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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $50,451 | 23,538 | 23,538 |
| 2006 | $41,788 | 14,147 | 14,147 |
| 2007 | $45,345 | 13,500 | 13,500 |
| 2008 | $53,850 | 14,861 | 14,861 |
| 2009 | $6,528 | 1,800 | 1,800 |
| 2010 | $128 | 2 | 2 |
| 2011 | $20,294 | 5,000 | 5,000 |
Note: Quantity represents Weight in kilograms
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