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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $598,979 | 363,600 | 126 |
| 2006 | $1,252,748 | 178,601 | 101 |
| 2007 | $5,360,557 | 701,213 | 338 |
| 2008 | $3,358,961 | 367,855 | 128 |
| 2009 | $291,238 | 121,722 | 33 |
| 2010 | $1,121,510 | 359,054 | 55 |
| 2011 | $4,118,643 | 725,685 | 244 |
Note: Quantity represents Number of items
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