|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Base metals/silver, clad with gold, not further worked than semi-manufactur ... | $225,463 | $189,366 | $237,483 | $687,686 | $487,901 | $410,907 | $821,123 |
| Total | $225,463 | $189,366 | $237,483 | $687,686 | $487,901 | $410,907 | $821,123 |
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