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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2 | 20 | 20 |
| 2006 | $47,761 | 26,467 | 26,467 |
| 2007 | $54,512 | 24,796 | 24,796 |
| 2008 | $107,794 | 40,310 | 40,310 |
| 2009 | $81,604 | 34,469 | 34,469 |
| 2010 | $101,806 | 40,869 | 40,869 |
| 2011 | $32,752 | 14,260 | 14,260 |
Note: Quantity represents Weight in kilograms
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