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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,272 | 113 | 113 |
| 2006 | $27,079 | 21,586 | 21,586 |
| 2007 | $54,429 | 5,630 | 5,630 |
| 2008 | $36,274 | 4,743 | 4,743 |
| 2009 | $7,153 | 4,043 | 4,043 |
| 2010 | $66,946 | 31,823 | 31,823 |
| 2011 | $131,576 | 162,489 | 162,489 |
Note: Quantity represents Weight in kilograms
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