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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,241 | 1,717 | 15 |
| 2006 | $4,126 | 5,709 | 21 |
| 2007 | $202 | 239 | 48 |
| 2008 | $456,161 | 541,230 | 1,082,786 |
| 2009 | $184,703 | 182,274 | 544,778 |
| 2010 | $1,267,918 | 1,319,694 | 1,391,270 |
| 2011 | $192,199 | 200,069 | 165,259 |
Note: Quantity represents Volume in litres
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