Crude oil prices have recovered more than 20 percent of their value since the end of January in part because the 2014 slump in prices left energy companies with less money to spend on exploration and production. Patrick DeHaan, a senior analyst at GasBuddy.com, said that increase is showing up at the pump . “Prices at the pump are starting to heat back up, mostly driven by a rebound in crude oil prices,” he said in a statement Monday. “Nationally, almost 9 in 10 stations are selling over $2 per gallon, while a month ago, less than half of stations were selling over that price.” GasBuddy.com shows a national average price Tuesday of around $2.26 for a gallon of regular unleaded gasoline, up about a penny from […]