2004 Least developed countries 393.539203 2004 Low-middle income 313.801645 2004 Other low-income 118.195187 2004 Unallocated by income 866.576517 2004 Upper-middle income 54.381104 2005 Least developed countries 492.121410 2005 Low-middle income 702.904089 2005 Other low-income 152.101180 2005 Unallocated by income 766.934508 2005 Upper-middle income 45.997359 2006 Least developed countries 636.719110 2006 Low-middle income 517.034245 2006 Other low-income 172.597886 2006 Unallocated by income 537.226750 2006 Upper-middle income 88.868799 2007 Least developed countries 848.331115 2007 Low-middle income 383.737489 2007 Other low-income 165.292851 2007 Unallocated by income 838.295888 2007 Upper-middle income 37.497761 2008 Least developed countries 1112.915692 2008 Low-middle income 572.521372 2008 Other low-income 214.907323 2008 Unallocated by income 1319.643422 2008 Upper-middle income 50.085976 2009 Least developed countries 1154.935882 2009 Low-middle income 396.161070 2009 Other low-income 303.986608 2009 Unallocated by income 1229.696319 2009 Upper-middle income 97.021280