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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,202 | 3,540 | 3,540 |
| 2006 | $31,962 | 6,217 | 6,217 |
| 2007 | $75,030 | 11,509 | 11,509 |
| 2008 | $38,637 | 4,162 | 4,162 |
| 2009 | $23,717 | 2,296 | 2,296 |
| 2010 | $105,420 | 14,685 | 14,685 |
| 2011 | $18,605 | 1,800 | 1,800 |
Note: Quantity represents Weight in kilograms
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