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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $87,509 | 159,286 | 23,255 |
| 2006 | $16,759 | 33,672 | 0 |
| 2007 | $6,239 | 8,070 | 825 |
| 2008 | $436,265 | 795,572 | 38,690 |
| 2009 | $85,620 | 71,870 | 6,416 |
| 2010 | $85,095 | 132,179 | 6,024 |
| 2011 | $30,206 | 34,360 | 2,355 |
Note: Quantity represents Area in square metres
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