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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $63,177 | 36,323 | 36,323 |
| 2006 | $1,255 | 1,190 | 1,190 |
| 2007 | $39,430 | 16,316 | 16,316 |
| 2008 | $35,423 | 13,920 | 13,920 |
| 2009 | $199,380 | 77,506 | 77,506 |
| 2010 | $95,764 | 32,946 | 32,946 |
| 2011 | $68,881 | 26,124 | 26,124 |
Note: Quantity represents Weight in kilograms
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