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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,939 | 876 | 876 |
| 2006 | $1,181 | 276 | 276 |
| 2007 | $54,794 | 1,336 | 1,336 |
| 2008 | $138,107 | 3,960 | 3,960 |
| 2009 | $103,104 | 4,829 | 4,829 |
| 2010 | $192,718 | 13,383 | 13,383 |
| 2011 | $66,766 | 2,207 | 2,207 |
Note: Quantity represents Weight in kilograms
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