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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $82,002 | 49,266 | 49,266 |
| 2006 | $80,881 | 49,403 | 49,403 |
| 2007 | $67,103 | 37,860 | 37,860 |
| 2008 | $57,706 | 30,657 | 30,657 |
| 2009 | $48,726 | 25,836 | 25,836 |
| 2010 | $33,840 | 18,157 | 18,157 |
| 2011 | $40,298 | 17,296 | 17,296 |
Note: Quantity represents Weight in kilograms
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