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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $70,576 | 20,598 | 20,598 |
| 2006 | $145,619 | 41,115 | 41,115 |
| 2007 | $121,211 | 54,237 | 54,237 |
| 2008 | $41,392 | 13,354 | 13,354 |
| 2009 | $18,915 | 8,283 | 8,283 |
| 2010 | $27,688 | 5,160 | 5,160 |
| 2011 | $23,823 | 4,106 | 4,106 |
Note: Quantity represents Weight in kilograms
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