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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $5,000 | $2,820 | | $4,961 | $6,499 | $1,054 | $9,779 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $1,000 | $455 | $881 | $1,557 | $51 | | $93 |
| Hydantoin & its derivs. | $15,000 | $1,675 | $15,743 | $9,379 | $18,018 | $14,855 | $17,253 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $71,000 | $112,679 | $119,448 | $150,645 | $108,225 | $193,088 | $134,989 |
| Pyridine & its salts | $1,000 | $1,325 | $770 | $2,297 | $1,895 | $618 | $774 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $580,000 | $585,456 | $701,355 | $1,325,498 | $1,124,301 | $1,136,389 | $1,554,497 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $388,000 | $348,348 | $423,244 | $452,077 | $359,132 | $347,333 | $547,847 |
| Melamine | $14,000 | $1,598 | | $28 | $86 | | $58 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $219,000 | $333,356 | $233,387 | $516,953 | $639,989 | $519,766 | $628,886 |
| Lactams (excl. of 2933.71 & 2933.72) | $48,000 | $75,398 | $44,988 | $159,194 | $30,875 | $75,734 | $173,324 |
| Total | $1,342,000 | $1,463,110 | $1,539,816 | $2,622,589 | $2,289,071 | $2,288,837 | $3,067,500 |
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