Commodity2006200920102011
Propane, liquefied$46,246$414,743$728,944$397,530
Butanes, liquefied $320,566$812,626$137,028
Petroleum gases other than nat. gas/propane/butanes/ethylene, propylene, bu ... $24,513$178,491 
Total$46,246$759,822$1,720,061$534,558