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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $222,492 | 669,550 | 669,550 |
| 2006 | $214,660 | 645,981 | 645,981 |
| 2007 | $408,228 | 477,173 | 477,173 |
| 2008 | $122,235 | 38,144 | 38,144 |
| 2009 | $6,191 | 2,238 | 2,238 |
| 2010 | $188,382 | 85,259 | 85,259 |
| 2011 | $112,084 | 116,238 | 116,238 |
Note: Quantity represents Weight in kilograms
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