National gas prices up 9 cents in past 2 weeks

    CAMARILLO, Calif. (AP) ? The average U.S. price of a gallon of gasoline has jumped nearly nine cents in the past two weeks.

    That’s according to the Lundberg Survey of fuel prices, released Sunday, which puts the price of a gallon of regular at $3.70.

    Midgrade costs an average of $3.84 a gallon, and premium was at $3.95. Diesel was up about four cents, to $3.99 a gallon.

    Of the cities surveyed, Tucson, Ariz., had the nation’s lowest average price for gas at $3.28. Chicago had the highest at $4.07.

    In California, the lowest average price was $3.69 in Fresno. San Franciscans paid the highest price at $3.83. The average statewide was $3.78, up about a penny.