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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $73,241 | 12,450 | 12,450 |
| 2006 | $68,804 | 11,696 | 11,696 |
| 2007 | $58,446 | 8,685 | 8,685 |
| 2008 | $79,876 | 10,906 | 10,906 |
| 2009 | $52,302 | 6,043 | 6,043 |
| 2010 | $26,099 | 2,912 | 2,912 |
| 2011 | $4,821 | 594 | 594 |
Note: Quantity represents Weight in kilograms
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