The average U.S. price of a gallon of gasoline is up nearly six cents over 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 $3.67.
Midgrade costs an average of $3.82 a gallon and premium was at $3.93.
Diesel was up three cents, to $3.95 a gallon.
Of the cities surveyed, Tucson, Ariz., had the nation's lowest average price for gas at $3.32. Chicago had the highest at $4.02.
In California, the lowest average price was $3.85 in Fresno. San Diegans paid the highest price at $3.95. The average statewide was $3.92, up about 20 cents.
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