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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,422 | 1,490 | 1,490 |
| 2006 | $1,700 | 168 | 168 |
| 2007 | $4,753 | 1,970 | 1,970 |
| 2008 | $4,368 | 1,415 | 1,415 |
| 2009 | $129,829 | 35,435 | 35,435 |
| 2010 | $49,538 | 14,875 | 14,875 |
| 2011 | $49,669 | 13,939 | 13,939 |
Note: Quantity represents Weight in kilograms
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