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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $890 | 1,147 | 1,147 |
| 2006 | $813 | 745 | 745 |
| 2007 | $115,730 | 31,313 | 31,313 |
| 2008 | $2,177 | 1,538 | 1,538 |
| 2009 | $18,540 | 11,361 | 11,361 |
| 2010 | $5,012 | 3,451 | 3,451 |
| 2011 | $58,276 | 46,156 | 46,156 |
Note: Quantity represents Weight in kilograms
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