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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,542 | 331 | 331 |
| 2006 | $33,689 | 3,891 | 3,891 |
| 2007 | $167,225 | 21,693 | 21,693 |
| 2008 | $84,745 | 14,258 | 14,258 |
| 2009 | $11,870 | 1,655 | 1,655 |
| 2010 | $18,290 | 688 | 688 |
| 2011 | $18,636 | 639 | 639 |
Note: Quantity represents Weight in kilograms
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