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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,073 | 13,000 | 13,000 |
| 2006 | $3,633 | 5,040 | 5,040 |
| 2007 | $23,563 | 20,592 | 20,592 |
| 2008 | $1,074 | 284 | 284 |
| 2009 | $8,001 | 10,242 | 10,242 |
| 2010 | $47,694 | 50,838 | 50,838 |
| 2011 | $33,351 | 27,992 | 27,992 |
Note: Quantity represents Weight in kilograms
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