Oil pumps in operation at an oilfield near central Los Angeles on February 02, 2011. World oil prices recently rallied close to $100 per barrel, as traders absorbed impressive fourth-quarter US economic growth and fretted over worsening political turmoil in Egypt. Most other commodity markets also won support this week from news that the US economic recovery picked up speed in the last three months of 2010, stoking hopes of strengthening demand for raw materials. The US economy grew at its fastest clip in five years in 2010, the Commerce Department reported, as the country bounced back from recession and fears of a double-dip recession ebbed. AFP PHOTO/Mark RALSTON (Photo credit should read MARK RALSTON/AFP/Getty Images)