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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,414 | 7,346 | 7,346 |
| 2006 | $94,467 | 15,156 | 15,156 |
| 2007 | $78,767 | 12,691 | 12,691 |
| 2008 | $82,727 | 10,039 | 10,039 |
| 2009 | $20,518 | 2,364 | 2,364 |
| 2010 | $3,193 | 114 | 114 |
| 2011 | $28,837 | 12,981 | 12,981 |
Note: Quantity represents Weight in kilograms
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