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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $70,208 | 43,569 | 43,569 |
| 2006 | $49,754 | 28,079 | 28,079 |
| 2007 | $24,095 | 12,874 | 12,874 |
| 2008 | $36,545 | 14,194 | 14,194 |
| 2009 | $47,074 | 28,532 | 28,532 |
| 2010 | $68,147 | 34,104 | 34,104 |
| 2011 | $55,210 | 21,665 | 21,665 |
Note: Quantity represents Weight in kilograms
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