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