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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $2,591,553 | $2,887,191 | $4,861,652 | $8,193,541 | $6,985,118 | $7,208,072 | $1,027,342 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $7,275,342 | $9,621,080 | $9,458,971 | $6,040,541 | $4,995,637 | $6,339,238 | $7,445,697 |
| Hydantoin & its derivs. | $6,323,890 | $2,280,662 | $2,364,559 | $3,726,170 | $1,861,776 | $3,127,758 | $3,386,746 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $95,652,896 | $70,938,978 | $99,222,004 | $54,870,183 | $33,025,764 | $36,503,828 | $50,812,140 |
| Pyridine & its salts | $2,640,828 | $3,716,255 | $2,637,478 | $2,748,486 | $1,868,756 | $2,236,324 | $2,310,952 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $330,161,402 | $327,970,865 | $403,472,179 | $364,114,079 | $365,817,210 | $354,733,828 | $320,475,102 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $218,847,432 | $318,211,434 | $605,134,689 | $613,924,924 | $434,582,938 | $390,240,571 | $619,981,216 |
| Melamine | $40,694,655 | $34,866,256 | $46,276,257 | $90,365,521 | $44,956,909 | $57,356,535 | $71,933,356 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $63,206,362 | $52,276,366 | $74,684,850 | $85,839,654 | $59,858,273 | $65,600,129 | $74,565,304 |
| 6-Hexanelactam (epsilon-caprolactam) | $291,111,246 | $310,527,698 | $341,802,553 | $341,476,978 | $179,263,550 | $307,456,505 | $386,060,319 |
| Lactams (excl. of 2933.71 & 2933.72) | $39,825,545 | $42,012,745 | $86,640,802 | $243,802,202 | $144,658,305 | $201,969,114 | $310,476,394 |
| Total | $1,098,331,151 | $1,175,309,530 | $1,676,555,994 | $1,815,102,279 | $1,277,874,236 | $1,432,771,902 | $1,848,474,568 |
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