1901,32.3,32,30.9,29.1,27,24.3,24.3,25.8,28.3,30.4,32.8,34.1
1902,33.5,33,32.1,30.3,28.3,25.3,24.9,25.7,28.6,31.1,32.2,32.5
1903,32,31.5,32,29.2,26.3,24.6,24.8,25.1,27.4,28.8,30.4,30.7
1904,31.1,30.8,30.2,28.1,26.4,23.4,23.7,24.6,26.1,29.3,31.5,31.8
1905,31.5,31.3,31.4,28.7,26.6,24.1,23.6,24.2,26.7,28.6,31.5,33
1906,34.2,31.8,29.9,31,27.9,25.9,24.8,25.6,26.9,29,30.1,31.5
1907,31.8,30.5,30.7,29.5,26.1,24.2,23.9,24.7,26.6,30.2,30.6,30.1
1908,29.5,30.1,29.3,28.4,26.5,24.1,23.5,24.6,27.6,28,30.1,31.2
1909,29.9,30.3,28.9,28.5,27.5,25.1,24.1,25.8,28.2,29.9,29.8,30.6
1910,30.5,31,30,28,26.8,24.1,24.1,25.3,27.5,29.3,30.3,32.2
1911,30,30.3,29.5,28,26.1,23.8,24.1,25.1,27.1,29.3,30.1,32.5
1912,32.3,30.3,29.8,28.3,25.1,24.7,24,24.7,27.7,28.6,30.4,30.8
1913,29.8,29.7,28.3,28.1,24.4,22.9,23.1,24.6,26.6,28.5,30.8,31
1914,30.6,30.2,29.4,29.2,26.4,23.8,22.8,24.2,26.1,27.7,29.3,31.5
1915,31.7,32.1,30.2,28.7,26.3,24.6,25.2,26.3,28.5,29.7,31.4,30.8
1916,29.8,30.9,30.9,28.6,25.6,24.8,23.1,25.1,26.4,29.5,30.9,29.9
1917,30.3,29.6,29.4,27.5,25.1,23,24.3,24.1,27.3,28.5,30,29.6
1918,29,29.8,29.1,27,25.1,24.6,23,24.4,26,29.1,30.5,31.4
1919,30.8,30.4,30.5,27.4,25.4,23.8,22.8,24.5,26.5,28.5,29.6,30.8
1920,30.6,30.1,29.9,27.2,25.4,24.5,23.8,25,26.7,28.5,30.2,31.3
1921,29.9,29.3,28.4,28.1,26.7,25.5,24.2,24.1,27,28.8,30.3,30.9
1922,32,30,29.3,28.8,26.1,24.5,22,24.9,27.6,30,30.8,32.4
1923,32.4,31,30.5,27.5,27.3,24.6,23.2,24.3,27.2,29.3,31,31.5
1924,33.4,31.3,28.9,27.2,25.3,23.1,23.9,24.9,27.3,29.5,31.3,30.8
1925,30.9,30.7,29.9,27.7,26.4,24,23.4,25.1,26.7,29.3,31.2,30.5
1926,32.2,31.3,30,29.8,28,23.9,25.2,26.9,26.8,30.3,31.2,32
1927,31.4,30.8,30.7,29.2,27.4,24.7,23.7,26,27.5,29.2,31.2,31.3
1928,31.5,31.4,29.2,29.5,25.8,24.3,24.3,25.5,29,31.2,30.6,31.8
1929,31.2,31.6,30.4,28.5,25.5,24.2,23.5,25.6,27.2,29.6,31.2,32.2
1930,30.7,30.4,29.5,28,25.7,23.6,24.3,26.2,27.5,28.8,30.5,30.8
1931,32.3,31.6,30.4,29.2,27.3,25.4,24.9,25.9,28.3,28.9,30.4,31.3
1932,30.2,31.3,29.8,30.1,25.7,24.1,23.1,24.7,27.5,30.4,30.7,31.4
1933,32.2,29.9,30.7,28.6,26.6,23.5,22.9,23.5,26.7,28.7,29.4,30.7
1934,28.9,29.4,28.3,27.7,25,23.3,23.5,24.8,26.6,29.1,30.9,32.8
1935,32.6,32.7,29.2,28.2,25.3,23.4,23.8,24.8,27.8,29.2,30.1,32.2
1936,31.4,30.1,29.4,27.5,24.8,22.6,22.6,26.3,27,30.3,31.2,30.9
1937,31.7,31.3,28.6,28.2,27,23.5,22.1,24.1,27.3,29.9,31,33
1938,32.4,31.6,30.9,30.2,27,24.5,22.7,24.6,26.8,29.5,31.1,32.3
1939,32,29.4,30.3,28.6,26.5,24,23.5,25.7,26.6,28.9,31,32.3
1940,31.4,31,28.7,27.2,25.9,23.6,23.6,24.8,26.9,29,32.4,33.5
1941,31.2,31.5,30.8,28.1,26.4,24.7,24,25.1,27.8,29.5,31.4,32.2
1942,32.7,32.3,31.8,30.8,28.3,26.4,25.3,27.3,28.9,30.1,31.6,31.2
1943,31.9,30.4,30.1,30.4,27.4,23.3,25,27,29.2,31.1,32.2,33.8
1944,33.5,31.6,29.8,28.2,26.7,24.3,24.2,25.7,27.7,29.6,31.5,32.5
1945,32.5,31.7,30.2,28.8,26.4,25.4,23.5,27,28.2,29.5,31.7,32.5
1946,32,32.1,32.3,29.4,28.2,24.1,24.4,26.8,28.4,29.4,32.3,32.6
1947,33.9,31.7,31.1,29.8,27.5,25.3,25.2,26.5,28,29.5,32.6,32.6
1948,32.2,31.1,31.8,29.3,27.2,24.8,23.9,25.6,27.6,30.7,31.9,32.4
1949,31.6,31.6,30.9,27.6,26.6,23.9,24.7,26.2,28.5,31.6,32,32.6
1950,32.3,31.9,30.9,28.1,27.7,23.9,24.4,25.5,27.4,30.8,31.3,30.8
1951,30.8,30.5,31,29.1,27.6,25.4,24.3,26.4,27.9,29,32.1,33
1952,32.3,31.6,31.3,29.5,27.6,25.3,24.7,26.5,28.6,30.6,33.4,33.7
1953,30.7,31,30.7,29.7,26.9,25.1,24.3,25.3,27.4,30.1,32.4,33.1
1954,31.9,31.3,31,28.3,26.5,24.1,25,25.8,27.6,29,31.7,31.3
1955,31.9,30.1,30.2,28.5,26.7,24,24.2,26.5,27.9,30.9,30.9,33.2
1956,31.6,32.1,30.6,28.9,27.5,24,24.1,24.5,26.9,30.8,31.3,32.6
1957,31.7,32.2,29.9,29.2,27.1,24.9,24.1,26.3,28.1,30.3,32,32.9
1958,32.8,31.2,31.4,29,28,24.9,25.3,27.2,28.1,30.8,31.5,32.6
1959,32.3,31.3,29.9,28.4,25.8,24.3,24.5,25.5,28.2,30.2,31.8,32.7
1960,31.6,31.1,30,29.2,26.1,24.3,23.8,24.9,28.3,30.7,31.5,31.8
1961,31.5,31.8,30.5,29.4,26.1,24.8,24.8,25.4,28.1,30.1,31.6,33
1962,32.9,31.1,31,28.7,27.4,25.3,24.4,25.3,28.7,31.4,32.1,32.2
1963,31.8,31.2,31.1,28.5,27.4,24.9,23.9,25.6,27.6,28.9,31.2,32.2
1964,32.2,31.7,30.9,29.6,27.4,24.7,25.2,26.6,28.7,30.8,31.4,32
1965,31.8,31.1,30,28.8,26.9,24.8,23.6,26,28,30,31.4,30.9
1966,30.8,32,31.5,30,26.9,25.1,24.8,26,28.4,29.8,30.8,31.5
1967,33.1,31.3,30,28.9,26.7,24,23.6,25.8,27.4,29.5,31.7,31.8
1968,31.9,30,30.7,29.5,26,24.8,23.1,25.7,27.1,29.5,31.5,32
1969,31.6,31.9,30.8,29.6,26.8,24.3,24.8,26.2,27.7,29.3,31.8,32.8
1970,32.9,31,30.9,29.3,26.8,25.5,24.5,26,28.5,30.3,31.3,32.1
1971,33.2,31.9,29.5,28.1,26.9,24.6,23.4,26.7,28.5,31.6,34.2,33
1972,31.6,30.8,29.6,29.1,25.7,24.3,24.4,26.3,27.1,30,31.3,31.5
1973,32,31.3,30.8,28.8,27.9,26.5,25.9,26.9,28.1,29.9,31.1,30.9
1974,30,30.4,30.2,29.2,26.3,24.3,24.3,26.7,27.8,29.8,32.2,32.4
1975,31.6,31.1,30.7,29,27.5,24.6,25.7,26.3,27.5,29.3,31.5,30.4
1976,31.5,30.6,31.1,28.7,26.8,25,24.4,25.5,28.1,30.8,32.5,33
1977,31.8,31,30.1,28.7,26,24,23.9,25.4,27.6,29.4,31.2,31.7
1978,31.2,32,31.3,29.2,26.4,24.8,24,25.5,27.5,29.2,30.9,32.2
1979,31.5,30.8,29.9,28.4,26.6,24.7,23.7,26,28,30.6,31.6,32.5
1980,32.5,32.3,30.2,29.3,27.5,25.4,24.7,25.6,28.3,30.3,31.6,31.9
1981,29.2,31.5,31.8,29.8,26.5,24.4,24.6,26.8,27.9,29.6,31.3,33.1
1982,33.1,32.1,31.1,28.4,26.7,23.7,23.9,25.1,27.6,29.5,30.6,32.4
1983,32.5,32.7,31.2,29.4,26.7,24.4,23.9,25.5,29.3,31,32.2,32.6
1984,31.3,30.3,30.4,28.9,27.4,25.3,23.9,26.2,28.6,29.7,31.7,33.9
1985,33.6,32,30.1,29.2,26.5,23.8,23.4,26.4,28.4,30,31.7,33.3
1986,32.4,32.1,31.5,29.3,27.6,25.3,25.6,26.3,29.5,30.9,32.1,32.9
1987,33,32.2,31.7,29.6,27.7,25.4,24.4,26.8,28.3,31.6,32.3,32.3
1988,32.4,31.9,30.6,29.8,27.4,25.4,25,26.1,28.6,31.6,32.5,31.7
1989,31.9,31.3,30.5,28.5,26.7,23.1,23.3,24.7,28.3,30.5,31.3,31.1
1990,32.4,34.6,30.6,28.3,26.5,23.6,24,25.4,27.4,29.9,32.1,32
1991,30.3,30.7,30.8,29.1,27.1,26,25,26.7,28.7,30.4,31.5,32.8
1992,33.6,32.5,31.6,29.5,27.7,24.9,25.1,26.6,29.4,29.7,32.1,31.4
1993,30.8,31.4,31.9,29.3,27.4,25.6,25.5,26.3,28,29.7,31.3,32
1994,34.3,31.6,31,29.2,27,25.4,24.7,25.6,27.9,30.3,31.9,31.3
1995,32.1,31.3,31.4,30.8,27.5,25.6,25.6,24.9,27.8,29.7,32.1,32.9
1996,32.1,31.9,31,30.1,27.9,25.9,24.7,26.5,28.4,29.6,31.7,32.7
1997,31.6,30.5,29.9,28.6,26.1,24.4,24.6,26.1,28.2,29.8,31.6,31.8
1998,31.2,32.2,30.9,30.2,27.1,25.1,25,27.1,28.4,30.8,30.8,31.8
1999,32,31.2,30.6,28,27,25.6,24.6,26.3,28.6,30.5,30.6,31.1
2000,31.6,29.6,30.2,27.9,26.3,22.9,24,26.7,29.2,30,30.3,30.3
2001,31.6,30.9,31.5,29.7,27,26.3,25.3,27.2,29.2,31.5,32.6,33.7
2002,33.4,32.7,31.9,30.1,28.1,25.2,24.9,26.1,29.1,30.5,31.4,32.7
2003,32.4,31.7,31.1,29.7,27.5,26.1,25.6,26.7,29.3,30.5,31.8,32.8
2004,32.7,32.1,31.2,29.4,27.3,25.8,25.4,26.7,28,29.9,31.7,31.9
2005,31.4,33.7,31.8,29.6,27.3,25.4,25,24.8,28.2,30.9,32.1,33.7
2006,31.7,32.7,30.7,28.5,26.1,24.7,24.6,26.7,27.7,29.5,31.8,31.1
2007,31.2,30.3,31.2,29.4,28.3,22.2,23.7,26.3,28.4,30.3,31.3,31.6
2008,31.5,30.5,30.2,29.2,26.9,25.9,24,25.2,28.2,30.4,32,32.8
2009,30.6,30.3,31.3,29.8,26.7,26.3,25.8,27.9,29.9,31.2,31.5,32.5
