|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Phenazone (antipyrin) & its derivs. | | $37 | $37 | | | $54 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $194,712 | $71,597 | $149,842 | $216,711 | $318,386 | $330,819 |
| Pyridine & its salts | $127 | | $95 | | | $104 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $639 | $4,452 | $2,239 | $19,633 | $39,137 | $11,561 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $1,302 | $157,251 | $380,426 | $778,630 | $362,330 | $270,972 |
| Melamine | $4 | | | | | $163,979 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $3,195 | $662 | $32,152 | $20,004 | $10,157 | $47,415 |
| 6-Hexanelactam (epsilon-caprolactam) | | | | | $8 | |
| Lactams (excl. of 2933.71 & 2933.72) | | | $3,617 | | | |
| Total | $199,979 | $233,999 | $568,408 | $1,034,978 | $730,018 | $824,904 |
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