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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $51,817,997 | 20,795,707 | 20,795,707 |
| 2006 | $99,948,015 | 40,209,038 | 40,209,038 |
| 2007 | $174,611,787 | 67,870,188 | 67,870,188 |
| 2008 | $314,605,235 | 118,365,478 | 118,365,478 |
| 2009 | $301,902,045 | 125,704,754 | 125,704,754 |
| 2010 | $877,852,822 | 286,519,569 | 286,519,569 |
| 2011 | $835,246,250 | 202,299,031 | 202,299,031 |
Note: Quantity represents Weight in kilograms
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