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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,724 | 10,254 | 10,254 |
| 2006 | $64,683 | 26,608 | 26,608 |
| 2007 | $47,195 | 17,066 | 17,066 |
| 2008 | $20,835 | 9,224 | 9,224 |
| 2009 | $11,289 | 6,035 | 6,035 |
| 2010 | $9,947 | 6,239 | 6,239 |
| 2011 | $12,265 | 5,712 | 5,712 |
Note: Quantity represents Weight in kilograms
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