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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $53,872 | 179,633 | 179,633 |
| 2006 | $49,445 | 161,407 | 161,407 |
| 2007 | $44,259 | 101,110 | 101,110 |
| 2008 | $38,932 | 62,776 | 62,776 |
| 2009 | $26,397 | 44,143 | 44,143 |
| 2010 | $44,721 | 102,749 | 102,749 |
| 2011 | $40,811 | 62,040 | 62,040 |
Note: Quantity represents Weight in kilograms
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