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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $201,075,917 | 131,879,532 | 131,879,532 |
| 2006 | $168,358,258 | 81,939,878 | 81,939,878 |
| 2007 | $191,235,166 | 81,180,355 | 81,180,355 |
| 2008 | $228,049,484 | 83,629,041 | 83,629,041 |
| 2009 | $187,081,305 | 81,831,078 | 81,831,078 |
| 2010 | $253,950,092 | 110,249,955 | 110,249,955 |
| 2011 | $267,325,030 | 88,507,456 | 88,507,456 |
Note: Quantity represents Weight in kilograms
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