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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $63,973 | 18,620 | 18,620 |
| 2006 | $38,810 | 9,234 | 9,234 |
| 2007 | $246,890 | 55,127 | 55,127 |
| 2008 | $230,094 | 114,028 | 114,028 |
| 2009 | $227,144 | 56,542 | 56,542 |
| 2010 | $204,042 | 14,752 | 14,752 |
| 2011 | $239,062 | 3,770 | 3,770 |
Note: Quantity represents Weight in kilograms
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