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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,347,000 | 289,630,486 | 289,630,486 |
| 2006 | $6,737,000 | 234,815,800 | 234,815,800 |
| 2007 | $6,872,000 | 92,756,800 | 92,756,800 |
| 2008 | $3,693,000 | 14,184,200 | 14,184,200 |
| 2009 | $1,253,000 | 9,192,200 | 9,192,200 |
| 2010 | $2,705,365 | 18,012,900 | 18,012,900 |
| 2011 | $4,387,661 | 52,113,211 | 52,113,211 |
Note: Quantity represents Weight in kilograms
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