|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Hydrogen fluoride (hydrofluoric acid) | $1,015 | | | | | |
| Carbon dioxide | $2,340 | $69,430 | $18,881 | $3,650 | $48,320 | $128,071 |
| Silicon dioxide | | | | | $340 | |
| Inorganic oxygen comps. of non-metals other than inorganic acids/carbon dio ... | $29,000 | $39,925 | | | $23,040 | $500 |
| Total | $32,355 | $109,355 | $18,881 | $3,650 | $71,700 | $128,571 |
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