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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $53,291,083 | 205,636,871 | 205,636,871 |
| 2006 | $79,421,687 | 287,116,053 | 287,116,053 |
| 2007 | $121,486,421 | 384,677,217 | 384,677,217 |
| 2008 | $187,998,726 | 520,120,299 | 520,120,299 |
| 2009 | $163,418,480 | 350,150,405 | 350,150,405 |
| 2010 | $214,740,313 | 447,323,424 | 447,323,424 |
| 2011 | $215,772,131 | 478,148,468 | 478,148,468 |
Note: Quantity represents Weight in kilograms
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