The retail price for a gallon of gasoline in the United States is the highest so far for the year, but the lowest for this date since 2009, AAA said. Tuesday’s national average price of $2.66 per gallon of regular unleaded gasoline is about 4 cents, or about 1.5 percent, higher than this time last week. Motor club AAA noted the national average price has increased nearly every day for a month to reach the highest level of the year. “However, relatively low crude costs continue to translate to significant savings at the pump for consumers,” the motor club said. “[The] national average is about a dollar less than a year […]