,30.9,28.6,27.2,26.3
1972,25.9,28.4,30.1,30.9,33.6,31.4,30.8,29.2,31.3,30.9,30,28.4
1973,28.2,31.8,33.3,35.1,32.7,31.2,30.6,29.8,29.7,29.7,27.8,25.4
1974,27.4,26.8,29.8,31.7,32.3,30.8,30.7,29.7,31,30.3,28.5,27.1
1975,27,29.7,31.9,34.6,32,30.3,30.6,29.2,30.8,29.9,28.1,24.6
1976,26.7,29.7,30.6,32.7,31.1,31.3,30.3,29.4,30.6,30.3,26.7,27.7
1977,26.5,26.8,31.4,32.8,33.3,33.6,30.9,31,30.2,31.1,28.3,28
1978,28.2,27.8,32,32.6,31.7,31.1,30.2,29.7,29.5,29.9,29.1,28.1
1979,29.4,31.1,34,33.5,31.4,30.6,31.9,30.3,30.8,30.8,28.6,28.2
1980,29.1,28.8,33.4,33.8,32.8,30.8,30.6,30.4,29.6,29.9,29.6,27.6
1981,27.4,30.5,33.1,32.5,31.4,29.7,29.5,30.2,31.1,29.3,28.4,25.1
1982,27.4,28.5,32.6,31.3,32.3,30.9,30.4,29.5,29.2,30.2,29.4,25.3
1983,25.5,29,30.6,35,33.4,31.9,31.6,30.5,31,29.8,28,26.2
1984,25.8,29,32.1,33.4,31.1,30.7,30.3,29.6,30.3,29.4,28.4,27.2
1985,27,29,30,31.9,31.9,29.8,30.3,29.8,29.9,29.9,29.6,27.3
1986,26.9,29.1,31.5,33.3,30.7,30.8,30.2,31.1,31.1,30,27.9,26.8
1987,27.7,29.2,32.3,33.4,33.2,31.5,31,31,30.8,31,29.8,25.7
1988,29.1,29.9,31.1,32.6,31.9,30.9,31.2,30,31.5,28.6,27.1,26.9
1989,27.4,28.8,29.6,33.3,32,30.5,30.9,30.3,30.9,29.5,28.7,27.2
1990,28.1,28.5,29.2,33.3,31.2,30.2,30,30.9,30.7,30.1,29.1,27.6
1991,30,29.9,32.7,34.1,34,31.2,30.9,29.8,31.3,30,28.6,27.2
1992,25.3,28.8,32.7,35.4,33.9,30.7,30.6,31.2,30.9,29.3,28.3,27.8
1993,26.1,29.6,32.2,33.5,32.5,31.8,31.5,30.4,31.1,30.6,29.5,26.6
1994,28.7,30.5,29.6,34.3,33.5,30.1,30.2,30.1,30.5,29.9,29.6,29.3
1995,27.6,28.7,32,34.7,32.8,31.8,30.3,30.2,31.5,30.4,28.5,26.7
1996,28.4,27.3,32.7,30.6,31.7,31.8,30.9,30.8,30.1,30.5,28.7,26.6
1997,27.5,27.3,31.5,31.3,32.4,31.4,30.3,30.6,30.6,31.3,30.7,29.7
1998,29.6,31,33.7,34.4,34.4,32.5,31.7,31.9,31.1,31.4,29.8,27.9
1999,28,30.1,33.4,32,31.2,31.4,30.9,30.7,30.8,30.7,28.5,24.2
2000,29,28.2,32,32.5,30.7,31.2,30.3,31.2,30.4,30.7,29.1,28.5
2001,30.2,30.6,31,36,31.7,31,30.8,30.7,30.6,31.5,27.6,28
2002,27.9,30.3,31.4,34,32.4,31.1,30.8,29.4,29.8,30.4,29.8,28.8
2003,27.5,29.9,30.8,34.4,34.2,31.9,31.2,31,30.8,31.1,30.3,25.8
2004,28.6,27.6,32.2,33,32.2,31,29.9,30.4,30.4,31.2,30.5,29.3
2005,28.4,31.7,30.4,33,33.3,30.7,30.4,30.4,30.6,30.2,30,26.2
2006,29,30.1,32.1,32.4,32.3,31.6,30.6,29.7,31.2,30.6,31,28.2
2007,26.6,30.8,32.5,32.9,31.8,30.7,31.4,29.8,30.4,29.3,27.8,28.9
2008,27.3,24.8,31.2,32.8,30.5,30.2,30.2,30.3,29.9,30.9,28.5,26.9
2009,26,31.8,31.8,32.7,31.4,31.1,29.8,30.9,31,31.8,31.8,29.1
