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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,077 | 2,343 | 2,343 |
| 2006 | $6,050 | 3,311 | 3,311 |
| 2007 | $11,062 | 9,909 | 9,909 |
| 2008 | $12,589 | 6,200 | 6,200 |
| 2009 | $9,544 | 4,438 | 4,438 |
| 2010 | $7,945 | 4,619 | 4,619 |
| 2011 | $13,745 | 6,414 | 6,414 |
Note: Quantity represents Weight in kilograms
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