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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,529,191,799 | 366,624,742 | 3,124,763 |
| 2006 | $2,366,985,329 | 553,760,548 | 4,389,855 |
| 2007 | $2,651,633,919 | 628,918,967 | 4,955,359 |
| 2008 | $2,630,072,201 | 590,065,724 | 4,321,818 |
| 2009 | $2,455,695,297 | 524,088,471 | 4,182,669 |
| 2010 | $3,034,384,710 | 627,342,484 | 5,113,664 |
| 2011 | $3,377,931,084 | 728,938,911 | 5,421,431 |
Note: Quantity represents Number of items
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