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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,734 | 9,253 | 9,253 |
| 2006 | $35,495 | 28,551 | 28,551 |
| 2007 | $137,317 | 104,590 | 104,590 |
| 2008 | $354,494 | 425,282 | 425,282 |
| 2009 | $236,877 | 216,157 | 216,157 |
| 2010 | $301,046 | 286,803 | 286,803 |
Note: Quantity represents Weight in kilograms
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