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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,865 | 125,000 | 125,000 |
| 2006 | $4,440 | 38,000 | 38,000 |
| 2008 | $19,158 | 117,400 | 117,400 |
| 2009 | $50,110 | 378,500 | 378,500 |
| 2010 | $128,151 | 916,830 | 916,830 |
| 2011 | $105,904 | 739,380 | 739,380 |
Note: Quantity represents Weight in kilograms
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