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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,024 | 43,090 | 43,090 |
| 2006 | $16,986 | 26,799 | 26,799 |
| 2007 | $1,841 | 1,202 | 1,202 |
| 2008 | $74,495 | 220,650 | 220,650 |
| 2009 | $11,349,772 | 70,341,881 | 70,341,881 |
| 2010 | $4,294,401 | 21,165,730 | 21,165,730 |
| 2011 | $138,828 | 475,990 | 475,990 |
Note: Quantity represents Weight in kilograms
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