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