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