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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $22,632 | 43,671 | 43,671 |
| 2006 | $82,391 | 116,564 | 116,564 |
| 2007 | $130,418 | 173,574 | 173,574 |
| 2008 | $217,461 | 230,507 | 230,507 |
| 2009 | $216,975 | 213,225 | 213,225 |
| 2010 | $189,416 | 250,154 | 250,154 |
| 2011 | $260,952 | 280,801 | 280,801 |
Note: Quantity represents Weight in kilograms
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