This compares with the national average that has fallen 5.0 cents per gallon in the last week to $3.52/g, according to gasoline price website GasBuddy.com. Including the change in gas prices in Arkansas during the past week, prices yesterday were 42.7 cents per gallon lower than the same day one year ago and are 17.3 cents per gallon lower than a month ago. The national average has decreased 13.8 cents per gallon during the last month and stands 37.0 cents per gallon lower than this day one year ago. "The national average continues to be driven down as oil prices have fallen in recent weeks," said GasBuddy.com Senior Petroleum Analyst Patrick DeHaan. "The year on year savings is approaching 40 cents a gallon in some spots- not necessarily hitting the lottery, but every cent counts. As we get closer to Memorial Day there's also the chance of an increase in pricing volatility thanks to refinery maintenance season that will be gradually coming to a close," DeHaan said. About GasBuddy GasBuddy operates ArkansasGasPrices.com and over 250 similar websites that track gasoline prices at over 140,000 gasoline stations in the United States and Canada. In addition, GasBuddy offers a free smartphone app which has been downloaded over 25 million times to help motorists find the lowest gasoline prices in their area.