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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,305 | 1,899 | 1,899 |
| 2006 | $7,165 | 2,800 | 2,800 |
| 2007 | $31,429 | 7,068 | 7,068 |
| 2008 | $9,967 | 1,256 | 1,256 |
| 2009 | $3,798 | 537 | 537 |
| 2010 | $58,068 | 16,058 | 16,058 |
| 2011 | $47,630 | 9,279 | 9,279 |
Note: Quantity represents Weight in kilograms
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