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