The top world oil producers at a glance

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

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