1901,29,30.9,32.4,32.2,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1902,29.2,30.7,32.5,32.2,30,28.3,26.1,26,27.4,29.1,29.7,29.2
1903,29.3,31,32.7,32.2,30,28.2,26.1,25.9,27.4,29.1,29.7,29.2
1904,29.2,30.9,32.5,32.2,29.9,28.2,26.1,25.8,27.4,29.1,29.7,29.2
1905,28.6,29.8,32,32.1,30.1,27.9,26.1,25.7,27.4,29,30.3,29.6
1906,28.7,30.9,32.9,33.5,30.2,28.6,26,25.7,28.2,29.6,30.2,29.9
1907,29.2,30.4,32.5,32.2,30.6,28.3,26.2,26,27.6,29.9,29.9,28.8
1908,29.1,30.7,32.5,32.6,30.7,28.7,26.4,25.5,27.5,29,29.4,29
1909,29.2,31.6,33.7,32.5,29.8,27.7,25.6,25.3,27.4,28.5,29.8,29.4
1910,28.7,31.3,32.4,32.3,30.2,29.2,26.5,26,27.8,29.1,29.7,29.2
1911,28.9,30.9,32.8,32.3,30,28.3,26.1,25.9,27.4,29.1,30.1,29.1
1912,29.5,31,32.6,33.1,30.3,28.6,26.5,26.3,27.9,29.2,29.6,29.2
1913,29.3,31.1,31.7,32.1,30.5,29.1,27,26.8,28.5,29.1,29.7,29.2
1914,30.3,30.9,32.4,32.2,30.8,29.2,26.8,26.1,27.9,29.7,30.8,29.5
1915,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1916,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1917,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1918,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1919,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1920,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1921,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1922,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1923,31,30.8,33.5,32.4,30.5,28.6,25.6,24.8,27.5,29.7,30.9,30.4
1924,30,33.8,34.4,33,30.6,28.3,24.9,24.7,25.9,29.2,29.7,28.7
1925,26.1,29.4,33.1,32.2,29.7,27.7,26,24.9,27.3,28.3,30.7,29.6
1926,30.2,30.9,32.1,31.3,29.6,28.1,26.8,27,29.1,30.6,31.4,30.6
1927,29.7,32,32.5,32,31.2,28.6,26.2,25.1,29,29.8,30.6,30.7
1928,30,29.2,33.5,31.9,29.4,27.5,26.2,24.4,27.7,29.4,30.2,28.7
1929,28.1,31.3,32.5,31.8,30.4,26.8,24.4,24.1,26.3,28.8,30.3,27.1
1930,28.4,31.9,32.7,32.5,30.2,28.2,25.8,26.2,28,30.4,31,32.1
1931,30,32.8,33.8,34.5,31.1,28.6,26.3,26,27.1,30.6,31.7,31.7
1932,29.3,32.4,35.1,33.8,30.8,28.8,26,26.2,27.6,30.3,31.3,30
1933,30.1,31.7,32.9,33.2,29.9,27.6,25.8,25.6,27.4,28.9,32,30.6
1934,29.5,30.9,33.7,33.3,30.3,28.6,26.6,25.7,28.4,31.1,32.2,30.1
1935,31.4,32.6,35.1,33,31.2,27.9,26.7,25.5,27.6,29,31.6,31.1
1936,28.9,32.9,35.3,32.7,30.4,28.1,25,24.2,26.6,29.7,31.7,29.4
1937,29,31.4,33.7,32.4,30.1,28.9,25.9,26,27.8,30.9,31.2,30.7
1938,30,32,33.2,33.9,31.9,29.9,26.7,25.5,27.6,30.1,32.4,28.8
1939,30.6,32.7,34.3,31.4,30.3,28.4,26.5,26.2,27.4,30.3,30.9,31.4
1940,29.2,31,32.7,32.3,30,28.3,26.1,25.9,27.4,29.1,29.7,29.2
1941,32.3,31.9,34.7,33.9,31.2,29.2,25.9,26.7,28.3,29.9,30.6,30.4
1942,31.7,33.4,33.3,33.1,29.4,29.2,26.7,25.1,28.4,30.1,31,30.5
1943,30.2,31.3,32.9,32.2,29.2,28.1,26.1,25.1,26.7,29.6,31.7,30.5
1944,28,30.9,32.7,31.9,29.7,29.2,26.9,25.3,27.3,29.6,30.4,31
1945,31.2,29.7,31.6,31.9,29.2,29.2,26.5,24.7,27.3,29.2,30.4,28.5
1946,31.1,30.8,33.1,33,30.1,27.7,25.6,24.6,26.3,28.8,30.8,29.6
1947,29.6,34.1,32.3,32.4,30,28.4,26,25.8,27.2,29.5,29.6,30.2
1948,29.5,30.9,31.1,32.2,29.7,27.5,25.8,25.3,27.4,28.8,29.3,29
1949,30.1,30.6,33.9,32.9,30.5,29.4,27,25.7,28.4,29.7,30.5,28.1
1950,30.2,29.5,31.6,32.2,29.9,29.6,25.1,23.7,26.2,28.7,29.2,30.2
1951,29.1,31,33.3,32.2,29.1,28.6,25.9,24.9,26,29.4,29.9,28.4
1952,29.2,29.9,33,33.2,29.5,28.5,25.6,23.7,26.2,28,30.2,29.2
1953,30.5,31.9,33.4,31.8,27.8,27.3,24.7,24.7,27.4,29.5,29.9,28.3
1954,30.4,31.6,33.7,33.3,28.8,28.1,25.2,24.1,26.7,28.7,30.5,30.1
1955,29.9,31.3,33.1,32.2,29.4,27.4,25.7,24.8,26.2,28.7,29.9,28.9
1956,28.8,32.9,33.9,32.6,30.4,28.6,25,23.6,26.3,28.1,30.3,28.9
1957,29.4,29.9,32.4,32.7,29.1,27.7,25,25.7,26.9,29,32,30.7
1958,30.9,30.4,33.7,33.6,30.1,27.5,24.7,24.9,27,29.3,31.7,30.6
1959,29.5,30.8,33.3,32.9,29.6,28.8,26.6,24.5,26.8,29.7,30.1,29.8
1960,29.1,31.1,32.7,32.5,29.3,28.4,25,26,27.4,29.2,29.7,31.2
1961,29.3,29,31.1,32.4,30.1,28.1,24.2,26.7,26.6,29.2,28.7,26.7
1962,27.8,31.6,33,31.8,29.5,27.7,25.6,24.8,27,29.2,31,29.6
1963,30.3,32.7,31.2,31.5,29.7,29,26.1,25.5,28.5,28.4,28.1,29.5
1964,29.6,30.3,33.2,33.2,30,27.9,25.1,23.8,26.6,28.8,28.1,29.2
1965,29.9,30.5,31.7,31.5,31,27.7,25.6,25.4,27.6,28.5,28.7,28.7
1966,29.6,29.4,33,31.4,29.1,28,27.4,25.7,26.4,28.7,29.4,29.8
1967,28.3,30.9,31.7,33.4,29.9,27.3,25.1,24.4,26.8,27.7,28.5,30
1968,28,30.4,32.9,30.6,28.8,27.1,25,26.7,28.3,29.6,29,29.9
1969,28.7,32.4,34.1,32.9,30.2,28.3,25.5,25.8,27.2,28.9,28.4,31
1970,30.2,31.2,33.2,32.1,29.7,29.3,26.2,25.6,26.9,28.8,29.5,29.1
1971,28.2,31.4,35.3,32.1,30.4,28.3,26.7,25.1,26.9,28.8,28.8,27.8
1972,29.2,32,32.7,30.7,29.3,27.4,27.9,28.6,29.2,29.5,29.5,29.7
1973,30.8,32.2,32.5,33,29.9,29.5,27.5,26.2,28,29.6,28.3,30.4
1974,27.6,30.5,32.7,33,29.9,28.7,25.1,25,26.7,28.6,28.7,27.5
1975,26.9,29.5,32.6,31.6,29.6,27.9,25.8,24.9,26.6,28.5,29.8,27.7
1976,28.6,29.4,31.5,31.3,29.9,27.3,25.1,25.5,26.9,28.4,29,29.2
1977,28.7,29.4,30.7,32.4,30.7,28.5,26.8,24.4,27.5,29,28.4,27.6
1978,28.6,31.3,33,31.7,30.9,28.2,25.1,26.5,28.1,29.8,29.9,29.9
1979,30.7,29.6,32.8,32.3,30.5,27.5,26.3,25.3,27.6,29.6,30.8,29.1
1980,30.7,31.4,33,32.6,29.5,27.6,27.1,26.2,28.1,29.8,29.9,28.1
1981,27.6,31.7,33.1,33.1,29.3,28.2,24.5,26.5,27.4,29,29.5,30
1982,28.7,30.2,32.9,32.4,29.9,28.4,26.1,25.1,26.9,28.2,28.9,29.6
1983,25.9,32.5,32,33.1,31.3,27.9,26.1,26.3,27.6,30.6,30.3,29.6
1984,29.2,31.4,33.2,32.7,29.7,28.6,26.8,28.1,27.5,29.3,30.5,28.7
1985,30.7,30.5,32.8,30.9,29.4,28,25.4,26,27.4,30.1,30.9,28.5
1986,29.3,32.9,33.8,33.7,30.3,28.6,24.9,26.8,27.4,30.1,31.1,28.8
1987,31.3,33.4,33.3,32.3,31.4,29.2,29.2,27.4,28.5,29.7,31.4,30
1988,29.8,32.3,34.2,33.5,31.1,29.5,25.6,25,26.5,29.4,31.3,29.1
1989,28.7,30.4,33.1,33,29.9,29.5,26.8,26,27.7,28.9,31.4,30.1
1990,31.8,31.6,29.8,34,31.2,29.3,25.5,26.5,27.8,30,30.5,29.9
1991,28.8,32.7,32.6,32.3,28.4,29.1,26.1,25.5,28.6,29.3,29.3,29.2
1992,28.6,30.6,33,32.5,29.4,28.1,25.6,25.2,26.7,29.4,29.3,29.4
1993,27.7,31.3,33.1,32.7,30.6,28.6,26.5,25.8,28,30,31.5,29
1994,29,30.1,33.5,32.4,30.2,28.2,25.6,24.6,26.6,29.3,30,27.9
1995,29.1,30.2,32.9,32.6,30.8,28.3,27.2,26.3,27.5,29.7,30.1,30.5
1996,30.7,32.7,34.1,32.2,29.9,28,27.5,26,26.9,28.9,28.9,29.6
1997,30.5,29.6,31.7,31.2,29.7,28.3,26.5,26.7,28.5,30.3,31.1,29
1998,29.6,32.3,32.6,33.6,30.9,29.1,26.7,25.6,27.5,29.6,31,30.1
1999,29.5,32.1,34.3,32.3,30,29.3,26.1,25.2,26.4,27.8,30.5,29.4
2000,29.2,28.5,32.6,33.3,31.2,27.9,26.5,26.5,27.6,29.2,30.6,29.3
2001,29,30.3,33,32,30,28.1,26.2,25.3,27,28.8,31.4,30.3
2002,28.2,30.8,32.7,33,30.9,28.7,26.8,26.4,27.7,28.7,30.5,30
2003,29.9,33.5,32.2,33.4,30.7,27.6,26.3,25.6,27,29.9,31.1,29.4
2004,30.6,30.6,32.4,32.9,30,28.7,26.1,26.5,28.6,30.2,30.6,30.8
2005,28.9,32.4,34.7,33.2,30.3,27.6,26,25.8,28.4,29.4,30.6,30.9
2006,30.6,32.6,33.4,32.6,30.4,29.8,27.4,26.3,27.1,29.6,29.6,28
2007,28.3,32.4,33.1,32.9,30.4,28.4,26.7,26.2,27.5,30.2,31.8,30.3
2008,28,30.1,33.7,32.4,30.2,28.8,26.1,26,27.8,29.6,30.7,30.1
2009,31.1,32.9,33.6,33.8,31.3,29.1,27.2,26.9,28.3,29.3,30,30.7
