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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $156,149 | 29,146 | 29,146 |
| 2006 | $9,858 | 6,934 | 6,934 |
| 2007 | $5,509 | 234 | 234 |
| 2008 | $47,085 | 12,227 | 12,227 |
| 2009 | $159,003 | 84,832 | 84,832 |
| 2010 | $2,301 | 946 | 946 |
| 2011 | $37,475 | 16,941 | 16,941 |
Note: Quantity represents Weight in kilograms
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