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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,531 | 739 | 739 |
| 2006 | $40,284 | 1,598 | 1,598 |
| 2007 | $23,377 | 4,436 | 4,436 |
| 2008 | $32,423 | 7,556 | 7,556 |
| 2009 | $102,664 | 11,681 | 11,681 |
| 2010 | $265,802 | 6,001 | 6,001 |
| 2011 | $11,994 | 1,154 | 1,154 |
Note: Quantity represents Weight in kilograms
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