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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,997 | 5,826 | 5,826 |
| 2006 | $56,025 | 8,532 | 8,532 |
| 2007 | $152,044 | 18,058 | 18,058 |
| 2008 | $61,691 | 11,205 | 11,205 |
| 2009 | $391,752 | 37,357 | 37,357 |
| 2010 | $316,369 | 46,067 | 46,067 |
| 2011 | $31,356 | 3,406 | 3,406 |
Note: Quantity represents Weight in kilograms
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