Gas prices down 3.89 cents nationwide

December 20, 2009 4:17:45 PM PST
The average price of regular gasoline in the United States has dropped 3.89 cents over a two-week period to $2.60. That's according to the national Lundberg Survey of fuel prices released Sunday.

Analyst Trilby Lundberg says the average price for a gallon of mid-grade was $2.73. Premium was at $2.84.

Cheyenne, Wyo., had the lowest price among cities surveyed at $2.26 a gallon for regular. Anchorage was the highest at $3.27.

In California, prices barely budged since Dec. 4. A gallon of regular cost an average of $2.88.

Fresno had the state's least expensive gas at $2.79 a gallon.

San Francisco remained the steepest at $2.92.