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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,910 | 18,520 | 18,520 |
| 2006 | $63,599 | 41,706 | 41,706 |
| 2007 | $46,522 | 25,587 | 25,587 |
| 2008 | $150,756 | 77,067 | 77,067 |
| 2009 | $24,257 | 16,348 | 16,348 |
| 2010 | $8,141 | 4,050 | 4,050 |
| 2011 | $3,848 | 2,100 | 2,100 |
Note: Quantity represents Weight in kilograms
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