2004 Least developed countries 1743.017206 2004 Low-middle income 7083.002775 2004 Other low-income 2064.259482 2004 Unallocated by income 552.496947 2004 Upper-middle income 1062.582516 2005 Least developed countries 2251.543515 2005 Low-middle income 10437.878850 2005 Other low-income 1096.525713 2005 Unallocated by income 448.947611 2005 Upper-middle income 827.106085 2006 Least developed countries 1500.035903 2006 Low-middle income 6435.351046 2006 Other low-income 3542.558857 2006 Unallocated by income 557.832928 2006 Upper-middle income 847.992531 2007 Least developed countries 2312.485865 2007 Low-middle income 5889.795394 2007 Other low-income 1102.132729 2007 Unallocated by income 1314.530725 2007 Upper-middle income 841.256618 2008 Least developed countries 2411.022105 2008 Low-middle income 6085.177291 2008 Other low-income 1154.004283 2008 Unallocated by income 2192.187079 2008 Upper-middle income 1136.247969 2009 Least developed countries 1925.087963 2009 Low-middle income 6363.181531 2009 Other low-income 1906.379617 2009 Unallocated by income 1719.098384 2009 Upper-middle income 1071.008862