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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $86,612 | 2,725 | 2,725 |
| 2006 | $91,624 | 2,511 | 2,511 |
| 2007 | $106,972 | 2,154 | 2,154 |
| 2008 | $78,230 | 1,360 | 1,360 |
| 2009 | $78,215 | 1,389 | 1,389 |
| 2010 | $62,546 | 1,342 | 1,342 |
| 2011 | $32,150 | 647 | 647 |
Note: Quantity represents Weight in kilograms
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