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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $28,954 | $5,695 | $548 | $1,653 | $890 | $266 | $564 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $3,540 | $36,849 | $11,003,866 | $3,803,257 | $2,835,828 | $160,912 | $1,441,675 |
| Hydantoin & its derivs. | $342,238 | $357,755 | $2,126,319 | $1,905,323 | $1,643,657 | $1,550,357 | $1,749,518 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $1,714,777 | $2,262,759 | $3,152,019 | $1,796,115 | $1,521,767 | $1,408,073 | $4,040,564 |
| Pyridine & its salts | $343,469 | $506,350 | $438,251 | $331,942 | $418,956 | $406,944 | $391,591 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $3,605,690 | $6,918,645 | $5,087,278 | $4,397,956 | $5,539,650 | $1,461,227 | $3,224,808 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $2,269,992 | $2,789,215 | $2,035,640 | $1,604,784 | $1,081,224 | $1,727,645 | $1,873,572 |
| Melamine | $2,078,838 | $2,829,614 | $4,211,731 | $5,342,338 | $2,019,551 | $2,498,148 | $3,059,877 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $948,270 | $844,024 | $1,012,091 | $1,107,004 | $1,076,297 | $1,110,446 | $1,094,093 |
| 6-Hexanelactam (epsilon-caprolactam) | $241,725 | $282,357 | $144,366 | $166,679 | $150,213 | $245,881 | $276,569 |
| Lactams (excl. of 2933.71 & 2933.72) | $3,415,616 | $6,347,300 | $6,027,008 | $6,195,863 | $3,367,491 | $3,961,059 | $3,799,084 |
| Total | $14,993,109 | $23,180,563 | $35,239,117 | $26,652,914 | $19,655,524 | $14,530,958 | $20,951,915 |
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