Middle Eastern economies range from being very poor (such as Gaza and Yemen) to extremely wealthy nations (such as Qatar, UAE and Saudi Arabia). Overall, according to the CIA World Factbook, all nations in the Middle East are maintaining a positive rate of growth. According to the World Bank’s World Development Indicators database, the three largest Middle Eastern economies are Turkey ($ 794,228,000,000), Saudi Arabia ($ 467,601,000,000) and Iran ($ 385,143,000,000) in terms of Nominal GDP. In regards to nominal GDP per capita, the highest ranking countries are Qatar ($93,204), the UAE ($55,028), Kuwait ($45,920) and Cyprus ($32,745). Turkey ($ 1,028,897,000,000), Iran ($ 839,438,000,000) and Saudi Arabia ($ 589,531,000,000) have the largest economies in terms of GDP-PPP. When it comes to per capita (PPP)-based income, the highest-ranking countries are Qatar ($86,008), Kuwait ($39,915), the UAE ($38,894), Bahrain ($34,662) and Cyprus ($29,853).