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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,096 | 3,830 | 3,830 |
| 2006 | $16,783 | 2,173 | 2,173 |
| 2007 | $23,316 | 3,085 | 3,085 |
| 2008 | $15,022 | 1,292 | 1,292 |
| 2009 | $17,750 | 2,273 | 2,273 |
| 2010 | $14,773 | 2,406 | 2,406 |
| 2011 | $21,652 | 2,245 | 2,245 |
Note: Quantity represents Weight in kilograms
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