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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $102,955 | 21,000 | 21,000 |
| 2006 | $80,202 | 17,068 | 17,068 |
| 2007 | $55,239 | 9,706 | 9,706 |
| 2008 | $50,979 | 8,159 | 8,159 |
| 2009 | $36,793 | 7,294 | 7,294 |
| 2010 | $44,915 | 10,251 | 10,251 |
| 2011 | $54,911 | 13,475 | 13,475 |
Note: Quantity represents Weight in kilograms
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