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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $468,905 | $766,168 | $494,762 | $984,704 | $426,113 | $108,414 | $306,989 |
| Silver nitrate | $1,034,789 | $1,596,527 | $1,478,290 | $3,081,374 | $1,946,517 | $2,397,056 | $3,150,390 |
| Silver comps. other than silver nitrate | $402,572 | $495,590 | $1,234,228 | $1,541,240 | $1,307,829 | $2,508,137 | $4,636,101 |
| Gold comps. | $1,949,364 | $4,094,932 | $3,375,600 | $3,689,304 | $2,038,891 | $644,464 | $1,732,362 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $1,253,368 | $2,694,029 | $7,593,908 | $3,887,992 | $2,021,406 | $4,076,654 | $4,252,666 |
| Total | $5,108,998 | $9,647,246 | $14,176,788 | $13,184,614 | $7,740,756 | $9,734,725 | $14,078,508 |
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