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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $54,703 | 2,280 | 11,893 |
| 2006 | $39,369 | 2,108 | 7,204 |
| 2007 | $59,121 | 3,028 | 12,619 |
| 2008 | $96,264 | 4,074 | 21,152 |
| 2009 | $97,219 | 4,119 | 22,203 |
| 2010 | $71,558 | 2,943 | 16,436 |
| 2011 | $79,757 | 3,371 | 16,542 |
Note: Quantity represents Area in square metres
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