|
| Commodity | 2005 | 2010 |
| Colloidal precious metals | | $46,409 |
| Silver nitrate | $53,803 | $5,356 |
| Silver comps. other than silver nitrate | $10,531 | |
| Gold comps. | $49,909 | |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $89,489 | $620,428 |
| Total | $203,732 | $672,193 |
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