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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $608,900 | 5,888 | 5,888 |
| 2006 | $851,684 | 6,159 | 6,159 |
| 2007 | $486,880 | 949 | 949 |
| 2008 | $958,270 | 1,912 | 1,912 |
| 2009 | $392,048 | 260 | 260 |
| 2010 | $2,288,662 | 1,477 | 1,477 |
| 2011 | $3,588,018 | 2,534 | 2,534 |
Note: Quantity represents Weight in kilograms
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