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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,334 | 1,975 | 1,975 |
| 2006 | $12,512 | 4,319 | 4,319 |
| 2007 | $11,982 | 3,270 | 3,270 |
| 2008 | $14,400 | 3,394 | 3,394 |
| 2009 | $25,686 | 6,058 | 6,058 |
| 2010 | $27,808 | 7,258 | 7,258 |
| 2011 | $20,927 | 5,533 | 5,533 |
Note: Quantity represents Weight in kilograms
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