Motorists may fume when forking over $3 a gallon at the local service station, but as it turns out, your local filling spot makes chump change from a gallon of gas.

So exactly who is getting rich?

Oil traders: While often blamed for pushing up prices, traders don't necessarily benefit from the high price of crude or gasoline; they profit from how much the price changes. Traders can get rich - as long as they bet correctly on whether prices will rise or fall.