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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,236 | 29,029 | 29,029 |
| 2006 | $43,742 | 41,713 | 41,713 |
| 2007 | $71,249 | 39,057 | 39,057 |
| 2008 | $19,694 | 27,064 | 27,064 |
| 2009 | $43,521 | 22,372 | 22,372 |
| 2010 | $124,795 | 135,737 | 135,737 |
| 2011 | $95,314 | 112,643 | 112,643 |
Note: Quantity represents Weight in kilograms
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