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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,940 | 1,696 | 1,696 |
| 2006 | $18,434 | 2,390 | 2,390 |
| 2007 | $23,192 | 2,301 | 2,301 |
| 2008 | $13,517 | 1,851 | 1,851 |
| 2009 | $8,198 | 2,045 | 2,045 |
| 2010 | $11,098 | 2,773 | 2,773 |
| 2011 | $8,105 | 2,024 | 2,024 |
Note: Quantity represents Weight in kilograms
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