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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $32,504 | 32,418 | 32,418 |
| 2006 | $31,844 | 26,230 | 26,230 |
| 2007 | $13,224 | 7,611 | 7,611 |
| 2008 | $2,213 | 1,264 | 1,264 |
| 2009 | $16,728 | 8,502 | 8,502 |
| 2010 | $16,622 | 5,435 | 5,435 |
| 2011 | $61,490 | 18,998 | 18,998 |
Note: Quantity represents Weight in kilograms
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