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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $35,740 | 49,330 | 49,330 |
| 2006 | $18,602 | 13,936 | 13,936 |
| 2007 | $42,980 | 53,118 | 53,118 |
| 2008 | $113,490 | 58,699 | 58,699 |
| 2009 | $71,865 | 106,582 | 106,582 |
| 2010 | $149,647 | 124,144 | 124,144 |
| 2011 | $129,457 | 130,171 | 130,171 |
Note: Quantity represents Weight in kilograms
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