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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,000 | 4,286 | 4,286 |
| 2006 | $10,786 | 885 | 885 |
| 2007 | $17,063 | 9,587 | 9,587 |
| 2008 | $45,936 | 22,414 | 22,414 |
| 2009 | $20,245 | 7,408 | 7,408 |
| 2010 | $174,168 | 5,214 | 5,214 |
| 2011 | $9,383 | 3,051 | 3,051 |
Note: Quantity represents Weight in kilograms
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