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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $997 | 2,682 | 2,682 |
| 2006 | $39,472 | 1,916 | 1,916 |
| 2007 | $67,591 | 4,233 | 4,233 |
| 2008 | $158,258 | 6,880 | 6,880 |
| 2009 | $386,575 | 56,203 | 56,203 |
| 2010 | $81,285 | 8,514 | 8,514 |
| 2011 | $209,068 | 135,315 | 135,315 |
Note: Quantity represents Weight in kilograms
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