1901,30.3,33,31.3,30.6,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1902,30.4,32.8,31.5,30.5,30,28.8,28.2,28,28.4,28.9,29.6,30
1903,30.6,33.1,31.6,30.6,29.9,28.6,28.2,28,28.4,28.9,29.6,30
1904,30.4,32.9,31.3,30.5,29.9,28.7,28.2,27.7,28.4,28.9,29.6,30
1905,30.6,33.2,31.8,30.9,30.1,28.7,28.2,28,28.4,28.9,29.6,30
1906,30.3,33,31.8,31,29.9,28.7,28.2,27.9,28.4,28.9,29.6,30
1907,30.3,33.1,31.6,30.7,30,28.7,28.2,28.1,28.4,28.9,29.6,30
1908,30.3,32.9,31.6,30.7,30,28.4,28.2,27.5,28.4,28.9,29.6,30
1909,30.4,33.1,31.7,30.9,30,29.1,28.2,28.3,28.4,28.9,29.6,30
1910,30.2,32.8,31.3,30.4,29.8,29,28.2,27.9,28.4,28.9,29.6,30
1911,30.3,33,31.7,30.7,30.1,28.9,28.2,28,28.4,28.9,29.6,30
1912,30.4,33.3,31.9,30.9,30.2,29.1,28.2,28.1,28.4,28.9,29.6,30
1913,30.3,32.9,31.4,30.6,29.9,28.6,28.2,27.9,28.4,28.9,29.6,30
1914,30.6,33.1,31.8,30.8,30,28.7,28.2,27.9,28.4,28.9,29.6,30
1915,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1916,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1917,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1918,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1919,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1920,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1921,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1922,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1923,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1924,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1925,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1926,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1927,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1928,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1929,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1930,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1931,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1932,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1933,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1934,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1935,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1936,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1937,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1938,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1939,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1940,30.4,33.1,31.6,30.7,30,28.8,28.2,27.9,28.4,28.9,29.6,30
1941,32.1,34.3,32.8,32.2,30.8,29.7,27.9,28,29.4,30.2,29.7,30.1
1942,32,34.7,32.5,31.8,30.4,29.5,29.1,27.7,28.9,29.8,29.6,30.4
1943,31,33.4,31.5,30.9,30,28.3,28.4,27.7,29,29.4,29.5,30.8
1944,31.3,32.9,31.2,30.9,30.3,30,29.5,27.8,29.4,29.5,29.4,30.5
1945,31.9,33.4,32.7,30.5,30.2,29.6,28.9,27.7,29,29.3,29.5,30.1
1946,31.9,33.8,33.1,31.8,30.1,29.2,28.5,27.6,29.2,29.3,29.4,30.4
1947,31.5,33.8,33.4,31,30.9,30,28.8,28.4,29.1,29.6,29.5,30.5
1948,31.2,32.5,31.8,29.9,30.1,29.1,28.2,27.9,29.4,29.5,29.4,29.6
1949,31.7,33.3,32,31.7,30.6,28.5,28.8,27.8,29,29.4,29.5,28.2
1950,31.3,33.4,31.4,30.7,29.8,29.5,28,26.9,28.9,28.8,29.4,29.7
1951,31.5,33.6,31.7,31.5,30.5,29.6,29,28.2,29.3,29.7,29.5,30.6
1952,32.2,33.9,32.4,31.4,30.5,29,28.8,26.8,29.1,29.9,29.4,30.9
1953,31.8,33.3,32.3,31.2,30.6,29.5,28.7,27,29.4,29.7,29.3,30
1954,31.7,33.1,32,31.1,30.5,29.3,28.3,28.2,29,29.5,29.9,30.5
1955,30.9,33.3,31.6,30.3,30.3,29,28.1,27.6,28.6,29.5,30,30.2
1956,30.6,33.5,31.2,30.5,30.3,28.9,27.9,27.8,28.9,29.3,30.2,30.2
1957,30.6,32.9,31.5,30.7,30.6,29.5,28.6,28.2,29,29.5,30,30.7
1958,31.9,33.3,32.3,30.7,30.8,29.2,28.2,28.8,29.4,29.9,30,31
1959,31.1,33.3,32.5,30.6,30.2,29.3,28.4,28.7,28.8,29.8,30.2,30.7
1960,31.2,32.9,31.2,30.2,30.2,29.1,28.3,28.3,28.9,29.5,30.1,31.2
1961,31.2,32.5,32.2,30.5,31.1,29,27.6,27.8,28.7,29.4,29.8,29.8
1962,30,33.6,31.5,31.2,30.1,29.1,28.6,28.4,29.2,29.5,29.8,30.7
1963,31.6,33.3,31.7,30.7,30.3,29.3,28.2,28.3,29.8,29.1,29.5,30.3
1964,31.2,33.9,32.3,30.7,30.1,28.9,27.9,27.1,28.4,28.7,28.3,29.5
1965,31.4,33.6,31.2,30.2,30.2,29.1,28.4,29.6,29.2,29.7,30.6,30.9
1966,31.8,33.2,32.2,30.2,30.3,29.2,28.8,28.2,28.9,29.6,30.4,30
1967,30.5,32.9,31.5,31.3,29.8,28.4,27,27.1,28.3,29.1,29.2,30.1
1968,30.9,33,31.2,31,30.4,28.9,28.5,28.4,28.9,29,30.1,30.7
1969,30.1,33.4,31.6,31.1,31.2,29.6,28.4,28.5,28.8,28.9,30.5,31.2
1970,31.5,34.2,32.8,31.7,30.6,29,27.8,28,28.6,29.7,30.7,30.1
1971,29.3,33,31.3,30.3,29.9,28.3,27.7,26.9,27.5,28.5,28.8,28.8
1972,31.7,33,31,30.5,29.9,28.7,28.5,27.9,28.5,28.8,29.7,30.3
1973,31.8,34.2,31.9,30.1,29.7,29.2,28.7,27.5,28.2,28.5,29.3,31
1974,29.9,32.5,31.3,30.2,29.2,28.3,27.4,27.3,27.6,28.2,29.2,29.6
1975,28.9,32.4,31.2,30.4,29.3,28.2,27.2,27,27.4,28.1,28.8,29.4
1976,29.5,32.4,30.2,29.8,28.9,27.9,27.6,27.2,29.5,28.3,28.8,30.3
1977,30,32,31.4,30.9,30,28.1,28,27.4,28.2,29.3,30.1,29.9
1978,30,33.1,31.5,29.6,29.6,27.8,27.5,27.5,28,28.2,28.9,30.1
1979,30.4,33,31.5,30.4,29.5,28.6,28.5,27.6,28.6,29.4,30.3,30.2
1980,31.1,32.5,30.9,31.2,30.5,28.4,27.7,27.4,28.1,28.2,29.2,28.9
1981,29.4,33.2,31.7,31.4,29.8,28.9,28,27.9,28.1,28.6,28.9,30.9
1982,31.1,32.3,31,31.2,30.3,28.6,27.7,28.2,28.8,28.1,29.6,30.7
1983,28.7,34.8,33.7,32.2,30.5,28.9,28.2,27.8,28.5,28.6,29.1,29.8
1984,29.7,33.2,31.2,30.5,29.3,28.7,27.8,28,27.9,28.7,29.2,29.3
1985,31,32,31.7,29.8,29.7,28.7,27.7,27.9,27.9,28.8,29.2,30.3
1986,30.8,33.4,31.3,31.1,30.4,29.2,28.4,28.2,27.9,28.7,30,29.3
1987,30.8,33.6,30.8,31.2,31,29.4,29.1,28.1,28.7,29.3,30.2,30.6
1988,30.9,34.1,31.9,30.9,30.2,28.7,28.6,27.8,28.2,28.3,29.5,29
1989,27.4,32.2,31.4,30.8,29.5,29.1,28,27.8,28.4,29.5,30.2,29
1990,31.7,33.3,32.5,31.1,30.4,29.8,28.6,28.4,28.9,29.2,30.1,30.9
1991,31,33.6,32.1,31.4,29.8,29.6,28.4,27.7,29.1,29.2,30.3,30.2
1992,30.1,32.8,32.3,31.5,29.2,28.6,28.2,28.6,28,28.5,30.1,29.9
1993,29,31.9,32.5,30.2,30,28.5,28.5,27.2,27.9,28.9,30.3,29.9
1994,30.1,32.9,32.2,31.7,30.6,28.7,27.8,27.4,27.8,28.7,30,30.8
1995,29.7,32.7,31.5,31.2,30.1,29.1,28.6,28.3,28.5,30.2,30.4,30.8
1996,30.4,32.9,31.3,30.5,29.6,28.9,28.4,28,28.2,29.8,29.9,30.1
1997,31.2,33,32.4,30.9,30.6,29.3,29.2,29.3,29.9,30,31.1,30.5
1998,30.9,34.9,33,31.7,30.7,29.2,29,28.2,28.8,28.9,30.9,30.7
1999,30.2,31.5,32.2,30.5,29.5,28.5,28,27.4,28,28.5,30,30.2
2000,31,31.9,32,30.9,30.4,28.6,27.9,27.9,28.4,29.2,30.1,30
2001,29.6,34.3,31.1,30.9,30.1,29.5,28.6,27.8,28.5,28.5,30,31
2002,29.3,33.5,31.7,31,31.3,29.8,29,28.4,28.3,28.2,30,30.7
2003,31.1,34.2,32,31.1,31,28.6,28.5,28.3,28.6,29.1,30.4,31
2004,30.6,33.3,32.4,31.2,30.3,28.8,28.6,28.4,28.5,29.5,30.5,31.2
2005,30,35.1,32.5,31.3,30.1,29.6,28.5,29,29,29.3,29.7,31.2
2006,31,33.7,32.1,31.2,30.9,29.4,28.9,28.1,28.5,29.2,29.6,29.8
2007,30.3,34.2,31.8,30.3,30.4,29.1,28.4,28.5,28.6,28.8,31,30.3
2008,30.3,32.8,32.6,29.9,29.4,28.9,28.4,28.1,28.7,29.3,30,30.6
2009,30.7,33.6,32.3,31.8,31.3,29.7,28.5,28.3,28.8,30,29.5,30.1
