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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $39,440 | 8,447 | 8,447 |
| 2006 | $93,245 | 50,586 | 50,586 |
| 2007 | $136,170 | 57,398 | 57,398 |
| 2008 | $81,678 | 16,241 | 16,241 |
| 2009 | $61,337 | 15,508 | 15,508 |
| 2010 | $7,200 | 1,649 | 1,649 |
| 2011 | $99,597 | 11,232 | 11,232 |
Note: Quantity represents Weight in kilograms
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