1901,30.2,29.7,31.3,32.8,33.1,31.8,31.1,30.5,31.2,30.8,30.3,29.5
1902,30.3,28.7,31.4,32.6,33,31.8,30.8,30.7,30.4,30.6,30.1,30.1
1903,29.8,29.2,31.4,32.3,33.1,32.6,31.2,31.6,31,30.2,29.7,28.8
1904,29.3,28.9,30.6,30.9,31.8,30.6,29.8,30.2,29.6,30,28.8,28.2
1905,29.6,29.4,31.5,32.2,32.8,30.7,29.7,30.4,29.7,29.8,29.2,29.6
1906,29.6,30.5,31.5,33.7,32.5,31.4,31.1,30.8,29.6,29.4,28.8,29.2
1907,28.9,29.1,30.7,31.9,32.7,31.3,30.3,29.7,29.6,30.5,30,28.8
1908,28.5,29.1,30.2,32.5,31.5,31.3,30.3,30.1,30.1,29.8,28.9,29.2
1909,29.8,30,31.2,32.3,32.6,31.7,29.7,31.1,29.6,30.2,29.1,28.4
1910,29.5,29.6,30.5,31.3,31.1,31.4,30.8,30.7,29.6,30,29.3,29.5
1911,30.1,29,30.9,31.4,31.8,31,29.6,30.1,30.1,30.3,29.7,29.7
1912,29.7,30.2,32.2,32.9,33.3,32.7,30.8,29.9,29.8,29.9,29.7,29.6
1913,29.9,30.2,31.4,31.7,31.8,31.9,30.2,30.2,29.6,29.9,29.8,29.6
1914,29.2,29.2,31.5,32.6,33,30.9,30.5,30.5,29.6,30.6,30.8,30.3
1915,30,30.9,32,33.7,33,32.9,31.4,30.9,30.5,30.3,30.1,29.4
1916,29.5,29.6,30.9,31.7,31.7,30.7,30.9,30.9,29.6,29.9,29.7,29.3
1917,29.6,29.6,31,32.1,31.9,31.6,29.8,30.6,30.2,29.9,29.2,29.1
1918,27.7,28.1,30.1,31.1,32.3,30.9,30.1,30.2,30.3,29.6,29.9,29.1
1919,30.1,30.5,32,33.4,33.3,31.2,30.2,29.3,30.1,30,29.3,29.1
1920,29.2,30,31.3,32.3,32,31.2,29.8,30.8,29.9,29.9,29.3,28.8
1921,29.6,29.4,31,31.3,32.4,30.9,30.6,29.8,30.2,30.5,28.9,29.1
1922,29.8,30,31,32.5,31.9,31.5,29.7,30.3,29.9,30.3,29.5,29.2
1923,29.2,29.5,30.2,32.2,31.3,29.8,30.3,29.5,30,30.1,29.1,29.6
1924,29.7,30.2,30.9,32.8,33.3,31.2,29.9,30.2,30.6,29.7,28.8,28.4
1925,30,28.9,30.6,31.7,32,30.1,30,30.5,29.9,29.5,29.4,28.5
1926,28.8,30,31.4,32.6,33.2,30.5,30.3,30.1,29.9,29.7,29.2,28.9
1927,29,30.3,31.4,32.4,32,30.9,30.2,29.7,30.9,29.9,29.9,29.8
1928,30.5,30,31,31.8,32.2,30.4,30.3,31.3,29.8,29.6,29.3,29.5
1929,28.8,29.5,30.3,31.7,32.3,31.3,29.5,29.5,30,29.6,29,29.2
1930,29.5,29.5,31.4,32.2,31.2,30.7,29.9,30.3,30.6,30.7,29.8,29.4
1931,30.1,30.6,32,32.8,33.2,31.5,30.8,30,30.2,29.7,29.7,28.9
1932,28.4,28.9,30.7,32.4,32.4,31,30.2,30.9,30.1,30,29,28.9
1933,29.1,29.6,30.7,32.1,32.7,31,30.1,30.6,29.7,29.3,29.2,28.9
1934,28.8,28.3,30.3,31,30.7,31,30.2,30.3,29.4,29.6,29,28.6
1935,29,29.6,31,32,31.4,31.4,30.1,30.6,29.5,30.1,29.2,28.7
1936,29.2,30.5,30.9,31.9,33,31.2,30.2,30.1,29.5,29.6,29.2,29.8
1937,30,30,31.5,32.4,32.1,31.5,29.9,30.2,30,29.7,29.6,29.5
1938,29.5,29.9,31.5,31.4,31.7,30.5,30.6,31.6,30.6,30,29,29.1
1939,28.8,28.9,30.7,32.2,31.2,31.6,30.7,30.6,30.3,30.1,29.3,27.4
1940,29.4,29,31.5,33,33.4,31.7,30.7,30.6,30.7,30.6,30.4,29.5
1941,30,30.1,31.1,32,32.6,31.4,30.7,31.2,30.4,30.4,30.1,29.8
1942,29.3,30,31.5,32.3,32.4,31.3,30.3,30.6,30.3,30.2,29.8,29.2
1943,28.9,29.4,30.9,31.6,32,31,30.4,30.5,30.6,30.2,29.8,29.3
1944,29.3,29.5,30.6,32,32.3,31.2,30.6,30.6,30.6,30.3,30.1,29.1
1945,29.1,29.5,30.8,31.7,31.8,30.8,30.4,30.4,30.3,29.9,30.2,29.3
1946,28.9,30.2,31.1,32.6,33.2,31.3,30.6,30.7,30,30.5,30.9,30.4
1947,31,30.1,31.9,32.9,32.9,31.7,30.8,30.8,30.8,30.8,29.9,30
1948,29.2,29.8,30.6,32.4,32.6,31.5,30.7,30.6,30.1,30.5,29.1,29.6
1949,28.3,29.1,29.4,30.9,32,31.4,30.3,30.4,30.1,29.4,28.8,28.6
1950,28.8,29.6,30.3,32,31.8,30.6,29.8,30.9,29.8,29.4,29.5,28.2
1951,29.7,30.1,31.6,32.9,32.2,31.4,31.5,31.1,30.8,31.3,30.2,29.5
1952,30,30.5,31.4,32.7,33.1,31.6,30.9,29.8,30.4,30.3,30,29.2
1953,29.5,30.1,32.1,32.9,32.6,31.3,31,30.8,31.2,30.7,30.2,29.3
1954,30.4,30.9,30.9,32.9,33.1,31.9,31.8,30.6,30.7,30.5,29.3,28.8
1955,29.1,29.7,31.2,32.3,32.9,31.2,31.2,31.7,31.2,30.4,29.5,28.8
1956,29.3,30.2,30.8,31,31.3,31.6,31.3,30.6,29.8,30.5,30,28.7
1957,28.9,29.3,31.2,32,33.1,31.9,31.3,31.1,30.7,30.3,29.6,30.3
1958,30.3,30.5,31.8,31.8,32.4,30.8,30.8,31.2,30,30.2,29.5,29.6
1959,29.1,30.7,30.8,31.5,32.2,32.4,30.9,30.2,30.5,30,29.5,29.5
1960,29.6,29.6,31.6,31.5,32,30.6,31.3,30.4,30,29.6,30.1,29.6
1961,28.9,29.7,30.9,32.2,31.9,30.9,30,30.1,30.3,29.7,29.9,29.9
1962,29,29.1,31,31.2,32.6,31.5,29.7,30.8,29.5,31,29.5,29
1963,27.3,28.4,30.1,31.3,33.1,29.8,30.4,30.2,29.8,30.4,30.5,29.6
1964,30.1,29.8,31,32.4,32.3,31.2,30.9,30.6,30.8,30,28.9,28.3
1965,27.9,29.6,29.8,31.7,31.7,30.3,29.6,30.9,30.1,30.9,30.4,30
1966,30,30.2,31.3,32.4,30.8,31.8,31.3,31.5,30.4,30.4,29.7,29.4
1967,28.5,29,30,31.8,32.8,30.8,30,29.5,30.1,29.8,29.5,28.7
1968,28.7,29,30.7,31.8,33.3,33,31.7,30.6,30.7,30.1,29.9,30.3
1969,30,30.2,31.4,33,33.4,32.1,31.2,32,30.7,31,30.5,29.7
1970,29.6,29.6,31.5,31.7,32.9,31.1,30.8,30,30.1,29.9,29.5,29.5
1971,28.5,29.6,29.7,30.7,31.4,30.1,29.7,30.6,30.3,29.3,29.5,29.6
1972,28.9,30.9,29.9,31.3,32,30.9,29.7,29.9,31.2,31.1,30.7,29.3
1973,29.4,30.2,31.4,32.5,33.9,32.2,31.5,31.3,31.2,29.9,28.9,28.7
1974,29.1,29.8,30.8,31.8,32.4,30.2,30.6,30.4,31.4,29.3,28.8,29.1
1975,28.1,29,30.7,31.4,32.4,30.7,31.5,30.1,30.2,30.5,30.1,28.5
1976,27.8,29.2,30.6,31.3,30,30.3,30.3,30.3,29.5,30.6,29.8,28.7
1977,28.8,28.7,30,32.2,32.1,31.5,30.7,30.3,29.8,30.6,29.1,28.6
1978,29,29,31.3,32.4,32.4,30.9,30.7,29.6,29.2,28.9,29.3,30
1979,30.3,31.2,32.2,32.4,31.3,30.9,31,31.3,31.5,29.8,30.3,29.7
1980,29.7,30.2,32.2,32.7,32.8,32.2,30.9,31.1,30.6,31.2,30.4,30.3
1981,28.3,29.2,30.9,32.4,32.6,29.8,30.2,30.8,31.1,30,30.2,29.6
1982,28.8,29.7,30.9,31.8,33.4,32.4,30.6,31.2,30.7,30.7,30.4,30.2
1983,30.1,30.6,32.3,33.4,33.2,32.8,32.3,31.9,31.4,30,29.5,28.8
1984,29.2,29.8,31.2,31.8,31.6,30.3,31,30,31,29.5,29.6,29.2
1985,29.2,30.8,31.6,31.4,32.4,30.6,30.8,30.6,30.6,30.5,30.6,29.7
1986,29.3,29.5,31,32.7,32.3,31.9,31.2,31.2,31.4,30.7,30.8,29.9
1987,30.2,30.3,32.2,33.4,33.9,32.1,31.3,31.9,31.2,32,31,30.1
1988,30.5,30.4,31.8,33.2,32.9,32.2,31.1,31.8,31.8,29.7,29.7,28.8
1989,30.1,29.1,30.4,32,32,31.2,31.3,30.5,30.7,30.6,30,28.9
1990,29.3,30.2,30,32,32,30.7,30.7,31,30.9,30.5,30.1,29.9
1991,29.9,30.1,30.8,31.6,33.5,32.4,31.4,30.7,30.5,30.3,29.5,29.8
1992,29.1,30.1,31.8,32.4,33.1,32.1,31.5,31.2,31.2,30.7,29.7,29.9
1993,28.6,29.5,30.1,32.2,33.3,32.8,30.9,30.7,30.1,29.8,30.3,28.9
1994,29.9,29.6,30.7,31.9,32,31.1,29.9,30.7,30.5,30.3,30.4,29.7
1995,29.1,29.3,30.8,31.4,32,31.5,30.5,30.2,29.3,29.7,29.7,28.4
1996,28.8,28.8,30.4,30.7,31.4,31.5,30.8,30.9,30.2,30.8,28.8,28.5
1997,28.9,28.8,30.3,31.3,31.6,31,30.1,30.6,30.5,31,31.2,30.2
1998,30.3,30.1,31.4,32.6,32.4,31.5,31.7,31.6,30.2,29.8,30.3,29.3
1999,29.4,29.2,30.8,31,31.5,30.2,29.9,30.3,29.5,29.9,29.2,28.8
2000,29.3,29,30.3,31.9,31,30.8,29.5,30.9,30.4,29.8,29.8,29.5
2001,29.9,29,30.9,32.2,31.6,30.7,30.4,30.2,30.5,30.2,29.8,29.1
2002,29.1,28.7,30.9,32.1,32.2,32,29.9,30.7,30.2,30.8,29.8,30.2
2003,29.5,29.1,31,32.8,31.6,30.8,31,30,29.9,30.4,30.2,28.8
2004,29.5,30.4,31.9,33.1,32.2,30,31,31,31.1,30.2,29.3,29
2005,30.8,30.6,30.8,31.7,32.5,31.2,31,30.6,30.1,30.6,30.3,29.1
2006,29.3,29.5,31.1,31.8,33.2,31,31.4,29.9,30.4,29.7,30.6,29.3
2007,29.3,29.9,31.3,31.9,32.6,31.9,30.9,30.7,30.2,30,29.1,29.4
2008,29.4,28.7,29.9,31.6,30,31,30.9,30.7,30.3,30.4,30.9,29.4
2009,28.3,30,30.8,30.6,30.3,29.8,29.9,30.8,29.9,29.4,29.9,29.1
