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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,870 | 55,499 | 55,499 |
| 2006 | $11,962 | 58,153 | 58,153 |
| 2007 | $14,520 | 25,867 | 25,867 |
| 2008 | $31,954 | 160,981 | 160,981 |
| 2009 | $127,970 | 833,617 | 833,617 |
| 2010 | $446,293 | 1,380,196 | 1,380,196 |
| 2011 | $64,546 | 507,842 | 507,842 |
Note: Quantity represents Weight in kilograms
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