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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,991,876 | 738,371 | 738,371 |
| 2006 | $25,643,471 | 397,835 | 397,835 |
| 2007 | $29,646,368 | 673,361 | 673,361 |
| 2008 | $21,613,566 | 3,482,573 | 3,482,573 |
| 2009 | $15,059,565 | 102,562,549 | 102,562,549 |
| 2010 | $10,541,875 | 275,536 | 275,536 |
Note: Quantity represents Weight in kilograms
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