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