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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,987 | 1,122 | 1,122 |
| 2006 | $21,272 | 2,970 | 2,970 |
| 2007 | $24,503 | 3,334 | 3,334 |
| 2008 | $62,296 | 5,200 | 5,200 |
| 2009 | $19,798 | 1,831 | 1,831 |
| 2010 | $33,643 | 4,843 | 4,843 |
| 2011 | $41,890 | 7,361 | 7,361 |
Note: Quantity represents Weight in kilograms
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