Gasoline prices in Massachusetts are up this week, according to A-A-A of Southern New England.

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A-A-A's latest report out today shows self-serve, regular unleaded averaging $3.72 per gallon, four cents higher than a week ago. Prices locally are up 31 cents over the past month. The current price is one cent below the national average for self serve unleaded of $3.73. A year ago at this time the Massachusetts average price was $3.60 per gallon.