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World's top 20 oil producers revealed

DOHA, QATAR - JANUARY 08: Locals takie in the view of the city of Doha on January 8, 2011 in Doha, Qatar. (Photo by Robert Cianflone/Getty Images)

World's 20 biggest oil producers

With crude production of crude oil on track for the biggest single-year gain in 60 years, the U.S. could be set to push past Saudi Arabia as the globe's top oil producer. Here we count down the world's top 20.