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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,110 | 28,651 | 28,651 |
| 2006 | $157 | 880 | 880 |
| 2007 | $136,792 | 1,491,000 | 1,491,000 |
| 2008 | $1,709,713 | 6,268,594 | 6,268,594 |
| 2009 | $466,252 | 741,240 | 741,240 |
| 2010 | $114,647 | 447,832 | 447,832 |
Note: Quantity represents Weight in kilograms
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