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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,935 | 796 | 796 |
| 2006 | $55,756 | 1,582 | 1,582 |
| 2007 | $76,000 | 2,574 | 2,574 |
| 2008 | $148,598 | 4,470 | 4,470 |
| 2009 | $94,636 | 5,038 | 5,038 |
| 2010 | $118,822 | 7,204 | 7,204 |
| 2011 | $118,342 | 4,701 | 4,701 |
Note: Quantity represents Weight in kilograms
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