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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | | | | $6,744 | $349 | | $23,182 |
| Silver nitrate | $1,505 | $7,625 | $6,857 | $24,921 | $11,033 | $281,312 | $508,393 |
| Silver comps. other than silver nitrate | $37,911 | $198,826 | $211,653 | $990,907 | $289,269 | $166,223 | $22,157 |
| Gold comps. | | | $51,710 | $1,684 | $30,398 | | $1,722 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $47,826 | $19,666 | $28,469 | $11,517 | $30,124 | $33,181 | $25,675 |
| Total | $87,242 | $226,117 | $298,689 | $1,035,773 | $361,173 | $480,716 | $581,129 |
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