A report on blood units available said that there are only 242 units of A blood type left when 12,000 units are needed monthly, 411 units of B 0type left versus 18,000, 434 units of O blood type versus 24,000 and there are only 94 units of AB blood type left versus 6,000 required. Meanwhile, there is a scarcity of rare Rh-negative blood types, with 23 units of the A- type and seven units of the O- type immediately required.