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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,516 | 12,444 | 12,444 |
| 2006 | $6,549 | 8,744 | 8,744 |
| 2007 | $9,106 | 11,912 | 11,912 |
| 2008 | $14,584 | 8,126 | 8,126 |
| 2009 | $6,252 | 10,819 | 10,819 |
| 2010 | $20,481 | 13,467 | 13,467 |
| 2011 | $25,339 | 17,226 | 17,226 |
Note: Quantity represents Weight in kilograms
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