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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,294 | 399 | 399 |
| 2006 | $16,052 | 4,007 | 4,007 |
| 2007 | $33,054 | 8,151 | 8,151 |
| 2008 | $21,385 | 14,064 | 14,064 |
| 2009 | $19,454 | 3,781 | 3,781 |
| 2010 | $24,840 | 2,542 | 2,542 |
| 2011 | $116,829 | 11,876 | 11,876 |
Note: Quantity represents Weight in kilograms
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