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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,156 | 75,390 | 75,390 |
| 2006 | $41,391 | 71,812 | 71,812 |
| 2007 | $212 | 1,250 | 1,250 |
| 2008 | $62,928 | 100,834 | 100,834 |
| 2009 | $160,901 | 314,136 | 314,136 |
| 2010 | $286,024 | 582,607 | 582,607 |
| 2011 | $140,005 | 267,999 | 267,999 |
Note: Quantity represents Weight in kilograms
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