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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $55,736 | 13,356 | 13,356 |
| 2006 | $100,576 | 15,982 | 15,982 |
| 2007 | $71,637 | 12,111 | 12,111 |
| 2008 | $44,191 | 5,495 | 5,495 |
| 2009 | $18,327 | 3,326 | 3,326 |
| 2010 | $26,508 | 7,423 | 7,423 |
| 2011 | $962 | 4 | 4 |
Note: Quantity represents Weight in kilograms
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