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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $83,084 | 1,880 | 1,880 |
| 2006 | $84,674 | 2,487 | 2,487 |
| 2007 | $112,598 | 3,282 | 3,282 |
| 2008 | $241,277 | 7,053 | 7,053 |
| 2009 | $277,309 | 23,078 | 23,078 |
| 2010 | $368,898 | 14,611 | 14,611 |
| 2011 | $452,305 | 11,497 | 11,497 |
Note: Quantity represents Weight in kilograms
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