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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $317,235,709 | 21,233,500 | 14,971 |
| 2006 | $230,437,019 | 16,845,700 | 11,877 |
| 2007 | $262,949,013 | 18,073,800 | 12,261 |
| 2008 | $200,802,059 | 15,120,000 | 9,868 |
| 2009 | $134,305,846 | 8,872,800 | 8,650 |
| 2010 | $421,763,717 | 22,137,794 | 20,980 |
| 2011 | $446,210,792 | 23,679,966 | 25,903 |
Note: Quantity represents Number of items
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