|
| Commodity | 2005 | 2006 | 2007 | 2009 | 2010 | 2011 |
| Oxalic acid, its salts & esters | $80 | | $198 | | $771 | |
| Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxya ... | | | | | | $771 |
| Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxy ... | | $3,957 | | $34 | | |
| Total | $80 | $3,957 | $198 | $34 | $771 | $771 |
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