The national average price of gasoline in the United States has declined by 3.8 cents over the past week, now standing at $3.09 per gallon, according to GasBuddy's latest report. Patrick De Haan, head of petroleum analysis at GasBuddy, noted, "The national average has seen a modest decline, but with oil prices rising again, we could see the trend reverse in the coming weeks." Despite the recent dip, regional variations persist. States like Mississippi and Texas report some of the lowest averages at $2.64 and $2.70 per gallon, respectively,…