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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $55,884 | 28,022 | 28,022 |
| 2006 | $43,067 | 25,099 | 25,099 |
| 2007 | $76,104 | 30,276 | 30,276 |
| 2008 | $139,160 | 0 | 0 |
| 2009 | $37,704 | 13,838 | 13,838 |
| 2010 | $41,230 | 17,804 | 17,804 |
| 2011 | $26,187 | 8,365 | 8,365 |
Note: Quantity represents Weight in kilograms
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