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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $92,828 | 4,833 | 4,833 |
| 2006 | $53,079 | 5,341 | 5,341 |
| 2007 | $120,347 | 4,187 | 4,187 |
| 2008 | $240,306 | 26,912 | 26,912 |
| 2009 | $308,520 | 8,673 | 8,673 |
| 2010 | $105,852 | 1,594 | 1,594 |
| 2011 | $64,493 | 2,743 | 2,743 |
Note: Quantity represents Weight in kilograms
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