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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,925 | 7,500 | 7,500 |
| 2006 | $29,481 | 17,606 | 17,606 |
| 2007 | $25,027 | 13,967 | 13,967 |
| 2008 | $29,795 | 13,232 | 13,232 |
| 2009 | $32,720 | 15,467 | 15,467 |
| 2010 | $57,874 | 25,516 | 25,516 |
| 2011 | $45,999 | 26,959 | 26,959 |
Note: Quantity represents Weight in kilograms
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