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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $98,460 | 93,782 | 93,782 |
| 2006 | $86,884 | 27,870 | 27,870 |
| 2007 | $75,237 | 26,623 | 26,623 |
| 2008 | $159,545 | 52,993 | 52,993 |
| 2009 | $57,690 | 17,282 | 17,282 |
| 2010 | $44,157 | 15,870 | 15,870 |
| 2011 | $38,600 | 11,254 | 11,254 |
Note: Quantity represents Weight in kilograms
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