AAA’s Feb. 18 survey of prices in Massachusetts found self-serve, regular unleaded averaging $3.729 per gallon, four cents higher than a week ago.

Prices locally are up 31 cents over the past month. The current price is a 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.

The range in prices in the latest AAA survey for unleaded regular is 28 cents, from a low of $3.59 to a high of $3.87.

AAA Southern New England has a location in Framingham off Route 9.

AAA Fuel Saving Tip of the Week: Accelerate smoothly and brake gradually. It’s safer, uses less gas, and reduces brake wear.