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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,763 | 36,760 | 36,760 |
| 2006 | $19,109 | 39,470 | 39,470 |
| 2007 | $28,427 | 52,302 | 52,302 |
| 2008 | $57,539 | 93,884 | 93,884 |
| 2009 | $53,415 | 97,420 | 97,420 |
| 2010 | $74,643 | 130,332 | 130,332 |
| 2011 | $125,651 | 208,571 | 208,571 |
Note: Quantity represents Weight in kilograms
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