Commodity2005200620072008200920102011
Saturated acyclic hydrocarbons$1,127$17,185$25,735$16,833$1,071$3,087$2,032
Butene (butylene) & isomers thereof   $2,136$352$450$450
Unsaturated acyclic hydrocarbons (excl. of 2901.21-2901.24)$36,622$7,458$26,608 $16,370$5,202$19,237
Total$37,749$24,643$52,343$18,969$17,793$8,739$21,719