|
| Commodity | 2005 | 2006 | 2007 |
| Inorganic acids other than hydrogen fluoride | | $700 | |
| Carbon dioxide | $8,853 | $8,514 | $12,453 |
| Silicon dioxide | $1,009 | $963 | $1,673 |
| Inorganic oxygen comps. of non-metals other than inorganic acids/carbon dio ... | $5,704 | $10,496 | $7,681 |
| Total | $15,566 | $20,673 | $21,807 |
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