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 ten producers through the first half of this year. Figures are in thousand barrels per day.
Saudi Arabia, 11,619
United States, 10,855
United Arab Emirates, 3,029
Source: U.S. Energy Information Administration