|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $156 | $455 | | | | $35 | |
| Silver nitrate | $2,666 | $2,836 | $96 | $652 | $1,472 | $1,328 | $1,980 |
| Silver comps. other than silver nitrate | $52 | | $310 | | | $6,119 | |
| Gold comps. | $121,445 | $186,580 | $172,772 | $299,599 | $81,636 | $310,213 | $359,602 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $111 | $904 | $18,359 | $18,940 | $806 | $1,581 | $1,628 |
| Total | $124,430 | $190,775 | $191,537 | $319,191 | $83,914 | $319,276 | $363,210 |
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