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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,146,580 | 14,044,075 | 14,044,075 |
| 2006 | $21,797,752 | 6,386,969 | 6,386,969 |
| 2007 | $8,215,912 | 962,490 | 962,490 |
| 2008 | $278,860 | 463,442 | 463,442 |
| 2009 | $149,317,881 | 110,677,975 | 110,677,975 |
| 2010 | $350,812,652 | 221,428,568 | 221,428,568 |
Note: Quantity represents Weight in kilograms
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