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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,055,000 | 2,049,576 | 2,049,576 |
| 2006 | $21,790,000 | 2,473,567 | 2,473,567 |
| 2007 | $25,918,000 | 2,760,560 | 2,760,560 |
| 2008 | $29,274,000 | 2,831,930 | 2,831,930 |
| 2009 | $27,298,000 | 2,586,064 | 2,586,064 |
| 2010 | $35,125,000 | 2,980,371 | 2,980,371 |
| 2011 | $39,673,000 | 0 | 0 |
Note: Quantity represents Weight in kilograms
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