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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $13 | $52 | $114 | $203 | $92 | $100 | $39 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $47,301 | $101,687 | $85,269 | $223,760 | $12,890 | $149,852 | $101,063 |
| Hydantoin & its derivs. | $97,012 | $64,792 | $72,636 | $79,364 | $133,266 | $116,118 | $39,154 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $427,554 | $562,256 | $598,462 | $425,687 | $337,304 | $570,928 | $785,953 |
| Pyridine & its salts | $47,434 | $6,188 | $4,749 | $28,502 | $1,748,862 | $3,791,156 | $4,212,835 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $19,841,613 | $2,398,000 | $2,863,649 | $4,842,786 | $3,228,160 | $2,593,677 | $6,460,937 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $4,693,570 | $1,617,534 | $2,168,515 | $5,068,528 | $6,561,908 | $8,556,165 | $9,746,286 |
| Melamine | $4,436,474 | $2,681,827 | $1,921,590 | $3,569,803 | $1,183,636 | | |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $2,887,226 | $2,744,373 | $2,542,503 | $2,991,341 | $2,593,216 | $3,346,249 | $4,107,522 |
| 6-Hexanelactam (epsilon-caprolactam) | | $1,638 | $4,816 | $33,218 | $11,170 | $31,709 | |
| Lactams (excl. of 2933.71 & 2933.72) | $225,915 | $338,460 | $298,986 | $354,627 | $155,508 | $276,060 | $188,626 |
| Total | $32,704,112 | $10,516,807 | $10,561,289 | $17,617,819 | $15,966,012 | $19,432,014 | $25,642,415 |
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