• Abstract 2008 E.C
• Abstract 2009 E.C
• Abstract 2010 E.C
• Abstract 2011 E.C
• Abstract 2012 E.C

Reliable and up to date statistical data that is pertinent to geographic, socio economic and demographic conditions of various administrative level of the region are useful for policy formulation, project design preparation of development plans as well as monitoring and evaluation of different development Endeavor.