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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,775 | 41,387 | 41,387 |
| 2006 | $15,516 | 24,363 | 24,363 |
| 2007 | $71,239 | 100,987 | 100,987 |
| 2008 | $132,922 | 342,103 | 342,103 |
| 2009 | $272,349 | 503,116 | 503,116 |
| 2010 | $140,408 | 293,402 | 293,402 |
Note: Quantity represents Weight in kilograms
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