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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $37,654 | 3,409 | 3,409 |
| 2006 | $66,575 | 9,312 | 9,312 |
| 2007 | $38,713 | 6,701 | 6,701 |
| 2008 | $37,338 | 4,085 | 4,085 |
| 2009 | $47,977 | 6,793 | 6,793 |
| 2010 | $36,288 | 4,728 | 4,728 |
| 2011 | $59,619 | 7,013 | 7,013 |
Note: Quantity represents Weight in kilograms
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