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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $538,891 | $514,014 | $361,559 | $375,454 | $1,326,027 | $513,118 | $580,406 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $10,942,054 | $6,362,359 | $4,736,167 | $10,661,214 | $71,711,163 | $59,896,432 | $90,622,889 |
| Hydantoin & its derivs. | $19,676,150 | $18,929,133 | $22,238,387 | $24,133,687 | $16,146,218 | $15,591,401 | $19,979,314 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $169,864,176 | $262,737,045 | $147,554,394 | $60,318,519 | $77,906,871 | $65,672,316 | $85,708,005 |
| Pyridine & its salts | $47,957,489 | $40,320,501 | $47,475,457 | $37,962,824 | $38,739,182 | $37,181,127 | $27,761,520 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $1,542,047,405 | $1,842,910,558 | $2,351,598,855 | $1,869,876,674 | $1,792,530,004 | $1,855,366,250 | $1,681,724,468 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $116,036,030 | $93,851,836 | $106,469,582 | $381,829,496 | $402,003,232 | $548,284,339 | $723,575,521 |
| Melamine | $14,113,856 | $11,676,868 | $29,675,291 | $21,426,641 | $35,086,110 | $46,779,107 | $48,270,592 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $155,582,761 | $143,626,566 | $183,442,268 | $192,499,900 | $147,577,095 | $175,475,044 | $227,197,551 |
| 6-Hexanelactam (epsilon-caprolactam) | $255,691,830 | $222,054,059 | $302,676,524 | $350,851,492 | $226,537,258 | $414,882,489 | $615,521,792 |
| Lactams (excl. of 2933.71 & 2933.72) | $55,776,107 | $127,972,116 | $189,022,749 | $162,532,363 | $127,260,052 | $188,773,668 | $214,058,311 |
| Total | $2,388,226,749 | $2,770,955,055 | $3,385,251,233 | $3,112,468,264 | $2,936,823,212 | $3,408,415,291 | $3,735,000,369 |
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