The average price of regular gasoline at U.S. pumps dropped 13.3 cents to $2.069 a gallon, as the plunge may be abating, according to Lundberg Survey Inc.

The average price of regular gasoline at U.S. pumps slid to the lowest level since Sept. 24, 2010, dropping 12.35 cents in the two weeks ended Dec. 5 to $2.72 a gallon, according to a survey by Lundberg Survey Inc.