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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $29,123 | 737 | 737 |
| 2006 | $25,140 | 703 | 703 |
| 2007 | $126,590 | 2,436 | 2,436 |
| 2008 | $678,490 | 12,015 | 12,015 |
| 2009 | $2,021,993 | 36,452 | 36,452 |
| 2010 | $478,856 | 8,707 | 8,707 |
| 2011 | $134,345 | 1,698 | 1,698 |
Note: Quantity represents Weight in kilograms
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