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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,937 | 72,238 | 72,238 |
| 2006 | $14,024 | 12,284 | 12,284 |
| 2007 | $13,853 | 8,960 | 8,960 |
| 2008 | $12,547 | 4,440 | 4,440 |
| 2009 | $28 | 9,979 | 9,979 |
| 2010 | $22,811 | 68,587 | 68,587 |
| 2011 | $51,668 | 78,579 | 78,579 |
Note: Quantity represents Weight in kilograms
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