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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $109,209 | 89,047 | 89,047 |
| 2006 | $86,737 | 53,378 | 53,378 |
| 2007 | $113,002 | 85,059 | 85,059 |
| 2008 | $453,963 | 236,848 | 236,848 |
| 2009 | $436,130 | 304,095 | 304,095 |
| 2010 | $441,275 | 376,063 | 376,063 |
| 2011 | $435,048 | 447,914 | 447,914 |
Note: Quantity represents Weight in kilograms
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