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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,580 | 16,403 | 16,403 |
| 2006 | $11,658 | 12,181 | 12,181 |
| 2007 | $6,685 | 6,153 | 6,153 |
| 2008 | $48,439 | 21,183 | 21,183 |
| 2009 | $35,546 | 12,063 | 12,063 |
| 2010 | $25,395 | 13,602 | 13,602 |
| 2011 | $81,097 | 38,073 | 38,073 |
Note: Quantity represents Weight in kilograms
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