For the week of May 17, the national average came in at $3.249 per gallon, topping the week ending May 10, at $3.186 per gallon, by 6.3 cents. This followed a 4.4-cent increase, for the week of May 10, and a 1.8-cent increase, to $3.142, for the week of May 3.
Source: logistics Mgmt