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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,034 | 13,372 | 13,372 |
| 2006 | $39,386 | 43,527 | 43,527 |
| 2007 | $173,143 | 142,329 | 142,329 |
| 2008 | $32,497 | 26,936 | 26,936 |
| 2009 | $215,271 | 137,776 | 137,776 |
| 2010 | $108,984 | 58,253 | 58,253 |
| 2011 | $55,322 | 17,411 | 17,411 |
Note: Quantity represents Weight in kilograms
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