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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,603 | 2,516 | 2,516 |
| 2006 | $16,598 | 4,325 | 4,325 |
| 2007 | $6,343 | 1,500 | 1,500 |
| 2008 | $7,753 | 1,025 | 1,025 |
| 2009 | $17,203 | 2,925 | 2,925 |
| 2010 | $25,656 | 2,401 | 2,401 |
| 2011 | $19,925 | 1,637 | 1,637 |
Note: Quantity represents Weight in kilograms
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