1901,33.3,33.9,33.1,31.2,30,29,28.4,28.4,29.5,30.4,31.2,32
1902,33.1,33.5,32.8,30.9,29.6,29.1,28.7,28.9,29.7,30.4,31.2,31.9
1903,33.6,33.9,33.2,31.4,30,29.1,28.5,28.4,29.4,30.3,30.9,31.8
1904,33,33.8,32.9,31.3,30.1,29.2,28.3,28.5,29.4,30.2,31,31.8
1905,33.2,33.6,32.8,31.1,29.9,29.1,28.4,28.3,29.4,30.5,31.3,32.1
1906,33.1,34,33,31.2,30.3,29.4,28.4,28.5,29.6,30.3,30.9,31.4
1907,32.9,33.9,33.2,31.3,30.2,29.2,28.3,28.3,29.4,30.2,30.9,31.2
1908,33.1,33.5,33.3,31.5,30.7,29.3,28.4,28.3,29.8,31.1,30.7,31.4
1909,32.8,33.4,32.7,30.7,29.8,28.8,28.4,28.5,29.5,30.2,30.9,31.9
1910,32.9,33.8,32.4,31.2,30.1,29.2,28.2,28.4,29.2,30.1,30.9,31.6
1911,33.5,33.4,32.8,30.9,29.7,29.2,28.5,28.3,29.4,30.3,31.1,31.6
1912,32.8,33.4,32.4,30.6,29.8,29.1,28.3,28.3,29.3,30,31,31.4
1913,32.8,33.4,31.7,30.8,29.6,28.8,28.5,28.5,29.6,30.1,30.3,31.3
1914,33.7,33.7,32.9,30.7,29.7,29.3,28.3,28.3,29.4,30.3,31.2,31.9
1915,33.4,33.8,33.1,30.9,30,29.1,28.7,28.5,29.4,30.2,31.3,32
1916,32.5,33.8,32.8,31.1,29.7,28.9,27.9,28.1,29.1,29.5,30.8,31.4
1917,32.9,33.6,32.3,30.8,29.8,28.7,28.3,28.4,28.8,29.3,30.8,31.8
1918,32.7,33.1,32.1,30.6,29.8,28.8,28.8,28.4,29.9,30.3,31.3,32.3
1919,34.2,34.4,33.2,30.8,30.1,29,28.5,29,29.8,30.7,31.1,32.3
1920,32.9,32.8,32.3,30.5,29.6,28.8,28.4,28.2,29.3,30,30.7,31.6
1921,32.7,32.9,32,31.4,30,29.4,28.4,28.1,29.4,30.4,31.4,32.8
1922,33.8,33.6,32.8,31.1,29.6,29.3,28,28.1,29.2,30,31.3,32.2
1923,34.4,33.8,33,31.3,29.6,29,28,28.6,29.9,30.7,31.5,32.3
1924,33.5,34.6,33.3,30.9,29.9,29,28.7,28.4,29.6,30.8,31.7,32.2
1925,32.4,33,33.3,31,29.7,28.9,28.4,28.4,30.2,30.4,31.1,32.3
1926,33.4,33.7,32.6,30.8,30.2,29.2,28.2,29,29.9,30.4,31.2,32.5
1927,34.1,34,33.4,31.3,30.6,29.3,28.7,28.5,30.2,31.1,32.3,33.3
1928,34.8,34.1,33.8,31,29.9,29.4,28.6,28.3,30.1,30.5,31.4,32.8
1929,33.7,34.6,33.6,31.3,29.9,29.3,27.8,28.5,29.9,30.1,31,31.6
1930,32.7,34.4,32.7,30.8,30,28.7,28.2,28.8,30.3,30.9,31.3,32.2
1931,33.2,34.4,33,31.2,29.8,29.4,28.2,28.3,29,30.2,31,31.9
1932,33,33.9,32.9,31.1,29.7,29.1,28,28.2,29.2,30.4,31.3,31.8
1933,33.8,34.4,33.4,30.9,30.2,29.3,28.4,28.1,29.3,30.3,31.8,32.4
1934,33.7,33.5,33.1,31.1,30,28.7,28,28.4,29.9,30.5,31.7,31.7
1935,34.1,33.7,33.4,31.1,30.3,28.9,28.7,28.7,29.8,30.7,31.7,32.5
1936,33.3,34,33.6,31.7,30.2,29.1,28.5,28.8,29.9,30.4,32.5,32
1937,33.2,34,33.5,31.3,30.1,29.1,28.1,28.3,29.5,30.5,31.6,32.6
1938,33.3,34,32.8,31.2,30,29,28.3,28.3,29.3,30.2,31.4,32.1
1939,33.7,34.1,33.1,31.2,30.2,29.1,28,28.4,29.2,30.4,31.3,32.5
1940,34,34.2,33.1,30.9,30.5,29.5,28.3,28.6,30.2,31.2,32.2,33
1941,35.1,36.6,34.2,32.4,30.3,28.6,28.4,28.1,29.8,31.1,31.3,31.9
1942,34.9,35.5,33.5,31.1,30.3,29.1,27.5,27,29.3,30.8,32.6,32.7
1943,34.5,33.6,33.1,31.6,30.2,29,27.8,27.1,28.8,30.6,32.9,33.8
1944,34.7,34.7,32.2,31.5,30.2,30.2,27.7,27.5,27.7,30.2,33.3,32.7
1945,34.5,34.2,35.7,32.7,29.5,28.2,28.7,27.4,28.6,29.6,31,31.4
1946,34.7,35.1,34.5,30.6,29.7,28,27.2,26.3,27.9,29,30.2,32.2
1947,33.3,34.2,32.7,29.4,29.5,28.7,27.7,27.5,29.1,30.6,32.5,32.2
1948,33.4,34.5,32.3,31.5,30.4,28.6,27.8,27.7,28.3,29.4,30.5,30.9
1949,33.4,35,33.9,32.9,30.5,28.5,27.3,27.6,28,29.8,32.1,32.1
1950,34.3,32.9,33.6,30.9,29.7,28.5,26.7,26.7,27.3,28.2,32.2,33.1
1951,33.7,33.6,33.6,32.2,30.6,29.3,27.8,27.1,29.8,28.9,30,29.8
1952,35,34.1,32.6,29.8,28.4,28.8,28.1,26.9,28.8,29.6,32,34.2
1953,34.3,35.6,34.5,32.1,31.1,28.9,28.1,27.3,29.6,30.8,31.6,32.5
1954,34.8,35,34.4,30,28.8,28.1,27,26.5,27.8,29.8,31,31.6
1955,33.8,34.1,32,31.5,29.9,29.1,27.9,26.7,27.1,31.6,30.9,31.1
1956,32.3,34.2,32.3,29.4,29,27.9,27.5,26.9,28.3,28.7,31.1,32
1957,33.2,33.5,31.4,29.5,30.3,28.7,28.4,27.5,30.3,30.8,31.9,31.3
1958,34.9,33.9,34.1,32.5,31.2,28.5,26.8,27.2,28.2,29.7,33.2,32.4
1959,33.9,33.6,33.7,31.9,29.7,28.8,28.1,27.2,28.5,28.9,30.6,32
1960,33.4,33.8,32.4,29.3,29.6,29.4,27.9,27.9,28.1,29.1,31.1,33.1
1961,32.8,32.8,33.3,31.4,30.7,29,27.3,26.6,27.5,27.7,29,29.4
1962,31.1,34.5,31.4,29.7,28.7,28.6,27.8,27.2,27.5,29,31.2,31.3
1963,32.1,32.4,32.1,28.9,29,28.8,27.4,27.8,29.9,30.9,29.4,31
1964,33.6,33.4,33.4,30.3,30.1,28.4,27.1,27,27.7,28.3,31.5,30.4
1965,33.2,32,33.5,30.5,30.6,29.3,29.3,28.3,29.3,28.7,30.3,31.8
1966,34.5,32.8,31.6,30,30.9,30.2,27.8,28.2,28.6,29.8,31.5,32.7
1967,34,34.6,33.6,32.6,30.7,28.1,26.9,26.9,27.8,28.3,28.5,31
1968,32.8,33.2,32.3,31,30.1,28.6,28,27.3,29.5,29.9,31.8,30.9
1969,32,32.7,31.9,32.2,30.1,29.3,28.3,28.5,29.3,30.6,31.2,33.1
1970,33,34.6,32.3,31,29.9,29.6,28.1,27.9,29.4,30.8,32.2,31.9
1971,33.3,34.9,35.2,31.5,30.3,29.3,28,28,27.9,30,30.9,31.3
1972,32.5,31.8,33,30.9,30.5,28.2,28.5,27.9,30.2,29.9,29.6,31.7
1973,33.5,34.7,33.9,30.8,29.3,28.8,27.8,27.7,28.7,30.8,31.4,32.9
1974,33.6,34.7,33,30,28.5,28.9,27.3,28.1,28.3,30.7,32.4,32.4
1975,34,33.8,32.7,31.6,30.2,27.7,27.9,26.9,27.9,29.2,31.6,31.7
1976,33.9,33,32.4,30.7,28.7,28.8,27.6,27.8,29.7,31,30.4,32.9
1977,32.7,34.2,33.2,30.7,30.4,28.8,27.8,28.4,30.3,30.2,30.7,32.5
1978,33.8,34.2,30.5,31.5,30.1,28.9,28,28.2,28.7,29.8,31.3,31.7
1979,33.1,33,32.7,32,29.8,28.5,28.4,28.8,30.3,31.2,31.4,31.6
1980,34.1,35.1,33.1,31.9,28.6,28.2,27.9,27.6,29.7,30.9,30.2,31.5
1981,34.2,34.2,32.2,32.4,30.5,30.1,28,29.1,29.6,31.7,32.1,33.7
1982,34.1,33.7,34.5,32.1,29.9,28.9,28.5,28.5,30.7,29.5,30.2,32.4
1983,32.5,35.3,35.6,32.6,31.7,30,29.6,28.6,29.5,29.2,31.2,31.8
1984,32.3,34.8,34.9,31.3,30.6,29.7,28.3,29.1,30.5,32.3,31.3,32.8
1985,34.5,32.9,32.7,29.2,29.5,28.8,28.4,28.9,29.7,31.3,32.3,32.6
1986,34.2,33.7,32.2,31.4,30.8,28.5,28,30.6,29.8,31.3,31.9,31.4
1987,34,35.1,34,32.9,29.7,29.4,31.2,31.9,32.5,31.6,32,33.6
1988,34.2,35.7,34.7,32.4,30.9,30.1,28.5,29,29.5,30.7,31.9,32.1
1989,30.6,31.8,32.7,30.3,29.7,28.3,29.2,29.8,30.5,31.5,32,31.6
1990,32.9,32.9,32.9,32.6,31.5,31.7,29.3,29.1,29.9,30.7,31.8,32.5
1991,33,35.4,33.3,32,29.8,29.9,28.4,28.5,30.4,31.2,32,31.2
1992,33.8,34.4,33.4,31.7,29.7,29.2,28.1,27.9,29.5,30.6,31,32.3
1993,32.6,32.9,32.8,31.3,29.2,30.2,29.6,30.7,29.5,29.6,34.4,32.3
1994,32.4,34.1,33.1,31.3,30.5,29.3,28.2,28.3,29.3,30.9,31.1,31.8
1995,33.5,34.4,33.5,33.8,30.5,30.5,28.7,30.7,30.2,31.4,33.2,32.3
1996,34.5,34.3,32.8,31.5,30.1,29.7,28.7,28.9,30.3,31.5,31.3,32.2
1997,34,34,35,31.5,31,29.6,29.2,29,31.7,31.9,33.2,33.6
1998,34,34.6,34.1,31.9,30.4,29.6,28.9,28.1,30,29.7,32,33.1
1999,33.5,35.6,33.3,32.3,29.8,29.8,29,29.2,30,28.7,31.5,32.5
2000,34.2,34.7,34.2,32.9,32.7,30.8,28.8,30.9,30.4,31.1,34.4,33
2001,35.3,37.3,34.6,34.1,32.7,30,29.8,30.6,31.6,32.5,33.3,33.7
2002,35,37.1,35,33.9,32.7,31.5,31.5,31.5,33,31.1,32.7,34.1
2003,37.1,35.7,35.7,33.1,31.8,30,29.8,29.1,30.4,32.6,33,36.2
2004,36.4,36.8,34.8,30.4,31.4,30.6,30.3,31,30.2,31.3,31.6,32.1
2005,32.5,37,35,34.7,29.8,30.4,28.4,29.5,31.4,30.7,35.3,37.3
2006,34.9,36.7,34,33.5,28.6,29.4,30.7,30,29.4,32.7,34,32.7
2007,35.3,37.3,36.7,33.2,32.8,28.1,28,28.6,29.6,31.1,29.8,34.5
2008,35.6,37.2,35.3,33,31.2,30,30.1,30,31,29.5,33.7,31.9
2009,36.1,37.2,35,31.7,32,30.3,31.4,32.2,32.2,32.1,34.4,35.5
