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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,703 | 4,400 | 4,400 |
| 2006 | $28,138 | 2,503 | 2,503 |
| 2007 | $25,422 | 2,849 | 2,849 |
| 2008 | $65,654 | 8,455 | 8,455 |
| 2009 | $140,761 | 12,469 | 12,469 |
| 2010 | $196,983 | 29,884 | 29,884 |
| 2011 | $59,888 | 11,434 | 11,434 |
Note: Quantity represents Weight in kilograms
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