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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $464,923 | $471,581 | $495,173 | $790,185 | $593,619 | $692,260 | $1,139,234 |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $2,125 | $4,977 | $143,174 | $1,190,203 | $1,762,108 | $5,945,840 | $3,163,713 |
| Hydantoin & its derivs. | $7,008 | $4,555 | $11,442 | $2,324 | $10,418 | $24,329 | $61,592 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $118,222 | $89,133 | $139,092 | $396,653 | $215,840 | $3,295,612 | $6,366,508 |
| Pyridine & its salts | $42 | $1,351 | $2,947 | $987 | $5,243 | $988 | $2,412 |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $1,570,262 | $3,118,901 | $3,556,442 | $5,017,741 | $3,449,961 | $6,830,152 | $12,836,051 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $141,039 | $199,974 | $295,915 | $494,282 | $7,589,168 | $14,439,493 | $22,367,828 |
| Melamine | | | | | $29 | | |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $785,732 | $659,246 | $2,139,904 | $3,807,481 | $1,517,126 | $2,548,140 | $3,279,111 |
| Lactams (excl. of 2933.71 & 2933.72) | $4,316 | $32,310 | $62,473 | $84,580 | $71,074 | $92,016 | $59,479 |
| Total | $3,093,669 | $4,582,028 | $6,846,562 | $11,784,436 | $15,214,586 | $33,868,830 | $49,275,928 |
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