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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $73,149 | 842 | 842 |
| 2006 | $94,680 | 1,259 | 1,259 |
| 2007 | $80,274 | 27,842 | 27,842 |
| 2008 | $41,492 | 12,791 | 12,791 |
| 2009 | $58,219 | 24,927 | 24,927 |
| 2010 | $55,116 | 16,388 | 16,388 |
| 2011 | $61,916 | 17,148 | 17,148 |
Note: Quantity represents Weight in kilograms
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