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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,040 | 776 | 776 |
| 2006 | $4,973 | 2,271 | 2,271 |
| 2007 | $70,623 | 18,017 | 18,017 |
| 2008 | $22,929 | 11,009 | 11,009 |
| 2009 | $20,737 | 10,242 | 10,242 |
| 2010 | $43,932 | 16,510 | 16,510 |
| 2011 | $48,833 | 34,755 | 34,755 |
Note: Quantity represents Weight in kilograms
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