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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $60,554 | 42,177 | 42,177 |
| 2006 | $68,616 | 46,192 | 46,192 |
| 2007 | $60,438 | 36,033 | 36,033 |
| 2008 | $68,685 | 27,437 | 27,437 |
| 2009 | $62,673 | 25,698 | 25,698 |
| 2010 | $61,733 | 26,307 | 26,307 |
| 2011 | $92,111 | 31,044 | 31,044 |
Note: Quantity represents Weight in kilograms
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