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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,540 | 2,570 | 2,570 |
| 2006 | $26,468 | 27,709 | 27,709 |
| 2007 | $24,769 | 27,444 | 27,444 |
| 2008 | $23,841 | 15,100 | 15,100 |
| 2009 | $17,268 | 9,057 | 9,057 |
| 2010 | $17,407 | 11,351 | 11,351 |
| 2011 | $17,556 | 12,931 | 12,931 |
Note: Quantity represents Weight in kilograms
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