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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,982 | 2,776 | 2,776 |
| 2006 | $19,755 | 6,208 | 6,208 |
| 2007 | $25,368 | 6,509 | 6,509 |
| 2008 | $87,179 | 12,205 | 12,205 |
| 2009 | $13,446 | 4,110 | 4,110 |
| 2010 | $577 | 275 | 275 |
| 2011 | $49,045 | 32,639 | 32,639 |
Note: Quantity represents Weight in kilograms
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