CAMARILLO, Calif. (AP) - The average U.S. price of a gallon of gasoline has jumped 7 cents over the past two weeks. That's according to the Camarillo-based Lundberg Survey of fuel prices, released yesterday, which put the price of a gallon of regular unleaded at $3.76. In California, the lowest average price was $4.03 in Bakersfield. San Francisco has the highest: $4.13.