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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $140,800 | 11,051 | 11,051 |
| 2006 | $286,800 | 21,216 | 21,216 |
| 2007 | $194,000 | 12,047 | 12,047 |
| 2008 | $186,300 | 9,541 | 9,541 |
| 2009 | $59,200 | 4,680 | 4,680 |
| 2010 | $34,300 | 1,026 | 1,026 |
| 2011 | $50,100 | 1,850 | 1,850 |
Note: Quantity represents Weight in kilograms
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