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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $4,191,678 | $16,647,669 | $1,801,066 | $3,882,965 | $3,478,642 | $444,034 | $274,826 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $1,981,255 | $5,043,872 | $3,768,213 | $2,272,619 | $6,168,416 | $6,931,050 | $29,169,598 |
| Hydantoin & its derivs. | $1,365,016 | $2,622,428 | $5,280,230 | $1,924,987 | $1,812,208 | $1,644,994 | $1,218,519 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $150,477,410 | $101,438,378 | $81,865,017 | $84,306,432 | $83,400,452 | $80,847,174 | $69,066,784 |
| Pyridine & its salts | $1,468,964 | $1,737,903 | $1,439,361 | $1,810,767 | $1,197,581 | $1,382,276 | $1,278,672 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $261,752,854 | $269,844,935 | $282,692,259 | $337,240,064 | $335,010,813 | $370,684,478 | $454,889,407 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $587,041,137 | $636,112,707 | $988,001,810 | $518,824,135 | $462,131,606 | $557,620,945 | $747,440,724 |
| Melamine | $937 | $1,538 | $113,346 | $21,513 | $23,322 | $10,844 | $7,057 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $102,770,135 | $98,813,951 | $116,598,873 | $96,681,527 | $84,990,205 | $67,447,885 | $47,625,211 |
| 6-Hexanelactam (epsilon-caprolactam) | $202,198 | $96,438 | $131,146 | $251,447 | $60,900 | $144,086 | $161,231 |
| Lactams (excl. of 2933.71 & 2933.72) | $224,355,949 | $228,703,232 | $147,062,278 | $192,568,370 | $185,137,751 | $154,342,600 | $206,914,175 |
| Total | $1,335,607,533 | $1,361,063,051 | $1,628,753,599 | $1,239,784,826 | $1,163,411,896 | $1,241,500,366 | $1,558,046,204 |
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