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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $85 | 200 | 200 |
| 2006 | $7,707 | 15,475 | 15,475 |
| 2007 | $9,248 | 16,850 | 16,850 |
| 2008 | $22,893 | 37,575 | 37,575 |
| 2009 | $8,469 | 14,875 | 14,875 |
| 2010 | $14,123 | 21,900 | 21,900 |
| 2011 | $967 | 1,238 | 1,238 |
Note: Quantity represents Weight in kilograms
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