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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $173,303 | 13,591 | 13,591 |
| 2006 | $237,877 | 11,275 | 11,275 |
| 2007 | $198,348 | 8,339 | 8,339 |
| 2008 | $90,615 | 1,660 | 1,660 |
| 2009 | $162,720 | 4,658 | 4,658 |
| 2010 | $48,716 | 2,140 | 2,140 |
| 2011 | $30,392 | 1,007 | 1,007 |
Note: Quantity represents Weight in kilograms
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