1901,30.6,30.7,30,25.3,25,22.8,24.9,25.7,28.3,29.7,29.9,31.6
1902,30.2,32.4,30.4,27.9,26.1,25,24.7,22.8,28.3,27.8,30.8,31.4
1903,30.6,31.1,30.4,26.7,23.4,23.2,23.3,24.8,28.3,27.1,29.6,30.2
1904,29.6,29.6,30.5,27.8,22.6,21.9,24.6,25,27.1,27,29.9,30.1
1905,29.4,29.5,30,26.2,24.5,23.7,22.7,25.2,26.8,29.9,28.9,30.7
1906,32,32.1,31.3,27.8,26.7,22.6,24.4,25.3,26.1,28.7,30.7,30.4
1907,31,31.5,31.9,28,23.2,22.5,23.4,24.2,27.8,28.5,30.3,32.4
1908,31.5,30.6,30.1,27.7,24.8,23.8,25,24,27.3,28,30.3,31.5
1909,31.7,30.5,30.1,28.2,22.1,21.9,23.7,27.6,27.5,27.9,29.2,30
1910,31.6,30,29.9,29,24.4,23.9,23.3,26.5,27,28,30.3,30.8
1911,32,31.5,29.3,27.6,25.3,21.2,23.1,24.7,26.5,27.8,31,32
1912,31.8,32.5,31.1,28.3,25.8,23.5,21.7,25.1,25.4,28.1,30.7,31.7
1913,28.7,29.3,28.8,27.7,24.2,21.2,26.1,24.9,26,28,30,30.1
1914,30.4,29.8,30.4,27.4,23.3,24.4,26,23.8,26.1,27.8,29,29.9
1915,30.7,31.6,28.3,28.3,26.5,18.9,22.6,25.9,25.1,27.5,28,30
1916,29.8,28.4,27.6,27.4,24.3,21.4,20.5,24.2,27.4,27.4,30,29.8
1917,31.9,29.8,29,25.4,22.3,21.2,21.4,23.8,27.2,26.2,28.3,31.4
1918,30.9,28.5,28.5,26.5,22.9,21.1,21.9,24.9,26.9,28,30.3,30.4
1919,31.6,29.5,30.5,28.2,26.1,22.8,25.1,23.4,23,28,28.9,31.2
1920,30.8,30.7,31,28.7,24.5,21.7,20.4,23.5,26.1,28.3,30.5,30.6
1921,30.9,30.7,29.4,26.9,27,20,21.9,25.6,26,28.1,29.6,33.2
1922,30.8,30.4,29.4,27.7,24,20.5,24.4,25.3,26.5,25.5,30.4,30.7
1923,31.4,30.8,31,28.8,21.9,22.2,21.2,25.8,27,27.8,29.6,32
1924,30.4,30.7,30.3,25.8,22.3,22.7,22.1,23,25,26.8,28.2,32
1925,30.2,31.5,30.1,28.3,24,20.1,21.5,27.8,26.7,27.2,30,31.9
1926,31.8,31.6,32.7,27.8,23.6,24.5,22.6,26.4,28.8,29.3,31.1,31.2
1927,31.3,31.5,30.6,27.5,24.3,21,23,25.3,27.4,28.7,30.3,30.3
1928,32.4,31.3,30.5,28.9,24.3,21.2,21.9,24.1,25.4,28.2,31,31.2
1929,32.4,31.2,30.3,28.2,23.8,21,22.2,24.6,25.6,28.4,30.7,31.3
1930,30.9,30.3,30.7,28.8,25.3,26.9,23.1,24.9,26,27.7,29.9,31.5
1931,32.1,32.2,31,27.2,22.3,20.4,23.2,25.9,25.2,28.3,29.1,31.6
1932,31.7,30.8,30.4,28.4,23.4,21.8,25.9,23.7,26.9,28.4,30.6,30.9
1933,33.6,32,31.7,29.6,26.6,22.4,21.4,27.2,28.1,30.8,30.9,32.6
1934,32.4,30.7,31.8,26.3,25.6,25.4,24,26.1,27.7,28,31.8,32.2
1935,32.8,32.2,32.5,27.6,26,25,23.6,25.8,25.8,27.8,30.3,32.6
1936,33,31.1,31.9,27.6,27.5,24.1,23.4,23.6,27.9,30.1,30.9,32.6
1937,32.3,31.5,30.4,26.3,23.9,24.3,24.8,27.9,27.1,28.4,31.2,32.6
1938,32.1,31,31.1,26.5,25.5,23.7,24.4,25.3,27.6,28.5,31.2,32.6
1939,34.1,32,29.6,27.7,26.6,24.2,22.7,27.1,26.9,29.9,29.7,31
1940,31.4,31.8,30.9,28.8,26.5,24.6,26.2,25.7,27.4,28.2,30,33.6
1941,32.8,31.9,30.9,28,23.4,20.6,24.6,27.8,24.5,29.7,29.7,31.4
1942,33,32.6,30.4,28.6,23,20.4,21.5,27.3,27.5,29.7,32.6,33.3
1943,32.8,32.8,31.8,27.8,26.2,22.9,24.8,22.9,28,30.3,30.9,32.8
1944,33.5,33.2,30.7,28.4,25.9,24.6,24.7,28.3,30.3,30.3,30.9,33.7
1945,33.3,32.3,30.7,29.8,24.9,21.5,25.2,29.4,27.4,30.9,30.6,31.9
1946,30.7,32.3,30.2,27.4,25.1,21.9,22.1,27.5,29,29.1,31.9,31.3
1947,32.1,32.1,30.6,28.3,25.8,25.1,22.1,24.7,27.2,27.5,30.8,31.7
1948,33.7,31.5,30.3,28.1,25,25.2,24.8,24.7,28.5,28.6,30.1,32.4
1949,31.3,31.7,32.4,27,25.3,24.5,23.5,25,26.8,26.1,31.4,31.5
1950,30.9,30.5,29,27.7,27,24.1,23.8,27.9,27.2,27.7,29.7,31.3
1951,30.4,30.1,30.6,24.3,25.9,22.1,23.9,25.3,26.8,28.9,29.7,30.4
1952,31.7,31,31.1,25.4,25.8,19.2,23.7,25.9,26.6,28.1,29.7,32.1
1953,31.5,31.3,31.1,26.3,25.1,22.4,19.4,28.4,29.6,28.6,30.2,32.4
1954,30.7,31.9,30,28.2,23.3,23.5,22.5,26.1,27.6,28.3,32.3,31.9
1955,31.9,32.5,29.2,27.4,24.2,23.7,19.8,25.1,28.1,26.7,30.3,31.4
1956,30.3,31,29.9,26.1,21.8,19.8,22.4,23.5,27.3,28.1,30.1,32.4
1957,31,29.6,31.5,26.4,26,22.2,20.8,25.9,25.6,29.9,30.2,32.5
1958,32.9,32.2,30.3,29,24.5,23.8,24.9,23.9,26.3,28.4,30,30.7
1959,31.9,31.8,30.6,28.9,25.5,23.2,25.5,24.4,28.1,28.1,30.6,31.2
1960,32.2,30.7,31.1,27.1,22.7,23.6,24.5,25.1,28.1,29.5,29.8,32.9
1961,32.8,31.6,29.4,27,25.4,22.4,25.4,30,27.7,30.4,30.9,32.4
1962,31.8,31.9,31.8,27.5,24,22.9,19.5,25,27.6,26.6,32,33.7
1963,32.6,31.3,31.1,28.9,26.1,22.9,26.2,28.1,28,31,30.9,31.9
1964,34.2,32,30.7,28.6,25.6,21.9,23.1,25.3,27,28.6,30.5,30.8
1965,31,30.9,29.1,27.9,25,24.6,23.3,26,26.5,29.1,30,30.5
1966,31.8,30.4,30.2,28.3,25.7,25.3,25.1,24.9,26.8,29,30.3,32.7
1967,30.4,30.2,29.5,28.5,27.9,20.9,24.3,27.2,27.8,31.1,29.9,32.7
1968,30.8,31.4,30.1,26.1,23.4,23.3,24.4,24.7,25.3,29,31.9,31.8
1969,30.7,31.8,30.9,26.3,25,21.7,25.5,24.2,29.4,27.6,29.6,31.2
1970,32.4,31,30.1,29.5,26.5,23.4,23.5,24,26.1,28.1,28.2,31.8
1971,30.9,30.2,29.5,25,23.7,19.3,24.3,25,28.6,27.3,31.1,32
1972,31.9,30.7,30.9,26.7,27,25.9,24,23.7,27.6,27.8,29.3,31
1973,31.7,31.6,30.5,29.7,24.6,23.1,20.9,23.6,25.9,27.9,29.4,30.3
1974,31,30.4,29.2,27.6,24.8,22.1,25.5,25.7,26.9,27.8,29.9,30.2
1975,30.4,31.4,29.5,27.4,24.4,23.1,21.9,23.7,26.5,27.4,28.5,30.4
1976,29.8,30.4,28.9,27.9,24.1,22,23.4,25.5,24.9,28.8,29.3,31.7
1977,30.5,32.7,31.2,28.2,25.1,23.8,26.3,27,30.1,30.4,30.8,31.7
1978,31.9,31.3,31.2,29,25.4,23.9,28.1,23.5,27.6,29.3,29.7,31.7
1979,32.7,31.8,30.1,27.1,24.4,22.9,23.2,27.1,24.4,29.3,28.9,30.7
1980,31,31,31.4,29.2,25.8,21.7,23.5,25.7,24.9,28.6,28.5,30.8
1981,30.8,30.3,30.6,28.2,27.3,20.3,21.7,26.9,25.6,28.3,30.2,30.1
1982,32,30.3,29.2,27.8,25.1,22.4,24.9,25.4,26.6,28.2,29.1,29.4
1983,31.1,30.3,29.5,27.3,24.5,18.9,22,24.1,24,27.8,28.9,31.7
1984,31.4,31.9,30.4,25.8,26.2,21.9,25.2,22.6,26.9,30.8,29.6,30
1985,32,30.9,31.2,27.3,25.9,22.8,22.7,23.2,26.1,29.2,32.6,34
1986,32.8,31.3,29.5,28.3,25.2,24,23.4,25.2,26.3,28.2,31.8,30.8
1987,31.1,29.2,29.8,27.6,21.5,22,25,23.4,26,27.9,30.8,30.5
1988,31.7,30.1,32.4,28,22.6,21.6,20.9,27,26.6,28.9,30.6,31.8
1989,29.6,30.3,29.1,27.3,24.2,22,22.3,24.7,24,27.6,29.7,31.2
1990,30.8,30.2,31.1,28.6,23,20.9,19.7,25,24.1,29.1,30.7,31.5
1991,32,31,30.2,28.3,25,23,23.8,25.7,27.4,27.6,29.5,31.1
1992,31.6,30.7,28.6,26.5,24.2,24,19.7,22.8,24.4,27.6,28.5,31.2
1993,30.9,31.5,30.8,29,24.8,22.7,21.9,24.5,25.7,28.3,30.1,31.3
1994,31.9,29.9,29.4,27.5,27.1,25.7,24,28.3,28.3,29.4,29.5,31.8
1995,30.5,30.2,29.9,25.8,24.7,24.6,25.7,27.2,27.6,27.6,31.1,31.5
1996,31.3,30,29.3,27.4,24.9,20,23.1,26.4,25.4,28.1,29.9,30.7
1997,31,30.5,30.4,27.4,24.9,21.5,25.6,25.3,28.7,29.1,29.7,31.6
1998,32.6,30.1,29.3,26.7,23.3,22.4,26,24,25.2,28.4,30.4,30.5
1999,31.4,31.6,31.6,27.3,24,22.3,22.6,27,30.2,30.1,30.2,32.5
2000,33.1,31.7,31,28.8,23.8,23.4,20.8,26.5,26.1,30.4,29.7,31.5
2001,32.1,30.5,30.9,28.7,23,22.4,26,29,28.2,29.7,30.8,31
2002,31.8,30.8,31.7,30.8,26.4,23.5,22.8,27.5,28.1,31,31,31.9
2003,31.9,30.6,30.8,28.2,24.6,25.7,24.7,23.6,28.3,30.2,30.9,31.1
2004,32.7,31.7,32,29.7,21.5,23.2,23.1,25.6,28.5,29.4,28.9,31
2005,31.4,31.7,32.6,28.1,26.2,23.3,23.1,27.5,23.5,27.8,30.6,31.9
2006,32.1,31.7,31.1,28.4,23.5,23.9,26.9,27,27.4,30.2,30.7,32.4
2007,30.6,31.3,31,29.1,22.9,23.7,22.7,23.4,30.7,26.9,30.3,31.5
2008,30.4,30,31,27.7,24.2,20.9,27.5,26.6,26,29.5,31,32.8
2009,30.5,31.2,32.3,30.4,26.3,21.8,22.2,25.5,25.5,29.4,32.7,31
