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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,000 | 3,900 | 3,900 |
| 2006 | $26,000 | 8,700 | 8,700 |
| 2007 | $32,000 | 14,400 | 14,400 |
| 2008 | $39,000 | 16,600 | 16,600 |
| 2009 | $130,000 | 51,600 | 51,600 |
| 2010 | $212,000 | 71,700 | 71,700 |
| 2011 | $352,000 | 92,700 | 92,700 |
Note: Quantity represents Weight in kilograms
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