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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $28,944 | 42,305 | 42,305 |
| 2006 | $15,433 | 7,996 | 7,996 |
| 2007 | $18,709 | 13,862 | 13,862 |
| 2008 | $9,293 | 7,620 | 7,620 |
| 2009 | $24,059 | 19,765 | 19,765 |
| 2010 | $24,517 | 21,269 | 21,269 |
| 2011 | $24,537 | 21,934 | 21,934 |
Note: Quantity represents Weight in kilograms
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