With Libya still in chaos and little information available about the status of its oil fields and ports, oil prices rose on Friday and finished about 13 percent higher for the past week.
Here's a breakdown of how energy prices traded Friday:
On the New York Mercantile Exchange:
Crude: add 60 cents to settle at $97.88 per barrel;
Gasoline: gained 3.37 cents to settle at $2.9086 per gallon;
Heating oil: added 5.23 cents to settle at $2.9455 per gallon;
Natural gas: picked up 13.3 cents to settle at $4.005 per 1,000 cubic feet.
On the ICE Futures exchange:
Brent crude: rose 78 cents to settle at $112.14 per barrel.