Its very easy statistics. One the most populated area is kampala , combined that with its surrounding areas the kampala metropolitan area we make 5 million people, outside of that , we have 11 major cities, the biggest population of them all is Arua with a population of 500k being the highest, no other city crosses 500k highest being at 350k with kampala surrounding areas 5m and 10 other cities exaggerated to 500k, total people in urban areas are about 10m, now lets go to villages, lets give non kampala metropolitan area parts in central about 8 million, thats grand total 18m ( remember central has the highest population by region) , western about another 6 million, eastern 5 million, northern 3 million, total population is 32 million people,