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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $135,076,000 | 25,688,858 | 0 |
| 2006 | $153,525,000 | 27,314,490 | 0 |
| 2007 | $212,536,000 | 32,746,111 | 0 |
| 2008 | $251,255,000 | 28,387,591 | 0 |
| 2009 | $172,614,000 | 16,923,616 | 0 |
| 2010 | $208,834,544 | 22,972,778 | 0 |
| 2011 | $230,634,676 | 24,487,974 | 0 |
Note: Quantity represents No Quantity
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