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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $69,976 | 29,384 | 29,384 |
| 2006 | $154,455 | 36,975 | 36,975 |
| 2007 | $64,293 | 7,637 | 7,637 |
| 2008 | $18,650 | 1,785 | 1,785 |
| 2009 | $12,790 | 1,451 | 1,451 |
| 2010 | $10,099 | 553 | 553 |
| 2011 | $837 | 31 | 31 |
Note: Quantity represents Weight in kilograms
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