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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,446 | 3,814 | 3,814 |
| 2006 | $9,087 | 2,145 | 2,145 |
| 2007 | $30,061 | 14,091 | 14,091 |
| 2008 | $14,055 | 5,265 | 5,265 |
| 2009 | $70,356 | 21,934 | 21,934 |
| 2010 | $30,999 | 6,893 | 6,893 |
| 2011 | $32,180 | 12,117 | 12,117 |
Note: Quantity represents Weight in kilograms
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