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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $422,056 | $1,335,309 | $205,083 | $601,817 | $958,564 | $1,620,375 | $2,638,146 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $4,389,002 | $2,954,276 | $5,588,030 | $4,514,027 | $19,622,952 | $3,435,944 | $2,345,153 |
| Hydantoin & its derivs. | $2,560,558 | $1,730,623 | $2,529,240 | $2,695,568 | $1,964,065 | $1,456,486 | $1,689,644 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $30,522,228 | $24,974,472 | $25,429,510 | $21,975,327 | $7,733,628 | $11,237,624 | $6,396,804 |
| Pyridine & its salts | $1,505,241 | $780,715 | $1,341,512 | $1,593,156 | $1,087,865 | $2,084,110 | $2,735,627 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $256,140,986 | $304,697,081 | $328,899,549 | $287,908,183 | $304,546,379 | $281,126,359 | $359,415,768 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $563,293,231 | $553,113,947 | $437,119,195 | $459,356,525 | $392,924,070 | $555,326,504 | $308,338,274 |
| Melamine | $310,312 | $154,595 | $1,220,136 | $1,787,206 | $862,490 | $1,431,428 | $133,443 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $71,174,081 | $85,194,178 | $135,336,743 | $135,316,910 | $123,384,252 | $80,838,702 | $55,650,247 |
| 6-Hexanelactam (epsilon-caprolactam) | $1,296,919 | $410,883 | $116,978 | $38,701 | $81 | $2,072 | $3,022 |
| Lactams (excl. of 2933.71 & 2933.72) | $22,139,128 | $25,160,726 | $28,287,887 | $8,478,381 | $127,084,424 | $14,076,024 | $32,193,116 |
| Total | $953,753,742 | $1,000,506,805 | $966,073,863 | $924,265,801 | $980,168,770 | $952,635,628 | $771,539,244 |
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