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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,056 | 2,192 | 554 |
| 2006 | $52,252 | 5,027 | 1,647 |
| 2007 | $141,579 | 23,053 | 6,111 |
| 2008 | $529,073 | 104,727 | 29,388 |
| 2009 | $262,630 | 44,319 | 13,314 |
| 2010 | $118,474 | 23,016 | 11,426 |
| 2011 | $304,681 | 33,718 | 11,564 |
Note: Quantity represents Area in square metres
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