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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $151,301,567 | 137,741,141 | 137,741,141 |
| 2006 | $218,693,720 | 195,158,428 | 195,158,428 |
| 2007 | $241,141,081 | 180,368,955 | 180,368,955 |
| 2008 | $297,361,637 | 165,367,440 | 165,367,440 |
| 2009 | $303,649,258 | 190,191,034 | 190,191,034 |
| 2010 | $347,083,990 | 185,829,597 | 185,829,597 |
| 2011 | $405,706,493 | 210,848,823 | 210,848,823 |
Note: Quantity represents Weight in kilograms
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