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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $52,748 | 94,099 | 94,099 |
| 2006 | $7,240 | 8,018 | 8,018 |
| 2007 | $2,009 | 9,188 | 9,188 |
| 2008 | $26,495 | 56,805 | 56,805 |
| 2009 | $61,214 | 53,909 | 53,909 |
| 2010 | $108,639 | 83,536 | 83,536 |
| 2011 | $22,607 | 28,337 | 28,337 |
Note: Quantity represents Weight in kilograms
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