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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,120 | 1,775 | 1,775 |
| 2006 | $4,181 | 16,450 | 16,450 |
| 2007 | $627 | 200 | 200 |
| 2008 | $6,113 | 11,480 | 11,480 |
| 2009 | $44,346 | 104,000 | 104,000 |
| 2010 | $57,739 | 134,500 | 134,500 |
| 2011 | $16,933 | 41,000 | 41,000 |
Note: Quantity represents Weight in kilograms
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