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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,394 | 549 | 549 |
| 2006 | $8,900 | 1,041 | 1,041 |
| 2007 | $12,395 | 1,350 | 1,350 |
| 2008 | $13,311 | 2,314 | 2,314 |
| 2009 | $38,596 | 6,373 | 6,373 |
| 2010 | $51,441 | 6,390 | 6,390 |
| 2011 | $137,115 | 20,205 | 20,205 |
Note: Quantity represents Weight in kilograms
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