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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $103,845 | 104,454 | 104,454 |
| 2006 | $268,757 | 196,695 | 196,695 |
| 2007 | $224,948 | 160,169 | 160,169 |
| 2008 | $332,394 | 271,460 | 271,460 |
| 2009 | $386,474 | 270,190 | 270,190 |
| 2010 | $333,949 | 234,695 | 234,695 |
| 2011 | $519,144 | 430,327 | 430,327 |
Note: Quantity represents Weight in kilograms
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