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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $671 | $428 | $1,500 | $219,970 | $45,996 | $182 | $315 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $31,723 | $118,961 | $163,690 | $12,931 | $20,771 | $198,269 | $1,063,052 |
| Hydantoin & its derivs. | $3,231 | $31,673 | $12,015 | $70,469 | $8,105 | $7,534 | $10,424 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $1,141,347 | $1,152,000 | $1,056,034 | $475,274 | $1,072,135 | $4,370,252 | $3,724,073 |
| Pyridine & its salts | $4,697 | $82,990 | $235,046 | $181,385 | $56,479 | $32,784 | $1,342,769 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $3,139,263 | $2,094,298 | $17,922,837 | $13,467,935 | $7,781,076 | $28,251,852 | $17,990,778 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $284,827 | $290,112 | $251,182 | $542,153 | $7,243,934 | $965,623 | $2,136,045 |
| Melamine | $139,889 | $79,018 | $93,041 | $118,049 | $27 | $93,530 | $107,675 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $45,305 | $104,922 | $324,894 | $444,846 | $447,286 | $283,220 | $681,183 |
| 6-Hexanelactam (epsilon-caprolactam) | $24 | $91 | | | $839 | $243 | |
| Lactams (excl. of 2933.71 & 2933.72) | $491,076 | $1,248,134 | $1,417,248 | $1,362,079 | $1,196,800 | $2,341,255 | $2,347,563 |
| Total | $5,282,053 | $5,202,627 | $21,477,487 | $16,895,091 | $17,873,448 | $36,544,744 | $29,403,877 |
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