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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $114,980 | 17,267 | 17,267 |
| 2006 | $205 | 8 | 8 |
| 2007 | $5,873 | 5,567 | 5,567 |
| 2008 | $44,025 | 42,466 | 42,466 |
| 2009 | $74,866 | 39,321 | 39,321 |
| 2010 | $103,154 | 64,676 | 64,676 |
| 2011 | $150,601 | 117,660 | 117,660 |
Note: Quantity represents Weight in kilograms
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