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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $49,272 | 14,628 | 14,628 |
| 2006 | $46,264 | 7,114 | 7,114 |
| 2007 | $16,214 | 2,719 | 2,719 |
| 2008 | $71,570 | 14,317 | 14,317 |
| 2009 | $23,403 | 514 | 514 |
| 2010 | $4,565 | 159 | 159 |
| 2011 | $23,761 | 6,281 | 6,281 |
Note: Quantity represents Weight in kilograms
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