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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $599,620 | 112,183 | 77,429 |
| 2006 | $618,363 | 89,154 | 12,049 |
| 2007 | $671,502 | 85,735 | 5,549 |
| 2008 | $497,960 | 53,618 | 0 |
| 2009 | $446,025 | 50,452 | 14,429 |
| 2010 | $137,726 | 16,600 | 2,891 |
| 2011 | $17,303 | 1,899 | 179 |
Note: Quantity represents Number of items
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