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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,437 | 1,293 | 1,293 |
| 2006 | $15,362 | 2,624 | 2,624 |
| 2007 | $13,480 | 2,056 | 2,056 |
| 2008 | $5,053 | 566 | 566 |
| 2009 | $9,174 | 1,709 | 1,709 |
| 2010 | $51,690 | 14,890 | 14,890 |
| 2011 | $21,167 | 4,850 | 4,850 |
Note: Quantity represents Weight in kilograms
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