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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $65,000 | 19,800 | 19,800 |
| 2006 | $38,000 | 1,500 | 1,500 |
| 2007 | $42,000 | 1,300 | 1,300 |
| 2008 | $69,000 | 2,400 | 2,400 |
| 2009 | $155,000 | 5,100 | 5,100 |
| 2010 | $169,000 | 5,900 | 5,900 |
| 2011 | $180,000 | 5,800 | 5,800 |
Note: Quantity represents Weight in kilograms
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