Commodity2005200620072008200920102011
Saturated acyclic hydrocarbons$1,360,386$2,009,850$2,160,803$2,207,853$1,450,408$565,387$66,448
Butene (butylene) & isomers thereof$35$518$402$66   
Buta-1,3-diene & isoprene   $28   
Unsaturated acyclic hydrocarbons (excl. of 2901.21-2901.24)$5,153$18,713$4,987$11,473$29,338$128,250$402,089
Total$1,365,574$2,029,081$2,166,192$2,219,420$1,479,746$693,637$468,537