Gasoline prices in Massachusetts are up another six cents this week.  AAA Southern New England reports

Monday that the average cost of a self-serve, regular is now $3.73 per gallon, a penny above the national average.  The price is 17 cents higher than a month ago and nine cents higher than a year ago.  AAA's survey found self-serve regular selling for as low as $3.59 per gallon and as high as $3.89.

[Via AP]