1901,29.2,31.1,33.8,35,33.2,32.1,31.7,31,31,31,30,28.5
1902,28.9,31,34.4,35,33.7,32.5,31.9,31.2,30.9,31.2,30.5,29.7
1903,29.3,30.4,34.9,35.9,33.5,31.6,31.6,30.5,30.4,30.8,28.9,26.1
1904,27.1,30.2,33.2,34.2,33,31.9,31.5,31.1,31.3,31.5,29.4,27.3
1905,30.5,31.5,33.2,35.1,33.5,32.2,31.9,31.4,31.4,31.5,30.5,31.2
1906,30.4,32.3,33.8,35.8,34.2,32.7,32.2,31.6,31.8,31,29.3,28.8
1907,29.1,31,33,34.5,32.8,31.7,31.7,30.9,31.1,31.5,30.6,27
1908,29.2,30.7,33.1,34.7,33,32,31.7,31,31.2,31.3,29.2,28.4
1909,29.1,31.3,33.7,34.8,32.6,32.2,31.5,31.3,31.5,31.7,29.7,27.9
1910,29.8,30.4,32.9,34.6,33.5,31.9,31.7,31.2,30.6,30.9,29.9,27
1911,28.4,30.5,33.7,35,33.2,32.4,31.7,31.5,31.5,31.1,31.2,29.7
1912,28.9,31.2,34.5,35.1,34.4,32.6,31.3,30.6,30.5,30.8,28.8,28
1913,28.4,31.4,33,35.3,32.2,31.8,31.1,30.5,30.8,30.9,29.2,27.8
1914,28.7,31.6,34,35.4,34,31.8,31.6,30.5,30.8,30.8,29.8,29.1
1915,29,32,33.8,35.3,32.7,32.1,31.4,31.3,30.7,31.4,29.3,26.9
1916,27.8,30.6,33.4,34.9,33.6,31.6,31.7,30.9,30.8,30.5,28.6,27.4
1917,28,30.6,32.2,34.9,33.1,31.4,31.3,30.4,30.8,30.5,29.2,27.1
1918,27.6,29.9,33.1,34.2,32.4,31.7,32,30.6,31.4,31.5,30.5,30
1919,29.5,30.8,35.1,35.3,33.3,32,31.6,31.2,30.7,30.7,29.5,28.6
1920,27.7,30.4,33.7,34.6,33.6,32,31.7,30.9,31.2,30.5,30.5,28.7
1921,28.1,30.4,33.6,34.9,32.8,32,31,31,30.3,30.7,29.1,28.8
1922,29.3,32.3,32.7,35.2,34.5,32.2,31.3,31,31,31,29,27.9
1923,29.4,30.1,34.4,34.5,32.5,31.7,31.1,30.4,31.1,31.2,30.7,28.8
1924,29.8,31,33.4,34.4,33.7,32,30.9,31,31.3,30.4,30.9,28.1
1925,28,29.2,33.5,32.4,33.2,31.7,31.8,31.4,31.3,30.6,30.9,28.1
1926,29.5,30.7,33.3,35.6,34,31.8,31.8,30.3,31.4,30,30.3,28.4
1927,29.2,30.4,33,33.7,32.7,31.7,31.6,31.1,30.5,30.6,31,29.7
1928,30.9,30.1,34.1,34.5,33.2,31.6,31.6,31.1,30.8,29.4,28.9,29.2
1929,30,30.9,32.6,33.9,33.7,31.9,31.2,30.9,30.7,30.7,29.1,30
1930,27.9,30.9,32.3,34.6,33.1,32.2,31.2,30.4,30.7,31,30.1,29.1
1931,30.2,31.2,35,36.6,34.4,32.6,32.1,30.7,30.4,29.3,28.9,28.2
1932,27.9,30,32.8,35.2,34.5,32.6,31.6,31.3,30.5,30.3,30.2,27.3
1933,28,31.5,33.5,35.3,33.8,32.6,31.5,31.2,30.8,30.6,28.6,28.5
1934,28.2,30,33,34,34,32.4,31.1,31,31,30,29.9,27.1
1935,30.1,32.1,34.5,35.4,33.5,32.6,31.3,30.9,30.6,31.5,30.9,28.8
1936,28.2,30.7,32.3,35.7,33.8,32.2,31.4,30.9,31.1,30.1,30.7,31.1
1937,30.2,32,35.3,36.3,32.2,32,30.4,30.6,30,30.9,31.1,30.6
1938,31.3,31.7,33.7,34.2,31.9,30.9,30.2,31.8,30.8,31.2,29.2,30.5
1939,30.9,31.9,35.2,34.6,33.9,32.8,32,31,30.9,31.6,31.5,26.4
1940,28.2,32.3,34,36,33.8,33.7,32.6,31.5,31.9,32.7,31.9,31.1
1941,34,33.2,35.3,36.6,35,33.5,32.7,30.7,32.1,31.3,30.8,30.6
1942,29.6,32.4,34.9,35.6,33.4,32.3,31.6,31.4,32.1,31.1,32.1,28.6
1943,28.8,31.9,34.9,34.1,34.4,32.9,32.3,31.1,31.6,31,29.7,28.1
1944,30.5,31.7,34.2,36.1,33.3,32.4,32,31.1,31.4,30.8,30.3,27.3
1945,30.1,30,33.2,35.1,33.4,32.3,32,31.5,31.6,30.3,31.6,30
1946,29.1,30.2,35,34.7,32.7,32.8,31.8,30.7,31,31.7,30.8,30.6
1947,32.9,32.3,33.5,34.2,34.1,32.4,31.5,31.6,31.5,31.5,30.7,29.3
1948,29.7,32.6,34.3,33.8,33.4,32.5,31.2,31.1,31.2,31.6,30.4,30.2
1949,29.3,32.8,35.1,34.7,33,32.5,31.6,31,31,31.7,30.2,29.8
1950,31.2,31.7,34.6,35.1,33.5,31.8,32,31.7,31.4,30.9,31.3,27.9
1951,27.9,31.8,33.7,34.7,32.6,30.7,31.8,31.5,32,30.6,30.4,28.8
1952,30.1,33.1,33.8,35.7,35.2,32.8,31.5,31,30.9,30.9,31,28.2
1953,29.7,30.5,35,34.7,33,32.1,32.3,31.5,31.7,32.8,31.2,29.7
1954,31.5,32,33.7,36.9,34.3,33.7,33.6,31.9,31,31.2,30.8,28.3
1955,27.9,32.9,35.1,35.6,35.2,32,32.7,31.3,32.2,31.5,29.8,28.8
1956,29.1,32.1,35.3,35,32.7,32.3,32.2,30.7,31.6,32,29.3,28.8
1957,30.9,31,33.2,35.7,35.9,32.9,31.9,32.4,31.9,31,31.7,31
1958,29.8,29.4,35.9,37.4,36.3,32.8,32,32,31.4,31.2,29.7,28.7
1959,29.9,32.4,32.5,36.4,34.8,34.9,32,31.5,30.6,31.8,31.8,31.8
1960,30.8,31.7,35.2,36.8,34.4,33.3,32.4,31.3,31.1,30.6,31.2,28.9
1961,29.2,30.5,33.9,35.9,34.1,32,32.1,31.5,30.6,31.4,30,30.1
1962,28.1,30.4,34.1,36.1,34.4,32.5,31.9,31.3,30.9,31.9,30.5,29.6
1963,26.9,30.5,33.3,35.8,35.3,32.2,30.8,31.7,31.2,31.1,31.3,29
1964,30.8,31,33.2,35.1,32.7,32.3,32.2,31.2,30.7,30.9,28.4,27.7
1965,28.5,32.1,33.3,34.5,33.4,30.6,31.9,31.6,31,32.1,31.4,30.5
1966,31.4,32.4,34,34.5,32,32.3,32.3,30.1,31,32,30.7,30.2
1967,27,29.4,34.4,34.1,33.4,32.4,31.8,31.7,29.7,30.6,30.3,27.7
1968,29.2,28.7,33.7,33.2,33,31.4,32.3,31.2,30.9,31.1,31.3,31.3
1969,30.1,31.5,33.4,35.2,34,31.6,31.2,31.5,30.9,31.7,28.9,27.4
1970,28.6,32,34.6,34.1,33.3,31.1,31.6,30.5,30.2,30.5,29.7,29.8
1971,27.6,29.9,33.1,35.4,33.2,31.3,30.7,30.4,31.4,29.7,28.4,27.8
1972,27.5,30.7,31.8,32.5,35.3,32.6,31.9,30.6,31.8,31.7,30.9,29.8
1973,30.3,33.9,35.4,37.2,33.8,32.8,31.7,30.8,30.6,30.7,29,27.4
1974,28.9,29.3,31.8,33.2,33.3,32.4,32.1,30.8,31.8,31.3,29.9,28.7
1975,28.3,31.8,34.1,36.4,32.9,31.6,31.7,30.4,31.1,31.1,29.4,26.4
1976,28.4,31.2,32.9,34.2,32.1,32.6,31.6,30.4,31.1,31.3,28.1,29
1977,28.3,29.2,33.1,34.3,33.9,34.7,31.8,31.8,30.9,31.7,29.3,28.8
1978,29.6,29.6,34.3,34.2,32.7,32.1,30.9,30.5,30,30.7,29.9,29.1
1979,31,32.5,36.3,34.7,32.3,31.2,32.9,31.2,31.4,31.6,30,29.6
1980,30.5,31.1,35.4,35.5,33.8,31.5,31.7,31,30.3,30.5,30.6,28.6
1981,28.5,32.2,34.5,33.6,32.6,30.9,30.7,31.1,31.9,30.5,29.9,26.6
1982,28.8,30.8,34.9,32.8,33.5,32.2,31.6,30.4,30,31.1,30.8,26.7
1983,27,31.9,33.5,37.4,34.3,32.8,32.7,31.1,31.5,30.8,29.3,27.4
1984,27.9,31.3,34.2,35.5,32.5,31.9,31.3,30.6,30.9,30.1,29.6,28.8
1985,28.9,31.2,32.8,34.1,32.9,31.1,31.7,30.8,30.8,30.8,30.8,28.7
1986,28.6,31.5,33.9,35,31.9,31.8,31.3,32,31.6,31,29.4,28.4
1987,29.5,31.1,33.9,35.3,34.7,32.5,32.2,31.8,31.3,31.9,31,27.1
1988,30.8,31.9,34,34.6,32.7,31.8,32.1,31,32,29.5,28.3,28
1989,29.2,31.1,31.7,36.1,33.4,31.5,31.9,31.3,31.1,30.6,30.1,28.7
1990,29.8,30.9,31.7,35.8,32.6,31.2,30.9,31.7,31.3,31.1,30.7,29.3
1991,31.5,32.2,35.5,36.2,35,32.6,32.4,30.8,31.8,31,29.9,28.7
1992,26.8,31.8,35.5,38,35.6,32.1,31.8,31.6,31.5,30.1,29.1,29
1993,27.9,31.5,34.8,35.7,34,33.2,32.6,31.5,31.7,31.7,30.9,28.5
1994,30.6,33,32,36.1,34.4,31.4,31.6,31,31.4,30.7,30.6,30.7
1995,29.4,30.9,34.4,36.6,33.7,33.1,31.4,30.8,32.1,31.7,30.1,28.6
1996,29.8,29.3,34.3,32.2,32.6,32.6,31.8,31.3,31,31.2,29.4,27.8
1997,29.2,29.7,33.4,32.9,34,33,31.3,31.5,31.5,32.6,31.9,31.3
1998,31.3,33.1,36,36.1,35.6,33.6,32.9,32.5,31.7,32.1,31,29.4
1999,29.8,32.3,35,33.3,31.7,32.1,32,31.8,31.3,31.3,29.7,25.7
2000,31.1,30.7,34.5,34,31.6,31.9,31.3,31.9,31.2,31.8,30.5,29.9
2001,32,33,33,38.1,32.7,32.2,32.1,31.8,31.5,32.4,28.6,29.5
2002,29.6,32.4,33.3,35.7,33.5,32.3,32.1,30.4,30.6,31.4,31.2,30.4
2003,29.1,31.7,32.8,36.2,35.4,33.2,32.3,31.9,31.6,32,31.8,27
2004,30.3,29.6,34.5,34.9,33.6,32.2,31.1,31.5,31.1,32,31.7,30.8
2005,30.1,34.2,33.3,35.6,33.9,32.3,31.8,31.2,31.4,31.4,31.4,28.1
2006,30.9,32.5,34.3,34.3,33.3,33,32,30.9,31.9,31.8,32.1,29.7
2007,28.5,32.5,34.6,35.1,33,31.9,32.8,30.9,31.2,30.5,29,30.7
2008,29.2,27.2,33.3,34.4,31.7,31.5,31.4,31.3,31,32.2,29.6,28.2
2009,27.9,33.8,33.8,34.6,32.9,32.3,31.2,32.1,31.8,32.7,32.6,30.7
