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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $66,040 | 35,290 | 35,290 |
| 2006 | $94,416 | 93,255 | 93,255 |
| 2007 | $225,414 | 181,038 | 181,038 |
| 2008 | $422,638 | 179,933 | 179,933 |
| 2009 | $599,526 | 243,241 | 243,241 |
| 2010 | $397,223 | 257,464 | 257,464 |
| 2011 | $273,538 | 201,894 | 201,894 |
Note: Quantity represents Weight in kilograms
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