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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $14,346 | 834 | 834 |
| 2006 | $25,515 | 1,410 | 1,410 |
| 2007 | $29,328 | 2,053 | 2,053 |
| 2008 | $78,744 | 3,564 | 3,564 |
| 2009 | $45,265 | 2,323 | 2,323 |
| 2010 | $33,338 | 3,199 | 3,199 |
| 2011 | $57,094 | 6,111 | 6,111 |
Note: Quantity represents Weight in kilograms
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