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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $635,427,057 | 34,200,741 | 118,110 |
| 2006 | $663,580,541 | 36,667,118 | 131,473 |
| 2007 | $726,582,115 | 28,009,013 | 0 |
| 2008 | $837,131,416 | 29,411,466 | 35,323 |
| 2009 | $617,863,406 | 22,213,634 | 0 |
| 2010 | $617,157,216 | 26,352,575 | 22,788 |
| 2011 | $877,061,970 | 26,110,768 | 32,844 |
Note: Quantity represents Number of items
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