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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $83,990 | 24,601 | 24,601 |
| 2006 | $100,414 | 27,211 | 27,211 |
| 2007 | $128,023 | 33,005 | 33,005 |
| 2008 | $92,616 | 16,113 | 16,113 |
| 2009 | $62,081 | 12,246 | 12,246 |
| 2010 | $42,775 | 9,052 | 9,052 |
| 2011 | $29,503 | 5,948 | 5,948 |
Note: Quantity represents Weight in kilograms
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