CAMARILLO, Calif. (AP) -- The average U.S. price of a gallon of gasoline has jumped 11 cents over the past two weeks.

The Lundberg Survey of fuel prices released Sunday says the price of a gallon of regular is $3.66. Midgrade costs an average of $3.84 a gallon, and premium is $3.98.

Diesel held steady at $3.93 gallon.

Of the cities surveyed in the Lower 48 states, Tucson, Ariz., has the nation's lowest average price for gas at $3.18. Minneapolis has the highest at $4.27.

In California, the lowest average price was $3.94 in Fresno. The highest was in San Francisco at $4.07. The average statewide for a gallon of regular was $4.03, up 18 cents.