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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $145,405,260 | 115,868,975 | 115,868,975 |
| 2006 | $181,060,872 | 145,433,548 | 145,433,548 |
| 2007 | $216,929,331 | 154,525,214 | 154,525,214 |
| 2008 | $214,222,541 | 145,416,664 | 145,416,664 |
| 2009 | $224,136,120 | 147,300,105 | 147,300,105 |
| 2010 | $232,068,104 | 167,025,767 | 167,025,767 |
| 2011 | $241,329,421 | 174,940,338 | 174,940,338 |
Note: Quantity represents Weight in kilograms
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