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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,326 | 111 | 111 |
| 2006 | $5,381 | 3,075 | 3,075 |
| 2007 | $24,680 | 9,896 | 9,896 |
| 2008 | $14,828 | 6,398 | 6,398 |
| 2009 | $12,389 | 7,492 | 7,492 |
| 2010 | $13,334 | 7,957 | 7,957 |
| 2011 | $32,385 | 11,042 | 11,042 |
Note: Quantity represents Weight in kilograms
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