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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $175,683,748 | 163,800 | 163,800 |
| 2006 | $191,906,843 | 144,914 | 144,914 |
| 2007 | $216,033,470 | 168,783 | 168,783 |
| 2008 | $294,132,518 | 179,029 | 179,029 |
| 2009 | $389,954,445 | 241,624 | 241,624 |
| 2010 | $544,510,715 | 306,973 | 306,973 |
| 2011 | $719,720,413 | 416,607 | 416,607 |
Note: Quantity represents Weight in kilograms
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