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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,556 | 3,100 | 3,100 |
| 2006 | $35,147 | 2,985 | 2,985 |
| 2007 | $29,801 | 2,275 | 2,275 |
| 2008 | $29,596 | 1,880 | 1,880 |
| 2009 | $15,222 | 1,525 | 1,525 |
| 2010 | $41,223 | 2,857 | 2,857 |
| 2011 | $11,718 | 882 | 882 |
Note: Quantity represents Weight in kilograms
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