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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $191,263,710 | 57,054,280 | 57,054,280 |
| 2006 | $169,083,046 | 48,372,605 | 48,372,605 |
| 2007 | $222,147,728 | 65,066,622 | 65,066,622 |
| 2008 | $239,648,847 | 0 | 0 |
| 2009 | $230,997,720 | 56,867,278 | 56,867,278 |
| 2010 | $231,974,104 | 49,713,134 | 49,713,134 |
| 2011 | $229,754,441 | 41,994,418 | 41,994,418 |
Note: Quantity represents Weight in kilograms
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