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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,590 | 21,954 | 21,954 |
| 2006 | $10,671 | 9,526 | 9,526 |
| 2007 | $34,457 | 31,298 | 31,298 |
| 2008 | $61,532 | 53,842 | 53,842 |
| 2009 | $81,103 | 63,549 | 63,549 |
| 2010 | $24,380 | 20,639 | 20,639 |
| 2011 | $29,224 | 24,721 | 24,721 |
Note: Quantity represents Weight in kilograms
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