2004 Least developed countries 15.255040 2004 Low-middle income 91.142988 2004 Other low-income 2.607457 2004 Unallocated by income 34.869067 2004 Upper-middle income 22.878892 2005 Least developed countries 23.740338 2005 Low-middle income 60.970635 2005 Other low-income 6.108321 2005 Unallocated by income 57.450672 2005 Upper-middle income 58.335692 2006 Least developed countries 17.529321 2006 Low-middle income 62.695180 2006 Other low-income 2.024463 2006 Unallocated by income 54.081248 2006 Upper-middle income 60.833752 2007 Least developed countries 27.260873 2007 Low-middle income 89.526320 2007 Other low-income 5.349405 2007 Unallocated by income 73.511656 2007 Upper-middle income 51.785754 2008 Least developed countries 25.947301 2008 Low-middle income 134.835348 2008 Other low-income 6.797095 2008 Unallocated by income 93.884787 2008 Upper-middle income 51.234963 2009 Least developed countries 28.952138 2009 Low-middle income 146.903801 2009 Other low-income 5.674903 2009 Unallocated by income 98.526487 2009 Upper-middle income 16.887517