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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,338 | 7,216 | 7,216 |
| 2006 | $22,240 | 7,580 | 7,580 |
| 2007 | $39,402 | 5,135 | 5,135 |
| 2008 | $44,588 | 5,749 | 5,749 |
| 2009 | $152,853 | 24,292 | 24,292 |
| 2010 | $117,173 | 13,450 | 13,450 |
| 2011 | $132,036 | 17,870 | 17,870 |
Note: Quantity represents Weight in kilograms
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