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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $17,335 | 5,113 | 5,113 |
| 2006 | $18,589 | 6,974 | 6,974 |
| 2007 | $8,178 | 2,425 | 2,425 |
| 2008 | $19,675 | 4,371 | 4,371 |
| 2009 | $24,941 | 3,735 | 3,735 |
| 2010 | $56,583 | 11,696 | 11,696 |
| 2011 | $19,102 | 3,140 | 3,140 |
Note: Quantity represents Weight in kilograms
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