|
| Commodity | 2005 | 2006 | 2010 |
| Hydrogen fluoride (hydrofluoric acid) | $359,668 | $84,425 | $158,759 |
| Inorganic acids other than hydrogen fluoride | $126,636 | $155,922 | $325,558 |
| Carbon dioxide | | | $2,634 |
| Silicon dioxide | $4,143,843 | $14,254,422 | $9,808,232 |
| Sulphur dioxide | $18,001 | | |
| Inorganic oxygen comps. of non-metals other than inorganic acids/carbon dio ... | $172,277 | $50,819 | $729,008 |
| Total | $4,820,425 | $14,545,588 | $11,024,191 |
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