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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $755,886 | 37,065 | 18,361 |
| 2006 | $884,965 | 43,395 | 18,224 |
| 2007 | $823,011 | 38,651 | 21,920 |
| 2008 | $765,630 | 32,857 | 15,543 |
| 2009 | $334,277 | 29,918 | 9,232 |
| 2010 | $360,489 | 31,392 | 15,812 |
| 2011 | $168,832 | 12,610 | 10,912 |
Note: Quantity represents Area in square metres
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