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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,511 | 2,533 | 2,533 |
| 2006 | $39,689 | 8,287 | 8,287 |
| 2007 | $41,865 | 6,987 | 6,987 |
| 2008 | $45,592 | 6,963 | 6,963 |
| 2009 | $91,653 | 21,256 | 21,256 |
| 2010 | $94,847 | 17,485 | 17,485 |
| 2011 | $53,244 | 5,860 | 5,860 |
Note: Quantity represents Weight in kilograms
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