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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $516,180,308 | 110,395,213 | 1,814,288 |
| 2006 | $491,241,698 | 96,948,632 | 1,590,586 |
| 2007 | $438,924,279 | 112,635,755 | 1,343,095 |
| 2008 | $425,842,694 | 91,749,877 | 983,053 |
| 2009 | $308,922,174 | 57,055,036 | 795,200 |
| 2010 | $281,621,383 | 36,203,963 | 791,226 |
| 2011 | $295,689,066 | 34,436,953 | 775,763 |
Note: Quantity represents Number of items
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