|
| Commodity | 2005 | 2006 | 2007 |
| Phenazone (antipyrin) & its derivs. | | | $9,877 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $3,567 | $3,323 | |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $18,190 | $9,971 | |
| Pyridine & its salts | | | $934 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $4,589 | $758 | $576 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $3,900 | $7,650 | $13,687 |
| Melamine | $7,959 | $880 | $758 |
| Lactams (excl. of 2933.71 & 2933.72) | $287 | | |
| Total | $38,492 | $22,582 | $25,832 |
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