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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,960 | 1,897 | 1,897 |
| 2006 | $21,341 | 1,065 | 1,065 |
| 2007 | $5,329 | 1,258 | 1,258 |
| 2008 | $25,314 | 1,369 | 1,369 |
| 2009 | $12,404 | 2,162 | 2,162 |
| 2010 | $80,362 | 10,453 | 10,453 |
| 2011 | $31,784 | 1,640 | 1,640 |
Note: Quantity represents Weight in kilograms
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