BOSTON (AP) — Gas prices in Massachusetts trickled down by a penny this week but remain well above the national average.

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AAA Southern New England reports Monday that self-serve, regular dropped to an average of $3.65 per gallon.

But even though prices in the state are down 23 cents per gallon the last month, Bay State drivers are still paying 18 cents more per gallon than the national average of $3.47.

State prices also remain 26 cents per gallon higher than at the same time last year.

AAA says it found self-serve, regular selling for as low as $3.456 and as high as $3.96 per gallon.

Copyright 2012 The Associated Press.