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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $14,100 | 16,345 | 16,345 |
| 2006 | $68,300 | 61,344 | 61,344 |
| 2007 | $86,400 | 64,456 | 64,456 |
| 2008 | $173,500 | 91,557 | 91,557 |
| 2009 | $216,600 | 104,286 | 104,286 |
| 2010 | $140,300 | 72,655 | 72,655 |
| 2011 | $119,800 | 47,344 | 47,344 |
Note: Quantity represents Weight in kilograms
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