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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $94,954 | $154,873 | $169,986 | $275,914 | $231,780 | $242,661 | $378,834 |
| Silver nitrate | $419,035 | $919,000 | $970,660 | $1,204,458 | $566,414 | $1,019,781 | $1,921,470 |
| Silver comps. other than silver nitrate | $42,586 | $64,844 | $175,251 | $383,742 | $325,702 | $424,915 | $699,459 |
| Gold comps. | | $82 | | | $22 | $764 | $714 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $3,746 | $36,742 | $24,885 | $25,810 | $54,997 | $125,383 | $192,953 |
| Total | $560,321 | $1,175,541 | $1,340,782 | $1,889,924 | $1,178,915 | $1,813,504 | $3,193,430 |
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