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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,706 | 368 | 368 |
| 2006 | $10,438 | 180,000 | 180,000 |
| 2007 | $12,000 | 120,000 | 120,000 |
| 2008 | $32,856 | 241,200 | 241,200 |
| 2009 | $75,900 | 660,000 | 660,000 |
| 2010 | $37,019 | 530,000 | 530,000 |
| 2011 | $13,800 | 120,000 | 120,000 |
Note: Quantity represents Weight in kilograms
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