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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $139,593 | 247,251 | 247,251 |
| 2006 | $121,740 | 648,471 | 648,471 |
| 2007 | $107,299 | 185,018 | 185,018 |
| 2008 | $132,818 | 1,306,006 | 1,306,006 |
| 2009 | $213,090 | 27,901,000 | 27,901,000 |
| 2010 | $93,301 | 3,177,000 | 3,177,000 |
Note: Quantity represents Weight in kilograms
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