1901,30.1,30.1,28.7,23.9,22.4,20.5,22.3,22.9,25.4,28.2,28.7,30.3
1902,29.7,32,29.7,26.8,23.9,22.9,22.8,20.8,25.9,26.6,30.1,30.9
1903,29.7,30.7,30,25.4,21.3,21.7,21,22.8,25.8,25.8,29,30
1904,29.2,29.3,29.9,26.3,20.4,19.8,22.1,22.9,25.2,26,29,29.3
1905,29.1,29.2,28.7,25.3,22.2,21.3,20.6,23,25,29,28.1,29.8
1906,31.1,30.9,29.8,26.3,24.3,21.1,22.1,23.4,23.9,27.6,29.3,29.6
1907,30.1,30.7,30.8,26.5,20.7,20.7,20.9,22,25.5,26.8,28.9,31.3
1908,30.5,29.7,28.7,26.2,22.4,21.9,22.5,21.8,24.9,26.7,29,30.3
1909,30.9,30.2,28.6,26.3,19.9,20.1,21.7,24.9,25,26.3,28.2,28.5
1910,31.2,29.5,29,27.5,21.7,22.1,20.5,24.2,24.4,26.2,29.1,29.7
1911,31.5,30.7,28,26.1,23,18.9,20.3,22.3,24.2,26.2,30,31.2
1912,31.2,31.9,30.1,26.7,23.8,22.3,20,23.4,23.2,27.1,29.9,31
1913,28.5,29.5,28.5,26.5,22.4,19.3,23.3,22.7,24.4,26.9,28.8,29.1
1914,30.5,29.8,29.8,26.6,21.8,23.2,24.4,22.6,24.7,27.1,28.9,29
1915,30.6,32,27.8,27.9,24.6,18.1,20.4,23.7,23.6,26.1,27.2,29.4
1916,29.9,28.1,27,25.9,22.6,20.2,18.9,21.9,25.8,25.9,29,29.2
1917,30.9,29.6,28.1,24.1,20.1,19.3,19.1,21,24.9,25.3,26.7,30
1918,30.3,28.5,27.8,25.1,21.1,19.2,19.5,21.9,24,26.3,28.9,29.1
1919,30.2,28.8,29.2,26.7,24.3,21.2,22.4,21.5,21.4,26.4,27.9,30
1920,30.7,30.4,30,27.3,22.6,20.2,19.5,21.2,24.1,27.2,29.8,30
1921,30.6,30.1,28.9,25.4,24.1,18.5,19.6,23.6,23.9,26.5,28.4,31.8
1922,30.5,29.9,28.7,26.4,22.2,19.5,22.3,23.6,24.8,24.7,29.2,29.8
1923,31,30.6,30.1,27.8,20.5,20.6,19.3,23.6,24.8,26.7,28.8,31.3
1924,29.7,29.8,29.8,25,20.9,21.1,20.4,21.2,23.4,25.3,27.4,30.8
1925,30.2,31.3,29.2,27.2,22.3,18.7,19.2,25.6,25,26.1,29.1,31.2
1926,31.3,30.4,31.4,26.6,21.7,22.6,20.7,24.2,26.4,27.8,30,30.4
1927,31.1,31,30.1,26.5,22.2,19.9,21.1,22.8,25,27.1,29.2,29.7
1928,31.5,30.8,29.7,27.9,22.5,19.9,20.6,22.3,23.9,27.1,29.8,30.6
1929,31.6,30.7,29.2,26.1,21.7,19.7,20.8,22.6,24.1,27.3,29.1,30.7
1930,30.8,30.1,29.8,27.1,23.4,24.6,21.1,22.9,23.9,26.4,28.9,30.4
1931,31.8,31.2,30.2,25.9,20.8,19.1,21.6,23.5,23,27,28.2,31.1
1932,31,30.7,29.9,27.4,21.7,20,23.8,21.7,24.9,27.8,29.9,30.2
1933,31.7,31.5,30.3,27.4,24.1,20.4,19.4,24.2,25.5,28.8,29.2,30.9
1934,31.6,30,31,25.2,23.8,23.4,21.5,23.6,25.3,26.7,30.2,30.5
1935,31.8,31.4,31.6,25.7,22.2,23.3,21.7,23.2,23.8,26.4,29.1,31.4
1936,32,30.3,30.5,26.3,25.9,23.1,21.6,21.5,25.2,28.3,29.5,31.3
1937,30.5,30.7,29.4,25.1,21.7,22.5,22.4,25.6,24.9,26.7,29.1,30.5
1938,31.3,30.2,30.7,25.5,23,22.2,21.9,22.9,25.4,27.2,29.6,31
1939,33.1,31.4,29.3,26.7,24.2,22.2,20.8,25.2,24.7,28.4,28.4,29.3
1940,30.8,31,30.3,27.1,24.7,23.3,24.3,24.1,25.5,26.9,29,33.1
1941,32.4,30.9,29.8,27.3,22.3,19.9,22.1,25.8,23,28,28.7,30.1
1942,32,32.3,29.6,27.1,21.3,19.3,19.5,25.1,25.7,28.6,31.7,31.9
1943,31.7,32.3,31.7,26.3,24.3,21.5,22.9,21.2,25.9,28.5,29.9,31.3
1944,32.6,32.3,30,26.8,23.7,22.9,22.2,26.1,28,29.6,29.5,32
1945,32.6,32.4,29.7,28.8,23.1,19.7,23.1,27.2,25,29.6,29.6,30.5
1946,30,31.7,29.1,25.6,23.5,20.5,19.7,25.4,27.1,27.9,30.6,30.2
1947,31.6,31.8,29.3,26.8,23.9,23.2,19.9,22.7,24.9,25.8,29.1,30.2
1948,33.1,30.7,29.2,26.7,22.8,22.9,22.6,22.1,26.4,27.4,29.1,31.4
1949,31.7,31.1,31.5,25.7,23.3,22.8,22.6,23.8,25.2,26.1,30.4,30.7
1950,30.2,30.5,28.6,27.6,25.4,22.3,22.5,26.1,25,26.9,29,31.1
1951,30.8,29.7,28.7,25.9,23.8,21.7,21.6,22.4,25.5,27.5,29.9,30
1952,32,30.5,30.5,23.8,24.8,19.9,22.5,25.4,24.2,26.5,29.5,30.9
1953,31.9,30.8,31.1,25.9,24.3,22.1,18.2,25.3,27.1,27.5,29.5,31.6
1954,31.4,31.7,29.7,27.1,22.1,23.4,22.1,24.4,25.8,26.7,31.4,30.3
1955,31.8,32.9,29.8,27.4,22.6,22,18.5,23,26,26.4,29.3,31.5
1956,31.1,31.4,29.5,25.5,20.2,19.9,21.2,22.6,26.6,28.1,29.3,31.1
1957,31,29.4,30.1,26,24.9,21.7,20.3,23.9,24,29.5,30.2,31.6
1958,32.8,32.4,30,26.2,23.2,23.5,24.1,22.7,24.9,27.6,29.3,30.6
1959,31.8,31.2,29.8,27.2,23,21.8,23.8,22.9,26.4,28,29.7,30.1
1960,32.1,29.8,29.3,26.4,20.5,21.6,22.9,23.6,25.1,28.6,29,31.7
1961,32.3,31.2,28.4,25.3,23.2,21.7,23.3,26.9,25.7,28.9,30.2,32
1962,31,30.2,30.3,26.5,22.4,20.7,18.3,22.7,26.5,25.9,30.8,33
1963,32.1,31.4,30.6,28,24,20.9,23.5,25.6,25.7,28.8,29.5,30.7
1964,33.6,31.3,30.4,27.5,23.4,20.7,20.8,23.6,25.8,27.9,29.7,30.2
1965,31.2,30.3,28.4,26.3,23.4,23.4,21.8,24.3,25.7,28.7,30,30.2
1966,31,30.3,29.4,27.5,23.9,22.9,22.7,23.3,23.8,27.4,30.7,31.3
1967,30.1,30,28.8,27.4,25.3,19.9,22,25.9,26.1,29.7,28.9,32.2
1968,31.3,31.4,30,24.4,20.9,22,22,23.1,23.5,26.9,31.4,31.6
1969,30.4,32.1,29.7,25.6,23.1,20.6,22.4,22.4,26.5,26.5,29.7,30.1
1970,31.5,31.3,29.7,28.2,24,21.2,21.3,22.4,23.7,26.8,26.8,30
1971,29.8,29.6,28.3,24.5,21.4,19.7,21,25.1,25.5,25.8,29.4,30.2
1972,30.6,29.6,29.1,24.5,23.9,22.6,21.1,21.7,25.8,26,27.9,29.2
1973,30.9,31.3,29.2,28.4,22.2,21.3,20.1,20.8,23.5,27.6,28.6,29.2
1974,30.1,29.8,28.9,25.9,23.3,19,22.3,22.5,24.6,26.2,28.3,29.5
1975,29.7,30.8,29.3,25.8,22.3,21.3,19.7,24.5,24.9,26.2,29,30.4
1976,29.9,29.8,28.6,25.1,22.3,20.1,21.5,22.2,23,27,29.1,30.1
1977,29.9,32.1,30.1,26.2,23.2,22.6,25.1,22.8,26.6,29.3,28.7,30.3
1978,31.5,31.9,31.3,26.1,22.2,21.4,23.6,21.3,25.1,28.3,29.5,31.4
1979,31.8,31.1,29.2,24.9,21.3,20.9,21.2,24.4,23.5,27.6,28.2,29.7
1980,30.2,32,31.3,28.5,23.9,20.8,22.3,24.3,22.9,27.9,28.6,30.3
1981,30.8,31,30.3,27.2,26,19.8,20.8,23.5,24.9,27.1,29.8,29.2
1982,31.4,30.5,29.9,27.6,23.4,21.8,23.5,24.7,26.1,27.6,27.8,29.4
1983,31.2,30.5,28.8,26.5,23.8,19,20.9,22.6,22.6,27.3,28.1,31.3
1984,31.4,32.5,29.4,24.9,24.2,21.7,23.1,21,24.8,29.8,28.5,29.3
1985,31.3,31,30,26.9,23.2,21.4,21.5,22.7,24.6,28.4,32.2,33.3
1986,32.6,30.6,28.9,26.9,23.8,22.5,21.7,23.8,24.3,27,29.8,30.2
1987,31.2,29.1,29.9,26.6,20.5,20.9,24.4,22.4,24.9,26.7,29.9,29.7
1988,32,29.1,31.6,26.2,20.3,19.5,19.6,24.4,25.7,27.4,30.4,31.5
1989,29.4,30.1,29,26.2,22.7,20.5,20.1,22.9,23.1,26.6,29.2,30.3
1990,29.9,30.1,30,26.8,21.6,19.8,18.4,23,22.8,28.3,30.4,30.4
1991,31.1,30.8,30.4,27.3,23.9,22,21.6,24.1,26.6,28,29.7,30.4
1992,31.1,31.4,28.6,26,23.2,23.4,19,21.7,24.7,27.6,28.9,31.5
1993,30.9,31.7,30,28.1,23.4,21.1,20.7,22.8,23.9,27.9,29.4,31.5
1994,31.7,30.1,29.2,27.1,25.8,24,22.7,24.2,24.2,28.2,28.4,32.1
1995,30.5,30.4,29.2,25.6,22.2,23.7,24.1,25.5,25.3,26.8,31.3,32
1996,31.4,30.2,28.5,27.2,23.8,19.4,20.7,24.9,24.2,27,30,30
1997,31.3,30.7,29.9,26.6,23.6,21.2,24,24,26.5,27.4,29,31.4
1998,31.9,30.3,28.8,25.6,22.6,21.8,23,23.5,24.5,27.7,30,30.2
1999,30.9,30.7,31.2,26.3,22.1,20.8,20.6,24.8,27.2,27.3,28.6,31.3
2000,31.5,31,30.4,27.3,21.8,22.2,19,24.6,24.9,28.8,29.4,30.4
2001,30.9,30.8,30.2,28.3,21.6,21.4,23.5,26.5,25.6,28.4,31,30.9
2002,31.5,31.1,31.3,28.8,24.1,22.8,22.6,24,25.2,29.4,29.6,31
2003,32.2,31.1,29.9,27.1,22.7,24.3,22.3,21.7,25.7,28.7,29.2,29.8
2004,30.5,30.8,30.2,28.7,20.4,21.7,21.8,23.3,26.8,27.9,28.3,30.1
2005,31.6,31.7,31.9,27.1,24.2,20.6,21.3,25.3,21.9,27.2,30.2,31.5
2006,32.4,31.5,30,26.7,21.3,21.1,24.4,24.3,24.8,29.7,30.1,32.3
2007,31.1,31.6,30.2,28.2,21.3,22.1,19.7,22.5,27.8,29.1,29.1,31
2008,30.8,30.3,30.1,26.5,22.2,19.8,23.7,23.8,24.1,27.7,30,31.4
2009,30.1,30.8,31.2,28.9,23.6,19.3,18.9,23.6,24.6,28.1,31,30.5
