Gas prices in Maine have fallen 4 cents per gallon in the past week.

The average retail gas price in Maine was $2.71 per gallon on Sunday. The figure is based on a survey of 1,228 gas outlets in the state. The national average price fell 3 cents to $2.73 per gallon.

Maine gas prices were 93.6 cents less per gallon than the same day in 2014 and 8.5 cents lower than a month ago.

The national average price is 79.1 cents cheaper than a year ago and 5.2 cents less per gallon than a month ago.

GasTrac: Find lowest gas prices in Maine by town or zip code