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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Phenazone (antipyrin) & its derivs. | $270 | $2,696 | $1,022 | $871 | $274 | $109 | |
| Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $735 | | | | | | |
| Hydantoin & its derivs. | $10,811 | $9,813 | $11,737 | $26,883 | $3,201 | $1,195 | $14,015 |
| Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | | $38,157 | $12,129 | $13,836 | $2,157 | | |
| Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $2,175 | | $132,882 | $334,898 | $339,276 | $5,362,855 | $6,634,838 |
| Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $979 | $11,673 | | $318,030 | $346,799 | $129,227 | $285,207 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $229,055 | $155,213 | $203,273 | $185,907 | $190,029 | $146,377 | $217,256 |
| Lactams (excl. of 2933.71 & 2933.72) | | $47,873 | | | | | |
| Total | $244,025 | $265,425 | $361,043 | $880,425 | $881,736 | $5,639,763 | $7,151,316 |
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