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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,000 | 18,789 | 18,789 |
| 2006 | $12,329 | 8,292 | 8,292 |
| 2007 | $103,975 | 100,518 | 100,518 |
| 2008 | $1,095,069 | 155,235 | 155,235 |
| 2009 | $62,021 | 26,891 | 26,891 |
| 2010 | $90,498 | 36,493 | 36,493 |
| 2011 | $512,801 | 137,157 | 137,157 |
Note: Quantity represents Weight in kilograms
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