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