Commodity200520062007200920102011
Acrylic acid & its salts$133$1,092$2,997   
Esters of methacrylic acid  $121$262  
Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxi ...  $41 $2,580$2,981
Benzoic acid, its salts & esters  $31 $470$394
Benzoyl peroxide & benzoyl chloride  $33   
Aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxy ...$2,436 $686  $418
Total$2,569$1,092$3,909$262$3,050$3,793