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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $702,447 | $1,075,359 | $1,289,499 | $508,253 | $277,087 | $843,347 | $883,556 |
| Silver nitrate | $396,419 | $662,383 | $751,732 | $931,024 | $331,503 | $304,614 | $1,047,713 |
| Silver comps. other than silver nitrate | $21,261 | $15,986 | $26,958 | $31,852 | $58,245 | $39,319 | $74,111 |
| Gold comps. | $247,755 | $383,688 | $384,852 | $526,491 | $272,160 | $262,793 | $376,286 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $31,860 | $81,275 | $59,925 | $99,021 | $151,434 | $199,424 | $113,658 |
| Total | $1,399,742 | $2,218,691 | $2,512,966 | $2,096,641 | $1,090,429 | $1,649,497 | $2,495,324 |
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