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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $155,475 | 3,988 | 3,988 |
| 2006 | $203,152 | 4,392 | 4,392 |
| 2007 | $150,355 | 3,505 | 3,505 |
| 2008 | $142,887 | 4,540 | 4,540 |
| 2009 | $80,963 | 24,095 | 24,095 |
| 2010 | $218,894 | 48,161 | 48,161 |
| 2011 | $169,395 | 32,790 | 32,790 |
Note: Quantity represents Weight in kilograms
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