Commodity20052007200820092010
Phenazone (antipyrin) & its derivs.   $1,135 
Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... $14,937 $32 
Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ...   $99,848 
Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... $11,714 $427 
Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ...$6,132 $10,153$42$10,147
Total$6,132$26,651$10,153$101,484$10,147