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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $553,138 | 109,446 | 67,775 |
| 2006 | $132,795 | 18,452 | 32,868 |
| 2007 | $375,353 | 61,112 | 38,066 |
| 2008 | $260,696 | 83,071 | 45,474 |
| 2009 | $452,141 | 0 | 147,249 |
| 2010 | $569,744 | 0 | 105,819 |
| 2011 | $831,765 | 0 | 40,181 |
Note: Quantity represents Area in square metres
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