/ Source: The Associated Press
Gas prices continued to rise during the holiday shopping season.
Gas prices rose about 4 cents per gallon nationwide compared to two weeks ago, industry analyst Trilby Lundberg said Sunday.
The national average for self-serve regular was $2.27 per gallon on Dec. 1, according to Lundberg's latest survey of 7,000 gas stations across the country.
The national average for mid-grade was $2.38, while premium was $2.48 per gallon.
The lowest average price in the nation for self-serve regular was in Tulsa, where a gallon cost $2.09. The highest average price in the nation for self-serve regular was Honolulu at $2.74.
