Commodity2005200620072008200920102011
Saturated acyclic hydrocarbons$1,155$1,209$2,834$3,111$2,762$330$2,049
Ethylene    $124  
Propene (propylene)      $16,226
Butene (butylene) & isomers thereof     $8 
Unsaturated acyclic hydrocarbons (excl. of 2901.21-2901.24)$1,357$2,038$311$940$1,011$38,613 
Total$2,512$3,247$3,145$4,051$3,897$38,951$18,275