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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $46,400 | 2,255 | 4,551 |
| 2006 | $25,000 | 1,238 | 2,302 |
| 2007 | $8,700 | 310 | 808 |
| 2008 | $108,900 | 2,168 | 10,052 |
| 2009 | $100,000 | 1,750 | 6,394 |
| 2010 | $123,700 | 4,485 | 12,433 |
| 2011 | $484,900 | 14,384 | 51,428 |
Note: Quantity represents Number of items
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