Commodity2005200620072008200920102011
Phenazone (antipyrin) & its derivs.$4,836      
Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ...$288,699 $730    
Hydantoin & its derivs.    $201$199$136
Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ...   $323 $5,673$7,052
Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ...   $48$2,502  
Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ...$31$132$3,246,347$3,879$945,943$241$406
Melamine      $1,120
Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ...$2,627$37,664$94,678$47,463$419,305$662,561$664,323
Lactams (excl. of 2933.71 & 2933.72)$85$72$1,192,299$168 $188$115
Total$296,278$37,868$4,534,054$51,881$1,367,951$668,862$673,152