Gas prices jumped overnight to $4.09.9 per gallon at most Celina-area filling stations, which are just a penny off the highest in Ohio. BPs and Exxons in Defiance and Newport top out at $4.10.9 per gallon. Lowest prices currently are in Sunbury (near Columbus) at $3.77.9 per gallon. Just so you know: U.S. drivers use 400 million gallons of gasoline per day.