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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,144 | 7,000 | 7,000 |
| 2006 | $11,046 | 16,068 | 16,068 |
| 2007 | $9,959 | 14,624 | 14,624 |
| 2008 | $10,565 | 14,014 | 14,014 |
| 2009 | $5,663 | 4,851 | 4,851 |
| 2010 | $6,477 | 6,293 | 6,293 |
| 2011 | $15,026 | 12,766 | 12,766 |
Note: Quantity represents Weight in kilograms
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