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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,875 | 1,253 | 1,253 |
| 2006 | $4,502 | 1,587 | 1,587 |
| 2007 | $3,447 | 1,613 | 1,613 |
| 2008 | $2,402 | 1,030 | 1,030 |
| 2009 | $3,602 | 1,851 | 1,851 |
| 2010 | $9,005 | 1,954 | 1,954 |
| 2011 | $11,951 | 2,616 | 2,616 |
Note: Quantity represents Weight in kilograms
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