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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,700 | 8,250 | 22,331 |
| 2006 | $14,600 | 14,545 | 44,440 |
| 2007 | $10,000 | 20,154 | 35,795 |
| 2008 | $38,700 | 15,976 | 51,668 |
| 2009 | $14,300 | 21,307 | 52,370 |
| 2010 | $7,500 | 9,590 | 27,663 |
| 2011 | $27,500 | 24,483 | 47,698 |
Note: Quantity represents Number of items
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