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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $60,790 | 68,570 | 68,570 |
| 2006 | $71,782 | 87,011 | 87,011 |
| 2007 | $41,581 | 47,703 | 47,703 |
| 2008 | $43,612 | 51,519 | 51,519 |
| 2009 | $41,733 | 53,227 | 53,227 |
| 2010 | $36,506 | 45,450 | 45,450 |
| 2011 | $20,381 | 22,397 | 22,397 |
Note: Quantity represents Weight in kilograms
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