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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,397 | 2,192 | 2,192 |
| 2006 | $9,171 | 13,849 | 13,849 |
| 2007 | $8,772 | 3,747 | 3,747 |
| 2008 | $9,704 | 13,751 | 13,751 |
| 2009 | $8,089 | 11,420 | 11,420 |
| 2010 | $14,220 | 9,605 | 9,605 |
| 2011 | $762 | 852 | 852 |
Note: Quantity represents Weight in kilograms
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