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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,922 | 3,345 | 3,345 |
| 2006 | $12,586 | 6,660 | 6,660 |
| 2007 | $19,527 | 5,567 | 5,567 |
| 2008 | $7,872 | 1,776 | 1,776 |
| 2009 | $36,432 | 12,602 | 12,602 |
| 2010 | $41,636 | 10,813 | 10,813 |
| 2011 | $20,851 | 2,496 | 2,496 |
Note: Quantity represents Weight in kilograms
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