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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,914 | 64,843 | 64,843 |
| 2006 | $23,762 | 26,636 | 26,636 |
| 2007 | $28,809 | 31,704 | 31,704 |
| 2008 | $31,317 | 27,545 | 27,545 |
| 2009 | $48,527 | 27,083 | 27,083 |
| 2010 | $52,925 | 38,578 | 38,578 |
| 2011 | $37,854 | 29,090 | 29,090 |
Note: Quantity represents Weight in kilograms
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