|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Phenazone (antipyrin) & its derivs. | | | | | $72,199 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | | | | $4 | $1,125 |
| Hydantoin & its derivs. | | $1,650 | | | |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | | | | $7,050 | $1,297 |
| Pyridine & its salts | | | | | $2,280 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | | | $36,935 | $77,078 | $40,269 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $1,756 | $185,353 | $385,298 | $572,138 | $745,280 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | | $6,229 | | | |
| 6-Hexanelactam (epsilon-caprolactam) | | | | | $173 |
| Total | $1,756 | $193,232 | $422,233 | $656,270 | $862,623 |
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