Commodity200520062007200820102011
Naphthalene    $100 
Aromatic hydrocarbon mixts. of which 65%/more by volume, incl. losses, dist ... $12 $525$35,164 
Oils & oth. prods. of the distillation of high temp. coal tar, n.e.s. in Ch ...$73$436$131$411$825$27,867
Total$73$448$131$936$36,089$27,867