Commodity2005200620072008200920102011
Saturated acyclic hydrocarbons$224,604$167,270$219,467$279,546$244,272$360,305$456,460
Ethylene$6,267$32,797$47,361$39,070$39,627$19,951$16,922
Propene (propylene)  $17,094 $10,657$5,294$12,812
Butene (butylene) & isomers thereof $3,571$100$6,249$26,267$37,002$2,538
Buta-1,3-diene & isoprene $157 $3  $244
Unsaturated acyclic hydrocarbons (excl. of 2901.21-2901.24)$69,490$167,007$73,420$125,179$87,887$171,213$89,048
Total$300,361$370,802$357,442$450,047$408,710$593,765$578,024