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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,721 | 7,000 | 7,000 |
| 2006 | $5,542 | 10,000 | 10,000 |
| 2007 | $12,110 | 22,000 | 22,000 |
| 2008 | $7,965 | 15,000 | 15,000 |
| 2009 | $582 | 1,000 | 1,000 |
| 2010 | $5,837 | 10,000 | 10,000 |
| 2011 | $19,861 | 35,664 | 35,664 |
Note: Quantity represents Weight in kilograms
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