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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $16,293 | $10,930 | $19,216 | $20,849 | $17,076 | $15,233 | $29,062 |
| Silver nitrate | $6,200 | $43,162 | $8,681 | $9,956 | $7,968 | $10,947 | $18,759 |
| Silver comps. other than silver nitrate | $1,376 | $3,810 | $4,830 | $2,698 | $1,511 | $2,150 | $4,755 |
| Gold comps. | $16,950 | $17,687 | $32,301 | $19,032 | $9,319 | $16,465 | $41,657 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $52,139 | $9,556 | $11,669 | $7,566 | $5,156 | $15,277 | $16,231 |
| Total | $92,958 | $85,145 | $76,697 | $60,101 | $41,030 | $60,072 | $110,464 |
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