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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $924,000 | 227,013 | 126,879 |
| 2006 | $1,052,000 | 236,128 | 144,455 |
| 2007 | $1,473,000 | 315,635 | 157,238 |
| 2008 | $1,869,000 | 387,745 | 179,426 |
| 2009 | $2,210,000 | 417,274 | 192,040 |
| 2010 | $1,672,000 | 372,417 | 166,949 |
| 2011 | $2,027,000 | 434,704 | 222,738 |
Note: Quantity represents Area in square metres
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