Closing prices for crude oil, gold and other commodities, and foreign exchange levels. : Benchmark U.S. crude oil for October delivery was unchanged at $72.61 a barrel Thursday. Brent crude oil for November delivery rose 21 cents to $75.67 a barrel. Wholesale gasoline for October delivery fell 3 cents to $2.18 a gallon. October heating oil was unchanged at $2.21 a gallon. October natural fell 12 cents to $5.34 per 1,000 cubic feet. Gold for December delivery fell $38.10 to $1,756.70 an ounce.