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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $172,351,958 | 66,724,838 | 66,724,838 |
| 2006 | $213,115,586 | 80,862,157 | 80,862,157 |
| 2007 | $291,280,115 | 94,243,877 | 94,243,877 |
| 2008 | $367,421,896 | 99,364,995 | 99,364,995 |
| 2009 | $239,960,355 | 99,622,096 | 99,622,096 |
| 2010 | $255,386,948 | 110,573,243 | 110,573,243 |
| 2011 | $306,593,161 | 122,852,413 | 122,852,413 |
Note: Quantity represents Weight in kilograms
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