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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,214 | 33,523 | 33,523 |
| 2006 | $1,479 | 1,758 | 1,758 |
| 2007 | $33,165 | 22,585 | 22,585 |
| 2008 | $51,890 | 13,449 | 13,449 |
| 2009 | $37,718 | 12,994 | 12,994 |
| 2010 | $48,122 | 4,717 | 4,717 |
| 2011 | $20,701 | 4,245 | 4,245 |
Note: Quantity represents Weight in kilograms
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