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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $17,234,348 | 45,773,616 | 0 |
| 2006 | $16,201,317 | 37,148,217 | 0 |
| 2007 | $19,606,950 | 40,600,554 | 1,256,549 |
| 2008 | $28,853,343 | 70,898,243 | 2,041,367 |
| 2009 | $30,254,566 | 68,295,138 | 1,636,912 |
| 2010 | $35,408,150 | 13,994,911 | 1,606,453 |
| 2011 | $45,252,544 | 86,170,523 | 2,326,311 |
Note: Quantity represents No Quantity
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