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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,027 | 10,082 | 10,082 |
| 2006 | $42,519 | 12,680 | 12,680 |
| 2007 | $22,499 | 16,263 | 16,263 |
| 2008 | $14,168 | 50,253 | 50,253 |
| 2009 | $7,491 | 17,109 | 17,109 |
| 2010 | $27,584 | 8,134 | 8,134 |
| 2011 | $20,787 | 14,807 | 14,807 |
Note: Quantity represents Weight in kilograms
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