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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,999 | 2,127 | 2,127 |
| 2006 | $9,604 | 2,440 | 2,440 |
| 2007 | $16,308 | 5,246 | 5,246 |
| 2008 | $112,524 | 32,571 | 32,571 |
| 2009 | $38,435 | 12,586 | 12,586 |
| 2010 | $47,907 | 13,027 | 13,027 |
| 2011 | $108,911 | 10,444 | 10,444 |
Note: Quantity represents Weight in kilograms
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