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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,109 | 1,512 | 1,512 |
| 2006 | $6,021 | 2,058 | 2,058 |
| 2007 | $34,249 | 9,108 | 9,108 |
| 2008 | $19,599 | 5,131 | 5,131 |
| 2009 | $28,724 | 5,705 | 5,705 |
| 2010 | $9,307 | 1,410 | 1,410 |
| 2011 | $9,713 | 1,549 | 1,549 |
Note: Quantity represents Weight in kilograms
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