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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $276,234 | 41,931 | 41,931 |
| 2006 | $142,070 | 29,905 | 29,905 |
| 2007 | $225,845 | 48,657 | 48,657 |
| 2008 | $42,240 | 6,173 | 6,173 |
| 2009 | $58,565 | 8,209 | 8,209 |
| 2010 | $64,703 | 14,528 | 14,528 |
| 2011 | $71,323 | 13,335 | 13,335 |
Note: Quantity represents Weight in kilograms
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