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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,714 | 3,983 | 3,983 |
| 2006 | $17,870 | 6,070 | 6,070 |
| 2007 | $24,501 | 6,696 | 6,696 |
| 2008 | $58,543 | 36,544 | 36,544 |
| 2009 | $20,059 | 4,755 | 4,755 |
| 2010 | $81,461 | 14,948 | 14,948 |
| 2011 | $29,737 | 4,678 | 4,678 |
Note: Quantity represents Weight in kilograms
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