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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $214,395 | 38,200 | 38,200 |
| 2006 | $415,546 | 90,900 | 90,900 |
| 2007 | $271,778 | 66,004 | 66,004 |
| 2008 | $574,129 | 176,900 | 176,900 |
| 2009 | $309,373 | 44,700 | 44,700 |
| 2010 | $46,466 | 16,122 | 16,122 |
| 2011 | $45,118 | 9,689 | 9,689 |
Note: Quantity represents Weight in kilograms
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