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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,708 | 32,209 | 32,209 |
| 2006 | $26,160 | 25,686 | 25,686 |
| 2007 | $6,322 | 3,160 | 3,160 |
| 2008 | $6,345 | 10,000 | 10,000 |
| 2009 | $35,348 | 30,720 | 30,720 |
| 2010 | $19,395 | 8,158 | 8,158 |
| 2011 | $4,916 | 2,961 | 2,961 |
Note: Quantity represents Weight in kilograms
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