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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,169 | 8,958 | 8,958 |
| 2006 | $2,324 | 942 | 942 |
| 2007 | $9,045 | 4,263 | 4,263 |
| 2008 | $299,175 | 13,174 | 13,174 |
| 2009 | $107,242 | 25,839 | 25,839 |
| 2010 | $36,088 | 4,712 | 4,712 |
| 2011 | $118,408 | 24,894 | 24,894 |
Note: Quantity represents Weight in kilograms
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