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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,091 | 18,039 | 18,039 |
| 2006 | $6,382 | 8,212 | 8,212 |
| 2007 | $16,329 | 19,691 | 19,691 |
| 2008 | $58,111 | 44,819 | 44,819 |
| 2009 | $7,018 | 6,386 | 6,386 |
| 2010 | $2,403 | 2,306 | 2,306 |
| 2011 | $6,043 | 6,431 | 6,431 |
Note: Quantity represents Weight in kilograms
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