 It releases, on average, 55 cubic kilometres (45,000,000 acre·ft) water per year, of which some 46 cubic kilometres (37,000,000 acre·ft) are diverted into the irrigation canals.In the Nile valley and delta, almost 33,600 square kilometres (13,000 sq mi) of land benefit from these irrigation waters producing on average 1.8 crops per year.Egypt is the most populated country in the Arab world and the third most populous on the African continent, with about 95 million inhabitants .