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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,285 | 830 | 830 |
| 2006 | $1,172 | 2,600 | 2,600 |
| 2007 | $7,148 | 10,560 | 10,560 |
| 2008 | $10,683 | 8,540 | 8,540 |
| 2009 | $58,740 | 29,083 | 29,083 |
| 2010 | $5,262 | 3,201 | 3,201 |
| 2011 | $10,693 | 11,995 | 11,995 |
Note: Quantity represents Weight in kilograms
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