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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,130 | 26,280 | 26,280 |
| 2006 | $13,211 | 11,553 | 11,553 |
| 2007 | $20,095 | 20,723 | 20,723 |
| 2008 | $22,285 | 22,349 | 22,349 |
| 2009 | $18,432 | 8,424 | 8,424 |
| 2010 | $16,344 | 7,625 | 7,625 |
| 2011 | $25,109 | 17,149 | 17,149 |
Note: Quantity represents Weight in kilograms
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