|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Hydrogen fluoride (hydrofluoric acid) | $2,287 | | $1,714 | |
| Inorganic acids other than hydrogen fluoride | $24,561 | | $1,226 | $1,901 |
| Carbon dioxide | | $2,035 | | $16 |
| Silicon dioxide | | $790 | | |
| Inorganic oxygen comps. of non-metals other than inorganic acids/carbon dio ... | $104,916 | $119,999 | $151,512 | $3,302 |
| Total | $131,764 | $122,824 | $154,452 | $5,219 |
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