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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $49,082 | $5,418 | $2,490 | $14,363 | $2,622 | $1,600 | |
| Silver nitrate | $232,142 | $239,191 | $392,947 | $201,198 | $332,655 | $1,529,457 | $2,462,288 |
| Silver comps. other than silver nitrate | $2,563,993 | $4,513,923 | $6,659,230 | $17,619,791 | $12,562,482 | $24,882,534 | $40,029,980 |
| Gold comps. | $2,338,791 | $5,690,662 | $13,594,050 | $9,575,081 | $8,707,249 | $14,289,354 | $18,838,158 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $2,768,019 | $1,205,103 | $18,367,412 | $12,885,792 | $18,972,754 | $89,361,904 | $92,975,522 |
| Total | $7,952,027 | $11,654,297 | $39,016,129 | $40,296,225 | $40,577,762 | $130,064,849 | $154,305,948 |
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