1901,28.7,28.8,27.3,22.1,19.7,18.7,16.8,17.1,20.4,23.6,25.2,28.2
1902,29.7,30.1,27.6,24.9,21.3,18.7,17.1,15.6,19.9,22.1,25.8,28.8
1903,28.9,29.3,28.7,23.2,19.2,17.8,16.7,17.9,21,21.8,25.8,28.5
1904,29,28,27.6,24.5,18.7,16.7,17.8,17.2,20.4,22.4,25.5,27.4
1905,28.7,28.3,27.6,23.4,18.4,17.1,15.7,17.6,20.3,23.6,25.1,28.4
1906,29.8,29.2,28.2,24.1,20.8,15.5,17.2,18.8,19.1,23.3,25,27.5
1907,29.6,29.4,27.9,23.4,17.5,16.3,15.9,16.6,18.7,21.4,25.2,29.1
1908,29,28.3,27.4,23.3,18.8,17.7,17,16.2,19.6,22.3,24.8,28.4
1909,29.8,28.4,25.9,23.6,17.1,15.6,16.7,19.1,20,21.6,23.9,26.9
1910,30,28,25.8,23.3,18,17.5,15.5,18.2,19.1,21.9,25.4,28.7
1911,30.1,28.5,25.9,22.9,19.3,14.6,15.8,16.8,18,21.3,25.7,28.2
1912,30.2,29.6,27.8,23.3,19.6,17.2,15.3,17.3,18.8,22.7,25.2,29.4
1913,29.4,30.8,26.8,24.9,20.7,16.4,18.7,18.5,20.1,22.7,25.7,27.8
1914,31,28.9,26.9,23.9,20,19.5,19.1,18.6,19.8,22.9,25.2,27.2
1915,29.8,29.7,25.9,24.9,20.5,14.4,16.5,18.7,19.3,22.5,25.6,28.7
1916,30.1,28.7,25.8,24.3,20.1,15.4,14.6,17.6,20.5,22.9,25.6,28.2
1917,30,28.9,26.3,23,17.1,16.4,15.2,15.9,19.7,21.8,24.5,28.9
1918,29.9,28.6,27,23.7,18.3,16,15.7,16.9,18.4,22,25.5,28
1919,29.9,28.4,27.4,24.2,22.1,17.3,17.3,16.9,18.2,21.7,24.4,28.3
1920,30.6,28.9,27.8,24.8,20.1,16,15.7,17.1,20.1,22.5,25.4,28.7
1921,28.9,28.8,26.8,23.1,20.5,14.4,15,17.8,19.8,22.5,24.3,29.3
1922,29.4,27.9,27.2,22.8,19.6,16.3,19,18.5,20.2,21,25.7,28.1
1923,30,29.5,28.6,24.3,18.2,17.5,15.1,18.1,19.9,21,25.1,27.9
1924,28.7,28.4,27.7,22.6,18.2,16.8,16,16.2,19,21.3,24,29.5
1925,30.4,31,28.6,23.8,18.3,15.2,14.9,19.2,20,22,25.7,29
1926,31.1,30,28.3,23.5,18.4,17.6,16,19,20.2,22.4,26,29.2
1927,30.3,30.5,28.8,23.9,19.2,16.6,17.1,18.4,19.1,21.8,25.5,27.8
1928,29.1,27.6,27.3,25.1,19.5,16,17.4,17.5,19.4,23.1,26.5,29.2
1929,30.7,29,27,24.3,19,16.4,17.5,18,20.3,22.5,25.4,29.4
1930,30.3,29.3,27.2,24.6,20.7,19.6,15.9,17.2,19.8,21.8,25.2,28.9
1931,31.2,30.4,28.4,23.6,18,15.8,17.2,18.8,19.2,24.1,25.2,29.3
1932,31.5,29.9,28.6,25.4,19.2,17.5,20.6,18.3,21.5,24.5,28.3,29.2
1933,30.2,29.6,25.8,24.5,21.8,17.1,16.2,19.9,20.4,24.2,25.9,28.6
1934,31.4,28.8,28.6,22.9,20.4,18.6,17.7,19.4,20.3,23.5,25.4,28.7
1935,29.9,29.7,29.1,22.9,21.2,18.5,17.8,18.7,19.6,22.1,26.7,29.3
1936,30.6,29.2,28,24.5,21.7,19.8,19.2,18.1,20.1,23.8,26,29.3
1937,29.3,31,27.7,23.8,19.3,19.1,17.4,19.5,20.3,22.4,25.9,28.1
1938,30.1,29.3,28.1,23.5,20.8,18.3,17.6,18.1,21.1,23.6,25.6,29.4
1939,31.9,30.1,28.1,23.7,20.2,18.3,18.1,20.6,19.7,24,25.1,27.5
1940,30.6,29.4,28.6,24.3,21.1,19.3,19.6,18.3,20.1,21.2,25.9,30
1941,29.8,28.5,26.4,24.6,19.9,18.6,18.2,19.9,19.3,23.6,25.7,28.1
1942,32,30.8,28.1,23.9,18.8,16.7,15.6,19.6,20.8,23.1,28.1,29.9
1943,31.7,32.1,28.9,24,21,18.2,19.2,16.9,20.8,25.7,25.9,29.2
1944,29.1,30.7,27.9,24.3,20.4,18.5,17.9,20.4,23.2,25.2,26.2,29.5
1945,32,30,27.9,26.4,20.4,16.3,18.1,20.9,20.4,24.7,26.4,28.5
1946,29.5,29.7,26.9,24,20.8,17.3,16.4,19.5,21.3,23.6,26.9,27.9
1947,30.1,30.7,26.7,23.6,20.5,19.2,16.6,17.8,19.8,22.8,26,27.9
1948,30.5,29,26.5,23.8,19.9,19.6,17.6,16.7,21.1,22.8,26,30.9
1949,30.5,29.8,28,24,19.9,18.7,17.5,18.6,20.4,21.4,27.6,29.5
1950,29.8,30.4,29.5,25.4,22.1,18,16.8,18.3,20,22.9,25.8,29.7
1951,32.2,28.5,26.6,23.1,22,19.8,19.8,20,21.7,23.1,27.2,29.1
1952,31.6,31.5,29.7,22.9,22.3,16.4,18.9,19.9,20.2,23.5,27.5,29.7
1953,31.7,31.1,30.7,23.7,21.5,18.4,14.9,21.7,21.8,22.5,26.2,29.3
1954,30.5,30.2,28.7,24.1,19,17.8,16.5,20,20.1,22.3,26,29
1955,31.8,29.8,27,23.1,18.3,16.3,14.2,18.7,19.5,20.6,28.2,30
1956,29.3,28.1,27.5,21.4,16,17.5,15.5,18.1,19.9,23.6,26.3,27.9
1957,32.1,27.6,28.3,23.6,24,17.5,16.2,17.9,18.5,23.5,26.1,29.1
1958,30.5,29.3,27,23.7,19.8,18.6,20.8,17.3,21.8,23.4,26.3,28.2
1959,29.3,29.8,27.7,24.6,19,17,19.8,17.7,19.4,23.9,26.1,28.5
1960,30.3,30.3,27.9,22.5,17.9,17.3,17.7,18.8,20,24.4,26.3,29
1961,31.1,29.4,26.4,22.5,21.3,17.5,17.2,20.9,20,24.7,27.8,29
1962,29.6,28.8,28.7,22.7,18.7,18.6,15.1,18.6,20.4,22.5,27.8,27.9
1963,29.3,29.8,27.9,24.5,20.5,18.4,17.7,17.9,19.9,21.8,24.2,26.7
1964,30.4,28.7,26.2,22.5,20.5,15.2,16.2,18.7,19.8,22.5,24.1,28.4
1965,33.1,32.9,27.3,23.5,19.3,20.7,16.6,17.2,19.4,24.4,26.9,28.2
1966,29.1,27.1,26.9,22.9,20.2,18.9,17.7,17.1,18.7,21.5,27.1,27.2
1967,29.5,30.1,27.1,23.4,22.5,13.6,17.2,18.8,20.3,23.8,22.3,31.6
1968,30.4,30.8,27.5,20.7,17.3,16.8,18.4,19,19.6,23,28.3,28.6
1969,28.9,29.3,27.9,25.1,21,18.5,18.5,16.9,20.9,22,25.6,29.3
1970,29.5,30.9,28.6,26.1,20.3,17.2,17.3,18.9,21.7,21.9,24.9,29
1971,30.3,28.3,27.3,23.1,19,14.9,19.2,20,21.7,25.4,28.2,31.2
1972,29.5,29.6,27.2,24.3,22.9,20.1,17.6,17.9,22,21.9,22.8,29
1973,29.6,28.8,28.2,24.8,19.7,18.7,16.7,18.3,19.8,24.3,25.2,28.7
1974,30,28.1,27.8,25.8,22.2,16.5,19.3,19.2,19.2,24.2,26.3,28.2
1975,30,29.8,27.4,24.5,21.1,18.9,16.9,18.2,20.3,23.7,26.1,30.7
1976,29.6,29.2,25.7,23.5,19.8,17.2,17.3,18.7,20.3,23.7,26.1,28.3
1977,30,29,28.6,24.6,19.1,19.1,18.8,19.1,23.3,26.5,27.9,29.8
1978,30.6,28.8,28.3,23.9,19.7,17.9,18.5,18.4,22.4,24,26.7,30
1979,31.2,31.5,27.7,23.7,19.7,17.9,18.7,20,20.1,23.7,25.9,28.3
1980,31.9,30.9,30.2,27,22.3,17.5,17,19.7,20.9,22.4,26.9,29.6
1981,29.8,29.6,27.1,24.8,24.1,16.5,18.1,21.1,20.2,23.4,27.8,29.6
1982,30.3,29.3,29.9,26.6,21.6,18,18.6,20.1,22.5,23.4,26,29.6
1983,32,29,26.8,24.2,19.8,16.7,15.9,19.6,20,24.9,27.8,31.2
1984,31.2,30.8,28.1,23.7,21.2,16.2,16.7,17.3,20.6,24.5,26,27.2
1985,31.3,30.4,28.4,23.8,20.5,18.5,18.1,19,21.6,24.3,29,30.8
1986,32.8,30,27.2,25.3,20.3,20.5,18.2,19.3,21.9,23.9,27,29.5
1987,31.1,31.7,30.1,25.1,18.4,18.2,20,18.6,19.5,24.1,27.7,29.1
1988,30.5,29.1,31.1,23.2,18,16,17.8,19.9,19.7,23.8,27.7,31.5
1989,32.7,32,28.9,25.6,20.4,17.4,16.4,20.4,19.9,23.5,27,30.7
1990,32.5,28.8,27,25,20.8,16.6,16.7,21.3,19.6,25.4,27.6,27
1991,29.7,30.2,29.2,25,22.2,17.8,16.8,20,22,23.5,26.2,30
1992,29.8,30.2,27.9,24.4,19.4,19.2,14.5,18.5,20.4,23.8,25.9,29.2
1993,31.2,29,28.7,25.8,20.8,16.8,14.8,18.9,20,24.6,26.7,29.6
1994,29.9,28.5,28,24.4,22.2,18.7,17.4,18.5,22.1,23.6,26.8,31.7
1995,30.9,29.1,27.8,24.8,19.6,17.9,18.5,20.2,20.3,23.2,28.3,31.1
1996,30.2,29.2,28.6,24.7,19.7,16.4,15.8,20.8,20.3,24.4,28.2,30.9
1997,32.2,28.8,28.1,24.4,20.8,17.1,19.1,21.1,21.2,23.7,27,28.7
1998,28.5,27.8,25.9,23.7,20,17.4,18.4,18.7,19.8,24.7,27.9,29
1999,30.3,29.5,30.2,22.4,18.9,17.3,16.7,19.5,21.6,23.6,28,30.6
2000,32.1,29.9,27.4,25.3,20.2,19.6,15.7,18.9,20.6,23.6,25.8,28.8
2001,29.1,30.7,29.1,25,20,17.7,18.6,21.8,21.4,24.4,27.3,27.8
2002,30.6,29,28.8,23.7,22,17.2,17.1,20.8,19.7,25.2,26.9,28.1
2003,30.8,29.7,27.6,23,19.7,18.8,17.4,17.6,20.2,25.2,27.1,27.2
2004,31.1,29.6,29.5,26.5,18.7,19,17.5,19.9,22.1,24.3,25.7,28.7
2005,32,29.1,27.4,23,21.1,20.8,18.1,20.3,19.4,22.6,27.8,28.3
2006,31.2,30.4,29.2,25.2,19.4,18.8,20.5,18.7,20.7,25.7,26.9,30.5
2007,30.2,30.6,28.2,25.4,17.6,17.4,14.7,17.4,22.7,24.4,26.3,26.9
2008,30.8,30,28.8,25.3,21.9,16.6,19.8,19.5,20.7,23.9,30.1,30.6
2009,30.9,30.4,28.8,25.7,21.4,17.5,15.8,21.4,20,24.1,27.5,28.8
