MIAMI - MARCH 06: Ligia Pineda pumps gas at the Ugas station March 6, 2011 in Miami, Florida. The national average for a gallon of self-serve, regular gas was $3.50 a .33 cent increase from two weeks... more 
MIAMI - MARCH 06: Ligia Pineda pumps gas at the Ugas station March 6, 2011 in Miami, Florida. The national average for a gallon of self-serve, regular gas was $3.50 a .33 cent increase from two weeks ago. This was the second largest two-week jump in gas prices ever, largely due to the events unfolding in Libya. (Photo by Joe Raedle/Getty Images) less 
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Getty Images | Photo By Joe Raedle / Getty Images
Sun, Mar 6, 2011 5:08 PM EST