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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,689 | 3,444 | 3,444 |
| 2006 | $893 | 695 | 695 |
| 2007 | $54,566 | 28,025 | 28,025 |
| 2008 | $11,497 | 2,752 | 2,752 |
| 2009 | $37,373 | 10,695 | 10,695 |
| 2010 | $30,005 | 13,640 | 13,640 |
| 2011 | $74,413 | 34,058 | 34,058 |
Note: Quantity represents Weight in kilograms
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