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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,432 | 8,758 | 8,758 |
| 2006 | $27,604 | 50,990 | 50,990 |
| 2007 | $75,416 | 141,271 | 141,271 |
| 2008 | $45,944 | 88,302 | 88,302 |
| 2009 | $37,160 | 25,287 | 25,287 |
| 2010 | $19,046 | 16,710 | 16,710 |
| 2011 | $4,681 | 1,820 | 1,820 |
Note: Quantity represents Weight in kilograms
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