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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $44,082 | 41,886 | 41,886 |
| 2006 | $36,254 | 28,284 | 28,284 |
| 2007 | $22,633 | 17,900 | 17,900 |
| 2008 | $31,153 | 20,390 | 20,390 |
| 2009 | $6,845 | 6,281 | 6,281 |
| 2010 | $9,355 | 7,304 | 7,304 |
| 2011 | $35,785 | 23,628 | 23,628 |
Note: Quantity represents Weight in kilograms
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