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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $266,436 | 234,310 | 234,310 |
| 2006 | $533,643 | 525,500 | 525,500 |
| 2007 | $659,759 | 621,300 | 621,300 |
| 2008 | $277,906 | 259,000 | 259,000 |
| 2009 | $96,597 | 84,361 | 84,361 |
| 2010 | $291,400 | 319,690 | 319,690 |
Note: Quantity represents Weight in kilograms
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