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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,000 | 11,000 | 11,000 |
| 2006 | $12,563 | 9,934 | 9,934 |
| 2007 | $6,083 | 3,289 | 3,289 |
| 2008 | $88,222 | 86,840 | 86,840 |
| 2009 | $154,084 | 134,772 | 134,772 |
| 2010 | $475,106 | 442,703 | 442,703 |
| 2011 | $538,455 | 492,737 | 492,737 |
Note: Quantity represents Weight in kilograms
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