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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,590 | 28,834 | 28,834 |
| 2006 | $6,331 | 17,889 | 17,889 |
| 2007 | $27,553 | 66,878 | 66,878 |
| 2008 | $23,434 | 52,897 | 52,897 |
| 2009 | $37,060 | 86,849 | 86,849 |
| 2010 | $18,487 | 40,651 | 40,651 |
| 2011 | $7,569 | 15,102 | 15,102 |
Note: Quantity represents Weight in kilograms
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