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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,497 | 2,000 | 2,000 |
| 2006 | $1,675 | 380 | 380 |
| 2007 | $1,153 | 260 | 260 |
| 2008 | $3,428 | 9,960 | 9,960 |
| 2009 | $4,054 | 11,500 | 11,500 |
| 2010 | $20,320 | 16,900 | 16,900 |
| 2011 | $54,485 | 78,520 | 78,520 |
Note: Quantity represents Weight in kilograms
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