A four-year boom in U.S. oil production is accelerating so fast it could help soon make the U.S. the world's top producer of oil and liquid hydrocarbons. The U.S. passed Russia this year, and is now second behind Saudi Arabia.
Here are the top 10 producers through the first half of this year. Figures are in thousand barrels per day.
Saudi Arabia, 11,619
United States, 10,855
Russia, 10,343
China, 4,312
Canada, 3,865
Iran, 3,825
United Arab Emirates, 3,029
Mexico, 2,942
Iraq, 2,816
Kuwait, 2,802
Source: U.S. Energy Information Administration