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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,435 | 4,781 | 4,781 |
| 2006 | $20,539 | 14,811 | 14,811 |
| 2007 | $6,936 | 3,685 | 3,685 |
| 2008 | $18,687 | 9,566 | 9,566 |
| 2009 | $24,300 | 16,157 | 16,157 |
| 2010 | $27,598 | 14,468 | 14,468 |
| 2011 | $13,248 | 4,635 | 4,635 |
Note: Quantity represents Weight in kilograms
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