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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,124,537 | 51,420,106 | 51,420,106 |
| 2006 | $39,359,956 | 53,152,536 | 53,152,536 |
| 2007 | $156,067,935 | 288,109,774 | 288,109,774 |
| 2008 | $181,176,255 | 290,283,962 | 290,283,962 |
| 2009 | $70,516,934 | 183,339,302 | 183,339,302 |
| 2010 | $124,804,063 | 200,914,028 | 200,914,028 |
| 2011 | $148,422,427 | 174,768,175 | 174,768,175 |
Note: Quantity represents Weight in kilograms
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