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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $38,949 | 60,688 | 60,688 |
| 2006 | $7,850 | 955 | 955 |
| 2007 | $40,480 | 3,634 | 3,634 |
| 2008 | $29,803 | 2,422 | 2,422 |
| 2009 | $17,775 | 1,495 | 1,495 |
| 2010 | $14,772 | 1,595 | 1,595 |
| 2011 | $18,253 | 1,577 | 1,577 |
Note: Quantity represents Weight in kilograms
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