|
| Commodity | 2005 | 2007 | 2008 |
| Colloidal precious metals | $11,226 | | $17,817 |
| Silver nitrate | $41 | $6,074 | |
| Silver comps. other than silver nitrate | | $6,544 | $3,067 |
| Gold comps. | | $10,824 | |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | | $140,128 | $768,121 |
| Total | $11,267 | $163,570 | $789,005 |
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