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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $69,679 | 9,372 | 9,372 |
| 2006 | $37 | 19 | 19 |
| 2007 | $80,794 | 29,205 | 29,205 |
| 2008 | $48,589 | 23,668 | 23,668 |
| 2009 | $200,246 | 7,380 | 7,380 |
| 2010 | $25,842 | 4,130 | 4,130 |
| 2011 | $15,346 | 4,853 | 4,853 |
Note: Quantity represents Weight in kilograms
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