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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,108 | 312 | 312 |
| 2006 | $23,571 | 3,448 | 3,448 |
| 2007 | $23,427 | 2,998 | 2,998 |
| 2008 | $12,639 | 2,514 | 2,514 |
| 2009 | $11,772 | 1,290 | 1,290 |
| 2010 | $37,903 | 5,691 | 5,691 |
| 2011 | $29,088 | 3,091 | 3,091 |
Note: Quantity represents Weight in kilograms
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