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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $29,145 | 40,500 | 40,500 |
| 2006 | $44,115 | 51,022 | 51,022 |
| 2007 | $202,323 | 241,249 | 241,249 |
| 2008 | $526,723 | 677,653 | 677,653 |
| 2009 | $684,456 | 905,271 | 905,271 |
| 2010 | $280,062 | 256,894 | 256,894 |
Note: Quantity represents Weight in kilograms
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