1901,29.5,30.2,30.4,30.6,30.7,30.1,29.9,30.6,31.3,30.9,30.2,29.6
1902,29.5,30.2,30.1,30.3,30.3,29.9,30,30.5,31.1,30.8,30.1,29.6
1903,29.7,30,30.2,30.4,30.7,30.4,30,30.5,31.1,30.9,30.1,29.5
1904,29.5,29.8,30.1,30.1,30.4,30,29.8,30.2,31,30.7,30.2,29.6
1905,29.5,29.9,30.1,30.5,30.3,30.1,29.9,30.5,31.1,30.8,30.4,29.6
1906,29.4,29.8,30.2,30.3,30.5,29.9,29.9,30.6,31.1,31,30.3,29.2
1907,29,29.5,29.9,30.2,30.2,30,30.1,30.4,31.1,30.7,30.1,29.6
1908,29.5,29.8,30.1,30.3,30.6,30.2,30.1,30.7,31.2,30.9,30,29.5
1909,29.2,29.7,30.4,30.2,30.5,29.8,30,30.2,31.2,30.9,29.8,29.2
1910,29.1,29.5,30,30.1,30.1,30,29.9,30.4,31.4,30.7,30.2,29.7
1911,29.1,29.6,29.9,30.3,30.2,30.1,29.9,30.6,31.2,31,30.4,29.6
1912,29.6,30.2,30.4,30.2,30.5,30,30.1,30.5,31.2,30.9,30.2,29.6
1913,29.3,29.6,29.9,30,30.7,29.7,29.7,30.3,31,31.2,30,29.2
1914,29.3,29.7,30.2,30.1,30.2,29.8,29.8,30.4,31.2,30.9,30.2,29.8
1915,29.5,29.7,30.4,30.2,31.5,30.9,31.1,31.7,31.9,32.2,30.8,30.2
1916,29.5,29.8,30.1,31.1,31.2,30.6,30.5,30.5,31.6,30.8,30.1,29.1
1917,28.7,28.8,29.8,30.4,30.5,29.6,30.1,30.3,31.1,31.2,30,29.4
1918,29.2,29.5,29.1,29.9,29.4,29.4,30.1,31.1,31.4,31.2,30,29.5
1919,29.3,30,30.1,30.1,30.7,30.1,29.7,30.4,31,30.7,29.9,29.6
1920,29.3,29.9,30.2,30.4,30.7,29.9,29.8,30.4,31,30.7,30.1,29.5
1921,29.5,29.9,29.4,29.6,29.9,29.8,29.8,30,31.1,30.3,29.9,29.3
1922,29.2,29.4,29.4,30.5,29.9,29.2,29.5,30.3,31,30.5,29.5,28.8
1923,28.5,29,29.6,30.1,30.5,29.7,29.8,30.3,31.4,30.6,30.3,29.5
1924,29.5,30,31.2,30.9,30.8,29.4,29.4,30.8,30.8,30.5,30,29.1
1925,28.7,29,29.2,30.3,30.5,30,29.5,30.3,30.9,31.2,30.2,29.8
1926,29.8,30.6,30.7,31.4,31.5,30.5,30,30.4,30.9,30.8,30.1,29.2
1927,29.2,29.1,29.9,29.5,29.8,29.4,29.1,30.4,30.8,30.9,30.3,29.2
1928,29.1,29.9,30,30.3,30.6,29.8,29.9,30.2,31,31,30.1,29.3
1929,29.2,29.9,30.1,29.9,29.8,29.8,29.9,30.3,31.1,31.1,30.1,29.4
1930,29,29.7,30.4,30.4,30.4,29.8,29.8,30.4,31,30.8,30.6,30
1931,29.9,30.3,31.2,31,31.3,30.5,30,30.6,31.1,31.1,30.2,29.6
1932,29.4,29.7,30.2,30.9,30.3,30.1,29.8,30.7,31.3,30.9,30.4,29.8
1933,30,29.7,30.3,31,31.5,30.8,31.2,31.3,31.8,31.7,30.6,30
1934,29.6,29.2,29.8,31.4,32,30.4,30.7,31.7,32.5,32.2,31.1,30.4
1935,29.8,30.2,30.3,30.7,30.8,31.1,30.8,30.9,32.1,31.8,30.8,29.8
1936,29.7,29.5,30.6,30.8,31.4,30.7,31,31.8,32.1,31.9,31.4,29.8
1937,29.2,29.8,31,31.2,30.9,30.4,30.3,30.9,31.6,31.3,30.9,30.3
1938,30.1,30.2,30,29.9,30,30,30.2,30.6,31.6,31.7,30.1,29.7
1939,29.4,29.1,29.6,29.9,30.8,30.1,30.2,31.3,32,31.9,30.8,30.5
1940,30.2,31.3,31.5,31.5,32.1,31,31,31.7,32.5,31.9,30.8,30.7
1941,30.9,31.9,32.5,32,31.1,30.6,30.7,30.8,32.1,32.3,31.5,31.1
1942,31.1,29.7,32.5,32.2,30.8,31,31.2,31.9,32.5,32.2,31.3,30.7
1943,30.6,30.5,30.8,31.2,30.3,30.7,30.7,31.9,32.6,32.3,31.6,31.1
1944,31.1,30.8,31.2,31.1,31.4,30.9,31.5,32.4,32.8,32.5,31.3,30.6
1945,28.6,28.7,29.6,29,28.9,29.1,29.7,30.5,30.7,31.1,30.1,30.5
1946,29.5,30.3,30.6,29.5,29.7,29.6,29.9,30.1,31.2,31.6,30.4,30.9
1947,29.8,31.4,31.5,30.9,31.4,30.8,30.2,30.9,31.9,31.4,31.5,30.8
1948,29.8,30,30.5,29.8,30.4,30.1,29.9,30.6,31.8,31.4,31,30.7
1949,29.3,29.7,30,31,31.6,31.1,30.5,31.2,31.6,31.3,31.2,30.2
1950,28.9,30.2,30.6,30,29.9,29.6,29.4,30.3,31.2,30.8,30.1,29.8
1951,28.8,28.9,29.2,30.9,30.8,30.4,30.3,31.1,32,31.8,30.7,30
1952,29.4,30.3,30.6,30.9,31.3,30.5,30.9,31.7,32.7,32.8,31.5,31.1
1953,30.5,30.4,30.9,32.3,30.9,31.6,31,31.4,32.8,32.8,32.3,31
1954,30.3,31.2,32,30.9,31.5,30.9,30.3,30.6,32.4,31.1,30.8,29.7
1955,30.9,30.3,29.9,31.1,31.2,31.1,30,31.6,32.2,31.9,32.1,30.8
1956,28.9,29.4,30,30.7,31.3,30.7,30.4,31.1,32.4,31.5,31.1,29.6
1957,29.8,30.4,32,31.4,31.5,31,30.8,31.3,32.7,32.7,31.5,31.3
1958,31.6,32.8,34.5,31.7,31.5,31.3,30.8,31.1,32.5,32.4,31.8,31.2
1959,30.6,30.7,31.3,31.6,30,30.3,30.6,30.7,31.7,31.2,30.6,30.8
1960,30.4,31.1,31.2,30.8,30.7,30.2,30.2,30.1,31.5,31.8,31.1,28.6
1961,29.9,30.1,30.4,31.5,32,30.5,29.4,30.5,31.5,31.2,29.5,30
1962,30,30,30.6,31.8,30.7,30.1,30.6,31.1,32,31.8,31.4,31
1963,30,30.5,30.7,30.3,29.3,30.3,30.5,31.6,31.8,32.2,30.7,30.8
1964,30.7,31.5,31.5,30.9,31.5,29.8,29.6,30.9,31.7,31.3,30.5,28.8
1965,28.6,29.2,31,30.9,30.5,29.7,30.2,30.4,31.9,31.6,30.2,30.2
1966,30.9,30.7,31.2,31.3,31.1,30.1,30.3,30.8,31.3,31.4,29.3,28.5
1967,28.9,30.1,29.5,29.6,30.4,30.4,29.6,31.1,31.9,31.9,30.7,29.9
1968,29.5,30.3,30.5,29.8,30.3,30,30.4,31.2,31.8,31.8,31.2,30.6
1969,29.6,29.8,31.5,30.9,31.4,31,30.6,31.1,32.4,31,30.4,30.1
1970,30.1,30.6,30.7,31.5,31.2,30.9,30.2,31.1,31.1,31.3,30.6,29.6
1971,29.6,30.2,30.5,31,30.1,30.4,30.4,30.8,31.3,30.8,30.4,29.9
1972,28.6,30,30.2,29.7,30.4,30.9,30.1,30.7,31.5,31.3,30.9,30.4
1973,30.8,30.7,31.2,31.5,31.7,31,30.9,30.7,31.4,31.3,29.2,29
1974,28.5,29.4,29.7,30.1,29.9,30.8,30.3,30.6,30.8,30.9,29.9,29.6
1975,29.3,29.5,30.5,30.5,30.3,30.2,30.1,30.9,31,30.7,30,27.7
1976,28,28.5,28.8,29.8,30.4,29.9,29.3,30.8,32.2,31.5,31.2,30.2
1977,30.4,30.9,30.2,31.4,30.7,29.7,30.6,30.9,31.6,31.6,30.7,30.6
1978,30.2,31.1,30.9,29.8,31,30.1,30.4,30.6,31.9,31.6,31,30.1
1979,29.9,31,30.4,30.6,31,30.1,30.7,31.7,31.9,32,30.8,29.6
1980,29.7,30.6,31.3,31.9,31.5,30.7,30.7,30.4,31.7,31.1,30,29.6
1981,30,30.1,30.9,28.9,30,29.7,29.9,30.4,30.8,31,30.7,30.2
1982,29.3,30,30.1,29.1,29.8,30.3,30.2,30.8,31,31,30.6,29.8
1983,30.3,32,31.9,31.4,31,31.3,31,31,31.6,30.8,30.6,29.8
1984,29.2,29.9,29.9,30.7,31,30.3,29.5,29.8,30.6,30.2,30.2,27.8
1985,28.5,28.9,28.9,30,29.8,29.8,30.4,30.5,31.3,30.5,29.4,28.5
1986,29.3,29.8,30.3,30.8,30.6,30.4,30.2,30.6,30.2,29.8,29.4,29.5
1987,29.5,30.6,30.7,32.4,30.3,31.6,31.1,31.1,32.2,31.2,31,30.8
1988,30.5,30.6,31.1,31.9,32.1,30.8,30.5,29.8,31,30.7,30,28.4
1989,28.3,28.8,29.3,30.9,31,30.6,29.9,30.9,31,30.8,30.3,30.3
1990,29.4,28.7,29.6,30.4,29.9,29.9,30,31.5,31.9,31.5,30.2,29.8
1991,29.9,31.5,31,30.5,31.1,31.6,31.5,30.9,31.9,31.4,30,28.8
1992,29.6,30.4,31.4,31.4,30.9,30.5,29.6,31.1,31.9,32,30.5,29.7
1993,29.8,30.2,30.7,31.1,30.4,30.9,31.1,30.9,31.4,32.2,30.6,30.6
1994,30,30.6,30.8,31,31.4,31.1,30.3,30.9,31.6,31.4,30.8,30.8
1995,30.8,31,30.4,30.7,31.6,30.6,30.6,30.8,32.4,30.9,30.8,30.8
1996,30.6,30.4,31.2,31.4,30.5,29.9,29.8,30.6,31.6,30.9,29.5,29.3
1997,29.5,29.8,30.3,31,31.5,30.3,30.1,31.3,32.1,31.8,31.5,31.4
1998,31.8,31.3,31.4,30.9,30.6,30.4,31,31.7,31.9,31.6,30.4,30.3
1999,29.3,29.5,30.6,30.1,31.6,31.1,30.3,30.8,31.8,30.8,29.9,28.1
2000,27.9,29,29.2,31.3,30.8,30.4,30.8,31.5,31.4,31.3,29.8,30.5
2001,29.8,30.8,31.5,31.2,32,30.7,31.2,31,32.2,32.1,31,30.2
2002,30.2,30.4,30.3,30.5,31,30.1,31.1,31.7,31.8,31.7,31.1,30.4
2003,30.8,30.6,31.2,31.2,31.3,30.3,30.4,31.2,31.7,31.9,30.4,30
2004,30.1,31,31,31.2,31,30.6,30.7,31.2,31.2,31.9,30.3,30.3
2005,28.9,28.9,32.1,31.6,31.3,31.3,31,31.8,32.8,32.2,30.1,29.5
2006,30.2,30.2,30.1,30.6,30.3,30.9,30.6,31.4,32.5,31.7,31.3,30.2
2007,29.6,31.1,31.2,31.4,31.9,31.1,30.7,31.3,31.6,30.7,30.9,30.7
2008,29.2,29,30.1,30.6,30.9,30.3,30.1,31.1,31.6,30.4,29.9,28.9
2009,30.5,28.9,29.2,30.5,31.2,31.5,30.9,31.3,32.5,33,31.4,31.6
