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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,157 | 3,035 | 3,035 |
| 2006 | $109,526 | 59,826 | 59,826 |
| 2007 | $4,664 | 8,054 | 8,054 |
| 2008 | $234 | 460 | 460 |
| 2009 | $109,769 | 49,346 | 49,346 |
| 2010 | $112,583 | 46,116 | 46,116 |
| 2011 | $157,569 | 72,199 | 72,199 |
Note: Quantity represents Weight in kilograms
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