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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,980 | 674 | 674 |
| 2006 | $16,881 | 4,678 | 4,678 |
| 2007 | $21,633 | 17,845 | 17,845 |
| 2008 | $13,507 | 5,098 | 5,098 |
| 2009 | $10,970 | 7,818 | 7,818 |
| 2010 | $8,808 | 5,727 | 5,727 |
| 2011 | $20,035 | 3,815 | 3,815 |
Note: Quantity represents Weight in kilograms
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