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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,538 | 8,460 | 8,460 |
| 2006 | $32,552 | 65,567 | 65,567 |
| 2007 | $10,149 | 23,925 | 23,925 |
| 2008 | $8,564 | 9,374 | 9,374 |
| 2009 | $7,246 | 29,816 | 29,816 |
| 2010 | $18,353 | 88,043 | 88,043 |
| 2011 | $60,478 | 88,150 | 88,150 |
Note: Quantity represents Weight in kilograms
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