1901,29.2,32.3,34.3,35.5,31.8,29.8,29.5,29.3,29.1,29.8,28.9,28.2
1902,27.9,31.6,34.1,34.5,32.2,29.9,29.2,28.9,28.9,29.3,28.5,28.5
1903,28.8,30.7,34.5,35.8,32.5,28.8,29.1,28.2,28.8,29.4,27.6,25.3
1904,26.4,29.9,33.5,33.9,31.8,29.6,28.9,29.1,29.5,29.9,27.7,26.5
1905,28.9,31.9,33.8,35.2,32.2,29.8,29.3,29,29.8,30,29,30
1906,30.1,32.4,34.2,35.9,33.2,30.1,29.6,28.9,30.1,29.5,28.1,27.8
1907,28.4,31.4,32.8,34.6,31.6,29.2,28.8,28.8,29.1,29.6,28.8,26.2
1908,28.3,31.2,34,35.5,32,29.6,29,28.7,29.2,29.6,27.3,27.5
1909,28.3,31.4,34.3,34.9,31.5,29.4,28.9,28.7,29.7,30.1,28.2,26.8
1910,28.9,30.6,33,34.8,32.2,29.1,28.9,28.8,29,29.2,28.6,26.5
1911,28.2,30.6,33.4,35.2,32.1,29.6,28.9,29.2,29.6,29.7,29.6,28.5
1912,28.8,31.4,33.9,35.2,32.6,29.9,28.7,28.3,29.1,29,27.4,27.4
1913,28.8,31.6,33.2,34.7,31.7,29.7,28.3,28.3,29.1,29.2,27.5,27
1914,27.7,31.4,33.7,35.1,32.2,29.2,28.7,28,28.9,28.7,28.6,28.2
1915,28.8,32.3,33.8,34.7,31.3,29.9,28.5,28.7,28.7,29.8,28,25.8
1916,27,31.3,34.2,34.8,32.2,29.4,29.3,29.1,29.5,29,28,26.7
1917,27.9,30.9,33.2,34.7,32.4,28.9,29.1,28.7,28.9,29,28.6,26.8
1918,27.7,30.2,33,33.8,31,29.2,29.7,28.7,30,29.7,29.2,29
1919,29.4,31.9,34.8,35.3,32.7,29.5,29,29.4,29.2,29.7,28.6,27.9
1920,27.6,31,33.8,34.7,32.2,29.6,29.5,29.2,29.4,29.3,29.1,28.2
1921,29.3,30.8,34,35.6,31.7,29.7,28.6,28.9,29.2,29,27.8,27.6
1922,29.8,32.1,33.6,34.5,32.3,29.7,28.7,28.8,29.7,29.6,27.9,27.3
1923,29.5,29.7,34.1,34,31,29.2,28.1,28.1,29,28.9,28.7,28.3
1924,29.5,31.2,35.1,34.6,32.4,29.4,28.1,28.3,28.9,28.5,28.8,26.1
1925,28.4,30.4,34,33.3,31.8,29.8,29.2,28.7,29.6,28.7,28.5,26.9
1926,29.4,31.2,33.4,35.5,33.2,29.8,29.2,28.9,29.7,29.7,28.5,28.3
1927,28.7,31,33.9,33.9,31,29.6,29.2,28.8,29.2,28.9,28.5,28.2
1928,30.9,31.7,34,34.8,32,28.9,29.1,28.8,29.4,29,28.1,28.6
1929,30,31.1,33.5,34.3,31.8,29,29.1,28.8,29.5,29.5,28.3,28.6
1930,28.6,30.9,33,35,31.4,29.6,28.7,28.1,29.3,29.2,28.7,28.8
1931,29.2,31.2,33.8,35.7,33.9,30.4,29.7,29.3,29.2,28.4,27.6,28.1
1932,27.6,31,33.7,35.1,33.5,30,29.2,29.1,29,29.3,29.2,26.7
1933,29.4,31.4,34.2,35.3,32.1,29.4,28.8,28.3,29.1,29.4,27.8,27.3
1934,28.5,31,33.4,34.4,33,29.7,28.5,28.3,29.1,28.9,28.2,25.4
1935,30,31.7,34.1,35,32.5,29.5,28.7,28.3,29.6,29.9,29.2,29.5
1936,28.2,30,33.4,35.2,32.4,29.1,28.2,28.5,28.9,28.4,30.3,31
1937,30.4,31.9,35.1,35.3,30.8,29.1,28.4,29.1,29.4,30,30.4,28
1938,28.5,30.9,33.9,33.6,30.6,28.7,27.8,28.3,28.7,28.9,26.5,27.8
1939,28.6,30.4,32.5,33.9,31.6,28.7,27.4,27.8,28.4,29.3,28.6,24.9
1940,27.5,30.4,33.2,35.6,31.6,29.2,27.9,28.4,29.3,29.5,27.9,27.1
1941,29.7,31,34.5,36,33.2,29.5,29.3,28.9,29.1,29.6,28.9,29
1942,28.5,33.5,34.4,34.5,31.4,29.4,28.6,28.4,29.3,30.1,28.6,27.6
1943,28.3,29.7,34.4,33.7,32.5,29.4,29.2,28.7,29.2,29.5,27.9,26.8
1944,28.8,31.5,34.6,35.9,32.1,29.5,29.1,29,29.2,29.6,28.7,27.9
1945,29.9,31.8,33.6,35.5,32.4,29.7,29.2,29,29.7,29.2,29.4,27.1
1946,28.2,29.7,34.2,33.3,31.6,30.9,30.6,29.6,29.9,29.1,30,30.5
1947,31.3,32.7,35,33.9,34.4,30.1,29.2,30.5,30.2,30.2,29.4,29.2
1948,29.6,33.2,34.6,33.1,32.4,30.9,29.7,29.9,29.6,29.6,28.8,29.9
1949,29.1,32,35,33.4,32.5,30.9,29.5,28.9,29.7,30.3,28.9,29
1950,29.6,32.5,33.8,33.9,32.9,29.5,29.1,29.3,29.3,28.3,28.8,26
1951,27,31,34.1,35.7,32.5,29,29.1,29,29.8,29.1,29.8,27.5
1952,29,32.2,32.1,34.3,33.6,29.5,28.5,28.4,28.4,29,29,27.8
1953,29.1,29.9,33.4,34.3,31.4,29.9,28.9,28.1,29.5,30,28.3,28.3
1954,29.4,31.4,33.2,35.6,30.8,29.8,29.7,28.6,28.9,28.6,29.5,27.4
1955,28.4,31.2,32.8,33,31.7,28.4,28.9,28.5,29.4,29.9,28.4,27.2
1956,28.6,30.7,33.7,33.8,30.3,29.6,28.9,28.5,29.1,29.6,28.2,27.6
1957,29.4,30.5,33.4,35.4,34.8,29.7,28.9,29.3,29.4,29.7,30.3,29.9
1958,29.6,31.2,34.5,35.8,33.9,30,29,29.7,29.4,29.8,29,27.5
1959,29.4,32.8,33.5,35.3,32.9,30.3,28.9,28.4,28.4,29.8,30.3,31
1960,29.5,31.1,34.8,36.3,32.1,30.4,29.1,28.4,28.6,28.9,29.3,26.7
1961,27.8,30.5,33.2,34.7,31,29.5,28.3,28.4,28,28.5,28.5,28.1
1962,27.4,30.2,33.7,35.1,31.5,29.9,29,29,28.9,28.9,29.2,28
1963,27.2,31.1,33.5,34.9,35.1,29.4,27.8,28.8,29.3,28.7,28.7,26.9
1964,29.7,31.5,34.4,35.6,31,29.8,28.8,28.9,28.7,29,27.2,26.7
1965,28,31.6,33.6,35.1,33.3,28.7,29.6,29,28.8,28.8,28.3,28.4
1966,29.3,31.9,34.3,36.5,32.2,29.7,29.2,28.5,29.1,29.4,29.3,29.2
1967,29.1,30.9,34,34.6,32,30.5,29.6,28.5,28.6,29.1,28.7,27.5
1968,28.9,30.6,34,33.8,31.5,29.3,29.3,29,29.8,29.7,30.2,29.9
1969,28.7,31.7,34.9,36.1,33.3,29.9,28.6,28.2,29.4,29.8,27.7,27.7
1970,29,31.4,34.5,33.9,31.4,29.5,28.2,28.1,28.7,28.7,28.1,27.2
1971,27.3,30.4,32.7,35.1,31.8,28.5,27.8,28,29.1,28.3,27.1,27.4
1972,27.7,31.3,33.1,33.1,33,30.2,29.1,28.5,29.8,29.9,28.4,27.6
1973,28.7,31.9,33.1,36,31.2,29.9,29.3,28.4,28.8,29.9,27.3,26.9
1974,27.8,30.8,33,33.6,31.2,29,29,28.5,29.1,29.9,27.8,27.4
1975,26.5,30.6,33.5,35,31,29.3,29,28.4,29,29.9,28.5,26.6
1976,28.3,31.6,33.5,33.6,30,29.4,29.2,27.7,29.5,29.4,26.8,27.7
1977,27.8,29.1,31.9,33.7,30.6,30.3,28.1,28,27.9,28.5,27,27.7
1978,27.9,29.6,34.5,35.9,32.6,30.4,29.2,29.1,29.4,30,30.4,29.6
1979,30.6,32.7,35.1,35.6,32.9,30.6,30.8,29,30.5,30.1,30,29.7
1980,29.6,32.3,34.4,35.9,33.4,29.5,29.5,28.5,28.8,29,29.5,27.5
1981,28,31.4,34.3,35,31.6,28.8,28.3,28.3,29.8,29.7,27.7,25.8
1982,27.7,31.9,35,33.8,32.7,29.1,28.9,28.7,28.7,30.1,30,27.2
1983,27.8,32.4,34.9,37.4,34.6,30.4,30.3,29.3,29.5,29,26.6,26.6
1984,28,32,34.4,35.1,32.3,28.9,28.9,28.6,29.4,28.6,29.5,28.6
1985,30.1,32.6,34.9,35.1,32,28.2,28.5,28.5,29.4,29.3,28,27.6
1986,28.2,31.7,33.5,35.1,31.3,29.9,28.8,29.5,30,29.7,29.4,28.5
1987,29.3,31.3,33.5,35.3,34.5,29.9,29.5,29.6,29.7,30.6,29.4,26.2
1988,29.3,32.6,34.8,34.4,31.5,29.4,29.2,29.3,30.1,28.9,26.6,27
1989,29.5,31.6,33,35.5,32.4,29,28.9,29.3,29.5,28.8,28.3,27
1990,29.9,31.4,33.4,34.6,31.4,29.2,28.7,30.1,29.6,29.8,29,28.1
1991,30.1,32.2,35.3,35.5,34.6,29.5,29.4,28.9,30.3,30,28.7,27.7
1992,27.7,30.1,34.2,35.9,34.9,31.3,29,29.4,29.5,27.6,27.5,26.7
1993,27.5,31,33.5,34.3,32.9,30.8,30.6,29.1,29.9,29.9,29.9,29.1
1994,30.8,32.9,32.8,34.6,31.6,29.1,27.6,28,29.8,29.7,28.4,29.3
1995,30,31,34.4,36.5,32.9,30.7,29.3,28,29.8,29.5,28.3,27.1
1996,29.8,29.6,34.1,33.6,31.2,29.4,28.8,28.7,28.9,28.8,28.7,27.8
1997,28.5,31.2,33.4,33.8,33.7,31.2,29.3,29.2,29.2,29.9,29.5,30.2
1998,30.4,32.6,35.8,36.7,34.7,31.6,30.3,30.6,30.7,31.2,29,29.8
1999,30,32.7,33.9,32.6,29.6,29.3,28.8,28.8,28.7,29.3,28.3,26.1
2000,30,30.8,32.9,33.5,30.4,29.3,28.4,29.5,28.5,30,28.7,28.9
2001,30.3,32.2,32.6,36.1,30.1,28.8,27.8,28.5,28.7,28.8,27.2,28.2
2002,27.8,31.2,33.1,35.1,31,29.3,28,27.9,28,29.5,27.6,27.5
2003,26.8,30.5,32.2,34.4,31.9,27.9,28.6,28.3,28.9,29.8,29.9,27.9
2004,28.7,30.5,34.1,35.6,30.7,28.2,27.7,28.4,28.3,29.3,29.4,27.4
2005,28.7,33,33.2,34.9,32.9,29.7,29.4,27.9,28.3,29.6,28.5,26.7
2006,28.8,31.6,34.6,34.6,30.6,30,27.6,27.8,29.2,29.3,29.8,28.1
2007,28.1,31.2,33.7,35,30,29.4,28.2,28.6,29.1,28.8,27.2,28.4
2008,30.7,30.5,33.8,34.3,30.1,29.3,29,28.9,29.2,29.6,28.2,27.2
2009,28,32.4,33.3,34.2,31.5,28.9,28.7,30,30.3,30.2,29.4,28.6
