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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,789 | 388 | 388 |
| 2006 | $17,402 | 814 | 814 |
| 2007 | $72,564 | 2,595 | 2,595 |
| 2008 | $176,527 | 5,677 | 5,677 |
| 2009 | $114,411 | 3,177 | 3,177 |
| 2010 | $65,207 | 2,040 | 2,040 |
| 2011 | $101,647 | 3,347 | 3,347 |
Note: Quantity represents Weight in kilograms
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