1901,32.1,30.6,28,29.5,25.9,24,24.2,25.4,26.1,26,28,29.9
1902,29.9,30.5,29.7,28.4,27.2,24.7,25.2,25.5,26.6,26.5,27.6,30
1903,31.1,30.1,29.2,28.1,27.6,24.9,24.4,26.2,26.4,27.4,27.3,29.6
1904,30.5,29.5,29,28.4,27.1,25.6,24.7,25.7,25.7,27,28.3,29.5
1905,30.5,29.3,28.3,28.2,27,25.3,24.9,25.2,26.6,27.5,27.3,29.8
1906,31.6,29.6,29.2,27.3,26.9,25.5,24.7,25.1,25.8,26.1,27.2,29.3
1907,30.3,29.9,29.9,27.3,26.6,24.6,24,25.5,26.2,26.3,27.1,29
1908,30,29.8,29.2,27.2,26.2,25.1,24.6,25.7,26.7,26.9,28,29.7
1909,30.3,29.3,29,28.1,26.6,26.4,25.2,26,25.8,26.7,27.2,29.7
1910,29.2,29.2,29.1,28.4,27.2,24.7,24.8,25.6,25.8,26.5,27.2,28.4
1911,30.1,29.8,29.3,27.3,24.9,23.9,24.4,24.6,26,27.7,28.1,31.4
1912,30.7,31.3,29.6,28.5,27.3,24.5,24.6,25.4,27.5,27.5,30,30.5
1913,30.6,30.8,29.8,28.5,27.7,26.1,27,26.1,26.1,27.8,28.7,31
1914,31,30.2,29.9,29.5,26.7,25.2,26.1,25.6,28.6,27.1,28,30.8
1915,31.2,30.9,29.4,28.9,25.9,25.2,23.9,26.4,25.8,28,28.6,29.3
1916,30.7,30.7,29.6,29.1,26.7,25.7,26.6,26.4,27.6,28.5,29,30.4
1917,30.6,29.2,30,28.5,26.8,25.3,24.4,24,24.5,27,27.2,29.5
1918,28.5,29.7,29.1,27.9,26.3,25,25.1,24.2,27.5,29.5,28.7,30.1
1919,31.3,30.1,30.2,28.9,25.3,25,25.1,25,25.9,27.7,26.5,30.2
1920,30.7,30.1,29.1,28.5,27.1,25.5,25.3,26.2,27.1,26.6,29,30.7
1921,30.5,30.5,31,28,25.5,26.8,24.2,25.3,27.3,27.3,27.3,29.6
1922,30.7,29.6,29.7,28.6,25.8,25,25.6,26.6,26.7,27.4,28.9,30
1923,30,30.1,29.7,29,27,25.2,26,26,28,29,29.7,28.9
1924,30.5,28.6,28.7,27.8,26.8,25.4,23.7,25,25.1,27.2,27.5,29.1
1925,30,30.7,28.7,28.6,25.4,26.6,24.5,26.4,25.6,27.5,28.8,31.2
1926,30.8,31.5,29.8,28.6,27,24.4,24.2,26.2,25.2,28.2,29,30.2
1927,30.9,30.9,30.2,29.1,27.2,24.8,25,26.2,27.8,27.9,28.9,29.9
1928,30.3,30.6,29.7,27.6,25.4,26.2,24.4,25,26.2,26.9,29.4,29.6
1929,29.5,29.2,28.1,28.2,27.3,24.5,25,24.3,26,27.6,27.9,29.4
1930,29.9,29.3,28.7,27.4,25.7,23.8,24.9,24.7,25.5,27.1,28.7,30.9
1931,30.1,31.2,29.3,28.4,28,24.8,23.8,26.5,27.3,27.9,28.2,30.8
1932,30.6,30.5,29.8,28.9,25.7,25.3,25.3,26.2,27.9,28.5,28.6,30.6
1933,30.6,31.4,31.1,29,28,26,26.4,26.2,26.9,29,28.6,30.5
1934,31.4,30.4,30.2,29.7,28,24.5,24.9,26.5,27.4,28.7,28.8,30.3
1935,30.3,29.9,29.2,28.3,26.3,23.7,25.5,24.1,27,28.6,27.2,29.5
1936,30.6,30.6,29.4,28.5,26,25.2,25.5,26.1,26.5,26.4,27.9,30.3
1937,31.3,31.3,31,29.2,28.3,26.3,25,25.9,26.4,27.5,29.3,29.4
1938,30.9,30.4,30.9,29,27.4,24.6,25.1,25.4,26.7,28.1,27.9,30.2
1939,30.8,31,29,28.1,27.6,24.8,23.7,25.6,25.1,27.8,28,30.2
1940,31.6,31.4,30.8,29.5,27.7,25.4,25.4,26.5,27.5,27.3,29.6,31.6
1941,31.3,31.7,30.9,30.2,29.4,27.2,26.1,27,27.8,29.1,30.3,31.7
1942,31.9,31.8,30.7,28.6,27.3,26,25.6,26.4,26.3,26.9,28.6,29.9
1943,31.1,30.5,29.1,28.2,26.3,25.5,25.2,24.6,26,28.4,30,30.5
1944,32.6,29.2,29.6,29.3,26.7,24.5,25.9,27.6,26.7,28.5,29.7,30.9
1945,29.9,30.9,29.4,29.1,27.4,25.2,25.9,25.4,27.5,27.2,28.8,30.8
1946,29.9,29.4,30.8,29.5,27.7,25,25.7,25.8,29.1,28.4,28.9,30.4
1947,30.4,31.6,29.6,29.6,27.4,25.2,25.4,27.1,27.2,27.8,30.1,30.2
1948,30.2,30.4,29.3,29.1,28,26.7,25.8,26.9,27.3,29.2,28.3,31.8
1949,31.4,29.4,28.5,29,26.3,24,25.1,26.1,27.3,28,27.9,30.1
1950,30.1,29.7,31.4,29.3,26.4,25.6,25.5,24.8,27.8,27.7,27.5,29.5
1951,29.5,30.3,29.3,28.9,25.8,24.7,23.7,25,25.6,28.3,29.3,30.2
1952,30.9,29.9,30.2,28.8,26.7,24.9,24.8,26.5,26.9,27.9,27.9,29.4
1953,31,30.2,28.8,28.5,27.2,24.8,24.5,26.1,25.1,28,28.3,30.5
1954,30.2,30.7,29.8,28.5,27.6,23.4,25.7,24.9,26.7,28.3,28.4,31.1
1955,29.6,29.3,28.5,27.7,25.7,24.3,25.2,25.9,26.3,25.4,26.5,28.7
1956,29.8,30,29.9,28.6,27.3,25.2,24.6,27.1,25.6,27,28.9,29.1
1957,31,31.3,29.8,29.2,27.3,24.9,25.5,26.2,27.4,28.9,30.3,29.7
1958,31,30.9,30.1,29.2,28.3,24.1,24.6,25.3,27,27.6,29.8,30
1959,30.7,30.4,29.5,29.6,27.5,25,25,25.2,25.9,26.9,27.7,29.5
1960,29.7,29.7,29.8,27.3,26.5,24.8,24.2,26,25.8,28.4,28.2,29.7
1961,31.3,31.2,30.9,28.5,28,24.7,24.7,24,27,26.6,27.4,28.8
1962,29.9,30.5,30,28.1,25.7,26.7,25.8,26.5,28.3,29.2,28.3,29.9
1963,29.5,29.8,28.7,27.5,25.3,23.3,23.3,25.8,27.8,27.1,28,29.7
1964,29.9,30.2,30.4,27.9,25.7,24,23.5,25.3,25.8,26.8,28.4,28.8
1965,30.2,30.5,29.3,27.3,26.2,23.1,24.4,26.3,26.2,26,26.9,29.8
1966,30.9,29.5,29.9,27.2,26,24.7,25.4,25.2,26.5,26.5,28,29.2
1967,30.4,29.8,29.3,28.1,26.8,25.3,23.7,24.9,25.9,26.8,28.4,29.4
1968,31,29.2,28.7,27,26.4,23.1,25.4,25.5,25.7,27.2,26.6,30.9
1969,31.9,31.9,31,27.6,26.2,24.9,25.3,25.6,26,27.5,28.9,29.6
1970,31.8,30,29.5,28.2,27,24.9,25.5,26.6,28,26.9,29.2,31.3
1971,30.7,29.4,30.2,28.7,25.8,24,25.2,25.9,26.1,26.5,26.9,29.3
1972,30.3,28.5,28.9,28.6,25.4,23.7,24.4,24.7,26.1,26.8,27.1,30.5
1973,30.3,30,30.7,27.2,26.6,25.4,24.9,25.5,26,27.3,27.9,28.3
1974,31.4,30.7,30.1,27.1,26.6,25,24.6,26.1,26.8,28.1,29,31.1
1975,30.4,29,28.6,28.2,27.3,24.8,25.8,26.2,26.6,26.6,27.5,28.6
1976,29.3,29.8,30.1,28.2,26.1,26.2,26.7,25.7,28,28.1,30,31.5
1977,32,30.2,28.4,30.2,28.4,26.7,26.3,26,27.5,28.9,29.7,32.2
1978,29.4,30.9,30.8,28.6,28.2,25.6,25.3,29.2,28.6,26.8,28.8,30.8
1979,31.2,32.7,31,30.2,28.6,25.9,24.7,27.5,27.6,28.8,29,30.4
1980,31.1,32.3,30.7,30.3,28.4,26.5,25.6,26.6,25.2,27.9,29.2,32.2
1981,33,30.8,30.9,29.9,26.6,25.4,26.2,25.5,26.4,26.3,29.4,30.6
1982,31.9,31.6,30.7,28,27.3,26,26.6,26.9,26.6,27.6,28.4,32.1
1983,32.5,31.8,31.5,31.3,29.3,27.6,26.9,26.4,29,28,28.5,30.9
1984,30.8,30.5,29.2,28.5,28.4,24.8,25.4,25.7,27.1,28,28,31.6
1985,32.3,31.4,31.4,29.8,27,26.3,26.5,27.8,28.8,29.4,30,30.8
1986,30.8,30.6,31.3,29.5,28.7,26.6,27,28.3,28,28.3,28.9,31.4
1987,31.6,33.3,31.7,30.5,29.9,26.1,26.6,26.6,26.6,26.7,28.6,31.8
1988,32.6,32.2,31.3,29.8,28.7,26.3,27.1,28.3,28.2,27.7,28.6,29.8
1989,30.7,30.6,31.3,29.3,28.8,26.1,26.6,28.7,28.3,28.7,28.9,30.5
1990,31.3,30,31.1,29.3,27.9,27.1,26.8,26.4,26.9,29,29,29.8
1991,31.2,30.8,30.1,30.7,27.5,24.7,25.8,26.6,27.1,28,29.8,29.9
1992,31.6,32.9,31.7,31,28.8,25.8,26,25.9,28.3,29.8,29.4,31.3
1993,31.8,30.6,29.7,29.9,28,26.4,25.9,26.2,28.7,27.5,28.5,31.1
1994,30.5,30.8,31.1,29,27.5,25.9,25.3,26.4,27.6,26.6,29.9,30.8
1995,31.4,32,30.6,28.2,26.2,25,25.5,26.5,28.3,28.7,28.7,29.4
1996,30.5,30.9,29.9,27.5,27,26.4,24,25.3,27.6,28.1,29.3,31.6
1997,31,30.6,30,27.8,25.6,26.6,24.1,26.9,26.3,26.8,27.5,29.8
1998,31.2,30.8,31.4,29.9,27.8,26.7,25.6,26.7,28.1,27,29.5,30.5
1999,31.1,30.4,31.4,29.5,27.7,26.4,26.3,27.3,26.3,27.5,29.4,30.9
2000,29.2,29.3,29.6,27.3,26,25.1,25.3,27.6,27.1,26.5,27.8,30.6
2001,31.4,30.5,30.9,28.4,27.4,26.9,25,27.4,26.9,28.1,27.8,30.1
2002,31.9,30.5,31.8,30.5,28.5,25.7,26.3,27.4,27.2,28.5,29.1,30.8
2003,31.8,33,32.3,30.9,28.5,25.3,25.4,26.5,27.6,28.9,29.1,31.8
2004,29.6,31.2,29.9,29,27.6,25.2,25.2,28,26.9,28.7,31.3,32.2
2005,31.6,32.3,29.9,28.8,28.7,27.3,26.6,27.2,28.8,29.2,29.5,29.6
2006,31.2,31.1,29.3,28.8,26.5,25.8,26.9,26.5,26.8,28.9,29.6,31.8
2007,31.8,32.6,31,29.7,28.1,26.5,25.5,27.5,27.9,27.2,28.8,28.9
2008,30.2,31.9,30.2,28.5,28.1,25.3,26.7,27.7,28.1,28.2,28.7,30.6
2009,31,30.5,29.8,29.6,28,26.9,25.5,26.9,28.1,28,27.6,31.6
