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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $112,228,522 | 299,876,860 | 299,876,860 |
| 2006 | $184,172,315 | 481,411,503 | 481,411,503 |
| 2007 | $255,107,458 | 534,227,670 | 534,227,670 |
| 2008 | $328,457,107 | 602,099,198 | 602,099,198 |
| 2009 | $236,533,198 | 624,854,865 | 624,854,865 |
| 2010 | $235,035,440 | 537,192,416 | 537,192,416 |
| 2011 | $309,137,145 | 602,574,183 | 602,574,183 |
Note: Quantity represents Weight in kilograms
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