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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $649,386,078 | 3,233,994 | 8,163,110 |
| 2006 | $993,605,254 | 4,299,633 | 13,344,503 |
| 2007 | $1,053,669,635 | 4,857,272 | 15,485,767 |
| 2008 | $557,263,989 | 1,706,767 | 10,309,127 |
| 2009 | $192,733,034 | 576,922 | 6,598,802 |
| 2010 | $434,932,439 | 1,239,484 | 14,545,060 |
| 2011 | $635,612,031 | 0 | 18,612,148 |
Note: Quantity represents Number of items
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