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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $1,525 | | | | $20,710 | | $2,379 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $2,557,586 | $3,015,434 | $2,304,386 | $3,187,700 | $2,902,077 | $5,124,609 | $2,808,086 |
| Hydantoin & its derivs. | $84,730 | $64,970 | $49,981 | $40,805 | $49,621 | $112,357 | $77,333 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $17,685,113 | $1,707,971 | $309,364 | $236,983 | $586,222 | $95,142 | $2,748,085 |
| Pyridine & its salts | $8,741 | $4,738 | $9,343 | $16,550 | $13,448 | $12,119 | $17,232 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $21,237,460 | $5,969,093 | $5,467,995 | $5,066,947 | $3,688,238 | $7,772,036 | $15,818,322 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $3,142,502 | $2,779,486 | $4,367,201 | $7,833,952 | $4,048,672 | $5,763,567 | $6,747,576 |
| Melamine | $17,008 | $50,775 | $17,799 | $45,325 | $9,600 | $10,244 | $29,892 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $547,899 | $565,822 | $758,046 | $1,468,292 | $1,272,099 | $3,572,866 | $3,928,149 |
| 6-Hexanelactam (epsilon-caprolactam) | $80,384,165 | $118,460,956 | $134,142,872 | $88,613,179 | $96,133,999 | $164,627,718 | $235,872,995 |
| Lactams (excl. of 2933.71 & 2933.72) | $190,833 | $836,920 | $949,209 | $10,170,013 | $6,702,425 | $2,188,222 | $10,404,614 |
| Total | $125,857,562 | $133,456,165 | $148,376,196 | $116,679,746 | $115,427,111 | $189,278,880 | $278,454,663 |
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