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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $601,825 | 21,226 | 21,226 |
| 2006 | $987,913 | 34,844 | 34,844 |
| 2007 | $995,488 | 31,255 | 31,255 |
| 2008 | $989,323 | 29,833 | 29,833 |
| 2009 | $448,206 | 10,183 | 10,183 |
| 2010 | $946,403 | 29,749 | 29,749 |
| 2011 | $601,329 | 18,146 | 18,146 |
Note: Quantity represents Weight in kilograms
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