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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $47,862 | 87,517 | 87,517 |
| 2006 | $347 | 36 | 36 |
| 2007 | $44,204 | 69,166 | 69,166 |
| 2008 | $26,644 | 32,943 | 32,943 |
| 2009 | $3,108 | 26,120 | 26,120 |
| 2010 | $1,420 | 2,300 | 2,300 |
| 2011 | $7,084 | 6,123 | 6,123 |
Note: Quantity represents Weight in kilograms
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