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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $71,198 | 67,420 | 67,420 |
| 2006 | $174,581 | 143,160 | 143,160 |
| 2007 | $1,110 | 163 | 163 |
| 2008 | $85,818 | 121,936 | 121,936 |
| 2009 | $44,817 | 74,342 | 74,342 |
| 2010 | $12,223 | 11,020 | 11,020 |
| 2011 | $22,965 | 28,410 | 28,410 |
Note: Quantity represents Weight in kilograms
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