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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,078 | 10,199 | 10,199 |
| 2006 | $3,731 | 55,163 | 55,163 |
| 2007 | $8,413 | 4,866 | 4,866 |
| 2008 | $1,365 | 931 | 931 |
| 2009 | $4,850 | 3,391 | 3,391 |
| 2010 | $1,321 | 1,270 | 1,270 |
| 2011 | $1,401 | 1,103 | 1,103 |
Note: Quantity represents Weight in kilograms
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