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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,729 | 4,594 | 4,594 |
| 2006 | $69,408 | 138,874 | 138,874 |
| 2007 | $48,339 | 93,391 | 93,391 |
| 2008 | $26,763 | 40,991 | 40,991 |
| 2009 | $18,565 | 15,990 | 15,990 |
| 2010 | $7,133 | 11,754 | 11,754 |
| 2011 | $24,952 | 34,130 | 34,130 |
Note: Quantity represents Weight in kilograms
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