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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $88,000 | 28,900 | 28,900 |
| 2007 | $232,000 | 67,600 | 67,600 |
| 2008 | $196,000 | 54,900 | 54,900 |
| 2009 | $83,000 | 22,700 | 22,700 |
| 2010 | $112,000 | 28,900 | 28,900 |
| 2011 | $531,000 | 189,400 | 189,400 |
Note: Quantity represents Weight in kilograms
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