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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,484 | 9,120 | 9,120 |
| 2006 | $39,374 | 14,558 | 14,558 |
| 2007 | $37,551 | 8,600 | 8,600 |
| 2008 | $61,380 | 13,579 | 13,579 |
| 2009 | $205,769 | 285,624 | 285,624 |
| 2010 | $85,187 | 84,407 | 84,407 |
| 2011 | $59,490 | 18,200 | 18,200 |
Note: Quantity represents Weight in kilograms
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