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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $52,724 | 64,752 | 64,752 |
| 2006 | $94,233 | 63,188 | 63,188 |
| 2007 | $29,353 | 16,874 | 16,874 |
| 2008 | $143,425 | 122,461 | 122,461 |
| 2009 | $250,229 | 238,594 | 238,594 |
| 2010 | $202,855 | 164,190 | 164,190 |
| 2011 | $964,796 | 932,564 | 932,564 |
Note: Quantity represents Weight in kilograms
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