Commodity2005200620072008200920102011
Phenazone (antipyrin) & its derivs.   $4,119$62,600  
Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ...    $20,567$4,151 
Hydantoin & its derivs.      $820
Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... $8,580$25,784 $11,275$5,604$21,520
Pyridine & its salts  $9,252    
Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ...$4,885$52,327  $112$14,454$466,695
Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ...$10,380$21,574$10,426$329$53,230$47,656$119,917
Melamine$20,257,744$18,378,385$23,484,440$27,733,636$17,017,247$25,488,040$15,424,019
Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ...$741,763$224,761$27,673$900$180,961$33,626$685,703
Lactams (excl. of 2933.71 & 2933.72)$972$1,122,326$2,055,225$963,291$534,005$217,885$7,621
Total$21,015,744$19,807,953$25,612,800$28,702,275$17,879,997$25,811,416$16,726,295