Commodity20072008200920102011
Natural gas, liquefied$2,346$1,005  $17,553
Propane, liquefied  $16,391$33,713 
Ethylene, propylene, butylene & butadiene, liquefied   $26,505 
Petroleum gases other than nat. gas/propane/butanes/ethylene, propylene, bu ...   $984$1,478
Natural gas, in gaseous state   $43,803 
Petroleum gases & gaseous hydrocarbons, other than nat. gas, in gaseous sta ...$6,846$1,013 $4,862 
Total$9,192$2,018$16,391$109,867$19,031