|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | | | $216 | | | | |
| Silver nitrate | $683 | $3,470 | $423 | $211 | $235 | $2,249 | $1,000 |
| Silver comps. other than silver nitrate | $820 | $2,018 | | | $955 | $230 | |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $91,647 | | | | | | $4,000 |
| Total | $93,150 | $5,488 | $639 | $211 | $1,190 | $2,479 | $5,000 |
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