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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,717 | 49,850 | 49,850 |
| 2006 | $7,989 | 41,025 | 41,025 |
| 2007 | $40,265 | 180,979 | 180,979 |
| 2008 | $21,555 | 80,193 | 80,193 |
| 2009 | $35,257 | 14,365 | 14,365 |
| 2010 | $50,749 | 45,145 | 45,145 |
| 2011 | $145,094 | 166,747 | 166,747 |
Note: Quantity represents Weight in kilograms
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