|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Base metals/silver/gold, clad with platinum, not further worked than semi-m ... | $88,348 | $22,500 | $11,822 | $2,703 | $457,567 | $365,546 | $75,540,942 |
| Total | $88,348 | $22,500 | $11,822 | $2,703 | $457,567 | $365,546 | $75,540,942 |
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