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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,281 | 13,140 | 13,140 |
| 2006 | $19,843 | 4,223 | 4,223 |
| 2007 | $10,735 | 7,411 | 7,411 |
| 2008 | $16,574 | 5,309 | 5,309 |
| 2009 | $59,134 | 22,388 | 22,388 |
| 2010 | $21,520 | 16,544 | 16,544 |
| 2011 | $3,416 | 6,542 | 6,542 |
Note: Quantity represents Weight in kilograms
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