Crude oil rose Monday, topping $92 a barrel on the New York Mercantile Exchange while equities posted slight gains following a week of losses. West Texas Intermediate crude for June delivery added 57 cents to $92.05 per barrel. Natural gas for June delivery shed 8.5 cents to hit $2.657 per million British thermal units after a four-week inventory buildup. Home heating oil was up 2.765 cents to $2.8576 per gallon. Gasoline added 3.14 cents to reach $2.9209 per gallon. At the pump, the national average price of unleaded gasoline fell Monday to 3.689 per gallon from Sunday\'s $3.690, AAA said.