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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,654,802 | 6,893,680 | 6,893,680 |
| 2006 | $3,031,931 | 2,115,048 | 2,115,048 |
| 2007 | $4,976,908 | 3,118,251 | 3,118,251 |
| 2008 | $1,066,117 | 769,117 | 769,117 |
| 2009 | $5,544 | 1,741 | 1,741 |
| 2010 | $84,322 | 20,508 | 20,508 |
| 2011 | $8,684 | 1,859 | 1,859 |
Note: Quantity represents Weight in kilograms
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