updated 4:52 p.m. ET May 23, 2010
CAMARILLO, Calif. - The average price of regular gasoline(普通汽油) in the United States has dropped 9.25 cents over a two-week period to $2.83.
That's according to the national Lundberg Survey of fuel prices released Sunday.
Analyst(分析家) Trilby Lundberg says the average price for a gallon(加仑) of mid-grade(中等的) was $2.97. Premium(优质的) was at $3.08.
Jackson, Miss., had the lowest average price among cities surveyed at $2.62 a gallon for regular. San Francisco was highest at $3.10.
Diesel(柴油) was at $3.09, down 5.56 cents from two weeks ago.
In California, the average price for a gallon of regular dropped 6.85 cents to $3.05.
Bakersfield had the state's least expensive gas at $3.00 a gallon.