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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,389,650 | 574 | 574 |
| 2006 | $4,304,923 | 153 | 153 |
| 2007 | $21,384,785 | 1,045 | 1,045 |
| 2008 | $8,243,058 | 6,617 | 6,617 |
| 2009 | $945,241,191 | 28,463 | 28,463 |
| 2010 | $3,240,799 | 93 | 93 |
| 2011 | $1,488,029 | 145 | 145 |
Note: Quantity represents Weight in kilograms
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