1901,30.1,28.9,25.9,22.4,19.2,13.5,13.3,16.4,21.9,23.1,27.6,30.6
1902,30.7,29.4,27.6,23.7,20.1,17.6,17.2,17.5,21.2,24.5,28.8,30
1903,31.3,30,27.4,23.8,17.1,15.6,15.1,16.7,20.1,21.6,24.6,28.1
1904,28.9,28.9,25,22.2,18,14.2,14.3,17.1,20.6,23.2,28.1,29.6
1905,29.4,28.4,27,22.4,17.9,16.1,14.2,17.2,18.6,21,28,29.5
1906,29.4,26.7,24.3,24.6,19.7,17.6,16.8,17.6,19.3,23.1,25.2,28.3
1907,28,27.2,24.6,23.2,19.4,15.9,16,18,23.2,26.5,26.1,28.9
1908,29.4,26.6,25.8,22.3,20.3,15.4,15.3,16.9,19.8,22.4,27.1,28.5
1909,29.2,26.4,24.1,21.5,18.6,16,14,16.1,19,24.4,26.2,26.5
1910,25.7,25.2,22.5,21.9,21.2,16.2,13.7,18.8,20.6,22.5,23.8,26.8
1911,24,23.1,24,22.6,18.5,15.8,14.8,17.4,21.3,23.2,28,30.3
1912,29.3,28.4,25.2,23.1,19.7,16.6,14.5,17.6,20.5,23.4,26.7,28.3
1913,26.9,26.4,25.2,22.5,16.3,14.7,16.3,17.7,20.4,25.7,26.9,29.3
1914,30.4,27.5,24.7,24.6,18.2,16.3,13.9,18,20.4,22.6,26.8,28.4
1915,27.7,29.5,28.4,24.5,16.5,16.2,16.8,17.1,23.1,25.8,30.3,26.2
1916,29.2,30,26.7,22.2,19.7,15.1,14.4,15.6,18.6,21.8,21.6,24.9
1917,27.1,23.6,24.4,21.6,16.7,15.3,15.3,16.1,19.1,22.7,23.2,24.6
1918,23.9,25.7,23.4,21.3,17.4,16.9,15.1,16.4,20.3,25.3,28.7,28.8
1919,30.4,28.6,26.8,22.8,17.9,15.6,15.2,17.4,21.6,25.2,28.9,28.9
1920,26.9,27.2,25,22.1,17.8,14.7,14.3,14.9,17.6,22.1,26.7,27.6
1921,26.2,26.6,23.1,23.6,18.3,15.8,15.4,14.6,18.4,20.7,26.9,25.4
1922,27.8,25.8,26.7,25,19.6,16,14,16.8,19.9,25.1,29.2,27.7
1923,29.7,29.4,27.8,20.6,21.2,15.3,13.4,16.1,20.4,24.1,27,29.8
1924,28,26.4,25.2,21.2,18.4,13.7,16,17.5,20.6,22.9,23.8,25
1925,25.2,28.7,22.7,21.2,17,15.2,13.6,16.4,18.5,23.5,24.3,28.4
1926,27.6,31,27,24.1,17.3,15.2,15.4,18.2,19.9,25.9,28.8,26.6
1927,26.1,26.9,23.8,21.8,18.9,15.1,15.4,17.2,19.9,23.3,25.9,24.1
1928,26.4,25.8,25.3,22.1,16.7,14.2,14.4,19.8,23.5,24.8,26.9,28.8
1929,30.7,26.3,25.3,20.8,18,15.4,15.2,18.1,20.2,23.4,26.2,29.5
1930,26.8,27.2,24.4,21,17.7,14.5,15.9,17.1,19.4,22.4,27.1,27
1931,31.4,26.5,25.2,22,19.5,16.2,14.4,17.8,21.1,22.9,24.5,25.5
1932,31.7,30.2,28,22.1,17.9,14.1,15.6,17.3,19.4,21.4,25.8,27.7
1933,30.3,29,28.7,22.5,18.5,15.7,15.2,15.4,18.6,23.5,23.4,25.7
1934,26.7,26.3,26.5,21.7,18.7,15.6,14.6,16.5,20.2,21.3,24.7,26.1
1935,28.6,28.4,26.3,21.9,18.9,16.5,15,17.6,19,23.7,27.7,28.1
1936,27.9,28.7,24.2,22.2,19.8,15.8,15,19,20.1,26,28.7,28
1937,29.6,25.8,25,21.5,19.7,14.8,15.6,17.3,21.6,24.8,24.3,29.3
1938,27.3,28.3,26.8,24.6,19.4,14.8,13,14.2,18.9,23.8,25.4,29.9
1939,30.3,27.8,24.7,21.1,19.7,14.5,12.8,13.5,17.9,21,25.2,28
1940,30.7,27.3,25,22.6,18.3,16.9,15.6,17.6,20.7,25,26.9,27
1941,23.7,25,24.2,21.8,18.9,13.9,14.7,15.4,21.5,23.9,26.2,28.5
1942,30.6,23.5,26.6,23.5,19.8,16.9,14.8,17.6,19.8,20.1,24.6,24.4
1943,26.3,26.7,27.9,22.1,18.8,14.2,14.1,13.6,18.4,22.1,22.8,26.8
1944,27.8,25.7,24.6,22.8,17.2,15.5,14.5,15.5,18.7,22.9,27.7,29.2
1945,29.2,28.3,26.1,21.2,17.9,15.9,13.7,15.9,18.7,21.2,25.7,26.8
1946,28.1,27.4,24.6,21.7,20.1,14.1,15.5,17.7,19,22,27.8,28.1
1947,28.7,23.5,24.9,20.8,18.9,15.5,14.4,15.1,18.8,20.6,22.6,25.5
1948,24.6,27.3,24.7,20.7,17.6,15.5,14.4,16.1,18.1,23.2,25.4,27.8
1949,27.3,27.1,24.1,21.2,17.9,13.7,14.7,16.6,18.1,22.3,23.8,28.7
1950,28.5,24.9,25,22.1,19,14.1,13.8,15.8,19.9,20.3,22.1,26.6
1951,24.2,26.2,24.5,21.1,18,15.1,15,14.3,20,22.1,27.8,28.9
1952,32.1,28.3,24,20.7,16.8,14.2,14,15.2,18.6,20.7,23.8,27.2
1953,26,24.5,24,23.3,17.5,15.6,15.2,15.1,19.5,22.2,25.6,30.7
1954,25.7,25.1,27,23.3,18.3,14.6,15.6,16.9,18.2,21,24.1,25.8
1955,27.4,27,24.7,22.7,16.6,14.6,13.6,16.4,20.8,22.4,25.4,26.2
1956,26.4,24.5,24.8,22.6,16.1,13.6,13.7,14.9,17.2,20.5,23.8,27
1957,27.6,25.8,24.9,24.5,19.5,17.3,12.8,16.3,20.4,24.6,28.9,31.3
1958,28,27.7,26.1,21.9,20.9,16.2,15.6,16.6,17.1,23,26,27.3
1959,24.8,25,25.1,22.7,18.1,15.4,13.9,16.4,18.7,20.3,24.7,26.5
1960,27.3,26.5,24.8,22.8,15.9,14.4,13.4,15.3,18.8,23.5,24.3,24.9
1961,25.8,26,24.3,21.6,18,15.2,14.2,14.7,19.5,23.2,24.4,26.5
1962,24.8,27.1,23,20.4,17.2,17.2,15.5,15.3,18.6,21.9,26.8,24.5
1963,25.3,28.7,25,22.2,18.1,14.6,13.7,16.3,19.6,21,22.9,25.4
1964,28.8,26,25.1,21.7,18.1,15.2,14.9,16.5,19.6,19.8,24.3,27.1
1965,28,28.4,27.7,23.9,20,16.1,13.9,16.7,21.2,23.6,27.1,25.4
1966,26.6,28,25.2,23.3,19.1,15.6,14.3,15.6,18.6,21.1,24.4,26.9
1967,28.5,26.7,22.4,21.8,18.2,15.5,15,15.1,20.6,24.2,26.7,26.4
1968,26.7,26.2,25.3,25.1,15.8,15.1,13.8,15.1,18.8,23.4,27.7,26.4
1969,28.5,26.9,25.5,24.2,18,15.5,15.8,18.8,16.7,21.8,24.1,28.5
1970,28.5,27.2,26.3,23.1,18.3,16.7,16.8,17.2,18.7,23.6,24.6,25.9
1971,26.8,25.4,23.7,21.9,18.4,16.1,14.5,15.8,19,23.8,23.9,26
1972,25.1,23,24.9,21.9,17.2,16.4,15.5,17.7,21.9,23.4,24.9,29.3
1973,28.1,27.2,26.8,24.5,21.7,16.5,15.8,17.4,20.5,23.4,26,27.1
1974,24.9,26.5,24.8,23.2,17.9,15.6,15,15.2,17.5,20.8,22.6,28
1975,28,25.9,24.4,21.1,19.2,14.8,16.1,16,19.6,20.8,25,26.1
1976,25.8,23.8,25.1,21.6,18.8,15.7,15.4,16.3,18.1,20.2,25.8,29.8
1977,28.3,26.9,25.1,23.1,18.1,14.6,14.6,18.9,19.7,25.2,27.4,28.8
1978,27.3,28.4,25.6,22.9,18.2,13.7,14.2,15,17.9,20.7,23.8,26.2
1979,28.4,26.1,25.7,24.4,18.3,17.3,15.5,17.2,20.1,22.8,26.3,31.3
1980,30.3,27.1,28.6,24.4,19.3,16.3,14.2,18.4,23.5,25.1,27.6,26.5
1981,28.6,27.8,26.5,24,18.5,14.5,14.6,15.5,22.2,22.8,23.3,28.6
1982,28,27.6,24.8,22.5,19.9,15.4,15,19.2,19.7,23.4,27.9,28.1
1983,28.1,29.7,26.3,21.2,18.1,14.9,14.4,15.9,21.2,22.5,23.5,25.3
1984,25.3,25.8,25.4,21.7,18.4,16.6,12.7,16,18,21.8,25.8,28
1985,30.3,27.3,24.7,22.2,18.8,14.9,15.3,16.1,18.8,21.8,24.3,27.1
1986,27.8,28.3,26.5,25.3,19.8,16.5,15.1,15.8,20.9,22.5,23.8,26.9
1987,29.1,27.6,24.9,22.5,18.7,16.6,15.4,16.9,20.4,21.5,24.7,27.2
1988,27.5,25.4,23.8,20.9,18.9,16.4,15.7,17.1,19.9,27.3,26.2,27.5
1989,26.8,25.6,25.5,21.8,19.2,15.4,13.8,15.8,20.7,24.5,24,26.3
1990,28.3,26.8,25,21.2,18.9,14.7,15.5,14.8,19.1,23.8,28,30.5
1991,28.2,27.8,26.3,23.8,20.4,18.1,14,18,21.9,25.5,27.3,27.1
1992,28.6,26.3,25.1,21.9,18.5,15.3,16.1,16.8,18.9,22.4,25.1,26.7
1993,30.3,29.1,25.6,24.4,21.7,17.2,17.1,18.9,19.9,22.9,26.5,27.9
1994,30.9,26.9,22.9,22.5,20.2,17.1,17.3,18.4,20.8,25.2,27.7,27.9
1995,27.2,25.4,27.2,23.2,19.6,15.5,15.3,19.7,21.3,23.9,27.1,27.3
1996,27.7,26.8,25.1,23.4,19.6,17.1,14.8,17.7,20.7,23.5,26.5,27.4
1997,26.4,28.8,26.6,24.9,19.5,17.5,16.7,18.7,20.7,23.9,27.6,30.3
1998,29.1,29.7,29.9,24.1,20.3,16.7,15.3,17.7,20.9,23.3,24.6,28.7
1999,28.6,26.2,26.1,21.5,19.5,15.9,15.6,17,19.9,22.8,21.7,23.6
2000,26.1,24.5,25.9,21.9,17.6,14.4,14.8,15.8,22.2,22.7,23.8,27.6
2001,29.3,27,25.6,22.8,18.3,17.9,16,17.1,20.4,23.1,23.9,28.1
2002,28.9,27.3,26.7,23.9,19.2,17,15.6,18.5,22.4,25,28.2,27.6
2003,29.5,26,24.2,21.4,19.2,17.1,15.5,17.6,21.9,22,25.6,27.8
2004,28.2,28.5,25.1,23.1,18.2,15.9,15.6,17.1,19.8,23.8,25.1,25.8
2005,28.1,29,26.4,24.5,20.1,16.6,16.5,17.4,21.6,25.8,25.7,29.5
2006,28.4,28.1,25.3,23.7,18.5,16,16.1,19.1,20.7,23.8,26.5,25.3
2007,28.1,26.7,27.1,23.5,21.3,14.5,15,18.1,21.4,25.9,23.2,24.8
2008,25.4,24.8,24.2,20.9,19,17,14.3,16.1,20.8,23.4,24.3,27
2009,27.3,26.7,25.8,22.1,18.3,14.7,14.7,20.6,21.2,23.9,27.7,27.5
