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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,294,068 | 55,915,448 | 55,915,448 |
| 2006 | $7,566,301 | 36,907,814 | 36,907,814 |
| 2007 | $1,555,573 | 1,096,139 | 1,096,139 |
| 2008 | $824,959 | 1,614,800 | 1,614,800 |
| 2009 | $12,146,832 | 46,698,425 | 46,698,425 |
| 2010 | $209,035,394 | 121,865,544 | 121,865,544 |
Note: Quantity represents Weight in kilograms
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