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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,189 | 86 | 86 |
| 2006 | $20,095 | 1,452 | 1,452 |
| 2007 | $8,443 | 7,824 | 7,824 |
| 2008 | $4,395 | 3,345 | 3,345 |
| 2009 | $52,520 | 3,048 | 3,048 |
| 2010 | $17,718 | 25,222 | 25,222 |
| 2011 | $25,623 | 32,887 | 32,887 |
Note: Quantity represents Weight in kilograms
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