Commodity200520062007200820092010
Saturated acyclic hydrocarbons$38,733$5,365$64,049$13,831$78,562$162,032
Ethylene$17,706$10,897$19,430$6,328 $200
Propene (propylene) $50,390$15,113  $65,363
Butene (butylene) & isomers thereof $1,293 $1,274 $237
Buta-1,3-diene & isoprene  $5,298$5,987$20,525 
Unsaturated acyclic hydrocarbons (excl. of 2901.21-2901.24)$50,531$30,294$183,659$153,615$58,531$245,764
Total$106,970$98,239$287,549$181,035$157,618$473,596