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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $54,034 | 39,911 | 39,911 |
| 2006 | $68,396 | 57,753 | 57,753 |
| 2007 | $52,737 | 34,357 | 34,357 |
| 2008 | $35,302 | 22,330 | 22,330 |
| 2009 | $29,238 | 16,631 | 16,631 |
| 2010 | $155,404 | 160,065 | 160,065 |
| 2011 | $218,288 | 212,426 | 212,426 |
Note: Quantity represents Weight in kilograms
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