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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $471,053 | 26,698 | 26,698 |
| 2006 | $432,937 | 15,458 | 15,458 |
| 2007 | $360,421 | 12,236 | 12,236 |
| 2008 | $328,126 | 7,399 | 7,399 |
| 2009 | $178,894 | 2,229 | 2,229 |
| 2010 | $72,794 | 1,239 | 1,239 |
| 2011 | $75,091 | 1,349 | 1,349 |
Note: Quantity represents Weight in kilograms
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