1901,29.3,31.3,33.9,37.3,34,31.6,31.2,30.7,30.7,31.9,30.3,28.9
1902,29.1,31.5,34.4,35.9,33.2,31.1,30.1,30.2,30.6,31.3,30.4,29
1903,28.7,30.5,33.2,37,34,31.1,31.1,29.7,30.6,31.9,29.7,27.7
1904,28.7,30.6,34,35.1,33.4,30.8,30.2,30.4,31.4,31.8,29.7,27.9
1905,27.8,30,32.6,35.2,33.6,31.3,30.8,30.1,31.2,31.5,30.6,29.2
1906,29.8,30.7,33.4,36.1,34.5,31.1,31.2,30.2,31.8,31.4,30.3,29.1
1907,29.5,31,33.4,36.2,33.2,31.1,30.2,30.4,30.9,32,30.5,28.5
1908,29.1,31.2,34.5,37.2,33.5,31.2,30.5,30.6,31.4,31.7,29.6,29.6
1909,29.4,31.2,34.6,36.3,33.1,30.8,30.9,29.6,31.5,31.9,30.5,27.9
1910,28.9,30.9,33.1,35.7,33.6,30.9,30.2,30.1,31.2,31,30.8,28.1
1911,28.9,30.8,33.2,35.5,33.1,31,30.6,30.4,31.3,31.1,30.4,29.1
1912,29.1,31.1,33.7,36.1,33.6,31.3,30.5,30,31,31.1,29.8,28.3
1913,29.5,32.9,32.9,35.6,33.4,30.9,30.7,29.8,30.7,31,29.6,27.8
1914,28.2,31.2,33.7,35.4,33.1,30.8,30.5,29.5,31.1,30.9,30.8,29.1
1915,29.3,32.1,33.7,36.1,32.9,31.2,30.4,30.4,30.8,32.2,30.6,27.9
1916,28.1,31.8,33.6,35.6,33.4,31,31.1,30.8,31.8,31.8,31.4,28.8
1917,28.8,30.9,33.3,35.4,32.8,30.7,30.8,30.6,31.2,31.9,31.5,29
1918,29,30.7,33.4,35,31.8,30,31.1,30.2,31.8,32,31.1,29.8
1919,30.2,31.4,34.7,36.4,34.9,31.5,30.9,31.4,31,32.3,31.2,29.5
1920,29.2,30.7,33.6,35.9,33.5,31.6,31.6,30.5,31.4,32,31.2,30.1
1921,30.5,31.8,33.5,36.5,33.6,31.2,31.2,30.8,31.8,31,31,29.4
1922,30.2,32,33.8,36.1,33.8,31.2,31.2,30.6,31.9,32.3,31,29.5
1923,30.9,29.5,34.1,35.8,32.9,31.4,29.9,30,31,31.1,30.5,29.4
1924,29.8,31,34.9,36.9,33.4,30.9,30.1,29.8,30.4,31.3,30.2,27.5
1925,27.9,30.7,34.3,35.8,32.8,31.1,31,30.5,31.4,31.1,31,29.3
1926,29.9,31.2,33.4,35.6,33.4,30.9,30.9,30.7,31.6,32.4,31.3,29.8
1927,28.8,30.9,32.8,35.1,32.5,31.3,31.5,30.6,31.1,31.7,31.1,30.2
1928,31,32.3,33.9,36.6,33.5,30.1,31.2,30.7,31.6,31.4,31,30.7
1929,30.4,31.1,34,36,33.3,30.5,31.5,30.6,31.7,32.4,31.3,29.9
1930,29,30.9,33.3,36.4,32.9,30.6,30,29.4,31.1,31.9,30,29.3
1931,30.8,31.3,34.2,37.2,33.7,31.5,30.7,30.6,31,30.7,29.6,29.2
1932,29.6,30.6,34.2,36.5,34.4,31.2,30.3,29.9,30.7,31.8,30.5,28.4
1933,30.2,31.3,34.8,35.7,32.9,30.5,30.1,29.3,30.6,31.2,29.9,28.7
1934,30.2,30.7,34,36.3,34.8,30.8,29.9,29.7,30.7,31.3,29.7,27.5
1935,29.9,31.2,34.4,36.2,34.9,31,30.4,29.4,31.2,32.2,31.2,29.8
1936,28.4,30,34,36,33.2,30.3,29.8,30.1,30.4,30.7,32.1,31.1
1937,29.3,31.8,34,36.9,32.7,30.7,30.1,30.1,31,31.8,32.1,28.7
1938,30.2,30.6,34.3,36.9,31.3,30.6,29.6,29.5,30.7,31.2,28.4,28.4
1939,30.3,30.8,33.8,36.5,33.1,30.6,28.9,28.9,29.9,31.1,30.2,27.5
1940,28.9,30.3,31.7,37.2,32.8,30.5,29.3,29.6,30.3,31.4,30.2,28
1941,29.5,30.8,34.2,37.1,34.3,30.3,30.1,30,30.7,31.3,30.6,30
1942,29.6,32.7,34.2,36,33.2,30.9,30.3,29.8,30.6,32.1,30.5,28.5
1943,28.8,29.6,33.4,34.8,33.7,30.5,30.4,29.6,31,31.5,30.6,28.9
1944,28.9,30.7,34.4,36.1,34,30.9,30.6,30.3,30.8,31.5,30.6,29.2
1945,29.8,30.6,34.1,36,33.6,30.9,30.7,29.7,31.2,30.8,31.2,28.1
1946,28.8,31.4,34.5,34.6,33.1,31.6,31.2,30.3,30.9,30.4,31.5,30.5
1947,30.3,31.9,34.6,36,35.1,31.2,30.2,31,31,31.4,31,29.6
1948,29.5,31.4,33,34.5,32,31.4,30.9,30.6,30.9,31.7,30.5,30
1949,29.4,31.1,33.7,34.3,32.7,31.6,30.7,30.1,30.8,31.8,30.4,28.5
1950,29.7,31,34,35.8,34.6,31.4,30.6,30.8,31.6,31.2,30.1,27.6
1951,27.5,30.4,33.9,36.7,34.4,30.9,31,31,31.9,31.8,31.7,28.6
1952,28.8,31.8,33.1,36.6,34.8,31.7,30.1,30.2,30.3,30.9,29.6,27.5
1953,28.2,30.2,34.1,37,32.8,32.1,30,30,31,31.7,30,29.4
1954,28.9,31.6,34.3,37.4,33.3,31.1,30.7,30.3,31,30.5,30,28.7
1955,28.8,31.4,34,36.4,33.1,30.8,29.7,30.1,30.9,31.6,30.4,28
1956,29.6,30.9,34.4,37,31.4,31.4,30.7,30.3,30.6,31.4,30.3,29.2
1957,29.3,30.2,34.6,37.9,36,31.9,30.4,30.9,31.6,31.7,31.5,30.2
1958,30.3,31.2,34,37.5,34.5,31.9,30.2,30.7,31.2,31.8,30.7,28.7
1959,29.1,30.6,32.9,36.6,34.3,32.1,30.4,29.4,29.6,30.8,30.6,29.7
1960,28.8,31,33.7,37.3,34.1,31.4,30.4,29.8,30.8,31,30.2,27.9
1961,28.3,29.7,33.3,36.1,33.4,31.6,29.4,29.8,29.5,30.6,29.9,27.8
1962,27.1,30.1,33.7,35.9,34,30.4,30.9,30.2,31,30.9,30.4,29
1963,28.1,31.7,33.7,34.9,33.4,30.6,29.7,30.3,31.2,30.6,30.4,28
1964,28.8,31.2,33.6,36.6,33.3,31.3,29.8,30.1,30.8,30.3,29.5,28.5
1965,28.5,30.5,33.2,35.7,33.9,30,30,29.6,30.4,30.6,30.1,28.7
1966,28.9,31.9,33.7,36.5,34.2,30.5,30.7,29.7,30.8,31.2,31.5,29.3
1967,28.8,30.8,33,35.9,33.4,31.5,30.5,29.8,29.2,30.5,29.7,28.5
1968,27.8,29.8,33,35,33,30,30.4,29.9,31.1,30.7,30.8,29.3
1969,28.5,31.5,33.4,36.5,34.1,31,30.4,29.7,31.1,31.6,30.2,28.6
1970,28.2,30.8,33.3,36.3,32.2,31,30.1,30.2,30.3,30.6,29.3,27.8
1971,28.2,30.5,33.4,35.2,33.3,30.1,29.2,29.2,31.1,30.9,29,28.5
1972,28.4,29.9,34,35.4,34.5,31.8,30.9,29.8,31.9,32,31.1,29.1
1973,29.4,31.5,34.2,36.5,32.1,31.3,30.9,30.4,30.6,31.7,29.3,27.5
1974,27.9,30.7,32.4,35.2,33.1,30.7,29.7,29.9,30.7,32,30.2,27.8
1975,27.5,30.3,35.7,34.9,31,30.9,29.9,30.5,30.8,31.3,29.6,27.8
1976,28.4,31,35.3,33.9,31.2,30.9,30.3,29.7,31,31.3,29.9,28
1977,28.1,29,33.6,34.8,32.6,30.6,29.6,29.6,30.4,30.6,29.7,28.3
1978,26.6,30.1,33.7,36.4,33.2,31.4,31,31,31.1,32.2,31.8,30.4
1979,30.7,32.5,34.2,36.8,35,32.1,31.6,30.1,31.5,32.3,32,29.7
1980,30,31.8,33.9,37.8,34.6,30.7,30.5,29.8,31.2,30.7,31.3,29.2
1981,28.8,31.7,34.4,35.9,33.8,31,29.7,30.5,31.3,31.9,30.8,27.6
1982,28.7,30.8,34.4,36.6,35.4,31.1,31.1,29.9,30.8,32.5,31.3,28.1
1983,29.1,31.3,33.7,37.2,35.6,30.1,31.9,31,31.5,31.3,29.4,27.8
1984,29.2,31.3,34.2,36.7,33.4,30.4,30.1,30.2,31.3,31,31.1,29.4
1985,29.8,31.6,34.2,36.5,33.6,30.5,30.1,30.2,31.3,32.2,29.6,29.1
1986,28.9,32.3,34.1,37.1,34.1,31.1,30.5,31.2,30.8,31.7,30.6,29.5
1987,29.4,31.1,33.5,36.3,36.2,31.3,31.4,31.2,32.1,32.5,31.4,28.8
1988,29.9,32.5,34.9,36.7,34,30.6,31.2,31,32.2,31.8,30.4,29.3
1989,29.4,31.1,33.5,35.3,33.1,30.9,30.7,30.9,31.1,30.4,30.6,28.6
1990,29.5,30.7,31.8,35.8,33.2,32.1,30.5,31,31.1,31.1,30.5,29
1991,29.8,32.7,35,35.9,34.9,30.6,31,30.7,31.6,31.5,29.5,28.3
1992,27.9,29.6,34.3,37,34,32.8,30.5,30.9,31.2,30.3,29.7,27.1
1993,28.2,30.8,33.4,36.3,34,31.4,31.7,30.6,31.6,32.1,30.7,29.9
1994,31,32.1,33.7,36.6,33.4,31.4,29.8,29.9,31.4,31.8,30.1,28.7
1995,29.2,30.8,34.9,38.1,35,31.9,31.1,30.9,31.4,31.9,29.9,28.4
1996,29.3,30.4,33.8,35.3,33.1,31.2,31,30.4,31.3,31.4,30.9,29.5
1997,28.9,30.9,33.6,34.6,34.9,32,30.8,31.1,30.9,31.9,30.9,29
1998,28.8,31.5,34.2,37,35.2,33.4,31.6,31.4,32.9,33.6,32,30.6
1999,30.4,32.9,34.6,36.1,31.9,31.8,30.8,30.3,30.5,31.5,30.5,28.6
2000,29.9,30.3,33.2,36.6,32.6,31.4,30.4,31.3,30.5,32,30.6,29
2001,29.7,31.8,33.7,37.5,32.2,30.3,29.5,30.5,30.7,30.7,29.5,29
2002,28.2,31.1,33.9,36.1,32,31.3,29.9,29.5,30.3,31.1,29.7,28.8
2003,27.8,30.7,32,35.6,33,30.2,30.5,30.2,31,31.3,30.9,28.6
2004,28.6,30.8,34.4,35.8,33,31.1,29.8,30,29.7,30.8,30.4,28.4
2005,28.3,32.6,33.8,36.4,33.6,31.7,30.7,29.7,30.9,30.8,30,28.2
2006,28.8,32.5,34.7,35.7,32.5,31.1,29.7,29.4,31,31.3,31,29.1
2007,28.3,30.5,33.5,36.3,32.2,31.1,29.9,30.4,30.9,31,29.4,28.7
2008,30.6,30.2,34.2,36.1,32.6,30.6,30.5,30.4,31.1,31.4,30.5,28.7
2009,29.2,32.6,34,36.7,33.4,31.4,30.6,31.1,32,32,31.3,29.4
