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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,622 | 16,290 | 16,290 |
| 2006 | $20,217 | 14,110 | 14,110 |
| 2007 | $23,869 | 49,115 | 49,115 |
| 2008 | $5,202 | 880 | 880 |
| 2009 | $823 | 38,000 | 38,000 |
| 2010 | $1,286 | 4,154 | 4,154 |
| 2011 | $40,810 | 47,633 | 47,633 |
Note: Quantity represents Weight in kilograms
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