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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,600 | 8,347 | 8,347 |
| 2006 | $95,200 | 12,629 | 12,629 |
| 2007 | $155,800 | 19,028 | 19,028 |
| 2008 | $82,600 | 7,316 | 7,316 |
| 2009 | $34,900 | 4,112 | 4,112 |
| 2010 | $119,700 | 9,677 | 9,677 |
| 2011 | $224,900 | 18,991 | 18,991 |
Note: Quantity represents Weight in kilograms
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