|
| Commodity | 2005 | 2006 | 2008 | 2009 | 2010 | 2011 |
| Pyridine & its salts | $1,658 | | $1,740 | | $3,017 | $4,485 |
| Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $4,484 | $5,499 | $5,979 | $5,297 | $9,332 | |
| Total | $6,142 | $5,499 | $7,719 | $5,297 | $12,349 | $4,485 |
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