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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $59,405 | $93,553 | $100,762 | $220,170 | $62,748 | $153,101 | $180,491 |
| Silver nitrate | $207,507 | $274,689 | $382,383 | $338,360 | $154,392 | $241,488 | $504,121 |
| Silver comps. other than silver nitrate | $80,951 | $63,152 | $102,340 | $61,000 | $54,798 | $86,668 | $341,249 |
| Gold comps. | $314,214 | $454,916 | $1,077,280 | $559,020 | $1,249,859 | $1,194,059 | $2,130,019 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $918,323 | $2,358,979 | $2,117,363 | $3,040,770 | $336,562 | $743,822 | $1,418,811 |
| Total | $1,580,400 | $3,245,289 | $3,780,128 | $4,219,320 | $1,858,359 | $2,419,138 | $4,574,691 |
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