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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,409 | 864 | 8,318 |
| 2006 | $26,736 | 832 | 4,954 |
| 2007 | $16,700 | 2,175 | 3,203 |
| 2008 | $12,586 | 156 | 15,473 |
| 2009 | $17,129 | 183 | 68,268 |
| 2010 | $63,405 | 36,436 | 68,905 |
| 2011 | $60,275 | 15,969 | 46,332 |
Note: Quantity represents Number of items
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