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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,572 | 487 | 239 |
| 2006 | $3,137 | 255 | 477 |
| 2007 | $1,286 | 5,830 | 130 |
| 2008 | $22,615 | 4,965 | 1,933 |
| 2009 | $15,106 | 3,648 | 1,261 |
| 2010 | $129,654 | 13,064 | 11,012 |
| 2011 | $85,490 | 19,342 | 7,086 |
Note: Quantity represents Area in square metres
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