Gas, furnace oil and diesel prices all increased overnight. The Island Regulatory and Appeals Commission approved an increase of 2.5 cents per litre in the price of regular gasoline, while the price of furnace oil rose by 5.5 cents per litre, and the price of diesel went up by 3.5 cents per litre. Including taxes, pump prices for regular self-serve gasoline now range from 163.2 to 164.3 cents per litre. Diesel goed for 185.8 to 187.0 cents per litre. The maximum price for furnace oil is 126.5 cents per litre.