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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,606 | 3,561 | 3,561 |
| 2006 | $28,965 | 4,513 | 4,513 |
| 2007 | $23,848 | 4,611 | 4,611 |
| 2008 | $2,101 | 3,836 | 3,836 |
| 2009 | $1,995 | 369 | 369 |
| 2010 | $64,870 | 3,868 | 3,868 |
| 2011 | $26,517 | 1,409 | 1,409 |
Note: Quantity represents Weight in kilograms
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