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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $60,764 | 22,750 | 22,750 |
| 2006 | $46,615 | 17,636 | 17,636 |
| 2007 | $52,228 | 17,685 | 17,685 |
| 2008 | $34,599 | 11,779 | 11,779 |
| 2009 | $58,941 | 12,854 | 12,854 |
| 2010 | $18,733 | 5,840 | 5,840 |
| 2011 | $19,870 | 5,590 | 5,590 |
Note: Quantity represents Weight in kilograms
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