Топ по доказанным запасам нефти. Ирак 5 место в мире.
Источник: https://www.cia.gov/library/publications/the-world-factbook/rankorder/2244rank.html#iz
1 VENEZUELA 298,400,000,000 1 JANUARY 2015 EST.
2 SAUDI ARABIA 268,300,000,000 1 JANUARY 2015 EST.
3 CANADA 172,500,000,000 1 JANUARY 2015 EST.
4 IRAN 157,800,000,000 1 JANUARY 2015 EST.
5 IRAQ 144,200,000,000 1 JANUARY 2015 EST.
6 KUWAIT 104,000,000,000 1 JANUARY 2015 EST.
7 RUSSIA 103,200,000,000 1 JANUARY 2015 EST.