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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $558,870,509 | 25,842,748 | 42,435,118 |
| 2006 | $616,308,426 | 27,630,393 | 56,408,546 |
| 2007 | $595,566,535 | 25,297,055 | 52,150,498 |
| 2008 | $593,994,076 | 23,084,978 | 46,775,477 |
| 2009 | $577,155,423 | 22,324,541 | 70,725,565 |
| 2010 | $609,414,175 | 22,104,552 | 71,012,794 |
| 2011 | $798,614,100 | 24,031,921 | 77,289,127 |
Note: Quantity represents Number of items
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