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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $611 | 324 | 324 |
| 2006 | $10,632 | 8,286 | 8,286 |
| 2007 | $2,598 | 24,567 | 24,567 |
| 2008 | $3,523 | 2,800 | 2,800 |
| 2009 | $7,801 | 5,826 | 5,826 |
| 2010 | $18,022 | 8,534 | 8,534 |
| 2011 | $16,445 | 11,212 | 11,212 |
Note: Quantity represents Weight in kilograms
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