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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,731,127 | 293,230,520 | 293,230,520 |
| 2006 | $13,626,736 | 372,496,225 | 372,496,225 |
| 2007 | $17,790,179 | 329,584,043 | 329,584,043 |
| 2008 | $33,909,515 | 407,852,525 | 407,852,525 |
| 2009 | $19,175,645 | 328,514,625 | 328,514,625 |
| 2010 | $31,829,726 | 357,156,300 | 357,156,300 |
| 2011 | $51,482,049 | 493,296,610 | 493,296,610 |
Note: Quantity represents Weight in kilograms
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