1901,28.2,28.5,26.8,21,19.6,18.8,15.2,16,20.5,22.9,24.8,28.2
1902,29.6,29.9,26.6,24.2,21,17.9,15.1,14,19.2,21,24.8,28.1
1903,28.8,28.9,27.7,22.2,18.8,16.4,15.2,16.7,21,21,25.2,27.5
1904,28.7,27.5,26.5,24.1,18.5,16.2,16.9,15.8,19.9,21.6,24.9,26.7
1905,28.3,27.7,27.5,22.3,17.4,16.3,13.8,16.4,19.6,22.1,24.4,27.8
1906,30.1,29.5,28.3,23.6,20.4,13.6,15.9,17.5,18.6,22.4,24.6,26.8
1907,29.8,29.5,27.1,22.5,17,15.1,14.8,15.4,17.6,20.5,25,28.8
1908,28.9,28.2,27.1,22.4,18.1,16.8,15.6,15,19.1,21.7,24.4,28.2
1909,29.5,27.4,25.3,23.2,16.5,14.1,15.1,18.7,19.8,20.8,22.8,26.7
1910,29.5,27.4,24.4,22,17.7,16.3,14.1,17.1,18.6,21.3,25.2,28.7
1911,29.9,28.1,25.2,21.9,18.7,13.5,14.9,15.6,17.1,20.5,24.9,27.6
1912,29.9,28.9,27,22.2,18.5,16.3,14.1,15.9,19.1,22.6,24.7,29.2
1913,29.2,30.8,25.2,24.2,20.3,15.3,18.1,17.5,19.4,21.6,25.2,27.5
1914,30.5,28.2,25.9,22.9,19.8,18.9,18,17.6,18.5,21.5,23.6,26.4
1915,29.1,29,24.2,23.5,19.4,12.1,15.1,17.6,18.2,21.7,25.3,28.4
1916,29.5,28.5,24.6,23.9,19.2,13.2,12.2,16.5,20,22.5,25,27.8
1917,30.4,28.6,25.2,22.2,16.8,15.9,13.9,15.1,19.2,20.8,24.7,29.5
1918,30.2,28.2,26.4,23.2,17.4,14.9,14.6,16.5,18.3,21.4,25.6,28.2
1919,30.8,28.4,26.9,23.6,21.8,15.9,16.3,15.7,17.9,21.2,24,28.4
1920,30.4,28.5,27.3,24.3,20,14.6,13.4,16.4,19.9,21.4,25.1,28.3
1921,28.4,28.6,25.6,22.4,20.7,12.8,13.8,16.2,19.6,22.2,24,29.7
1922,29.2,27.5,26.4,21.6,19.2,14.7,18.5,17.2,19.6,19.8,25.8,28
1923,30.1,29.5,28.3,23.2,17.1,16.7,13.6,17.1,19.7,19.9,24.7,27.1
1924,28.7,28.5,26.8,21.1,16.9,15.4,14.4,15,18.2,20.9,23.3,30.1
1925,30.2,31.2,28.7,22.5,17.1,13.8,13.8,18.3,19.3,21.2,25.5,28.9
1926,31.7,31,28.1,22.5,17.8,16.5,14.6,18.3,19.6,21.7,25.9,29.1
1927,30.4,31,28.4,23,18.9,15.3,16.1,18,18.8,21.2,25.2,27.3
1928,29,26.7,26.4,24,18.9,14.3,16,16.6,18.6,22.6,26.6,29
1929,31.2,28.9,26.5,24.6,19,15.1,15.9,17.1,19.6,21.5,25.6,29.3
1930,30.1,29.2,26.4,24.5,20.2,19.4,14.3,15.5,19.5,20.9,25,29
1931,30.4,30.6,27.6,22.3,16.2,14.2,14.9,17.4,18.1,23.4,24,28.4
1932,31.5,29.1,27.5,23.8,17.5,16.2,19.6,16.4,20.3,23.3,27.4,28.8
1933,29.4,28.5,26.3,23.6,21.3,15.9,13.4,18.9,19.8,23.3,25.3,28.5
1934,31.6,27.9,27.1,20.4,19.2,17.3,15.9,17.6,19.1,21.7,24.7,28
1935,29.2,29.1,28.2,21.4,21.9,17.4,15.8,17.7,18.6,20.1,25.6,28.3
1936,29.4,28.4,27.4,23.1,20.4,17.4,16.9,16,19.2,22.3,24.6,28.6
1937,29.4,30.3,26.3,23,18.5,18.5,14.7,17.8,19,20.1,24.5,27.6
1938,28.8,28.5,26.2,21.7,20.2,17.2,15.8,16.4,20.2,22.3,24.6,29.4
1939,31,29.2,26.9,22.2,20.6,18.3,17.4,19.6,18.5,23.2,24.2,26.7
1940,31,28.8,26.7,22.3,20.5,17.7,17,15.5,19.1,19.8,25.1,28.1
1941,29.2,27.7,24.6,22.8,18.6,17.8,17.3,18.6,18.8,23,25,28
1942,32.1,30.6,26.8,23.8,17.4,15.3,14.5,18.7,20.2,22.6,28.1,30.7
1943,32.2,33.5,28.1,23.3,20.5,16.9,18.5,15.5,20.7,24.5,25.1,30
1944,28.5,30.8,26.6,23.5,19.8,18.1,17.9,20.3,23.4,23.5,25.8,30.4
1945,31.9,29.6,27.4,26.7,20.8,15.6,16.3,19.9,20.1,24.3,25.5,28.4
1946,29.1,29.9,26,23.3,19.8,15.2,14.9,18.1,21,22.5,26.9,27.4
1947,29.7,30.6,26.3,22.6,19.2,18.6,14.9,16.2,19.5,23,26.6,27.8
1948,29.8,28.3,25.2,22.7,19.2,18.4,16,15.5,20.6,21.9,25.1,31.3
1949,30.6,29,26.5,23.8,19.6,17,16.1,17.2,19.5,20.8,27,29.4
1950,30.2,29.8,27.8,24.1,21.4,17.2,15.7,18.2,18.5,21.6,24.7,28.3
1951,31.3,28,26.1,22,21.7,19.4,19.7,20.1,20.3,23.1,27.3,28.3
1952,33,32,29.9,24.1,22.6,15.5,17.8,19.3,20.6,23.8,26.7,29.9
1953,31.7,32.5,29.2,24,21.8,18.7,14.5,20.2,22.7,22.9,27.1,30.3
1954,31.6,31.7,29.7,24.4,20.7,17.9,16.2,18.4,20.4,23.6,27.6,30.3
1955,33.7,29.7,27.1,24,19.4,16.5,14.5,18.9,21.1,22.1,29.5,30.7
1956,29.5,29.2,29.2,22,17.6,18,17.3,18.9,20.5,24.9,27.7,30.8
1957,34.2,28.1,29,23.2,24.6,16.7,14.9,17.1,19.3,23.2,25.4,29.1
1958,30.1,27.9,26.1,23.1,19.1,19.2,21.2,16.8,22.1,24.8,26.5,28.2
1959,30.5,30.5,27.3,23.1,19.3,16.6,18.5,17.2,20.5,24.9,26.1,29.4
1960,32.8,32.5,29.6,24.6,20.2,18,16.4,17.9,20.4,24.1,25.9,29.5
1961,31.2,28.9,26.7,22.2,21.1,16.7,15.9,20,20.4,24,27.1,28.8
1962,29.8,29.9,29.6,23.4,18.5,17.3,13,18.1,20.6,22.5,28.1,30.4
1963,29.6,29.7,26.8,24.8,20.3,17.5,18.6,17.2,18.8,21.3,23.2,28.5
1964,30.8,29,25.4,22.4,21.3,14.8,15.9,18.8,19.9,21.9,24.8,29.6
1965,33.3,33.4,26.3,23.8,18.9,20,15,17.6,18.6,23.7,26.5,26.8
1966,29.9,29.9,25.5,23.1,20.7,18.1,17.4,16.6,18.2,22.2,26.4,27.1
1967,29.8,29.8,27.2,23.8,20.8,13.5,15.8,17.3,19.9,22.8,26.2,32.2
1968,31.1,30,26.7,21.3,19.1,16.3,17.8,18.2,20.5,22.5,27.7,28.1
1969,30,28.7,27.4,24.3,20.9,17.8,18.1,16.4,21.2,22.7,26.1,30.4
1970,30.4,32.1,28.2,26.1,20.4,15.4,16.9,18.3,22.2,22,24.8,28.9
1971,29.2,27.1,27,22,18.5,14.1,18.1,19.4,21.2,23.4,28.8,30.9
1972,30.5,30.3,25.8,23.8,21.9,18.8,15.6,16.9,21.3,21.6,24.5,28.2
1973,29.5,28.1,27.8,23.4,19.2,17.8,14.6,17.6,20.3,23.3,25.1,28.4
1974,30.5,27.2,27,24.9,21.1,16,18.6,17.8,18.4,23.3,28.7,28.3
1975,31,29.8,26.6,23.7,20.7,18.2,14.9,16.9,20.3,23,25.9,31.5
1976,30.2,29.3,24.2,22.8,19.7,16,16.3,17.2,20.2,22.8,25.7,28.3
1977,30,28.2,26.8,24,18.2,17.2,17,18.1,21.7,24.9,26.2,28.9
1978,29.6,28,27,22.8,19.7,15.7,17.9,17.1,21.6,22.6,26.4,29.9
1979,32.9,31.7,27.5,23,20.4,18,18.4,19.5,20.3,24,24.9,28.5
1980,33.4,30.9,30.2,25.8,21.8,16.2,16.5,18.8,21.6,22.2,25.7,30.3
1981,29.4,29.1,26.9,23.7,23.1,15.3,15.9,20.3,19.5,23.3,26.6,29.9
1982,30.7,28.2,28.2,24.6,21.2,16.6,16.3,18.8,21.4,22.3,25.1,30.4
1983,30.8,28.8,26.5,23.5,19,14.8,13.9,17.4,19.5,24.8,26.1,30.4
1984,30.6,29,27,21.7,19.9,14.1,14.6,16,19.6,24.4,25.3,27.5
1985,30.7,30.1,27.4,22.3,21,17.4,16.1,17.5,20,22.6,27.2,28.4
1986,31.2,29.6,25.9,23.3,18.8,18.5,16.9,18.3,20.7,22.9,25.7,29.4
1987,31.4,30.9,28.7,24.3,17.6,17.2,18.4,17.2,19.1,23,26.1,28
1988,30.3,28.4,29,22.3,16.9,14.5,15.3,18.2,19.4,22.6,27.2,30.8
1989,33,32.2,27,24.4,20.2,17,15.5,20.3,19.2,22.9,26.6,30.5
1990,32.9,28.4,26.6,23.6,19,15.9,15.6,21.8,19.5,24.9,27.4,26.7
1991,29,29.8,28.7,23.6,21.2,16.3,14.8,18.9,21.6,22.2,25.2,28.6
1992,29.4,29.5,27.5,22.2,19.4,18.7,12.7,17.9,19.9,23.5,24.6,28.3
1993,31.1,27.9,27.6,24.6,19.1,16.2,13.8,18.3,19,23.5,25.4,28.7
1994,29.2,27.5,27.4,23.4,21.1,17.9,15.9,17.4,21.3,22.3,27.2,31.3
1995,30,28.6,27.2,23.4,19.4,16.2,16.1,17.8,20.7,22.6,26.7,31.6
1996,30.2,29.8,28.3,23.8,19.7,15.5,14.2,20.9,20,23.2,27.8,30
1997,31.9,28.5,28.9,25.2,21,15.9,18,19.9,20.2,22.8,25.8,27.5
1998,28.2,27,25.5,22.3,19.2,16.4,17,17,19.2,25.4,26.1,29.2
1999,29,28.8,28.7,20.7,19,16.1,15,19,21.4,23.3,27.2,30.8
2000,31.8,30.3,26.3,23.2,19,17.2,13.8,17.5,19.3,22.5,25.1,29.4
2001,30.3,30.6,27.8,23.3,18.7,17.4,16.3,21.3,20.3,22.9,26.2,28.5
2002,29.9,28.1,27.2,22,21.6,15.5,15.7,20,20.4,24.9,26.5,27
2003,31.1,28.8,27,22,19.7,17.7,16,16.6,20.7,24.8,26.1,27.2
2004,31.8,28.6,28.8,25.1,18,17.6,16.6,19,21.6,23.6,25.1,29.1
2005,32.3,28.8,26.8,22.2,20.3,19,16.8,18.7,19,22.6,28.2,28.8
2006,31.4,29.6,26.4,24.4,19.1,17.7,19.1,17.2,21.1,25.9,26.2,29.9
2007,29.3,30,25.6,23.8,17,15.8,14.4,15.4,21.9,23.3,25.4,29.3
2008,31.1,29.8,27.2,25.1,21.2,15.5,18.6,18.9,20.6,23.6,30.2,30.2
2009,32.5,29.8,28.3,25.6,21,16.6,15.7,21.6,18.3,24.1,25.9,26.8
