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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $52,698,450 | 244,587,777 | 244,587,777 |
| 2006 | $30,098,561 | 154,005,632 | 154,005,632 |
| 2007 | $85,710,025 | 374,814,440 | 374,814,440 |
| 2008 | $5,656,948 | 14,287,303 | 14,287,303 |
| 2009 | $337,425 | 1,258,520 | 1,258,520 |
| 2010 | $72,191 | 174,077 | 174,077 |
| 2011 | $64,788,321 | 217,822,411 | 217,822,411 |
Note: Quantity represents Weight in kilograms
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