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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $1,244 | $27,420 | | | $321 | $28,048 | $3,338 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $1,287,384 | | $1,377 | $1,532 | $887,967 | $24,801,155 | $52,757,465 |
| Hydantoin & its derivs. | $185,650 | $159,808 | $35,725 | $56 | $112,117 | $314,378 | $23,013 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $184,689,966 | $162,317,676 | $209,392,784 | $208,940,917 | $271,915,578 | $258,557,676 | $164,197,561 |
| Pyridine & its salts | $3,384 | $152,626 | | $533,563 | | | |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $881,545,941 | $645,169,569 | $737,561,550 | $932,052,471 | $1,434,804,516 | $1,439,314,054 | $1,968,817,953 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $1,138,272,466 | $791,645,813 | $1,072,449,424 | $2,501,263,536 | $2,244,924,074 | $4,293,385,401 | $5,610,839,122 |
| Melamine | $1,272 | $1,004 | | $52,141 | $12,101 | $118,237 | $8,094 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $3,359 | | $5,678 | $4,946 | $89,802 | $153,915,780 | $212,924,020 |
| 6-Hexanelactam (epsilon-caprolactam) | | $3,181 | | | | | |
| Lactams (excl. of 2933.71 & 2933.72) | $3,414,930 | $2,949,589 | $3,982,449 | $6,392,889 | $282,235,811 | $629,605,200 | $816,197,744 |
| Total | $2,209,405,596 | $1,602,426,686 | $2,023,428,987 | $3,649,242,051 | $4,234,982,287 | $6,800,039,929 | $8,825,768,310 |
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