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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $173,001 | 53,287 | 53,287 |
| 2006 | $161,822 | 42,935 | 42,935 |
| 2007 | $117,879 | 33,159 | 33,159 |
| 2008 | $83,390 | 13,457 | 13,457 |
| 2009 | $122,585 | 114,401 | 114,401 |
| 2010 | $21,565 | 7,293 | 7,293 |
| 2011 | $32,344 | 8,110 | 8,110 |
Note: Quantity represents Weight in kilograms
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