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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,084,823 | 301,853,166 | 301,853,166 |
| 2006 | $11,825,245 | 342,649,173 | 342,649,173 |
| 2007 | $17,364,642 | 378,093,564 | 378,093,564 |
| 2008 | $12,759,423 | 293,906,201 | 293,906,201 |
| 2009 | $6,629,017 | 136,317,562 | 136,317,562 |
| 2010 | $8,407,733 | 150,111,269 | 150,111,269 |
| 2011 | $12,495,002 | 152,875,565 | 152,875,565 |
Note: Quantity represents Weight in kilograms
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