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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $82,242,359 | 194,818,348 | 194,818,348 |
| 2006 | $135,102,323 | 284,945,624 | 284,945,624 |
| 2007 | $200,191,319 | 267,784,136 | 267,784,136 |
| 2008 | $28,222,921 | 20,405,084 | 20,405,084 |
| 2009 | $25,773,712 | 18,885,534 | 18,885,534 |
| 2010 | $28,475,072 | 20,119,540 | 20,119,540 |
| 2011 | $26,867,867 | 15,790,340 | 15,790,340 |
Note: Quantity represents Weight in kilograms
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