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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $250 | 74 | 74 |
| 2007 | $390,800 | 3,600,000 | 3,600,000 |
| 2008 | $7,313 | 152,120 | 152,120 |
| 2009 | $318,000 | 6,000,000 | 6,000,000 |
| 2010 | $36,957 | 300,565 | 300,565 |
| 2011 | $4,795 | 40,000 | 40,000 |
Note: Quantity represents Weight in kilograms
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