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| Year | Trade Value | Weight (kg) | Quantity |
| 2006 | $2,425 | 4,076 | 4,076 |
| 2007 | $31,550 | 100,731 | 100,731 |
| 2008 | $34,233 | 87,747 | 87,747 |
| 2009 | $57,054 | 232,623 | 232,623 |
| 2010 | $69,273 | 350,607 | 350,607 |
| 2011 | $66,520 | 308,760 | 308,760 |
Note: Quantity represents Weight in kilograms
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