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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,435 | 6,259 | 6,259 |
| 2006 | $7,763 | 2,100 | 2,100 |
| 2007 | $12,687 | 4,007 | 4,007 |
| 2008 | $29,753 | 7,783 | 7,783 |
| 2009 | $50,819 | 11,928 | 11,928 |
| 2010 | $28,457 | 7,366 | 7,366 |
| 2011 | $31,079 | 6,948 | 6,948 |
Note: Quantity represents Weight in kilograms
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