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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $197,000 | 14,071 | 14,071 |
| 2006 | $88,444 | 15,420 | 15,420 |
| 2007 | $86,480 | 7,997 | 7,997 |
| 2008 | $91,263 | 17,358 | 17,358 |
| 2009 | $293,070 | 101,162 | 101,162 |
| 2010 | $156,498 | 29,828 | 29,828 |
| 2011 | $112,085 | 5,912 | 5,912 |
Note: Quantity represents Weight in kilograms
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