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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $35,825 | 45,288 | 45,288 |
| 2006 | $24,660 | 37,662 | 37,662 |
| 2007 | $64,504 | 79,057 | 79,057 |
| 2008 | $179,467 | 105,433 | 105,433 |
| 2009 | $159,510 | 140,611 | 140,611 |
| 2010 | $278,790 | 395,766 | 395,766 |
| 2011 | $1,310,593 | 1,872,250 | 1,872,250 |
Note: Quantity represents Weight in kilograms
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