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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $47,517 | 2,416 | 2,416 |
| 2006 | $41,672 | 2,143 | 2,143 |
| 2007 | $77,874 | 3,878 | 3,878 |
| 2008 | $95,917 | 4,257 | 4,257 |
| 2009 | $79,351 | 2,802 | 2,802 |
| 2010 | $29,606 | 1,479 | 1,479 |
| 2011 | $128,663 | 10,136 | 10,136 |
Note: Quantity represents Weight in kilograms
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