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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Colloidal precious metals | $248,499 | $408,142 | $196,422 | $64,634 | $244,366 | $564,543 | $614,924 |
| Silver nitrate | $1,741,500 | $3,048,094 | $2,148,335 | $2,484,771 | $2,096,018 | $2,056,258 | $2,262,853 |
| Silver comps. other than silver nitrate | $528,613 | $962,410 | $1,142,099 | $1,047,521 | $1,025,516 | $509,588 | $513,245 |
| Gold comps. | $107,179 | $142,091 | $106,168 | $36,690 | $127,000 | $234,426 | $847,088 |
| Inorganic/organic comps. of precious metals, whether or not chemically defi ... | $963,837 | $1,751,327 | $3,489,251 | $4,334,237 | $1,719,729 | $4,634,213 | $3,681,094 |
| Total | $3,589,628 | $6,312,064 | $7,082,275 | $7,967,853 | $5,212,629 | $7,999,028 | $7,919,204 |
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