|
| Commodity | 2007 | 2008 | 2010 |
| Oxalic acid, its salts & esters | $10 | | |
| Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxya ... | | $2,025 | |
| Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxy ... | $34 | | $36 |
| Total | $44 | $2,025 | $36 |
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