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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $372,198,000 | 50,885,700 | 8,890 |
| 2006 | $599,121,000 | 78,660,500 | 14,310 |
| 2007 | $651,456,000 | 76,673,200 | 11,285 |
| 2008 | $774,275,000 | 86,602,200 | 14,010 |
| 2009 | $332,066,000 | 43,049,600 | 5,379 |
| 2010 | $430,357,102 | 53,188,500 | 7,738 |
| 2011 | $705,035,283 | 78,779,291 | 12,602 |
Note: Quantity represents Number of items
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