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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,440 | 5,687 | 5,687 |
| 2006 | $17,294 | 29,202 | 29,202 |
| 2007 | $33,035 | 33,636 | 33,636 |
| 2008 | $107,190 | 35,932 | 35,932 |
| 2009 | $117,592 | 27,178 | 27,178 |
| 2010 | $108,880 | 40,391 | 40,391 |
| 2011 | $26,769 | 33,621 | 33,621 |
Note: Quantity represents Weight in kilograms
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