Ohio's drivers are paying more at the pump this week as gas prices continue to increase across the country. According to today's data from Triple-A, the average price for a gallon of regular-grade gasoline in Ohio is three-dollars-and-32-cents, which is nine-cents higher than this time last week but 21-cents lower than the national average. Coshocton County has the lowest average gas prices in the Buckeye State at three-dollars-and-19-cents, while Huron and Carroll counties are the highest at three-dollars-38-cents.