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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $492,940 | 563,894 | 563,894 |
| 2006 | $366,800 | 392,404 | 392,404 |
| 2007 | $63,424 | 58,401 | 58,401 |
| 2008 | $10,569 | 8,683 | 8,683 |
| 2009 | $430,127 | 1,054,905 | 1,054,905 |
| 2010 | $206 | 128 | 128 |
| 2011 | $24 | 12 | 12 |
Note: Quantity represents Weight in kilograms
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