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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $39,084 | 22,856 | 22,856 |
| 2006 | $58,761 | 48,290 | 48,290 |
| 2007 | $74,798 | 48,022 | 48,022 |
| 2008 | $86,476 | 28,147 | 28,147 |
| 2009 | $93,232 | 32,602 | 32,602 |
| 2010 | $137,958 | 72,142 | 72,142 |
| 2011 | $134,011 | 80,032 | 80,032 |
Note: Quantity represents Weight in kilograms
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