Commodity2005200620072008200920102011
Propane, liquefied$19   $31,636 $56
Butanes, liquefied$8,298$3 $8$47,194$10,136$15,089
Petroleum gases other than nat. gas/propane/butanes/ethylene, propylene, bu ... $14,967 $41$1,248,283$1,448,180$253,213
Natural gas, in gaseous state      $2,227
Petroleum gases & gaseous hydrocarbons, other than nat. gas, in gaseous sta ... $439$2,961$24$218$404 
Total$8,317$15,409$2,961$73$1,327,331$1,458,720$270,585