1901,30.2,30.8,29.4,30.8,31.2,31.1,32.7,33.9,33.7,33.1,31.4,30.4
1902,30.2,30.3,29,30.9,31.5,31.5,32.4,32.8,33.6,32.8,31.5,30.8
1903,30.3,30.8,29.2,30.8,30.6,31.1,32.5,33.1,33.3,32.3,30.8,30.4
1904,29.7,30.1,28.9,30.8,30.4,30.7,32.3,33.1,32.8,32.3,31.2,30.5
1905,29.9,30.6,29,30.7,31.3,31.4,32.3,33.1,32.9,33.3,31.4,30.9
1906,29.9,30.5,29,31,31.3,30.3,32.2,33.6,33,32.6,31.5,30.7
1907,30,30.4,29.3,30.7,30.5,30.6,31.7,32.9,33.2,32.5,31.4,30.8
1908,30.3,30.6,29.4,30.9,30.9,30.8,32.4,32.3,33.3,31.9,31,30.8
1909,30.5,30.7,29,31,30.3,30.5,31.8,33,33.2,32.4,31.3,30.6
1910,29.9,30.3,28.3,30.5,30.3,31.1,32.2,33,33.2,32.1,31.1,30.3
1911,29.7,31,28.8,30.8,30.6,30.3,31.8,33.1,33.1,32.7,31.5,31
1912,30.3,30.5,29.9,31.4,31.1,30.7,30.7,32.8,32,31.9,31.1,29.6
1913,29.6,30.5,28.7,30.4,29.6,30.2,31.4,31.9,32.1,31.7,31,30.4
1914,30.5,30.7,29.6,30.4,30.2,30.6,32.1,32.3,32.7,31.7,30.9,30.6
1915,30.5,30.6,29.7,31.3,31.2,30.4,32,32.5,32,32,30.7,30.4
1916,30,30.2,28.9,30.1,29.7,29.6,31.4,33,32.5,31.3,29.8,29.7
1917,29.3,29.4,28.5,29.9,29.2,29.8,30.6,32.4,31.2,31.6,30.5,29.3
1918,29.4,29.8,29.4,30.1,30.7,30.6,31.5,32.9,33.1,32.6,31.6,31
1919,31,31.9,29.7,30.7,31.3,31,32,32.4,33.1,32.5,31.5,30.5
1920,30.4,30.7,29.3,30.8,30.5,30.1,31.3,32.4,33.2,33.3,31.6,30.6
1921,30.2,30.3,29.1,30.2,30.7,29.6,30.7,32.8,32.9,32.5,31,31.4
1922,30.4,30.6,28.9,30.7,29.9,30.3,31.2,32.6,32.7,31.6,30.7,30.2
1923,29.8,30.7,29.2,29.9,29.8,30.2,31.1,32.7,33,32.9,31.2,30.5
1924,31.2,31.5,29.3,30.8,30.2,30.1,31.5,32.3,32.6,31.6,31.6,30.3
1925,29.8,30.2,28.7,30.8,30.8,30.2,31.4,33.1,33.2,33.2,31.8,31.7
1926,31.1,31.5,29.4,30.7,30.3,30.7,31.3,33.1,33.5,32.7,31.7,30.6
1927,30.1,30.3,28.9,30.3,30,30,30.6,32.3,32.7,32.6,31.6,31.2
1928,30.6,30.8,28.7,30.7,30.8,30.7,30.9,32.3,32.5,32.2,31.7,30.7
1929,30.6,30.7,28.8,30.1,30.1,30.6,31.2,32.5,32.7,32.5,31.3,30.2
1930,29.7,30.2,28.8,30.5,30.4,30.8,31.1,32.6,32.1,32.4,31.4,31.1
1931,31.3,31.2,28.8,30.6,30.4,30.4,31.2,32.9,32.3,32.7,31.6,30.4
1932,29.9,30.4,28.9,30.8,29.7,29.9,32,32.5,32.7,32.7,31.9,30.7
1933,30.4,30.4,29,30,30.4,29.7,30.4,32.5,33,31.5,30.6,30.5
1934,29.3,29.3,28.9,30,30.2,30.6,31.6,32.3,32.4,31.7,31,30.7
1935,30.3,30.5,29,30.1,30.1,30.6,31.8,32.7,32.8,33.3,31.3,31.3
1936,30,31.1,29,30.5,31.5,30.9,31.8,32.9,33.3,32.8,31.5,31
1937,30.3,30.8,28.8,30.5,30.7,30.8,32.2,33.7,33.2,32.4,32.4,31.3
1938,30.4,30.8,29.3,30.6,30.3,30.3,32.3,32.8,32.8,32.3,31.3,30.8
1939,30.1,30.7,29.3,31,30.4,31.2,31.8,32.7,33,33,32.1,31.3
1940,30.6,31.3,29.6,31,31,31,33,32.8,33,32.7,32,31.2
1941,29.5,29.7,29.3,31.6,30.4,30.2,32.3,32.2,32,32.1,31.1,30.7
1942,30.4,30.3,28.9,31.4,30.1,29.6,31.5,32.4,33.9,32.9,30.6,29.8
1943,29.7,29.2,28.3,30.8,30,29.5,32.3,32.4,32.1,33.5,31.7,30.7
1944,30.1,30.4,28.9,31,31.1,31.7,31.9,33.3,33.2,32.2,30.7,29.9
1945,30.3,30.3,29.3,30.3,29.3,30.5,32.1,33.8,33.3,31.6,31.1,30
1946,30.2,30.5,29.6,30.4,30.8,31.3,31.5,31.7,32,31.7,30.2,30
1947,29.2,29.3,28.5,30.3,29.3,30.6,31.1,31.8,32.6,31.6,29.6,29.9
1948,29.4,29.4,28,30,29.7,30,31.5,32,32.8,31.9,30.2,30.1
1949,28.8,29.4,28.2,29.7,30.7,31.1,30.7,33,32.9,33.2,31.3,31.1
1950,29.1,30.2,28.1,30.6,31,31.4,32.3,32.4,33.9,32.6,31.8,30
1951,29.3,30,28.6,29.7,30.5,30.2,32.2,32.7,33.1,32.3,30.7,30.7
1952,30,30.5,29.1,30.2,30.5,29.6,31.5,33.4,32.3,32.4,30,30.1
1953,29.3,29.9,28.4,30.4,30.8,31.1,30.6,33.9,33.3,32.2,31,30.1
1954,29.7,30.2,28.4,30.9,30.3,30.9,31,33,33.6,31.8,30.9,30.1
1955,29.6,29.7,28.2,30,29.9,30.9,29.9,33.2,33.4,32.9,31.3,29.7
1956,29.3,29.6,28.6,29.6,29.1,29.5,31.1,31.9,32.5,31.4,30.6,30.1
1957,29.1,30.1,28.4,29.6,31.1,30.6,29.9,33.1,32.9,32.2,31.2,31
1958,29.9,30.6,28.9,29.4,29.2,31.8,32.1,31.7,33.5,31.3,29.8,29.8
1959,29.1,29.7,28.2,29.1,29.9,30.4,31.5,32.8,33.1,33.3,30.8,30.8
1960,30.4,30.5,29.4,29.4,29.1,30.5,30.9,32.6,33.5,31.6,30.7,30.4
1961,30.8,30.9,30.1,32,31.7,31.5,34.9,37.9,36.2,34,32.7,31
1962,31.4,31.2,30.1,31.3,31.8,32.1,33.2,35.7,35.6,34,33.9,31.7
1963,30.9,30.8,30.2,32.1,32.4,32.4,35,37.3,37.1,36.1,33,31.5
1964,32.2,32.6,30.6,32.6,30.9,31.8,33.2,35.7,34.5,32.7,31.6,30.9
1965,31,31.5,28.4,30.9,32,32.6,33.6,34.9,35.7,34.7,31.7,31.9
1966,31.3,31.2,30.2,31.9,31.2,33.1,33.6,34.3,33.8,34.2,32.4,31.3
1967,30.9,30.6,29.6,32,32.5,32,34.5,36.1,36.2,34.3,32.6,32.1
1968,31.1,30.3,29.2,30.3,30.4,32.6,33.9,33.5,32.5,33.6,32.7,31.1
1969,31.2,31.7,30.6,32.2,32.6,32,33.2,35.5,34.8,33.9,32.5,31.4
1970,31.1,31.9,29.7,31.6,31.9,31.5,32.4,35.3,34.2,32.8,33.3,31.6
1971,29.9,29.1,28.4,31.1,30.6,29.9,32.8,32.7,31.8,31.1,30,29.9
1972,29.3,29.7,28.6,30.2,30.4,32.2,30.3,30.7,31.3,31.7,30.8,30.9
1973,30.5,30.4,29.5,30.6,30.2,30.3,28.2,28.5,29.7,30.4,28.4,30.1
1974,28.5,29.5,28.3,29.2,30.2,29.9,30.3,32.7,31.8,30.9,30.7,29.2
1975,29.1,29.6,29,30.3,29.5,28.9,33,31,31.7,32,30.5,30.2
1976,29.4,29.5,27.4,29.4,29.3,28.3,29.6,33.1,32,32.5,31.1,31.2
1977,30.7,30.4,28.9,30.4,28.6,29.4,31.3,32.1,31.5,30.8,30.4,29.9
1978,29.6,30.4,28.8,30.6,29.7,29.3,30.9,31.5,32.3,31.6,31.6,29.5
1979,29,29.2,28.3,30.4,30.2,29.1,31.7,32.3,31.6,33.2,31.1,30.4
1980,30,30.4,28.2,30.4,30.5,29.4,30.7,31.9,31.9,31.9,30.7,30.4
1981,29.7,30.2,28.6,31.2,30.4,29.5,29.7,32.1,32,32,31,31
1982,29.7,30.2,28.6,30.2,29.9,29.7,30.5,31.7,31.5,31.9,30.5,30.2
1983,29,31.4,29.4,30.6,30.3,28.6,30.8,31.5,32.4,31.6,29.9,29.7
1984,29,29.9,27.8,29.7,30.5,29.8,30.9,31.2,31.6,31.9,30.1,30.1
1985,29.7,30.6,29.1,30.2,30.3,29.3,31.1,31.6,31.8,31.7,30.5,30.2
1986,29.7,29.6,28,30.6,29.9,29.7,30.6,31.5,30.5,31.5,30.4,30
1987,28.9,30.3,28.8,31.2,29.8,29.5,32.2,30.9,32.9,32.7,30.6,30.9
1988,30,30.4,28.8,29.6,29.4,28.9,30,32.6,33.2,33.4,31.4,30.5
1989,29.5,29.8,29,30.3,29.6,30.3,30,32.6,32.1,32.1,31.6,30.4
1990,29.8,29.8,29.2,30.7,29.7,29.6,29.6,31.9,31.8,32.7,31.2,30.7
1991,30.1,30.5,28.6,30.6,30.4,29.9,30.7,31.3,32,32.3,31,30.5
1992,30.5,30.5,27.6,30.3,31,32.4,30.1,31.2,32.1,31.9,30.4,30.1
1993,29.6,29.4,28.6,30.2,31.2,31,30.1,31.9,32,32.2,31.2,30.5
1994,30.1,30.6,29.5,31.1,30.7,30.2,30.5,32.3,32.7,32.8,31.9,30.4
1995,30.6,30.3,29.5,30.4,29.5,31.2,32,32.8,32.9,33.1,31.4,30.6
1996,31.4,30.6,28.8,30.3,30.5,29.6,31.2,31.6,32.1,32.2,31,30.3
1997,29.4,30.2,28.8,30.9,31,30.3,31.3,32.5,32.7,33.5,32.2,30.6
1998,31.4,32,29.7,31.6,30.4,30.6,32.8,33.8,33.2,33.3,31.8,31.2
1999,30.2,30.6,29.1,30.4,30.1,30.6,31.5,31.9,31.4,32.9,32.2,31
2000,30.6,30.6,29.3,31,30.7,30.7,30.8,32.8,32.9,33.2,31.2,31
2001,30.1,30.5,29.3,31.5,30.6,29.7,32,33.5,32.7,33.3,31.8,30.6
2002,30.8,31.1,29.5,31.5,31.8,30.5,32.4,33.5,33.2,33,32.2,30.8
2003,30.9,30.9,29.3,31.7,31.2,31.1,30.3,30.4,30.8,31.3,30.6,31.7
2004,31.2,31,29.5,31.7,29.7,30.7,32,33.3,32.9,33,32,30.7
2005,31.6,30.9,29.4,31.1,31.4,29.7,31.5,33.2,32.8,33.5,32.5,31
2006,30.7,30.7,29.7,30.9,29.5,31.4,33,34.2,33.1,32.9,32,31.2
2007,31.1,30.9,29.6,31.3,30,31,32.1,33.2,34.2,33.1,31.7,31
2008,29.9,30.3,28.5,30.3,30.3,30.4,33.4,33.7,32.3,33.6,32.2,31.1
2009,29.9,30.5,30.6,31,31,29.6,31.9,33.7,33.5,33.9,32.6,30.3
